July Weather in Guanajuato, Mexico

Last updated: April 22, 2025

In Guanajuato, Mexico, July brings a warm and sunny climate, with maximum temperatures soaring to 48°C (119°F) and an average of 36°C (97°F), making it one of the hottest months of the year. The evenings offer some relief with minimum temperatures around 22°C (72°F). While the month sees only a light precipitation of 14 mm (0.5 in) over about 3 days, humidity hovers at 46%, adding a touch of tropical feel to the otherwise dry heat. This weather combination makes July an ideal time for sun-seekers to experience the vibrant culture and stunning landscapes of this historic region.

July Temperature in Guanajuato

In July, Guanajuato experiences its warmest temperatures of the year, with minimums averaging around 22°C (72°F) and climbing to a steamy average of 36°C (97°F). The peak heat can be intense, reaching a sweltering max of 48°C (119°F), making this month the height of summer in this vibrant region. This upward trend from the previous months underscores a significant leap in warmth, following June's already balmy conditions. While Guanajuato generally enjoys a mild climate throughout the year, July's soaring temperatures can be a striking contrast, encouraging both locals and visitors to seek shade and refreshing beverages as they embrace the summer heat.

July Weather in Guanajuato: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Guanajuato, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec596268778291969790786858
Data source: Temperature data for Guanajuato 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 Guanajuato

In Guanajuato, Mexico, July marks a notable increase in precipitation, with 14 mm (0.5 in) of rain collected over three days. This uptick is a significant contrast to the nearly dry months of June, April, and May, where rainfall was almost nonexistent. As summer unfolds, July's showers not only replenish the landscape but also pave the way for lush vegetation. This trend continues into August, which sees a slight dip in rainfall to 12 mm (0.5 in) over four days, yet maintains the rhythm of summer rains. With September following closely behind at 13 mm, the rainy season asserts its presence, providing a refreshing shift in Guanajuato’s climate after the parched early months of the year.

July Precipitation Trends in Guanajuato

The chart displays monthly precipitation patterns in Guanajuato, 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.
JanFebMarAprMayJunJulAugSepOctNovDec91311331141213547
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Guanajuato

In Guanajuato, Mexico, July marks a continuation of the dry trend established in the preceding months, with humidity levels hovering at a comfortable 46%. This reflects a significant drop from the wetter winter months, particularly January and February, when humidity peaked at 72% and 77%, respectively. Following this humid onset, the city experiences a steady decline as the year progresses, hitting its driest point in August with just 42% humidity. The summer months not only provide a respite from the mugginess but also set the stage for the refreshing rains that begin in September, as humidity levels rise again to 52%. The overall trend showcases a clear seasonal shift from moist to dry, making July a typically pleasant time for residents and visitors alike in this historic region.

July Average Humidity in Guanajuato

This chart illustrates the average monthly humidity levels in Guanajuato, 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.
JanFebMarAprMayJunJulAugSepOctNovDec72%77%67%56%46%48%46%42%52%58%66%74%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Guanajuato

In Guanajuato, Mexico, July brings the highest UV Index of 12, categorizing the sunlight exposure as extreme. This trend of increasing UV levels, starting from a moderate index of 4 in January, escalates sharply in the spring and summer months, peaking in July. The intense sunlight demands caution, as the burn time shrinks to just 10 minutes, emphasizing the need for sun protection. Following July, August maintains a similarly high index of 11, while the intensity begins to taper off in September. As the year progresses, we see a gradual decrease in UV levels, making winter months like November and December more manageable with moderate indices. For more details on the UV Index throughout the year, visit Guanajuato UV Index.

Maximum UV Index Levels in Guanajuato for July

The chart shows the monthly maximum UV Index (UVI) for Guanajuato 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.
JanFebMarAprMayJunJulAugSepOctNovDec469101111121110854
Data source: Guanajuato 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 Guanajuato

In Guanajuato, Mexico, July enjoys a delightful 375 hours of sunshine, maintaining its status as a sun-drenched month, albeit slightly less than the preceding June's 377 hours. This peak in sunshine begins with January's 204 hours and steadily climbs through the year, peaking in May before stabilizing through the summer months. As August approaches, the sunshine begins to recede, with 358 hours, but the warm glow of July lingers, inviting both locals and visitors to cherish the vibrant atmosphere. The trend showcases a flourishing summer that captivates hearts, making Guanajuato a bright spot on any summer itinerary.

Monthly Sunshine Duration in Guanajuato: July Highlighted

The July sunshine duration represents the total number of hours Guanajuato 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.
JanFebMarAprMayJunJulAugSepOctNovDec204h251h309h331h373h377h375h358h322h304h264h247h
Data source: Guanajuato July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Guanajuato During July

In Guanajuato, Mexico, July experiences a notable dip in sunny weather, with a 54% chance of sunshine—a stark contrast to the sun-drenched days of the preceding months. This trend of diminishing sun is particularly pronounced after the peak of 93% in May, highlighting a shift into a more overcast season. As summer progresses, August rebounds slightly with an 83% chance, suggesting that while July may be less bright, the typical warmth and vibrancy of Guanajuato remain just around the corner. Travelers planning a visit in July should be prepared for a mix of sunshine and cloud, charting a course through the beautiful yet unpredictable summer skies.

Percentage of Sunny Days in July in Guanajuato

The chart illustrates the percentage of sunny days in Guanajuato 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 Guanajuato experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec71%73%84%82%93%77%54%83%85%80%75%62%
Data source: Guanajuato July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Guanajuato in July

In Guanajuato, Mexico, July shines as a peak in the annual progression of daylight, granting locals and visitors 14 hours of radiant sunshine. This month holds steady with the daylight hours established in June, reflecting the height of summer and inviting a plethora of outdoor activities. As the year unfolds, daylight begins at 10 hours in January, gradually increasing to a maximum of 14 hours during the summer months of June and July. Following this sun-soaked duo, August sees a gentle decline back to 13 hours, hinting at the approach of autumn. This rhythmic ebb and flow of daylight not only marks seasonal changes but also enriches the vibrant culture and daily life of Guanajuato.

Average Daylight Hours in Guanajuato for July

The chart illustrates the variation in daylight duration in Guanajuato throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 16m11h 2m12h12h 59m13h 49m14h 14m14h13h 16m12h 18m11h 19m10h 28m10h 2m
Data source: Guanajuato daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Guanajuato

In July, Guanajuato experiences a slight uptick in average wind speed, reaching 2.9 m/s (6 mph). This increase marks a noteworthy trend in the summer months, as the wind begins to pick up ever so slightly after the more gentle breezes of June. While the wind speeds earlier in the year remain relatively steady, July's boost hints at a refreshing change in the climate, adding an invigorating touch to the warm summer days. As the summer progresses into August, wind speeds settle back to 2.5 m/s (6 mph), showcasing the area’s characteristic climatic rhythm throughout the year. This subtle shift not only invites a breeze of relief but also enriches the vibrant outdoor experience in this beautiful region of Mexico.

Average July Wind Speed in Guanajuato

The chart displays monthly wind speed patterns in Guanajuato, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.72.72.72.52.52.9 m/s2.52.12.42.22.2
Data source: Guanajuato July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Guanajuato Compares to Other Months

The weather in Guanajuato 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 Guanajuato and find detailed weather information for every month.

July and January showcase stark contrasts in weather conditions. July boasts scorching temperatures, with average highs reaching up to 36°C (97°F) and maximums soaring to 48°C (119°F), accompanied by low humidity at 46%. In stark contrast, January offers a much cooler climate, where temperatures range from a minimum of 1°C (35°F) to a comfortable average of 15°C (60°F), and rarely exceeds 30°C (86°F). Additionally, January experiences higher humidity levels at 72% and receives minimal precipitation over just one day, compared to July's 14 mm (0.5 in) over three days. For a more detailed look at what to expect during this month, check out Guanajuato weather in January.

When comparing the weather in July and February, it's evident that these months present stark contrasts. July experiences significantly higher temperatures, with averages soaring to 36°C (97°F) and maximums reaching an extreme 48°C (119°F). In contrast, February sees much cooler averages of 17°C (62°F), with highs around 31°C (89°F) and lows dropping to 2°C (35°F). While both months have similar precipitation levels—14 mm (0.5 in) in July and 12 mm (0.5 in) in February—July is characterized by lower humidity at 46%, whereas February enjoys a much higher humidity level of 77%. For a deeper look into February's climate, you can explore Guanajuato weather in February.

When comparing the weather in July and March, it's evident that July experiences significantly higher temperatures, with averages around 36°C (97°F) and maximums peaking at 48°C (119°F). In contrast, March sees a much cooler climate, with average temperatures of 20°C (68°F) and maximums reaching 37°C (99°F). Additionally, July has a lower precipitation rate of 14 mm (0.5 in) over three days, while March has slightly less precipitation at 11 mm (0.4 in) but occurs across just one day. Humidity levels also differ, with July at 46% compared to March's 67%, adding to the overall perceptible discomfort during the hotter month. For more insights on March weather patterns, check out Guanajuato weather in March.

The weather in July is significantly warmer than in April, with average temperatures soaring to 36°C (97°F) compared to April's 25°C (77°F). July experiences extremes, with maximum temperatures reaching up to 48°C (119°F), whereas April has a maximum of 43°C (110°F). Precipitation is minimal in both months, but July sees slightly more rain at 14 mm (0.5 in) over three days, while April registers only 3 mm (0.1 in) with no rainy days at all. Humidity also varies between the two months, with April being more humid at 56% compared to July's 46%. For a detailed look at the weather specifics, check out Guanajuato weather in April.

In comparison to May, July presents significantly higher temperatures, with average highs reaching 36°C (97°F) and maximums soaring to 48°C (119°F). May, on the other hand, has milder conditions, featuring an average of 28°C (82°F) and maximums of 44°C (111°F). While both months share the same humidity level of 46%, July experiences some precipitation, averaging 14 mm (0.5 in) over three days, unlike May, which enjoys completely dry conditions with no recorded rainfall. For more detailed information about the weather in May, you can check out Guanajuato weather in May.

In comparing the weather between June and July, July tends to be slightly hotter, with an average temperature of 36°C (97°F) compared to June's 33°C (91°F). Notably, July experiences a maximum temperature of 48°C (119°F), just below June's peak at 49°C (121°F). While both months have low precipitation levels, July sees a bit more rain with 14 mm over three days, whereas June recorded only 1 mm over no rainy days at all. Humidity levels are similar, with July at 46% and June slightly higher at 48%. For more detailed information on June weather, visit Guanajuato weather in June.

In comparing the weather of July and August, both months experience a scorching average temperature of 36°C (97°F), with maximum temperatures soaring up to 48°C (119°F) in July and slightly lower at 48°C (118°F) in August. July starts with a minimum temperature of 22°C (72°F), while August sees a slightly warmer minimum of 24°C (76°F). Precipitation is marginally less in August at 12 mm (0.5 in) over 4 days, compared to July's 14 mm (0.5 in) over 3 days. Humidity levels are also slightly lower in August at 42%, compared to 46% in July. For more detailed insights, you can check out Guanajuato weather in August.

In July, the weather is characterized by sweltering heat, with temperatures reaching a scorching maximum of 48°C (119°F) and an average of 36°C (97°F). With only 14 mm (0.5 in) of rainfall over three days, the humidity remains relatively low at 46%. In contrast, September experiences a slight dip in temperature, with a minimum of 15°C (59°F) and an average of 32°C (90°F), although it can still reach a high of 49°C (121°F). Precipitation totals only slightly less than July at 13 mm (0.5 in) over two days, and the humidity increases to 52%. For more detailed information, you can check Guanajuato weather in September.

In July, the weather is characterized by sweltering temperatures, with an average high of 36°C (97°F) and maximums soaring to 48°C (119°F), making it one of the hottest months of the year. Although July sees limited precipitation of just 14 mm (0.5 in) over three days, the humidity is relatively moderate at 46%. In contrast, October offers a much cooler climate, with temperatures ranging from a minimum of 7°C (46°F) to a pleasant average high of 26°C (79°F), while the maximum can reach up to 43°C (110°F). October is notably drier, recording only 5 mm (0.2 in) of rainfall and typically no rainy days, though it does come with higher humidity at 58%. For more details on what to expect, check out Guanajuato weather in October.

In July, the weather is characterized by extreme heat, with average temperatures soaring to around 36°C (97°F) and maximums reaching a blistering 48°C (119°F). This month is relatively dry, with only 14 mm (0.5 in) of precipitation spread over three days, and a humidity level of 46% that can make the heat feel even more intense.

In contrast, November offers a much more temperate climate, with average temperatures dropping to 20°C (68°F) and highs around 35°C (96°F). It experiences minimal rainfall, just 4 mm (0.1 in), and benefits from no rainy days, while humidity increases to 66%, contributing to a more comfortable atmosphere. For a detailed look at the weather trends, you can visit Guanajuato weather in November.

In July, the weather is characterized by extreme heat, with temperatures soaring from a minimum of 22°C (72°F) to a blistering maximum of 48°C (119°F), and only a slight chance of rain, averaging 14 mm over three days. The humidity is relatively low at 46%, making the heat feel intense but less oppressive. In contrast, December brings a much milder climate, where temperatures range from a chilly minimum of 3°C (38°F) to a comfortable maximum of 29°C (84°F), with an average of 14°C (58°F). Precipitation is less frequent, averaging just 7 mm over one day, but the humidity rises significantly to 74%, giving the cooler weather a damp feel. For more details, you can check Guanajuato weather in December.

Compare Guanajuato's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Guanajuato

July in Guanajuato showcases a distinct contrast to other months, ushering in the peak of summer with notably high temperatures and scarce rainfall. While daytime highs can reach an impressive 48°C, the average remains cozy at 36°C, making it one of the warmest months of the year. The humidity hovers around a comfortable 46%, ensuring the heat is somewhat bearable. However, compared to the wetter, cooler months, July is remarkably dry, with only a handful of rainy days—usually a mere three—and a total precipitation of just 14 mm. This striking balance between high temperatures and limited rain makes July a vibrant time in Guanajuato, perfect for exploring its rich culture and stunning landscapes. For more insights on what to expect throughout the year, check out Guanajuato Climate.