January Weather in Monte Hermoso, Argentina

Last updated: August 21, 2025

In Monte Hermoso, Argentina, the weather in January is characterized by high temperatures and moderate humidity. The mercury can soar to a sizzling maximum of 39°C (103°F), while the average temperature hovers around a comfortable 23°C (73°F). Nights bring a refreshing dip, with minimums of 11°C (52°F) providing a pleasant respite. Rainfall is relatively low, with only 38 mm (1.5 in) spread over 5 days, making it a fantastic time for outdoor activities. With 61% humidity, visitors can expect a warm but manageable climate perfect for enjoying the beautiful coastal scenery.

January Temperature in Monte Hermoso

In Monte Hermoso, Argentina, January is marked by warm and vibrant temperatures, offering a delightful summer atmosphere. With a minimum temperature of 11°C (52°F) and an average high reaching up to 39°C (103°F), the month is characterized by days bathed in sunshine, ideal for beachgoers and outdoor enthusiasts. As the month progresses into February, temperatures remain pleasant, slightly dipping to an average of 22°C (71°F) with a maximum of 35°C (95°F), signaling the onset of a gradual cooling trend. Continuing into March, the weather becomes even more temperate, boasting averages around 20°C (68°F), showcasing the region's dynamic climate that transitions from sizzling highs to more moderate warmth as summer yields to autumn. This seamless shift from the sweltering peak of January to the mild embrace of March illustrates Monte Hermoso's appealing seasonal evolution, making it a captivating destination year-round.

January Weather in Monte Hermoso: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Monte Hermoso, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Monte Hermoso, January typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec737168625550475054586470
Data source: Temperature data for Monte Hermoso generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Monte Hermoso

In January, Monte Hermoso experiences a modest precipitation of 38 mm (1.5 in) over the course of just 5 days, setting a tone for a relatively dry start to the year. As the summer progresses into February, rainfall increases to 50 mm (2.0 in), while March closely follows with 49 mm (1.9 in), suggesting a trend of heightened moisture in the early part of the year. This upward trajectory peaks in November, where precipitation surges to 86 mm (3.4 in), suggesting a shift as spring arrives. Interestingly, January stands out as one of the drier months, with fewer rainy days compared to later months. Overall, the precipitation pattern in Monte Hermoso indicates a gradual increase in rain as the year advances, culminating in the wettest months of late spring.

January Precipitation Trends in Monte Hermoso

The chart displays monthly precipitation patterns in Monte Hermoso, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Monte Hermoso, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec385049645148412942538658
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Monte Hermoso

In January, Monte Hermoso, Argentina experiences a moderate humidity level of 61%, setting the stage for a pleasant summer atmosphere. As the season progresses into February, humidity begins to rise, reaching 67%. This upward trend continues through March and April, where the humidity peaks at 75%, contributing to a distinctly tropical feel. By May, the air becomes even more saturated at 77%, illustrating the transition to winter. However, as the cold months set in, humidity experiences a gradual decline, dropping to 74% in June and further to 71% in July. The trend continues downward through August and October, hovering around the low 60s. Interestingly, December sees a refreshing dip to 58%, offering a respite from the wetter months. Overall, January's humidity serves as a gentle beginning to a rising trend that peaks in mid-autumn before tapering off into drier winter air.

January Average Humidity in Monte Hermoso

This chart illustrates the average monthly humidity levels in Monte Hermoso, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Monte Hermoso is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec61%67%70%75%77%74%71%68%71%68%65%58%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Monte Hermoso

In Monte Hermoso, January brings an extreme UV Index of 14, with a burn time of just 10 minutes—a stark reminder of the sun's power during the peak of summer. This trend of heightened UV exposure continues into February with a still extreme Index of 12, reinforcing the importance of sun protection for outdoor activities. As the months progress, the UV Index begins to moderate; March sees a slight dip to 10, categorized as very high, allowing for a slightly longer burn time of 15 minutes. By April, the Index decreases further to 6 (high), and the burn time increases to 25 minutes, offering some relief as autumn approaches. However, intense sunshine persists into late spring, as November and December once again present extreme conditions with UV Index values of 12 and 13, respectively, and a quick 10-minute burn time. To stay safe and enjoy the sun responsibly, it's crucial to remain aware of these trends. For more information on UV exposure throughout the year, check out Monte Hermoso UV Index.

Maximum UV Index Levels in Monte Hermoso for January

The chart shows the monthly maximum UV Index (UVI) for Monte Hermoso in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Monte Hermoso typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14121064335791213
Data source: Monte Hermoso January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

January Sunshine in Monte Hermoso

January in Monte Hermoso, Argentina, welcomes an impressive 318 hours of sunshine, setting the tone for a summer filled with warmth and vibrancy. This sunny oasis transitions into February, boasting an even brighter 319 hours, highlighting the region's commitment to basking in daylight. As the months roll on, March mirrors January with the same hours of sunshine, but a noticeable decrease occurs in April, where the hours dip to 256. The trend continues into May and June, with the sun becoming increasingly shy, offering 230 and 197 hours respectively. However, just as winter approaches, July experiences a slight revival at 217 hours. The daylight steadily grows again through the latter half of the year, culminating in a spectacular 389 hours in December. This remarkable transformation underscores Monte Hermoso's resilience, ensuring that while summer thrives, the sunny allure continues to beckon well into winter.

Monthly Sunshine Duration in Monte Hermoso: January Highlighted

The January sunshine duration represents the total number of hours Monte Hermoso experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec318h319h318h256h230h197h217h262h271h326h342h389h
Data source: Monte Hermoso January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Monte Hermoso During January

In Monte Hermoso, Argentina, January boasts a 63% chance of sunny weather, making it a delightful start to the year for sun-seekers. As the summer months progress, February sees a slight increase to 66%, before the probability dips again in March to 61%. This pattern reflects a generally optimistic forecast for sun throughout the early part of the year, with April maintaining a solid 65%. However, the likelihood of sunshine takes a noticeable downturn in the later months, plummeting to 44% by May and further declining to a mere 38% in June. Despite this, the sun starts making a comeback in July, rising to 57%, and continues to hover around the 60% mark until October, which enjoys the best chance at 67%. As the seasons shift towards the end of the year, the trend makes it clear: January is an excellent choice for those hoping to bask in the sun before the cloudier months set in.

Percentage of Sunny Days in January in Monte Hermoso

The chart illustrates the percentage of sunny days in Monte Hermoso throughout the year, with January highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Monte Hermoso experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec63%66%61%65%44%38%57%60%53%67%57%56%
Data source: Monte Hermoso January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Monte Hermoso in January

In Monte Hermoso, Argentina, January shines the brightest with an impressive 14 hours of daylight, setting the stage for a vibrant summer. As the months transition into February and March, daylight gradually decreases to 13 and 12 hours, respectively, hinting at the approaching autumn. The trend continues through April, with daylight dwindling to 11 hours. By May, the days are considerably shorter, offering only 9 hours of light, a pattern that persists through the winter months of June and July. As winter fades into spring, daylight begins to reclaim its presence, rising to 10 hours in August and gradually climbing back to 14 hours by November and December. This rhythmic ebb and flow of daylight illuminates not only the changing seasons but also the vibrant life and activities that characterize Monte Hermoso throughout the year.

Average Daylight Hours in Monte Hermoso for January

The chart illustrates the variation in daylight duration in Monte Hermoso throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 31m13h 31m12h 16m11h9h 58m9h 27m9h 43m10h 39m11h 51m13h 7m14h 15m14h 50m
Data source: Monte Hermoso daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Monte Hermoso

In January, Monte Hermoso enjoys a refreshing average wind speed of 5.7 m/s (13 mph), making it one of the windiest months of the year. This brisk breeze begins to taper off as February rolls in, with winds slightly decreasing to 5.4 m/s (12 mph). Throughout the early months of the year, there’s an observable trend of diminishing wind speed, reaching its lowest at 4.9 m/s (11 mph) in April. However, a gentle upswing occurs during May and July, both seeing a return to 5.7 m/s (13 mph), highlighting the region’s tendency for occasional stronger gusts amid the calmer days. As the seasons transition, wind speeds stabilize around 5.1 to 5.4 m/s (11-12 mph) from September through December, showcasing Monte Hermoso's characteristic mild yet invigorating winds throughout the year.

Average January Wind Speed in Monte Hermoso

The chart displays monthly wind speed patterns in Monte Hermoso, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.7 m/s5.45.14.95.55.45.75.35.15.55.45.1
Data source: Monte Hermoso January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Monte Hermoso Compares to Other Months

Weather in Monte Hermoso varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Monte Hermoso, focusing on differences in temperature, rainfall, humidity, and UV levels.

In January, temperatures in the region range from a minimum of 11°C (52°F) to a maximum of 39°C (103°F), with an average temperature of 23°C (73°F). This month sees relatively less precipitation, totaling 38 mm (1.5 in) over five days, and the humidity averages around 61%. In contrast, February experiences slightly cooler temperatures, with a maximum of 35°C (95°F) and an average of 22°C (71°F), while still maintaining a minimum of 11°C (52°F). Precipitation increases to 50 mm (2.0 in) over the same five days, along with a rise in humidity to 67%. For more detailed weather information, check Monte Hermoso weather in February.

In January, the weather is characterized by warmer temperatures, with a minimum of 11°C (52°F), an average of 23°C (73°F), and a maximum reaching 39°C (103°F). The humidity is relatively moderate at 61%, and the month experiences about 38 mm (1.5 in) of precipitation over five days. In contrast, March sees slightly cooler temperatures, with a minimum of 9°C (49°F), an average of 20°C (68°F), and a maximum of 34°C (93°F). Humidity increases to 70%, and precipitation rises to 49 mm (1.9 in) across six days. For a more detailed look at March weather, you can visit Monte Hermoso weather in March.

January and April present contrasting weather conditions. In January, temperatures range from a minimum of 11°C (52°F) to a scorching maximum of 39°C (103°F), with an average of 23°C (73°F), accompanied by relatively low precipitation of 38 mm (1.5 in) over 5 days and humidity at 61%. In contrast, April experiences cooler temperatures, with a minimum of 6°C (42°F), an average of 17°C (63°F), and a maximum of 31°C (88°F). Additionally, it sees increased precipitation at 64 mm (2.5 in) over 6 days and higher humidity at 75%. For more details on April's weather, visit Monte Hermoso weather in April.

In January, the weather is significantly warmer, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 39°C (103°F) and an average of 23°C (73°F). The month experiences relatively low precipitation of 38 mm (1.5 in), with rainy days amounting to about 5, alongside a humidity level of 61%. In contrast, May's climate is much cooler, with temperatures dropping to a minimum of 3°C (37°F) and peaking at 24°C (76°F), averaging only 13°C (55°F). The precipitation in May is slightly higher at 51 mm (2.0 in) over 6 days, coupled with increased humidity of 77%. For a detailed view of what to expect, check out Monte Hermoso weather in May.

In January, the weather is characterized by significantly warmer temperatures, with a minimum of 11°C (52°F) and maximums soaring up to 39°C (103°F). The month experiences an average temperature of 23°C (73°F) and has lower humidity levels of 61%, making it feel quite hot. In contrast, June brings a much cooler climate, with temperatures ranging from a minimum of 2°C (35°F) to a maximum of 20°C (68°F), averaging just 10°C (50°F). June also has slightly higher precipitation at 48 mm (1.9 in) over 6 days and increased humidity at 74%. For more details, you can check Monte Hermoso weather in June.

In January, the weather is characterized by warm temperatures, with averages reaching 23°C (73°F) and maximums soaring to 39°C (103°F). Despite experiencing occasional rainfall, with about 38 mm (1.5 in) over five days, the humidity level remains relatively moderate at 61%. In stark contrast, July brings much cooler temperatures, with averages of only 9°C (48°F) and maximums capping at 19°C (66°F). The month sees slightly more precipitation, totaling 41 mm (1.6 in) over six days, coupled with higher humidity at 71%. For a detailed look at the July weather specifics, check out Monte Hermoso weather in July.

January and August present distinctly different weather conditions. In January, temperatures range dramatically from a minimum of 11°C (52°F) to a scorching maximum of 39°C (103°F), with an average temperature of 23°C (73°F). The month experiences moderate rainfall, totaling 38 mm (1.5 in) over about five days, and a humidity level of 61%. In contrast, August is much cooler, with temperatures dipping to a minimum of 0°C (33°F) and reaching an average high of only 23°C (75°F). Precipitation is slightly less, at 29 mm (1.1 in) over four days, and humidity is higher at 68%. For a more detailed look at August weather patterns, you can check Monte Hermoso weather in August.

In January, the weather is significantly warmer, with temperatures ranging from a mild 11°C (52°F) at night to a scorching 39°C (103°F) during the day, averaging around 23°C (73°F). The humidity at this time is relatively comfortable at 61%, with a modest 38 mm (1.5 in) of precipitation over about five days. In contrast, September brings a much cooler climate, with temperatures dropping to a minimum of 2°C (36°F) and peaking at a maximum of 25°C (76°F), averaging just 12°C (54°F). The humidity increases to 71%, and the precipitation sees a slight rise to 41 mm (1.6 in), occurring over six days. For more detailed insights into the weather in September, check out Monte Hermoso weather in September.

When comparing the weather in January and October, there are notable differences in temperature and precipitation. January boasts higher temperatures, with a minimum of 11°C (52°F) and an average of 23°C (73°F), peaking at a scorching 39°C (103°F). In contrast, October experiences cooler weather, with a minimum of 4°C (39°F) and an average of 15°C (58°F), while the maximum reaches 33°C (91°F). Additionally, October sees more rainfall, totaling 53 mm (2.1 in) over 8 days, compared to January's 38 mm (1.5 in) over just 5 days. Humidity levels also differ, with October being slightly more humid at 68%, while January’s humidity sits at 61%. For a more detailed look at October's weather, you can visit Monte Hermoso weather in October.

In January, the weather is typically hotter, with temperatures ranging from a low of 11°C (52°F) to a high of 39°C (103°F) and an average of 23°C (73°F). In contrast, November offers cooler conditions, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 31°C (88°F), averaging around 18°C (64°F). While January sees relatively lower precipitation at 38 mm (1.5 in) over 5 days, November experiences significantly more rainfall at 86 mm (3.4 in) across 8 days, contributing to a slightly higher humidity level of 65%. For detailed information on November weather, visit Monte Hermoso weather in November.

In comparing the weather between January and December, January tends to be hotter and drier. The average temperature in January reaches 23°C (73°F), with maximums soaring as high as 39°C (103°F), while December's average is slightly cooler at 21°C (70°F) with a maximum of 34°C (93°F). Additionally, January has lower precipitation, totaling 38 mm (1.5 in) across 5 days, compared to December's 58 mm (2.3 in) over 7 days of rain. However, humidity levels are quite similar, with January at 61% and December at 58%. For more detailed insights into December weather, you can check Monte Hermoso weather in December.

Compare Monte Hermoso's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Monte Hermoso

In January, Monte Hermoso experiences its peak summer warmth, characterized by high maximum temperatures that can reach up to 39°C (103°F), making it significantly hotter than the cooler months. The average temperature hovers around a pleasant 23°C (73°F), while nighttime offers a refreshing dip to 11°C (52°F). However, the season does not go without its share of humidity, averaging 61%, which adds a tropical touch to the coastal atmosphere. With an average of only 5 days of rain contributing to 38 mm (1.5 in) of precipitation, January is still largely dry, allowing for ample sunshine and outdoor activities. For those looking to understand more about the overall weather patterns, take a look at Monte Hermoso Climate.