April weather forecast
Fairfield, CA

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Weather in April

April is an agreeable spring month in Fairfield, California, with an average temperature fluctuating between 68.7°F (20.4°C) and 45.9°F (7.7°C).

Temperature

The onset of April brings a minor temperature shift, with the average high-temperature moving from a comfortable 62.8°F (17.1°C) in March to a pleasant 68.7°F (20.4°C). Throughout April, Fairfield braces for a considerable drop from daytime highs, with an average low-temperature of 45.9°F (7.7°C).

Humidity

In April, the average relative humidity in Fairfield is 68%.

Rainfall

In April, the rain falls for 7.9 days. Throughout April, 0.79" (20mm) of precipitation is accumulated. In Fairfield, during the entire year, the rain falls for 71.4 days and collects up to 12.13" (308mm) of precipitation.

Daylight

In April, the average length of the day is 13h and 13min.
On the first day of April, sunrise is at 6:51 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 7:59 pm PDT.

Sunshine

In April, the average sunshine in Fairfield, California, is 10.2h.

UV index

The average daily maximum UV index in April is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 5 in April leads to these recommendations:
Guard yourself - Avoiding sunburn is suggested. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
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Frequently asked questions

What are April temperatures in Fairfield?

The average high-temperature, in April, in Fairfield, is 68.7°F (20.4°C), while the average low-temperature is 45.9°F (7.7°C).

What is the average humidity in April in Fairfield?

The average relative humidity in April in Fairfield, California, is 68%.

How much does it rain in Fairfield in April?

In Fairfield, California, in April, it is raining for 7.9 days, with typically 0.79" (20mm) of accumulated precipitation.

What is the average length of the day in April in Fairfield?

In Fairfield, California, the average day length in April is 13h and 13min.

What time are sunrise and sunset in April in Fairfield?

On the first day of April in Fairfield, sunrise is at 6:51 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 7:59 pm PDT.

How many hours of sunshine does Fairfield have in April?

The average sunshine duration in April is 10.2h.

What is the UV index intensity in April in Fairfield?

In Fairfield, California, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Fairfield, CA

Average temperature in April - Fairfield, CA
  • Average high temperature in April: 68.7°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is December (54.9°F).

  • Average low temperature in April: 45.9°F

The month with the highest average low temperature is September (57.6°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

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Average pressure in April
Fairfield, CA

Average pressure in April - Fairfield, CA
  • Average pressure in April: 30.03"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).

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Average wind speed in April
Fairfield, CA

Average wind speed in April - Fairfield, CA
  • Average wind speed in April: 6.3mph

The windiest months (with the highest average wind speed) are May, June and July (7mph).
The calmest months (with the lowest average wind speed) are January and November (4.5mph).

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Average humidity in April
Fairfield, CA

Average humidity in April - Fairfield, CA
  • Average humidity in April: 68%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is September (52%).

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Average rainfall in April
Fairfield, CA

Average rainfall in April - Fairfield, CA
  • Average rainfall in April: 0.79"

The wettest month (with the highest rainfall) is February (2.4").
The driest month (with the least rainfall) is August (0").

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Average rainfall days in April
Fairfield, CA

Average rainfall days in April - Fairfield, CA
  • Average rainfall days in April: 7.9 days

The month with the highest number of rainy days is March (12.9 days).
The month with the least rainy days is August (0.7 days).

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Average daylight in April /
Average sunshine in April
Fairfield, CA

Average daylight in April / Average sunshine in April - Fairfield, CA
  • Average daylight in April: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in April: 10h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in April
Fairfield, CA

Average sunshine days in April - Fairfield, CA
  • Average sunshine days in April: 20.7 days

The month with the most sunshine days is August (30.2 days).
The month with the least sunshine days is March (17 days).

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Average UV index in April
Fairfield, CA

Average UV index in April - Fairfield, CA
  • Average UV index in April: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in April
Fairfield, CA

Average cloud cover in April - Fairfield, CA
  • Average cloud cover in April: 28

The months with the most cloud cover are March and December (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 5).

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Average visibility in April
Fairfield, CA

Average visibility in April - Fairfield, CA
  • Average visibility in April: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Fairfield, California, USA

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