April weather forecast and climate
Hat Creek, CA

Weather in April

April is a moderate spring month in Hat Creek, California, with average temperature varying between 57.7°F (14.3°C) and 35.1°F (1.7°C).

Temperature

In April, the average high-temperature slightly increases, from a frosty 49.3°F (9.6°C) in March, to a moderate 57.7°F (14.3°C). In Hat Creek, the average low-temperature is 35.1°F (1.7°C).

Humidity

In April, the average relative humidity is 68%.

Rainfall

In April, the rain falls for 14.5 days. Throughout April, 1.97" (50mm) of precipitation is accumulated. In Hat Creek, during the entire year, the rain falls for 105 days and collects up to 24.69" (627mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In April, it is snowing for 2.8 days. Throughout April, 1.85" (47mm) of snow is accumulated. In Hat Creek, California, during the entire year, snow falls for 36.7 days, and aggregates up to 43.62" (1108mm) of snow.

Daylight

In Hat Creek, the average length of the day in April is 13.4h.

Sunshine

In Hat Creek, the average sunshine in April is 10.5h.

UV index

In Hat Creek, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to the UV radiation for the ordinary person.
Note: In April, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in April in Hat Creek?

In Hat Creek, in April, the average high-temperature is 57.7°F (14.3°C), and the average low-temperature is 35.1°F (1.7°C).

What is the average humidity in April in Hat Creek?

In April, the average relative humidity in Hat Creek, California, is 68%.

How much does it rain in Hat Creek in April?

In Hat Creek, during April, the rain falls for 14.5 days and regularly aggregates up to 1.97" (50mm) of precipitation.

How many days does it snow in April in Hat Creek?

In Hat Creek, during April, snow falls for 2.8 days and regularly aggregates up to 1.85" (47mm) of snow.

What is the average length of the day in April in Hat Creek?

The average length of the day in April in Hat Creek, California, is 13.4h.

How long on average sun shines in April in Hat Creek?

The average sunshine in April in Hat Creek is 10.5h.

What is the UV index reading in April in Hat Creek?

The average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV radiation.

Average temperature in April
Hat Creek, CA

Average temperature in April - Hat Creek, CA
  • Average high temperature in April: 57.7°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is December (43.3°F).

  • Average low temperature in April: 35.1°F

The month with the highest average low temperature is July (53.1°F).
The coldest month (with the lowest average low temperature) is December (27.9°F).

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Average pressure in April
Hat Creek, CA

Average pressure in April - Hat Creek, CA
  • Average pressure in April: 30.02"

The month with the highest atmospheric pressure is January (30.18").
Months with the lowest atmospheric pressure are June and August (29.92").

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Average wind speed in April
Hat Creek, CA

Average wind speed in April - Hat Creek, CA
  • Average wind speed in April: 5.7mph

The windiest month (with the highest average wind speed) is March (5.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in April
Hat Creek, CA

Average humidity in April - Hat Creek, CA
  • Average humidity in April: 68%

Months with the highest relative humidity are January and March (79%).
Months with the lowest relative humidity are July and August (40%).

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Average rainfall in April
Hat Creek, CA

Average rainfall in April - Hat Creek, CA
  • Average rainfall in April: 1.97"

The wettest month (with the highest rainfall) is March (4.45").
The driest month (with the least rainfall) is July (0.16").

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Average rainfall days in April
Hat Creek, CA

Average rainfall days in April - Hat Creek, CA
  • Average rainfall days in April: 14.5 days

The month with the highest number of rainy days is April (14.5 days).
The month with the least rainy days is August (2.3 days).

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Average snowfall in April
Hat Creek, CA

Average snowfall in April - Hat Creek, CA
  • Average snowfall in April: 1.85"

The month with the highest snowfall is March (10.43").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Hat Creek, CA

Average snowfall days in April - Hat Creek, CA
  • Average snowfall days in April: 2.8 days

The month with the highest number of snowfall days is March (8 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight in April /
Average sunshine in April
Hat Creek, CA

Average daylight in April / Average sunshine in April - Hat Creek, CA
  • Average daylight in April: 13.4h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in April: 10.5h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 5.7h).

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Average sunshine days in April
Hat Creek, CA

Average sunshine days in April - Hat Creek, CA
  • Average sunshine days in April: 12.8 days

The month with the most sunshine days is August (26 days).
The month with the least sunshine days is March (11.3 days).

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Average UV index in April
Hat Creek, CA

Average UV index in April - Hat Creek, CA
  • Average UV index in April: 3

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in April
Hat Creek, CA

Average cloud cover in April - Hat Creek, CA
  • Average cloud cover in April: 31

The month with the most cloud cover is March (Cloud cover 42).
Months with the least cloud cover are July and August (Cloud cover 6).

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Average visibility in April
Hat Creek, CA

Average visibility in April - Hat Creek, CA
  • Average visibility in April: 6mi

Months with the highest visibility are February, April, May, June, July, August, September, October and November (6mi).
Months with the lowest visibility are January, March and December (5mi).

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