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July Weather in Grain Valley, United States

Last updated: June 24, 2025

In July, the average temperature in Grain Valley, United States hovers around 26°C (80°F). Expect a minimum of 16°C (61°F) and a maximum soaring to 37°C (98°F). During this month, the area sees about 127 mm (5.0 in) of precipitation over 10 days, contributing to an average humidity of 81%.

July Temperature in Grain Valley

In July, in Grain Valley, the average temperature is 26°C (80°F). Maximum temperatures can reach 37°C (98°F), while the minimum can drop to as low as 16°C (61°F). This makes it an ideal destination for travelers seeking warm weather and a pleasant climate.

July Weather in Grain Valley: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Grain Valley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grain Valley, July typically has an average temperature of 26°C (80°F), with highs reaching up to 37°C (98°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec313346546677797672574438
Data source: Temperature data for Grain Valley 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 Grain Valley

In Grain Valley in July, the precipitation amount is 127 mm (5.0 in), spread over a period of 10 days.

July Precipitation Trends in Grain Valley

The chart displays monthly precipitation patterns in Grain Valley, 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. In Grain Valley, July typically receives around 127 mm (5.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec58449991214101127117821144832
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Grain Valley

In Grain Valley in July, humidity is 81%. With an average temperature of 26°C (80°F), this humidity feels like a warm, enveloping blanket that clings to the skin, making outdoor activities feel more strenuous and requiring frequent breaks to stay refreshed and hydrated.

July Average Humidity in Grain Valley

This chart illustrates the average monthly humidity levels in Grain Valley, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Grain Valley is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%78%75%77%82%83%81%78%72%72%84%86%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Grain Valley

In Grain Valley in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Grain Valley.

Maximum UV Index Levels in Grain Valley for July

The chart shows the monthly maximum UV Index (UVI) for Grain Valley 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. In July, the maximum UV index in Grain Valley typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Grain Valley 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.

How July Weather in Grain Valley Compares to Other Months

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

This table compares monthly weather conditions in Grain Valley, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (31°F)58 mm (2.3 inches)80%moderate
February Weather0°C (33°F)44 mm (1.7 inches)78%moderate
March Weather8°C (47°F)99 mm (3.9 inches)75%high
April Weather12°C (54°F)91 mm (3.6 inches)77%very high
May Weather19°C (66°F)214 mm (8.4 inches)82%very high
June Weather25°C (77°F)101 mm (4.0 inches)83%extreme
July Weather26°C (80°F)127 mm (5.0 inches)81%extreme
August Weather25°C (77°F)117 mm (4.6 inches)78%very high
September Weather22°C (72°F)82 mm (3.2 inches)72%very high
October Weather14°C (57°F)114 mm (4.5 inches)72%high
November Weather7°C (44°F)48 mm (1.9 inches)84%moderate
December Weather3°C (38°F)32 mm (1.3 inches)86%moderate

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