July Weather in San Blas, Mexico

Last updated: April 22, 2025

Experience the charm of San Blas, Mexico in July, where the weather captivates with warm tropical conditions. Expect maximum temperatures reaching 33°C (92°F) and an average of 28°C (82°F), perfect for beach escapades or exploring lush surroundings. However, prepare for the rainy season, as July sees approximately 223 mm (8.8 in) of precipitation over 23 days, maintaining a humidity level of 79%. Embrace the refreshing rain showers, which enhance the vibrant landscape, making San Blas a picturesque tropical paradise this month.

July Temperature in San Blas

In July, San Blas, Mexico, welcomes warm tropical weather, with temperatures ranging from a mild 24°C (75°F) at night to a peak of 33°C (92°F) during the day. This month showcases a significant increase compared to earlier months, marking a shift into the hottest part of the year. The average temperature sits comfortably at 28°C (82°F), creating a perfect setting for beach outings and outdoor adventures. July’s warmth aligns with the region's lively summer atmosphere, encouraging both relaxation and exploration in this vibrant coastal enclave. As the sun shines bright, visitors can enjoy the laid-back charm of San Blas while soaking in the heat, making it an ideal month for those yearning for a sun-drenched escape.

July Weather in San Blas: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in San Blas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec717172747780828281817773
Data source: Temperature data for San Blas generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

July Precipitation in San Blas

In July, San Blas experiences a significant surge in precipitation, with an impressive 223 mm (about 8.8 inches) of rainfall over 23 days. This marks a dramatic increase from June's 117 mm and sets the stage for the region's wettest months. The consistent downpours during July create a lush landscape, dramatically shifting from the preceding drier months of April and May, which recorded negligible rainfall. Following July, the rain continues, peaking in August with 426 mm, but July remains a pivotal moment in the rainy season, as it transitions from sparse showers to more persistent and heavy rainfall. This trend highlights the tropical climate's dynamic nature, making July a pivotal month for both the local ecology and the community's routines.

July Precipitation Trends in San Blas

The chart displays monthly precipitation patterns in San Blas, with values for each month alongside July's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec1718002117223426368190107
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in San Blas

In July, the humidity in San Blas, Mexico, reaches a notable 79%, marking the peak of the summer months. This increase from 78% in June highlights a consistent upward trend during the hotter seasons, where humidity levels tend to rise. Following July, August maintains a similar high at 78%, indicating that the sweltering summer weather lingers. Comparatively, earlier months like April and May show significantly lower humidity levels at 66% and 69%, respectively, emphasizing a shift as the year progresses. As the year transitions into fall, humidity begins to decline, settling back to 75% by October. Overall, July is emblematic of the region's humid climate, distinctly characterized by its high moisture levels that contribute to the tropical atmosphere of San Blas.

July Average Humidity in San Blas

This chart illustrates the average monthly humidity levels in San Blas, with July's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how July's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec71%69%67%66%69%78%79%78%78%75%74%74%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in San Blas

In July, the UV Index in San Blas, Mexico, reaches a striking 12, placing it firmly in the extreme exposure category. This indicates a burn time of just 10 minutes, similar to the peak levels seen in the preceding months of March through June. While the index slightly drops from its high of 13 in the earlier summer months, it remains crucial for sunseekers to exercise caution. The trend of consistently high UV levels underscores the importance of sun protection during this peak season. For those planning to enjoy the warm rays of San Blas, staying informed is key; check out the details at San Blas UV Index to stay safe under the sun.

Maximum UV Index Levels in San Blas for July

The chart shows the monthly maximum UV Index (UVI) for San Blas in July, 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.
JanFebMarAprMayJunJulAugSepOctNovDec810121313131212121197
Data source: San Blas July 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.

July Sunshine in San Blas

In July, San Blas enjoys a delightful 310 hours of sunshine, marking a slight dip from the sun-soaked months of May and April, which shine brightest with 352 and 329 hours, respectively. This mid-summer month offers a warm and vibrant atmosphere, ideal for exploring the stunning coastline and lush surroundings. Following a streak of plentiful sunshine from May to June, July retains a generous amount of daylight, creating the perfect backdrop for beach activities and cultural experiences. As the year progresses, the sunshine hours begin to gently decline, indicating the approach of the rainy season, but July still stands out as a prime time to bask in the sunny allure of San Blas.

Monthly Sunshine Duration in San Blas: July Highlighted

The July sunshine duration represents the total number of hours San Blas experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec225h262h318h329h352h317h310h278h261h274h282h277h
Data source: San Blas July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in San Blas During July

In July, the likelihood of sunny weather in San Blas, Mexico, dips to a modest 25%, following a trend of increasing sunshine during the earlier months of the year. This decrease is notable after a peak in May, when sunshine chances soar to 80%. As the summer progresses, the overcast conditions begin to dominate, particularly in August, which sees even lesser sunshine at 16%. Despite the less favorable odds, travelers should not be discouraged; the vibrant tropical environment and rich cultural experiences make San Blas a captivating destination, even amidst occasional cloud cover.

Percentage of Sunny Days in July in San Blas

The chart illustrates the percentage of sunny days in San Blas throughout the year, with July 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 San Blas experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec56%67%67%65%80%29%25%17%26%50%63%59%
Data source: San Blas July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in San Blas in July

In San Blas, Mexico, July brings a delightful consistency in daylight hours, with 13 hours of sunlight—just like the previous month of June. As we transition through the year, daylight duration experiences a gradual shift; it starts at 10 hours in January, steadily increasing to a peak of 13 hours by May and June. This summer abundance of light is followed by a gentle decrease into late summer and autumn, as August sees 12 hours of daylight, mirroring the early months of the year. The trend illustrates not just the warmth of summer but also a rhythmic balance that highlights the beauty of San Blas throughout the seasons.

Average Daylight Hours in San Blas for July

The chart illustrates the variation in daylight duration in San Blas throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 58m11h 26m12h 1m12h 39m13h 10m13h 24m13h 16m12h 49m12h 13m11h 36m11h 5m10h 49m
Data source: San Blas daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in San Blas

In July, San Blas experiences a gentle breeze, with the average wind speed dipping to 1.6 m/s (4 mph), making it one of the calmest months of the year. This slight lull in wind patterns is part of a notable trend, as the region generally enjoys a consistent breeze throughout the first half of the year, averaging around 2.0 m/s to 2.1 m/s (4-5 mph). However, this trend shifts as summer progresses, with wind speeds also remaining low in September. As we move toward the end of the year, there's a gradual uptick in wind speeds, yet they don’t stray far from the 4 mph mark. This soothing climate not only invites relaxation but also creates the perfect backdrop for enjoying the coastal beauty of San Blas.

Average July Wind Speed in San Blas

The chart displays monthly wind speed patterns in San Blas, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.02.02.12.02.12.01.6 m/s1.91.61.71.81.9
Data source: San Blas July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in San Blas Compares to Other Months

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

In July, the weather is significantly warmer and more humid, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 33°C (92°F) and an average of 28°C (82°F). This month also sees considerable rainfall, averaging 223 mm (8.8 in) over 23 days, leading to a high humidity level of 79%. In contrast, January offers a much milder climate, where temperatures hover between a minimum of 12°C (55°F) and a maximum of 31°C (88°F), with an average of 22°C (71°F). Precipitation is minimal, with only 17 mm (0.7 in) falling on just 1 day, and humidity is relatively lower at 71%. For a more detailed view of the weather in January, you can visit San Blas weather in January.

July and February present contrasting weather patterns. In July, temperatures soar with averages around 28°C (82°F) and highs reaching up to 33°C (92°F). This month is characterized by significant rainfall, with an average precipitation of 223 mm (8.8 in) over 23 days, resulting in a humid atmosphere with a humidity level of 79%. In contrast, February offers much milder conditions, with average temperatures around 22°C (71°F) and a maximum of 30°C (86°F). Precipitation is minimal during this month, averaging just 18 mm (0.7 in) over 1 day, and the humidity levels are lower at 69%. For a more detailed look at February weather, check out San Blas weather in February.

In comparing the weather of July and March, July is distinctly warmer and more humid than March. With average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 33°C (92°F), July's heat is coupled with a high humidity level of 79%. Additionally, July experiences significant rainfall, totaling 223 mm (8.8 in) over 23 days. In contrast, March presents a much milder climate, with temperatures ranging from 15°C (59°F) to 29°C (85°F) and notably, it has no recorded precipitation, resulting in a drier atmosphere and lower humidity at 67%. For a detailed look at March weather, visit San Blas weather in March.

In comparing the weather of July and April, we see significant differences in temperature, precipitation, and humidity. July experiences much warmer temperatures, with averages soaring to 28°C (82°F) and maximums reaching 33°C (92°F), contrasted with April's milder averages of 23°C (74°F) and maximums of 30°C (86°F). Additionally, July is notably wetter, receiving 223 mm (8.8 in) of precipitation over 23 days, while April remains completely dry with 0 mm (0.0 in) of rainfall and no rainy days at all. Humidity levels also differ, with July's high humidity at 79% compared to April's lower 66%. For more details, check out San Blas weather in April.

In comparing the weather between May and July, a notable difference in temperature and precipitation emerges. July tends to be significantly warmer, with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 33°C (92°F), while May features milder averages with a minimum of 18°C (64°F) and a maximum of 31°C (87°F). Additionally, July experiences much higher precipitation, receiving 223 mm (8.8 in) over 23 days, in stark contrast to May, which records minimal rainfall of only 2 mm (0.1 in) across zero days. This results in a higher humidity level in July at 79%, compared to 69% in May. For more detailed insights into conditions during this month, you can visit San Blas weather in May.

In comparing the weather of July and June, July tends to be slightly warmer, with average temperatures around 28°C (82°F) compared to June's 27°C (80°F). Both months experience a maximum temperature of 33°C (91°F), but July's minimum temperature is higher at 24°C (75°F) versus June's 20°C (68°F). Additionally, July is much wetter, receiving 223 mm (8.8 in) of precipitation over 23 days, while June has only 117 mm (4.6 in) over 11 days. Humidity levels are quite similar, with July at 79% and June at 78%. For a more detailed look at June's weather, you can check San Blas weather in June.

In comparing the weather between July and August, we see that both months share similar temperature ranges, with minimums of 24°C (75°F), averages of 28°C (82°F), and maximums reaching 33°C (92°F). However, August experiences significantly more rainfall, totaling 426 mm (16.8 inches) over 27 days, in contrast to July's 223 mm (8.8 inches) over 23 days. Additionally, while humidity levels remain relatively high in both months, August is slightly drier at 78% compared to July's 79%. For a more detailed look at the weather patterns, you can check San Blas weather in August.

In July, the weather features temperatures ranging from a minimum of 24°C (75°F) to a maximum of 33°C (92°F), with an average temperature of 28°C (82°F). This month experiences significant rainfall, totaling 223 mm (8.8 in) over 23 days, and the humidity is relatively high at 79%.

In contrast, September sees slightly cooler temperatures, with a minimum of 23°C (74°F), an average of 27°C (81°F), and a maximum of 32°C (91°F). However, it also experiences increased precipitation, measuring 367 mm (14.5 in) over 27 days, while maintaining a similar humidity level of 78%. For more details on September weather, you can visit San Blas weather in September.

July and October exhibit distinct weather patterns, reflecting the transition from summer to autumn. In July, the temperatures range from a minimum of 24°C (75°F) to a maximum of 33°C (92°F), with an average of 28°C (82°F). This month sees significant rainfall, totaling 223 mm (8.8 in) over 23 days, contributing to a high humidity level of 79%. In contrast, October features slightly cooler temperatures, with a minimum of 22°C (72°F), an average of 27°C (81°F), and a maximum of 34°C (93°F). Rainfall decreases to 190 mm (7.5 in) across 16 days, while humidity dips to 75%. For more details on the weather in October, visit San Blas weather in October.

In comparing the weather between July and November, July stands out as a much warmer and wetter month. With average temperatures peaking at 28°C (82°F) and maximums reaching 33°C (92°F), July experiences high humidity at 79% and significant rainfall, totaling 223 mm (8.8 in) over 23 days. In contrast, November offers a more moderate climate, with average temperatures of 25°C (78°F) and maximums peaking at 32°C (89°F). The month sees a dramatic drop in precipitation, accumulating only 9 mm (0.4 in) over just 1 day and slightly lower humidity at 74%. For a detailed look at the conditions in November, check out San Blas weather in November.

In July, the weather is characterized by warm temperatures, with a minimum of 24°C (75°F) and average highs reaching up to 33°C (92°F). However, this month also sees significant rainfall, averaging 223 mm (8.8 in) over 23 days, coupled with high humidity at 79%. In contrast, December experiences much cooler conditions, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 30°C (85°F) and a much drier climate, receiving only 7 mm (0.3 in) of precipitation over just 1 day. Humidity is slightly lower at 74%. For more detailed insights, check out San Blas weather in December.

Compare San Blas's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in San Blas

In July, San Blas experiences a distinct shift in weather, marked by higher humidity levels and increased rainfall compared to other months. The tropical climate brings warm temperatures, with averages lingering around a comfortable 28°C (82°F), while occasional peaks reach up to 33°C (92°F). However, visitors should be prepared for frequent rain, as nearly three-quarters of the month can be graced by precipitation, resulting in over 223 mm (8.8 in) accumulated. This combination of warmth and moisture creates a lush and vibrant landscape, but it also means that planning around the rain becomes essential. To learn more about the ever-changing climate of this beautiful region, visit San Blas Climate.