October Weather in Montevideo, Uruguay

Last updated: August 28, 2025

In October, Montevideo, Uruguay, experiences a delightful transition into spring, with maximum temperatures reaching a comfortable 23°C (73°F) and an average hovering around 16°C (61°F). The atmosphere is characterized by a touch of humidity at 71%, creating a refreshing feel as nature comes to life. However, be prepared for some rain, as precipitation totals about 85 mm (3.3 in) over 8 days, offering a mix of sun and showers. This balance makes October an ideal time to explore the city’s vibrant culture amidst blossoming landscapes.

October Temperature in Montevideo

As October arrives in Montevideo, Uruguay, temperatures begin to shift towards warmer days, marking a transition into the spring season. With minimums around 8°C (47°F) and averages reaching 16°C (61°F), the city's climate is comfortably mild. The maximum temperatures can climb to 23°C (73°F), offering a delightful opportunity for outdoor activities. Compared to the preceding months, October showcases a notable increase in warmth, especially when paired with the sunny days that frequent this coastal locale. As nature awakens, both locals and visitors can enjoy the refreshing breezes and blossoming scenery characteristic of this time of year.

October Weather in Montevideo: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Montevideo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montevideo, October 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).
JanFebMarAprMayJunJulAugSepOctNovDec737270666055525356606669
Data source: Temperature data for Montevideo 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.

October Precipitation in Montevideo

In October, Montevideo experiences a moderate increase in precipitation, with an average of 85 mm (3.3 in) spread across 8 days. This positions October comfortably in line with the city's overall autumn pattern, where rainfall begins to taper off from the higher amounts seen in the winter months of July (122 mm) and May (115 mm). Notably, the precipitation levels during October are similar to those of September and March, suggesting a consistent transition into spring. As the days grow warmer, the rainfall can invigorate the lush landscapes, making October an appealing time to enjoy the city's vibrant outdoor scenery.

October Precipitation Trends in Montevideo

The chart displays monthly precipitation patterns in Montevideo, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Montevideo, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec61847487115911228191856661
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Montevideo

In October, Montevideo experiences a humidity level of 71%, which marks a slight dip from the peak of 82% observed in May. This moderate humidity creates a comfortable atmosphere as the city transitions into spring. Following the high humidity of winter months, which lingered around 80%, October's levels reflect a typical post-winter reduction. Interestingly, the trend indicates a gradual decrease from the more humid autumn months of April and May, as the city prepares for warmer temperatures, with November dropping further to 68%. Overall, October stands as a month of balance, offering refreshing yet manageable humidity that enhances the charm of this vibrant coastal city.

October Average Humidity in Montevideo

This chart illustrates the average monthly humidity levels in Montevideo, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Montevideo is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec63%69%73%79%83%80%72%72%76%71%68%65%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Montevideo

In October, Montevideo sees a UV Index of 10, placing it in the very high exposure category with a burn time of just 15 minutes. As the season transitions, this is a notable increase from the moderate levels observed in the cooler months of June and July, where the indices were as low as 3 to 4. With spring in full swing, UV levels are climbing back up, signaling a return to heightened sun exposure after the milder winter months. It's crucial for residents and visitors alike to be vigilant about sun protection during this time, as October's UV index suggests a significant jump from the previous month. To stay informed and safe, check out the details here: Montevideo UV Index.

Maximum UV Index Levels in Montevideo for October

The chart shows the monthly maximum UV Index (UVI) for Montevideo in October, 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 October, the maximum UV index in Montevideo typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311753468101314
Data source: Montevideo October 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.

October Sunshine in Montevideo

In October, Montevideo basks in a delightful 310 hours of sunshine, a perfect blend of warmth as spring unfolds. This month stands out as a refreshing transition, offering significantly more sunlight than the 239 hours seen in May and 211 hours during the dreary winter months of June and July. As the days grow longer, the city's vibrant atmosphere thrives, attracting both locals and visitors eager to enjoy the outdoors. This trend continues into November, which boasts an impressive 342 hours, signaling that the sunshine is just getting started as the summer approaches. With October's balanced climate and dazzling skies, it's a splendid time to experience the charm of Montevideo.

Monthly Sunshine Duration in Montevideo: October Highlighted

The October sunshine duration represents the total number of hours Montevideo experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec305h316h321h265h239h211h211h247h263h310h342h385h
Data source: Montevideo October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Montevideo During October

In October, Montevideo enjoys a 67% chance of sunny weather, making it one of the more favorable months for sunshine in the year. This trend reflects a delightful transition into spring, with a striking uplift from the gloomier September, which saw only a 38% chance of sun. As the weather warms up, the likelihood of clear skies becomes noticeably higher, aligning closely with the summer months of January and December, both at 62% and 67% respectively. This October sunshine is a refreshing prelude to the approaching summer, encouraging both locals and visitors to revel in outdoor activities under the welcoming rays.

Percentage of Sunny Days in October in Montevideo

The chart illustrates the percentage of sunny days in Montevideo throughout the year, with October 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 Montevideo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec62%55%50%68%49%42%55%55%38%67%55%67%
Data source: Montevideo October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Montevideo in October

In Montevideo, Uruguay, October marks a beautiful transition in daylight duration, offering 12 hours of sunlight each day. Following the progression from the long summer days of January with 14 hours, October’s daylight reflects a gentle tapering that began in March, where the days gradually shortened towards winter. This month finds a harmonious balance similar to the longer days of November, where daylight stretches back to 13 hours. As the seasons shift, residents and visitors alike can enjoy the vibrant atmosphere outdoors, making the most of the ample light that characterizes this time of year.

Average Daylight Hours in Montevideo for October

The chart illustrates the variation in daylight duration in Montevideo throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 10m13h 19m12h 14m11h 9m10h 15m9h 49m10h 3m10h 51m11h 53m12h 58m13h 57m14h 26m
Data source: Montevideo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Montevideo

As October descends upon Montevideo, the city experiences a gentle breeze with an average wind speed of 5.9 m/s (13 mph). This marks a subtle decline from the brisk winds of September, where conditions peaked at 6.9 m/s (15 mph), signaling the end of a windy season. Typically, October's winds reflect a transitional phase, paving the way for the sun-kissed warmth of summer ahead. Interestingly, this month aligns closely with the breezy autumn months of April and March, which feature similar speeds. Overall, the October wind dances lightly through the streets, offering a refreshing comfort as the city prepares for more robust zephyrs in the coming months.

Average October Wind Speed in Montevideo

The chart displays monthly wind speed patterns in Montevideo, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec6.36.46.05.96.76.66.74.86.95.9 m/s7.16.4
Data source: Montevideo October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Montevideo Compares to Other Months

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

In Montevideo, October brings milder temperatures, with averages around 16°C (61°F) and a maximum of 23°C (73°F), along with 85 mm (3.3 in) of precipitation spread over about 8 days. The humidity is relatively high at 71%, contributing to a cooler and damp feel. In contrast, January experiences warmer weather, with average temperatures reaching 23°C (73°F) and highs soaring up to 31°C (87°F). The precipitation decreases significantly to 61 mm (2.4 in) over just 5 days, and the humidity drops to 63%, making January feel drier and more sweltering. For more details, check out Montevideo weather in January.

October and February present contrasting weather characteristics. In October, temperatures range from a minimum of 8°C (47°F) to a maximum of 23°C (73°F), with an average of 16°C (61°F). The month experiences about 85 mm (3.3 in) of precipitation over approximately 8 days, and humidity levels hover around 71%. In contrast, February is warmer, with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 29°C (84°F) and an average of 22°C (73°F). Precipitation remains similar at 84 mm (3.3 in), but it occurs over an additional day, bringing the total to 9 days. The humidity in February slightly decreases to 69%. For more details on February weather, visit Montevideo weather in February.

When comparing the weather between October and March, it's clear that March typically experiences warmer temperatures with an average of 21°C (70°F), compared to October's average of 16°C (61°F). October sees a wider range of temperatures, with a minimum of 8°C (47°F) and a maximum of 23°C (73°F), while March ranges from a minimum of 14°C (57°F) to a peak of 29°C (84°F). Precipitation levels are somewhat similar, with October receiving 85 mm (3.3 in) over about 8 days, while March has slightly less precipitation at 74 mm (2.9 in) over 7 days. The humidity remains fairly consistent between the two months, with October at 71% and March at 73%. For a detailed look at the weather specifics in March, you can visit Montevideo weather in March.

In October, temperatures in Montevideo range from a minimum of 8°C (47°F) to a maximum of 23°C (73°F), with an average of 16°C (61°F). The month typically experiences around 85 mm (3.3 in) of precipitation over 8 days, accompanied by humidity levels of 71%. In contrast, April sees slightly warmer weather, with minimum temperatures of 12°C (53°F) and maximums reaching 27°C (82°F), averaging at 19°C (67°F). Precipitation in April is similar, totaling 87 mm (3.4 in) but occurring over just 7 days, and the humidity is a bit higher at 79%. For more details on the weather, visit Montevideo weather in April.

October and May in Montevideo share similar average temperatures, with both months experiencing a minimum of 8°C (47°F) and an average of 16°C (61°F). However, October boasts slightly warmer maximum temperatures, reaching up to 23°C (73°F), compared to May's peak of 22°C (72°F). When it comes to precipitation, May is wetter, receiving 115 mm (4.5 in) over 8 days, which is more than October's 85 mm (3.3 in) across the same number of days. Additionally, humidity levels are higher in May at 82%, compared to October’s 71%. For more detailed insights on May weather, you can visit Montevideo weather in May.

When comparing the weather in October and June, October tends to be slightly warmer, with average temperatures ranging from 8°C (47°F) to a maximum of 23°C (73°F), as opposed to June's cooler range of 7°C (44°F) to a maximum of 20°C (69°F). Precipitation is relatively similar between the two months, with October receiving an average of 85 mm (3.3 in) over 8 days, while June sees slightly higher precipitation levels of 91 mm (3.6 in) across 10 days. Additionally, humidity levels are higher in June at 80%, compared to 71% in October. For a detailed look at what to expect, you can check Montevideo weather in June.

When comparing the weather in October and July, October generally presents milder temperatures, with a minimum of 8°C (47°F), an average of 16°C (61°F), and a maximum of 23°C (73°F). In contrast, July's temperatures are cooler, featuring a minimum of 6°C (43°F), an average of 11°C (52°F), and a maximum of 19°C (67°F). Additionally, October experiences slightly less precipitation, with 85 mm (3.3 in) over 8 days, compared to July's 122 mm (4.8 in) over 10 days. Both months maintain high humidity levels, with October at 71% and July at 72%. For more detailed information, check Montevideo weather in July.

In October, the weather tends to be milder compared to August, with average temperatures rising to 16°C (61°F) and maximums reaching 23°C (73°F). In contrast, August has a cooler climate, featuring an average temperature of 12°C (54°F) and a maximum of only 19°C (67°F). Both months experience similar levels of precipitation, with October receiving 85 mm (3.3 in) over 8 days and August slightly lower at 81 mm (3.2 in) during the same number of days. Humidity levels remain consistent between the two months, hovering around 71% in October and 72% in August. For a detailed overview of August's weather, you can check Montevideo weather in August.

In comparing the weather of October and September, October exhibits a slight increase in average temperature, with lows of 8°C (47°F) and highs reaching 23°C (73°F), compared to September's minimum of 7°C (45°F) and maximum of 24°C (75°F). While October's precipitation is somewhat lower at 85 mm (3.3 in), compared to September's 91 mm (3.6 in), both months share a similar pattern of experiencing rain on about 8 days. Additionally, humidity levels are slightly lower in October at 71%, versus 76% in September. For more detailed information about September weather, visit Montevideo weather in September.

October tends to be cooler with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 23°C (73°F), while November offers warmer conditions, with temperatures ranging from a minimum of 12°C (55°F) to a maximum of 27°C (81°F). October experiences more rainfall, with 85 mm (3.3 in) over about 8 days, compared to November's 66 mm (2.6 in) spread over 7 days. Additionally, humidity remains relatively high in both months, hovering around 71% in October and slightly decreasing to 68% in November. For more insights on November's weather, check out Montevideo weather in November.

October and December showcase distinct differences in weather. In October, temperatures range from a cool 8°C (47°F) at night to a pleasant 23°C (73°F) during the day, with average temperatures around 16°C (61°F). The month experiences about 85 mm (3.3 in) of precipitation over roughly 8 days, accompanied by a humidity level of 71%. In contrast, December warms up, with nighttime lows of 13°C (57°F) and daytime highs reaching 29°C (84°F), resulting in a comfortable average of 21°C (69°F). Rainfall decreases to 61 mm (2.4 in) occurring over just 5 days, while humidity lowers slightly to 65%. For more details on December weather, you can check out Montevideo weather in December.

Compare Montevideo's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Montevideo

As October rolls into Montevideo, the weather begins to shift, offering a delightful blend of mild temperatures and increased humidity that sets it apart from the preceding winter months. With maximums reaching a comfortable 23°C (73°F), this period marks a transition into spring, where the cool air is balanced by pleasantly warm days. While the likelihood of rain persists with about 8 precipitation days, the average rainfall of 85 mm (3.3 in) adds to the season's lush greenery. Overall, October captures the essence of renewal and vibrancy, making it an ideal time for outdoor adventures. For a deeper dive into what you can expect throughout the year, explore the full details in Montevideo Climate.