April Weather in Fairfield, United States

Last updated: June 24, 2025

In April, the average temperature in Fairfield, United States hovers around 19°C (67°F), with a minimum dipping to 3°C (38°F) and a maximum peaking at 32°C (90°F). Expect 117 mm (4.6 in) of rainfall spread over 10 days, all while the air maintains an average humidity of 79%. Plan accordingly to enjoy the unique climate of this vibrant destination!

April Temperature in Fairfield

In April in Fairfield, the average temperature is 19°C (67°F), with maximums reaching 32°C (90°F) and minimums dropping as low as 3°C (38°F). This diverse temperature range makes it essential for travelers to pack layers to stay comfortable during their visit.

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

The chart illustrates April 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, April typically has an average temperature of 19°C (67°F), with highs reaching up to 32°C (90°F) and lows dropping to around 3°C (38°F).

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

April Precipitation in Fairfield

In Fairfield in April, the total precipitation amount is 117 mm (4.6 in) recorded over a span of 10 days.

April Precipitation Trends in Fairfield

The chart displays monthly precipitation patterns in Fairfield, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Fairfield, April typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 10 days.

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

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Millimeters (mm) Inches (in)

April Humidity in Fairfield

In Fairfield in April, humidity is 79%. With an average temperature of 19°C (67°F), this humidity feels like a warm, enveloping blanket that makes traveling a bit more challenging, as the air is thick and can leave you feeling sluggish during outdoor adventures.

April Average Humidity in Fairfield

This chart illustrates the average monthly humidity levels in Fairfield, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Fairfield is approximately 79%, offering insight into how humid the weather typically is during this month.

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

April UV Index in Fairfield

In Fairfield in April, 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 April

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

Data source: Fairfield April 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 April 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 April’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 April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	84 mm (3.3 inches)	79%	moderate
February Weather	11°C (52°F)	113 mm (4.5 inches)	80%	high
March Weather	17°C (62°F)	105 mm (4.1 inches)	78%	very high
April Weather	19°C (67°F)	117 mm (4.6 inches)	79%	extreme
May Weather	24°C (75°F)	171 mm (6.7 inches)	81%	extreme
June Weather	28°C (82°F)	82 mm (3.2 inches)	77%	extreme
July Weather	30°C (86°F)	65 mm (2.6 inches)	71%	extreme
August Weather	30°C (86°F)	86 mm (3.4 inches)	67%	extreme
September Weather	27°C (81°F)	100 mm (4.0 inches)	69%	very high
October Weather	21°C (70°F)	117 mm (4.6 inches)	73%	very high
November Weather	15°C (59°F)	69 mm (2.7 inches)	82%	high
December Weather	12°C (54°F)	92 mm (3.6 inches)	87%	moderate