October Weather in Merida, Mexico

Last updated: April 22, 2025

October in Mérida, Mexico offers a blend of warmth and moisture, with maximum temperatures reaching 32°C (89°F) and a comfortable average of 23°C (74°F). As the month progresses, nighttime lows dip to around 16°C (61°F), providing a refreshing contrast. This period is characterized by 149 mm (5.9 in) of rainfall, spread over approximately 20 days, resulting in a notably humid atmosphere at 88%. Visitors can expect lush landscapes and vibrant surroundings while navigating the occasional showers, making October a unique time to experience the charm of Mérida.

October Temperature in Merida

In October, Merida, Mexico, experiences a pleasant transition as temperatures begin to cool slightly. The month sees a minimum temperature of 16°C (61°F), an average of 23°C (74°F), and a maximum that peaks at 32°C (89°F). This shift marks a welcome break from the sweltering heat of the summer months, making it an excellent time for visitors to explore the vibrant city and its rich cultural heritage. As autumn settles in, the overall climate remains comfortable, creating a perfect backdrop for outdoor activities and local festivities. With these mild temperatures, October is a delightful month for both locals and tourists in Merida, combining warmth with a refreshing hint of coolness.

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

The chart illustrates October temperature patterns in Merida, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec697173767775777675747170
Data source: Temperature data for Merida 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 Merida

In October, Merida experiences a significant shift in its precipitation patterns, marking a transitional phase in the rainy season. With an average rainfall of 149 mm (5.9 in) over 20 days, this month showcases a notable decrease from the wetter months of June through September, yet it still remains robust in comparison to earlier months in the year. In particular, October follows the peak rainy season, where June recorded the highest precipitation at 208 mm (8.2 in). While the number of rainy days declines slightly, the volume of rain underscores October's role as a vital contributor to the region's lush landscapes, paving the way for the drier months ahead. This trend of elevated rainfall gradually subsides as the year winds down, setting the stage for November's significantly lighter average of 17 mm (0.7 in).

October Precipitation Trends in Merida

The chart displays monthly precipitation patterns in Merida, 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.
JanFebMarAprMayJunJulAugSepOctNovDec96822792081091781831491710
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Merida

In October, Merida experiences a notable rise in humidity, reaching 88%, which aligns with the heightened moisture levels seen in the late summer and early fall months. Following the steamy August and September, which both linger at 87%, October marks a slight increase, setting the stage for a cozy, albeit humid, transition into the winter months. Interestingly, the humidity remains consistent through November and December, all holding steady at 88%. This prolonged high level of humidity reflects the tropical climate of the region, with the air feeling markedly thick and warm as the year draws to a close. As such, visitors should come prepared for a sticky yet vibrant experience, typical of Merida's rich, tropical environment.

October Average Humidity in Merida

This chart illustrates the average monthly humidity levels in Merida, with October's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how October's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec83%76%66%59%64%69%82%87%87%88%88%88%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Merida

As October rolls into Merida, Mexico, the UV Index remains notably high, registering at 13 and falling into the extreme exposure category. This trend continues from the preceding months, where the Index peaked at 14 during the summer. With a burn time of just 10 minutes, caution is crucial for outdoor activities. As the month progresses towards November, the UV Index will gradually decrease, transitioning to 10 and then 9, indicating a shift towards very high exposure levels. For those planning to enjoy the sun, it's essential to stay informed and protected throughout the month. For more details, check out the Merida UV Index.

Maximum UV Index Levels in Merida for October

The chart shows the monthly maximum UV Index (UVI) for Merida 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.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141414131413109
Data source: Merida 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 Merida

October in Mérida, Mexico, ushers in a delightful blend of sunshine and warmth, boasting approximately 280 hours of sunlight. This marks a slight dip from the summer peak seen in July and August, where the city enjoyed over 300 hours of radiant sunshine. However, October's golden rays remain ample, following closely behind the vibrant September days. As daylight gradually yields to the impending cooler months, Merida's October still offers plenty of opportunities for outdoor adventures and cultural exploration, positioning it as a charming transition into the fall season. The city's consistent sunshine through the year exemplifies its allure as a year-round destination for sun-seekers.

Monthly Sunshine Duration in Merida: October Highlighted

The October sunshine duration represents the total number of hours Merida 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.
JanFebMarAprMayJunJulAugSepOctNovDec238h274h315h310h312h260h305h289h275h280h287h296h
Data source: Merida October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Merida During October

In Merida, Mexico, the likelihood of sunny weather in October stands at a moderate 29%, making it a transitional month between the wet summer and the drier winter. This percentage reflects a gradual improvement from the summer months, where chances of sunshine plummet to as low as 11% in June and 14% in August. As the year progresses, October offers a hint of reprieve from the frequent rains experienced in the preceding months. Temperatures are still warm, encouraging outdoor activities despite the moderate chance of overcast skies. So, while October might not boast the highest likelihood of sun, it certainly sets the stage for the increasingly sunny months ahead, notably November with a 38% chance.

Percentage of Sunny Days in October in Merida

The chart illustrates the percentage of sunny days in Merida 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 Merida experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec34%61%58%46%24%11%17%14%12%29%38%52%
Data source: Merida October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Merida in October

In October, daylight in Mérida, Mexico begins to wane as the year transitions into the cooler months, averaging 11 hours of sunlight. This decrease follows a summer peak in June, where daylight stretches to a generous 13 hours. Throughout the year, the city enjoys a consistent pattern, with most months averaging between 11 and 12 hours. As the days shorten from the long summer, October serves as a gentle reminder of the approaching winter, maintaining a balanced blend of daylight that still allows for ample opportunities to enjoy outdoor activities and vibrant sunsets. The cyclical nature of daylight duration highlights Mérida's tropical climate, where natural light remains a constant yet adaptable companion.

Average Daylight Hours in Merida for October

The chart illustrates the variation in daylight duration in Merida throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 15m11h 35m12h 2m12h 30m12h 53m13h 4m12h 58m12h 38m12h 11m11h 44m11h 20m11h 9m
Data source: Merida daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Merida

As October unfolds in Merida, Mexico, the gentle embrace of autumn winds begins to make an appearance. With an average wind speed of 2.4 m/s (5 mph), the breezes are a refreshing change from the sweltering summer months, where winds dipped to a mere 1.5 m/s (3 mph) in June. This slight uptick signifies a transition towards more invigorating air currents as the region prepares for the breezier months ahead. November, for instance, boasts an increased average of 4.4 m/s (10 mph), marking a noticeable shift that will soon invigorate the landscape. The October winds, therefore, serve as a gentle reminder of the coming season, a soothing prelude that stirs the senses and heralds the vibrant months ahead.

Average October Wind Speed in Merida

The chart displays monthly wind speed patterns in Merida, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.53.43.73.32.51.52.31.71.92.4 m/s4.43.0
Data source: Merida October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Merida Compares to Other Months

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

In October, the weather is notably warmer and more humid, with average temperatures ranging from a minimum of 16°C (61°F) to a maximum of 32°C (89°F). The month also sees considerable precipitation, with about 149 mm (5.9 in) spread over 20 days, resulting in a high humidity level of 88%. In contrast, January experiences cooler temperatures, with a minimum of 10°C (50°F) and an average of 20°C (69°F), while still reaching a high of 32°C (91°F). January is much drier, with only 9 mm (0.3 in) of rain over just 2 days and a slightly lower humidity level of 83%. For more details, check out Merida weather in January.

When comparing the weather in October and February, there are notable differences in temperature and precipitation. In October, temperatures range from a minimum of 16°C (61°F) to a maximum of 32°C (89°F), with an average of 23°C (74°F). The month is marked by significant rainfall, receiving 149 mm (5.9 in) over approximately 20 days, contributing to a high humidity level of 88%. In contrast, February experiences milder temperatures, with a minimum of 10°C (51°F) and a maximum of 33°C (92°F), while maintaining an average of 22°C (72°F). February is much drier, with only 6 mm (0.2 in) of precipitation over zero rainy days and a lower humidity level of 76%. For more detailed insights, you can check Merida weather in February.

In comparing the weather of October and March, both months feature an average temperature of 23°C (74°F), but their conditions otherwise vary significantly. October brings warmer maximum temperatures reaching 32°C (89°F) and exhibits high humidity at 88%, along with substantial precipitation totaling 149 mm (5.9 in) over 20 rainy days. In contrast, March has a hotter peak at 34°C (93°F) but benefits from much lower humidity at 66% and minimal rainfall, receiving only 8 mm (0.3 in) without any rainy days. For a more detailed look at March weather, you can check Merida weather in March.

When comparing the weather in October and April, some notable differences emerge. In October, temperatures range from a mild minimum of 16°C (61°F) to a maximum of 32°C (89°F), with an average of 23°C (74°F). The month is characterized by high humidity at 88% and significant rainfall of 149 mm (5.9 in) across about 20 days, making it one of the wettest months of the year. In contrast, April experiences slightly warmer temperatures, with a minimum of 15°C (59°F) and a maximum reaching 35°C (96°F), alongside an average of 25°C (76°F). Unlike October, April sees much less precipitation at just 21 mm (0.8 in) over about 6 days and significantly lower humidity at 59%. For more detailed information about April's weather, check out Merida weather in April.

In comparing the weather between October and May, October typically sees a broader range of temperatures, with daily averages of 23°C (74°F) and maximum highs reaching up to 32°C (89°F). However, it also brings a significant amount of rainfall, averaging 149 mm (5.9 in) over about 20 days, contributing to a high humidity level of 88%. In contrast, May tends to be warmer overall, with average temperatures of 25°C (78°F) and maximums hitting 34°C (94°F). Rainfall during this month is considerably less, totaling around 79 mm (3.1 in) over 17 days, and the humidity is notably lower at 64%. For more detailed weather information, you can visit Merida weather in May.

In comparing the weather of October and June, we see some notable differences. October tends to be slightly cooler, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 32°C (89°F), while June features higher temperatures, with a minimum of 19°C (66°F) and a maximum of 33°C (91°F). Precipitation is also more pronounced in June, with 208 mm (8.2 in) over 25 days compared to October's 149 mm (5.9 in) across 20 days. Additionally, October's humidity is noticeably higher at 88%, making it feel more humid than the 69% experienced in June. For a closer look at June's weather specifics in Merida, you can visit Merida weather in June.

In comparing the weather between October and July, October generally experiences milder temperatures, with a minimum of 16°C (61°F) and an average of 23°C (74°F), compared to July's minimum of 19°C (67°F) and average of 25°C (77°F). While July boasts maximum temperatures peaking at 34°C (93°F), October’s maximum reaches 32°C (89°F). Notably, October has higher average precipitation, recording 149 mm (5.9 in) over 20 days, in contrast to July’s 109 mm (4.3 in) over 21 days. Additionally, October’s humidity level is slightly higher at 88%, compared to July’s 82%. For more details on the summer climate, you can check this link: Merida weather in July.

When comparing the weather in October and August, it's noticeable that October tends to be slightly cooler, with average temperatures ranging from a minimum of 16°C (61°F) to a maximum of 32°C (89°F), while August features higher temperatures, with a range from 19°C (66°F) to 33°C (91°F). Precipitation levels are also noteworthy; October sees about 149 mm (5.9 in) of rain over approximately 20 days, compared to August, which experiences 178 mm (7.0 in) over 22 days. Humidity levels are quite similar in both months, with October at 88% and August at 87%. Overall, October presents a cooler and slightly drier climate than the warmer and wetter August. For more details, you can check out Merida weather in August.

In comparing the weather of October and September, we see some notable differences. October typically experiences slightly lower temperatures, with minimums of 16°C (61°F) compared to September's 19°C (66°F). The average temperature for October is 23°C (74°F), while September hovers at 24°C (76°F). Interestingly, October has a maximum temperature of 32°C (89°F), which is just a degree cooler than September's peak of 33°C (91°F). However, October is marked by a higher level of precipitation, totaling 149 mm (5.9 in) over about 20 days, unlike September's 183 mm (7.2 in) over 25 days. Humidity remains consistent, with October at 88% and September slightly lower at 87%. For a deeper look at September's weather patterns, check out Merida weather in September.

In October, the weather in Merida is characterized by warm temperatures, with a minimum of 16°C (61°F), an average of 23°C (74°F), and a maximum reaching 32°C (89°F). However, this month also sees considerable rainfall, totaling 149 mm (5.9 in) across approximately 20 days, resulting in a high humidity level of 88%. In contrast, November brings slightly cooler temperatures, with a minimum of 12°C (55°F) and an average of 22°C (72°F), while still hitting a maximum of 32°C (91°F). Notably, November experiences significantly less precipitation, with only about 17 mm (0.7 in) over just 4 days, maintaining the same humidity level of 88%. For a detailed look at what to expect in November, you can check this link: Merida weather in November.

October and December display notable differences in weather despite having similar humidity levels of 88%. In October, temperatures range from a minimum of 16°C (61°F) to a maximum of 32°C (89°F), with an average temperature of 23°C (74°F). This month also sees considerable rainfall, with 149 mm (5.9 in) across approximately 20 days. In contrast, December experiences milder temperatures, with a minimum of 11°C (52°F), an average of 21°C (70°F), and a peak of 31°C (89°F). Moreover, December is significantly drier, with only 10 mm (0.4 in) of precipitation over just 1 day. For more detailed information, you can visit Merida weather in December.

Compare Merida's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Merida

October in Mérida unveils a distinct weather profile, characterized by warm temperatures and notably high humidity. With the average temperature around 23°C (74°F), it offers a comfortable escape from the summer heat, though maximums can still reach a sweltering 32°C (89°F). This month also brings a fair amount of rain, with 20 days seeing precipitation that totals 149 mm (5.9 in), creating a lush backdrop for travelers. As the humidity hovers at a significant 88%, it adds a tropical feel that sets October apart from the drier months preceding it. For those intrigued by the locale’s climatic tapestry, explore more at Merida Climate.