July Weather in Fairfield, United States

Last updated: June 24, 2025

In July, the average temperature in Fairfield, United States is a pleasant 23°C (74°F). Expect a range that can dip as low as 4°C (40°F) and peak at a scorching 36°C (97°F). With just 4 mm (0.1 in) of precipitation spread over 0 days, humidity hovers around 53%, ensuring a comfortable atmosphere for your adventures!

July Temperature in Fairfield

In July in Fairfield, the average temperature is 23°C (74°F). The maximum can reach 36°C (97°F) and the minimum can be as low as 4°C (40°F). Be sure to pack for a range of temperatures to enjoy your travels comfortably!

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

The chart illustrates July temperature patterns in Fairfield, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fairfield, July typically has an average temperature of 23°C (74°F), with highs reaching up to 36°C (97°F) and lows dropping to around 4°C (40°F).

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

July Precipitation in Fairfield

In Fairfield in July, the precipitation amount is 4 mm (0.1 in) recorded over a span of 0 days.

July Precipitation Trends in Fairfield

The chart displays monthly precipitation patterns in Fairfield, 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 Fairfield, July typically receives around 4 mm (0.1 inches) of precipitation spread over approximately 0 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 Fairfield

In Fairfield in July, humidity is 53%. With an average temperature of 23°C (74°F), this humidity feels like a warm embrace, making it comfortable for exploring the sights while still requiring occasional breaks in the shade to stay refreshed.

July Average Humidity in Fairfield

This chart illustrates the average monthly humidity levels in Fairfield, 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 Fairfield is approximately 53%, 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 Fairfield

In Fairfield 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 Fairfield.

Maximum UV Index Levels in Fairfield for July

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

Data source: Fairfield 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 Fairfield Compares to Other Months

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

This table compares monthly weather conditions in Fairfield, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (24°F)	62 mm (2.5 inches)	91%	moderate
February Weather	-3°C (27°F)	75 mm (3.0 inches)	92%	moderate
March Weather	2°C (36°F)	54 mm (2.1 inches)	85%	high
April Weather	6°C (43°F)	35 mm (1.4 inches)	76%	very high
May Weather	11°C (53°F)	48 mm (1.9 inches)	66%	very high
June Weather	18°C (64°F)	17 mm (0.7 inches)	62%	extreme
July Weather	23°C (74°F)	4 mm (0.1 inches)	53%	extreme
August Weather	22°C (71°F)	15 mm (0.6 inches)	42%	very high
September Weather	16°C (61°F)	18 mm (0.7 inches)	46%	very high
October Weather	7°C (45°F)	34 mm (1.3 inches)	64%	high
November Weather	1°C (35°F)	48 mm (1.9 inches)	83%	moderate
December Weather	-4°C (24°F)	48 mm (1.9 inches)	87%	moderate