January Weather in Estoril, Portugal

Last updated: February 24, 2025

Experience the mild winter charm of Estoril, Portugal in January, where temperatures typically range from a minimum of 7°C (45°F) to a maximum of 18°C (64°F), with an average of 13°C (56°F). Visitors can expect a generous 42 mm (1.7 in) of rainfall across approximately 7 days, contributing to the region's lush, vibrant landscapes. The humidity level sits at a comfortable 85%, creating a refreshing atmosphere as you explore the scenic coastline and enjoy the unique blend of indoor and outdoor activities. Whether you're indulging in local cuisine or taking leisurely strolls by the sea, January in Estoril promises a delightful escape.

January Temperature in Estoril

In Estoril, Portugal, January offers a mild escape from winter chill, with temperatures typically ranging from a minimum of 7°C (45°F) to a comfortable maximum of 18°C (64°F). The average temperature sits at a pleasant 13°C (56°F), creating an inviting atmosphere for leisurely strolls along the coastline. As the month unfolds, a gradual warming trend becomes apparent, setting the stage for February's slight increase, where minimums reach 9°C (48°F), while average and maximum temperatures maintain consistency. The transition to spring introduces further rises in March and April, with maximums climbing to an enjoyable 21°C (71°F), hinting at the vibrant, sun-soaked days to come. This trend showcases Estoril's climate charm, making it a year-round favorite for those seeking a blend of mild winters and pleasant springs.

January Weather in Estoril: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Estoril, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec555657586163646465646058
Data source: Temperature data for Estoril 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 Estoril

In January, Estoril, Portugal experiences an average precipitation of 42 mm (1.7 in) over approximately 7 days of rain. This marks a gradual increase in moisture as the year begins, with subsequent months like February and March showing heightened precipitation levels of 59 mm (2.3 in) and 64 mm (2.5 in) respectively. Interestingly, April sees the highest rainfall at 71 mm (2.8 in) with 11 days of precipitation, leading into a noticeable drop by May, where only 33 mm (1.3 in) is recorded over just 3 days. The trend shifts again in the summer months, with July and August seeing minimal rain, culminating in only 3 mm (0.1 in) and 4 mm (0.1 in) respectively. As the year progresses, October and November bring back the rain, with 53 mm (2.1 in) and a significant 89 mm (3.5 in) over 11 days, showcasing Estoril's characteristic transition from the dry summer back to a wetter autumn. This pattern underscores a clear seasonal rhythm of precipitation that defines the region's climate.

January Precipitation Trends in Estoril

The chart displays monthly precipitation patterns in Estoril, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4259647133123432538973
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Estoril

January in Estoril, Portugal, is characterized by a high humidity level of 85%, setting the stage for a damp and cool start to the year. This peak in moisture gradually gives way to more moderate conditions as February sees a drop to 75%, followed by a consistent decline through the spring months, reaching 72% in March and stabilizing around 70% in both April and May. The trend continues into the warmer months, where summer brings a noticeable decrease in humidity, hitting a low of 60% in July and August. However, as autumn unfolds, humidity levels begin to climb again, with 83% in November and returning to 85% by December, encapsulating the cyclical nature of Estoril's climate. Overall, January's humidity sets a high bar that ebbs and flows throughout the year, reflecting the region's diverse weather patterns.

January Average Humidity in Estoril

This chart illustrates the average monthly humidity levels in Estoril, with January's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how January's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec85%75%72%70%70%63%60%60%68%74%83%85%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Estoril

In Estoril, Portugal, January marks the beginning of the year with a moderate UV Index of 3, allowing for a relatively safe 30 minutes of sun exposure. This sets a trend of increasing UV levels as the months progress. By February, the UV Index rises to 5, while March sees it jump to 6, indicating a shift towards higher exposure risks. The spring months bring even more intensity, with April reaching a striking 9 and May peaking at 10, both categorized as very high, reducing safe burn time to just 15 minutes. As summer approaches, June escalates to an extreme UV Index of 11, necessitating caution with only 10 minutes of safe exposure. The UV Index remains high through July and August, before gradually declining in the fall. Notably, October features a high index of 6 before tapering off to moderate levels again in November and December at 4 and 3, respectively. This clear seasonal variance highlights the importance of adapting sun safety practices throughout the year. For more detailed information, visit Estoril UV Index.

Maximum UV Index Levels in Estoril for January

The chart shows the monthly maximum UV Index (UVI) for Estoril 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.
JanFebMarAprMayJunJulAugSepOctNovDec356910111098643
Data source: Estoril 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 Estoril

January in Estoril, Portugal, might bring 183 hours of sunshine, but this is just the beginning of a stunning upward trend as the year progresses. By February, the days start to brighten with 231 hours, and as spring approaches, March sees an impressive leap to 307 hours. The sun continues to shine more generously, peaking in the summer months—409 hours in June and 420 hours in the height of July, creating the perfect backdrop for beach days and outdoor adventures. Even as summer fades, plenty of sunshine remains, with 395 hours in August and 348 hours in September, allowing for extended enjoyment of the beautiful Algarve coast. While the days grow shorter towards the year's end, with November and December offering 236 and 224 hours respectively, Estoril's annual sunshine cycle ensures a bright start to the year, promising warmth for those returning to its enchanting shores.

Monthly Sunshine Duration in Estoril: January Highlighted

The January sunshine duration represents the total number of hours Estoril 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.
JanFebMarAprMayJunJulAugSepOctNovDec183h231h307h351h405h409h420h395h348h313h236h224h
Data source: Estoril January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Estoril During January

In Estoril, Portugal, January offers a 45% chance of sunny weather, making it a relatively promising month for those seeking some winter sun. This likelihood is notably higher than February’s more subdued 24%, hinting at the transition towards sunnier days as the year progresses. Remarkably, the probability of sunshine steadily climbs, peaking during the summer months with July and August boasting 69% and 66% chances, respectively. As spring emerges in March, sunshine prospects significantly improve to 60%, setting the stage for the increasingly bright months ahead. Thus, while January may have its share of clouds, it marks the beginning of a gradual ascent into sunnier seasons within the beautiful Estoril coastline.

Percentage of Sunny Days in January in Estoril

The chart illustrates the percentage of sunny days in Estoril 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 Estoril experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec45%24%60%41%57%65%69%66%66%55%65%39%
Data source: Estoril January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Estoril in January

In Estoril, Portugal, January welcomes 9 hours of daylight, a gentle reminder of winter's embrace. As February rolls in, daylight increases slightly to 10 hours, hinting at the gradual shift towards spring. March continues this upward trend with 11 hours, paving the way for a brighter season. By April, the sunlight surges to 13 hours, and May offers a delightful 14 hours of daylight, making it a perfect time for outdoor adventures. This peak of daylight extends through June and July, where the sun graces the sky for another 14 hours. As summer wanes, August still offers a generous 13 hours, but September marks the start of a gradual decline with 12 hours. The descent continues into autumn, with October and November providing 11 and 10 hours respectively, before January returns to its original 9 hours. This cyclical pattern of daylight duration beautifully encapsulates the rhythms of Estoril's seasons, inviting both reflection and exploration throughout the year.

Average Daylight Hours in Estoril for January

The chart illustrates the variation in daylight duration in Estoril throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 46m10h 44m11h 58m13h 14m14h 17m14h 49m14h 32m13h 36m12h 23m11h 8m10h 2m9h 28m
Data source: Estoril daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Estoril

In January, the winds in Estoril, Portugal, whip through at an average speed of 6.9 m/s (15 mph), setting the tone for a breezy winter. As the month transitions to February, the conditions remain consistent, with the same wind speed continuing to dominate the scene. Just as spring approaches in March, a subtle decline is noted, with winds easing to 6.0 m/s (13 mph). This shift heralds a trend toward calmer months, with April bringing further relaxation at 4.9 m/s (11 mph). Interestingly, May and June see a resurgence in wind speed, both returning to 7.3 m/s (16 mph), as summer beckons. However, the winds slightly taper off as the summer months progress, nearing the softer breezes of September and October. Overall, January's winds reflect a dynamic seasonal pattern, characterized by initial briskness giving way to a gentler maritime air, perfectly illustrating the coastal charm of this picturesque region.

Average January Wind Speed in Estoril

The chart displays monthly wind speed patterns in Estoril, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.9 m/s6.96.04.97.37.37.26.45.45.16.56.7
Data source: Estoril January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Estoril Compares to Other Months

The weather in Estoril changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of January's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Estoril and find detailed weather information for every month.

January and February exhibit mild temperatures, with February showing slightly warmer nights than January. The minimum temperature in January averages at 7°C (45°F), while in February it rises to 9°C (48°F), although both months share the same average temperature of 13°C (56°F). February, however, experiences slightly lower maximum temperatures, peaking at 17°C (63°F) compared to January's 18°C (64°F). Precipitation is also more pronounced in February, totaling 59 mm (2.3 in) over 8 days, whereas January sees 42 mm (1.7 in) across 7 days. The humidity is higher in January at 85%, dropping to 75% in February. For a more detailed look at the typical weather patterns in the area, you can check Estoril weather in February.

In January, the weather typically features milder temperatures, with a minimum of 7°C (45°F) and an average high of 18°C (64°F). The month experiences around 42 mm (1.7 in) of precipitation spread over approximately 7 days and is characterized by high humidity at 85%. In contrast, March sees slightly warmer temperatures, with a minimum of 9°C (49°F) and an average high of 19°C (66°F). Precipitation increases to 64 mm (2.5 in) over about 8 days, but the humidity levels drop to a more comfortable 72%. For more detailed insights on the weather, you can check Estoril weather in March.

In January, the weather is generally cooler, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 18°C (64°F) and an average of 13°C (56°F). The month experiences around 42 mm (1.7 in) of precipitation over approximately 7 days, coupled with a high humidity level of 85%.

In contrast, April offers slightly warmer conditions, characterized by a minimum temperature of 10°C (50°F) and a maximum of 21°C (71°F), with an average temperature of 14°C (58°F). However, it also sees increased precipitation, totaling 71 mm (2.8 in) over about 11 days, and lower humidity at 70%.

For more detailed information on the weather in April, you can visit Estoril weather in April.

January and May exhibit distinct differences in weather patterns. In January, temperatures range from a low of 7°C (45°F) to a high of 18°C (64°F), with an average of 13°C (56°F). The month experiences 42 mm (1.7 in) of precipitation over approximately 7 days, coupled with a high humidity level of 85%. In contrast, May sees milder temperatures, with a minimum of 11°C (53°F) and a maximum of 24°C (76°F), averaging at 16°C (61°F). Precipitation decreases to 33 mm (1.3 in) over just 3 days, and humidity drops to 70%, making it a generally drier and warmer month. For more specific insights into the weather during this time, please visit Estoril weather in May.

In January, the weather tends to be cooler, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 18°C (64°F). The month experiences relatively high humidity at 85% and sees about 42 mm (1.7 in) of precipitation over approximately 7 days. In contrast, June offers a much warmer climate, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 22°C (72°F). The humidity drops to 63%, and rainfall is significantly lower, with only 12 mm (0.5 in) of precipitation over just 2 days. For a closer look at the weather specifics for this month, check out Estoril weather in June.

In January, the weather is notably cooler with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 18°C (64°F). The month is characterized by higher humidity levels at 85% and frequent rainfall, with about 42 mm (1.7 in) of precipitation spread over 7 days. In contrast, July offers a much warmer and drier climate, featuring temperatures that vary from a minimum of 16°C (60°F) to a maximum of 21°C (70°F). With only 3 mm (0.1 in) of precipitation and no recorded rainy days, the humidity drops to a more comfortable 60%. For more detailed insights into July weather, visit Estoril weather in July.

In January, the weather is quite cool, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 18°C (64°F), averaging around 13°C (56°F). The month also sees a fair amount of rain, with 42 mm (1.7 in) of precipitation over about 7 days and high humidity at 85%. In contrast, August offers a much warmer climate, with temperatures fluctuating between 16°C (61°F) and 23°C (74°F), averaging at 18°C (65°F). Rain is scarce during this month, with only 4 mm (0.1 in) and just 1 day of precipitation, accompanied by a lower humidity of 60%. For more details, you can check Estoril weather in August.

In January, the weather is notably cooler with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 18°C (64°F) and higher humidity at 85%. The month experiences around 42 mm (1.7 in) of precipitation over approximately 7 days, making it a relatively wet time of year. In contrast, September warms up significantly, featuring average temperatures between 15°C (60°F) and 23°C (74°F), along with a much drier climate that sees only 32 mm (1.2 in) of precipitation over just 2 days. The lower humidity of 67% in September makes for a more comfortable end of summer, making it an inviting time to enjoy outdoor activities. For more detailed insights, visit Estoril weather in September.

In comparing the weather between January and October, we see notable differences in temperature and humidity. January features cooler temperatures with a minimum of 7°C (45°F) and an average of 13°C (56°F), while October enjoys milder conditions, starting at a minimum of 11°C (52°F) and reaching an average of 18°C (64°F). Precipitation is slightly higher in October, with 53 mm (2.1 in) over 6 days, compared to January's 42 mm (1.7 in) spread over 7 days. Additionally, October's humidity is lower at 74%, making it feel less damp than January's 85%. For more detailed insights, check out Estoril weather in October.

In January, temperatures in Estoril range from a minimum of 7°C (45°F) to a maximum of 18°C (64°F), with an average of 13°C (56°F). The month sees about 42 mm (1.7 in) of precipitation spread over seven days and experience high humidity levels at 85%. In contrast, November offers slightly warmer conditions, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 20°C (68°F) and an average of 16°C (60°F). November is notably wetter, receiving 89 mm (3.5 in) of rainfall over 11 days, while humidity remains a bit lower at 83%. For a detailed look at conditions specific to November, refer to Estoril weather in November.

In comparing the weather between January and December, January typically experiences slightly cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 18°C (64°F), while December has a higher minimum of 9°C (49°F) and a maximum of 17°C (63°F). Precipitation is more substantial in December, averaging 73 mm (2.9 in) over 10 days compared to January's 42 mm (1.7 in) over 7 days. Both months share the same humidity level of 85%, creating a consistently damp atmosphere. For more details on December's weather, you can visit Estoril weather in December.

Compare Estoril's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Estoril

January in Estoril offers a refreshing contrast to the warmer months, with cooler temperatures averaging around 13°C (56°F) and maximums reaching 18°C (64°F). While this month experiences more rain, with 42 mm (1.7 in) spread over seven days, the increased humidity of 85% adds a unique chill to the air. As winter settles in, visitors can enjoy a quieter atmosphere, making January a perfect time to experience Estoril's charms without the summer crowds. For more insights into what to expect throughout the year, be sure to check out the detailed Estoril Climate page.