July Weather in Monterrey, Mexico

Last updated: April 22, 2025

In Monterrey, Mexico, July presents a mild climate characterized by an average temperature of around 16°C (61°F), peaking at a comfortable 25°C (78°F) during the day, while dipping to a cool 8°C (46°F) at night. Visitors should prepare for a relatively wet month, with 125 mm (4.9 in) of precipitation falling across 16 days, contributing to a humidity level of 81% that can make the air feel quite dense. Whether enjoying outdoor activities or exploring the city's vibrant culture, July in Monterrey offers a unique blend of warmth and moisture, providing a distinctive experience for both locals and travelers alike.

July Temperature in Monterrey

In Monterrey, Mexico, the temperatures in July mark a notable point in the annual climate cycle. With a minimum of 8°C (46°F) and a comfortable average of 16°C (61°F), it feels warm but not oppressively hot. The peak temperature levels off at 25°C (78°F), mirroring the averages seen in the preceding months of June and August. This consistency signals the city’s transition into the summer heat, balancing pleasant evenings and comfortably warm days. As July unfolds, the temperatures maintain a moderate profile, providing a perfect backdrop for outdoor activities amidst the city's vibrant summer atmosphere.

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

The chart illustrates July temperature patterns in Monterrey, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec545759626362616262615755
Data source: Temperature data for Monterrey 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.

July Precipitation in Monterrey

In July, Monterrey experiences a significant drop in precipitation compared to June, with 125 mm (4.9 in) falling over 16 days. This shift marks a noticeable decrease from June's torrential 259 mm, and a continuation of the wettest part of the year as the region transitions towards its peak rainfall periods in August and September. Despite the reduction, July still maintains a substantial amount of rain, contributing to the vibrant greenery that characterizes the city during its summer months. As the month progresses, residents can expect scattered showers, emphasizing a seasonal pattern of elevated rainfall that begins in May and continues through the early fall, showcasing Monterrey's dynamic climate.

July Precipitation Trends in Monterrey

The chart displays monthly precipitation patterns in Monterrey, 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.
JanFebMarAprMayJunJulAugSepOctNovDec363154921672591251622511385628
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Monterrey

In Monterrey, Mexico, July experiences a humidity level of 81%, continuing the trend of relatively stable conditions seen since April. While the summer months typically bring warmth, the humidity remains consistent, hovering around the low 80s. This trend is particularly interesting considering the peak of the rainy season in August, where humidity slightly increases to 82%. The overall pattern throughout the year shows a gradual rise in humidity from the colder months, starting at a notable 88% in January and progressively declining to a minimum of 81% during the mid-summer. As we move into the fall, humidity levels begin to rise again, culminating in the cooler months of October and November, where they reach as high as 90% and 91%, respectively.

July Average Humidity in Monterrey

This chart illustrates the average monthly humidity levels in Monterrey, 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.
JanFebMarAprMayJunJulAugSepOctNovDec88%86%84%81%82%81%81%82%86%90%91%91%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Monterrey

In Monterrey, Mexico, July experiences an extreme UV Index of 15, mirroring the high levels seen in June and the following months. This peak in UV intensity emphasizes the need for vigilant sun protection, as the burn time is a mere 10 minutes. The summer months from April to August consistently showcase an intense UV landscape, urging residents and visitors alike to plan outdoor activities with care. As the year progresses into the cooler months, a gradual decline in UV levels is observed, yet caution remains essential throughout. To stay informed and safe under the sun, check out the detailed forecasts at Monterrey UV Index.

Maximum UV Index Levels in Monterrey for July

The chart shows the monthly maximum UV Index (UVI) for Monterrey 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.
JanFebMarAprMayJunJulAugSepOctNovDec10121415141515141412109
Data source: Monterrey 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 Monterrey

In Monterrey, Mexico, July shines as one of the sunniest months, boasting an impressive 330 hours of sunshine. This peak follows a steady climb from earlier months, where sunshine hours gradually increased from 237 in January to 325 in May. As summer fully takes hold, July's radiant days serve as a perfect prelude to late summer, where August remains bright with 320 hours. Despite a slight drop in September, the sun continues to linger generously through the autumn months, affirming Monterrey's status as a destination for sun-seekers throughout the year.

Monthly Sunshine Duration in Monterrey: July Highlighted

The July sunshine duration represents the total number of hours Monterrey 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.
JanFebMarAprMayJunJulAugSepOctNovDec237h274h314h314h325h297h330h320h291h305h291h296h
Data source: Monterrey July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Monterrey During July

In Monterrey, Mexico, the likelihood of sunny weather in July showcases a notable trend within the region's annual climate. With a 26% chance of sunshine, July stands as one of the dimmer months in terms of clear skies, especially when compared to the preceding months like February (67%) and March (53%). Throughout the summer, the chances of rainfall increase, dropping to a striking low of just 9% in June before beginning a modest recovery in August (29%). As such, while July may present opportunities for sun, it is wise for visitors to prepare for the possibility of intermittent clouds and unexpected showers. In this context, understanding the shifting weather patterns helps paint a fuller picture of what to expect from Monterrey's summer climate.

Percentage of Sunny Days in July in Monterrey

The chart illustrates the percentage of sunny days in Monterrey 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 Monterrey experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec37%67%53%48%35%9%26%29%15%26%34%64%
Data source: Monterrey July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Monterrey in July

In Monterrey, Mexico, July marks the peak of summer, experiencing a consistent 13 hours of daylight. Following a gradual increase through the spring, where daylight stretches from 12 hours in March and April to a full 13 hours in May and June, July maintains this brightness before transitioning into a slight decline as the days begin to shorten in August. This trend highlights the region’s shift from the longer days of summer to the more moderate daylight hours of autumn, with 12 hours returning in August and September. Overall, the pattern reflects a warm, sun-drenched July that encourages outdoor activities and vibrant summer living.

Average Daylight Hours in Monterrey for July

The chart illustrates the variation in daylight duration in Monterrey throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 7m11h 31m12h 2m12h 34m13h13h 13m13h 6m12h 43m12h 12m11h 41m11h 14m11h
Data source: Monterrey daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Monterrey

In July, Monterrey experiences a notable increase in wind speed, averaging 2.2 m/s (5 mph), positioning it as one of the breezier months of the year. This uptick is consistent with the trend observed in the preceding month, June, which saw a slight dip to 1.6 m/s (4 mph), suggesting a gradual rise as summer progresses. Comparatively, August maintains this breeze, with the same average wind speed as July. The steady winds during these summer months offer a refreshing contrast to the city’s warm temperatures, while the rest of the year tends to exhibit more variability, with lower averages particularly in the spring and early summer. This pattern underscores the unique climatic dynamics of Monterrey, where July and August stand out as the months with the most invigorating gusts.

Average July Wind Speed in Monterrey

The chart displays monthly wind speed patterns in Monterrey, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.92.12.12.01.81.62.2 m/s2.21.71.92.11.8
Data source: Monterrey July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Monterrey Compares to Other Months

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

In July, the weather is generally warmer with an average temperature of 16°C (61°F) and highs reaching up to 25°C (78°F). It also experiences more rainfall, with 125 mm (4.9 in) of precipitation spread over 16 days, accompanied by a humidity level of 81%. In contrast, January presents cooler conditions, with temperatures ranging from a minimum of 0°C (33°F) to an average of 12°C (54°F), while still reaching similar highs of 25°C (78°F). The precipitation in January is significantly lower at 36 mm (1.4 in) over just 8 days, and the humidity is slightly higher at 88%. For a more detailed look at January weather conditions, visit Monterrey weather in January.

In comparing the weather between July and February, July boasts a wider temperature range with minimums at 8°C (46°F) and maximums reaching 25°C (78°F), making for a comfortable average of 16°C (61°F). However, it also experiences higher precipitation, totaling 125 mm (4.9 in) over 16 days, coupled with a humidity level of 81%. In contrast, February offers slightly milder conditions with minimum temperatures of 1°C (35°F) and maximums hitting 29°C (84°F), leading to a warmer average of 14°C (57°F). The month sees significantly less rain, accumulating only 31 mm (1.2 in) over 8 days, alongside a slightly higher humidity of 86%. For more detailed insights on February weather, feel free to visit Monterrey weather in February.

When comparing the weather in July and March, notable differences emerge in temperature and precipitation. July features a milder average temperature ranging from a minimum of 8°C (46°F) to a maximum of 25°C (78°F), with a total precipitation of 125 mm (4.9 in) over 16 days. In contrast, March experiences slightly cooler temperatures with a minimum of 3°C (38°F) and a maximum of 28°C (83°F), but it has significantly less rainfall at 54 mm (2.1 in) across 11 days. Humidity levels are quite similar, with July at 81% and March slightly higher at 84%. For more detailed insights, you can check the Monterrey weather in March.

In comparing the weather of July and April, both months experience relatively high humidity levels at 81%. However, April tends to be slightly cooler on average, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 28°C (83°F), while July features a broader range from 8°C (46°F) to 25°C (78°F). In terms of precipitation, July receives more rainfall, totaling 125 mm (4.9 in) over 16 days, compared to April's 91 mm (3.6 in) also over 16 days. For more detailed insights on the weather patterns, you can check out Monterrey weather in April.

In comparing the weather of July and May, July offers milder temperatures with an average of 16°C (61°F) and maximums reaching 25°C (78°F), while May tends to be slightly warmer, featuring an average of 17°C (64°F) and maximums of 28°C (82°F). Precipitation is more frequent in May as well, with 167 mm (6.6 in) falling over 22 days compared to July's 125 mm (4.9 in) across 16 days. Humidity levels remain similar between the two months, with July at 81% and May slightly higher at 82%. For more detailed insights on May weather, you can check Monterrey weather in May.

In comparing the weather of July and June, both months feature similar humidity levels, remaining at 81%. However, July experiences slightly cooler temperatures, with a minimum of 8°C (46°F) and a maximum of 25°C (78°F), while June sees a minimum of 9°C (49°F) and a maximum of 26°C (78°F). Notably, June is characterized by significantly higher precipitation, totaling 259 mm (10.2 in) over 25 days, compared to July's 125 mm (4.9 in) spread over just 16 days. This makes June a wetter month overall, as detailed in the link: Monterrey weather in June.

In July, temperatures typically range from a minimum of 8°C (46°F) to a maximum of 25°C (78°F), with an average temperature of 16°C (61°F). The month sees about 125 mm (4.9 in) of precipitation over 16 days, contributing to a humidity level of 81%. In contrast, August offers slightly warmer weather, with an average temperature of 17°C (62°F) while maintaining the same maximum of 25°C (78°F). However, it experiences increased rainfall, totaling 162 mm (6.4 in) across 20 days, and a marginal rise in humidity at 82%. For detailed information, you can check Monterrey weather in August.

In July, the weather features a temperature range from a minimum of 8°C (46°F) to a maximum of 25°C (78°F), with an average temperature of 16°C (61°F). The month sees approximately 125 mm (4.9 in) of precipitation over 16 days, accompanied by a humidity level of 81%. In contrast, September offers similar temperature extremes, with a minimum of 7°C (45°F) and a maximum of 25°C (77°F), and a slightly higher average of 17°C (62°F). However, it experiences significantly more rainfall, totaling 251 mm (9.9 in) over 24 days, while humidity rises to 86%. This increase in precipitation makes September a wetter month compared to July. For more detailed information, check out Monterrey weather in September.

In comparing the weather between July and October, both months boast an average temperature of 16°C (61°F), but October tends to start cooler with a minimum temperature of 5°C (41°F) compared to July's 8°C (46°F). Interestingly, despite a slightly higher maximum temperature of 27°C (81°F) in October versus 25°C (78°F) in July, the overall feel is often more humid, with October reaching 90% humidity compared to July's 81%. Precipitation also shows a notable increase, with October experiencing 138 mm (5.4 in) over 19 days, compared to July's 125 mm (4.9 in) over 16 days. For more detailed insights on October weather, you can explore Monterrey weather in October.

In July, temperatures range from a minimum of 8°C (46°F) to a maximum of 25°C (78°F), with an average temperature of 16°C (61°F). This month also sees significant rainfall, totaling 125 mm (4.9 in) over approximately 16 days, accompanied by high humidity levels at 81%. In contrast, November experiences slightly cooler temperatures, with a minimum of 3°C (39°F) and an average of 14°C (57°F), while still reaching a maximum of 25°C (78°F). Precipitation in November is noticeably lower at 56 mm (2.2 in), occurring over 12 days, and humidity rises to 91%. For more details on the weather in November, you can check Monterrey weather in November.

In July, Monterrey experiences much warmer temperatures, with an average of 16°C (61°F) and highs reaching up to 25°C (78°F), while December sees a cooler average of 13°C (55°F) and maximums around 24°C (75°F). The humidity is notably high in both months, peaking at 81% in July and slightly increasing to 91% in December. July is also characterized by significantly more rainfall, with 125 mm (4.9 in) over about 16 days compared to just 28 mm (1.1 in) over 7 days in December. For a more detailed look, you can check out Monterrey weather in December.

Compare Monterrey's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Monterrey

In July, Monterrey experiences a distinct shift in climate dynamics, with higher humidity levels and increased precipitation leading to a more sultry atmosphere compared to other months. The average temperature is pleasantly mild, allowing for outdoor activities despite the occasional rain. With about half of the month seeing some form of rainfall, it’s wise to keep an umbrella handy. This month marks the transition into the rainy season, making it a unique time to experience Monterrey’s lush, green landscapes. If you want to delve deeper into the city's weather patterns, be sure to check out Monterrey Climate.