July Weather in Saint Jo, United States

Last updated: June 24, 2025

In July, the average temperature in Saint Jo, United States is a balmy 29°C (85°F), but be prepared for a range, with minimums dipping to 18°C (65°F) and maximums soaring up to 43°C (109°F). Expect a precipitation of approximately 36 mm (1.4 in) spread across 7 days, and feel the average humidity at a sultry 75%.

July Temperature in Saint Jo

In July in Saint Jo, the average temperature is 29°C (85°F), with maximums reaching 43°C (109°F) and minimums dropping as low as 18°C (65°F). Travelers should be prepared for hot days and cooler evenings, making light clothing and layers ideal for this time of year.

July Weather in Saint Jo: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Saint Jo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Jo, July typically has an average temperature of 29°C (85°F), with highs reaching up to 43°C (109°F) and lows dropping to around 18°C (65°F).

Data source: Temperature data for Saint Jo generated using information from the Copernicus Climate Change Service.

July Precipitation in Saint Jo

In Saint Jo in July, the total precipitation amount is 36 mm (1.4 in) over a span of 7 days.

July Precipitation Trends in Saint Jo

The chart displays monthly precipitation patterns in Saint Jo, 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 Saint Jo, July typically receives around 36 mm (1.4 inches) of precipitation spread over approximately 7 days.

Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

July Humidity in Saint Jo

In Saint Jo in July, humidity is 75%. With an average temperature of 29°C (85°F), this humidity feels like a thick blanket wrapping around you, making outdoor activities feel heavy and exhausting for traveling.

July Average Humidity in Saint Jo

This chart illustrates the average monthly humidity levels in Saint Jo, 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 Saint Jo is approximately 75%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Saint Jo

In Saint Jo 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 Saint Jo.

Maximum UV Index Levels in Saint Jo for July

The chart shows the monthly maximum UV Index (UVI) for Saint Jo 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 Saint Jo typically reaches 11, which falls under the extreme exposure category.

Data source: Saint Jo 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 Saint Jo Compares to Other Months

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

This table compares monthly weather conditions in Saint Jo, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (44°F)	47 mm (1.9 inches)	77%	moderate
February Weather	8°C (46°F)	72 mm (2.8 inches)	76%	high
March Weather	14°C (58°F)	87 mm (3.4 inches)	74%	very high
April Weather	17°C (64°F)	87 mm (3.4 inches)	75%	very high
May Weather	23°C (73°F)	119 mm (4.7 inches)	80%	extreme
June Weather	27°C (81°F)	79 mm (3.1 inches)	80%	extreme
July Weather	29°C (85°F)	36 mm (1.4 inches)	75%	extreme
August Weather	29°C (84°F)	77 mm (3.0 inches)	67%	extreme
September Weather	25°C (78°F)	90 mm (3.6 inches)	64%	very high
October Weather	19°C (66°F)	114 mm (4.5 inches)	70%	very high
November Weather	12°C (54°F)	44 mm (1.7 inches)	82%	high
December Weather	9°C (49°F)	51 mm (2.0 inches)	85%	moderate