February weather forecast and climate
Grass Valley, CA

Weather in February

February, the last month of the winter, in Grass Valley, is also a fresh month, with temperature in the range of an average high of 54.5°F (12.5°C) and an average low of 37.8°F (3.2°C).

Temperature

In February, the average high-temperature is almost the same as in January - a still cool 54.5°F (12.5°C). In Grass Valley, the average low-temperature is 37.8°F (3.2°C).

Humidity

The average relative humidity in Grass Valley is 70%.

Rainfall

In February, in Grass Valley, the rain falls for 9.8 days. Throughout February, 6.1" (155mm) of precipitation is accumulated. Throughout the year, there are 82 rainfall days, and 33.11" (841mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Grass Valley are January through May, November and December. February is the month with the most snowfall. Snow falls for 2.2 days and accumulates 6.42" (163mm) of snow.

Daylight

In February, the average length of the day in Grass Valley is 10.8h.

Sunshine

In February, the average sunshine in Grass Valley is 5.9h.

UV index

In Grass Valley, the average daily maximum UV index in February is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV radiation for the ordinary person.
Note: In February, the average maximum UV index of 3 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. 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 February in Grass Valley?

In February, the average high-temperature is 54.5°F (12.5°C), and the average low-temperature is 37.8°F (3.2°C).

What is the average humidity in February in Grass Valley?

In Grass Valley, the average relative humidity in February is 70%.

How many days does it rain in February in Grass Valley?

In Grass Valley, in February, it is raining for 9.8 days, with typically 6.1" (155mm) of accumulated precipitation.

How many days does it snow in February in Grass Valley?

In Grass Valley, during February, snow falls for 2.2 days and regularly aggregates up to 6.42" (163mm) of snow.

What is the snowiest month in Grass Valley?

February is the month with the most snowfall in Grass Valley. Snow falls for 2.2 days and accumulates 6.42" (163mm) of snow.

How many hours of daylight does Grass Valley have in February?

In Grass Valley, California, the average length of the day in February is 10.8h.

How many hours of sunshine does Grass Valley have in February?

In Grass Valley, the average sunshine in February is 5.9h.

How high is the UV index in February in Grass Valley?

The average daily maximum UV index in February in Grass Valley is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in February
Grass Valley, CA

Average temperature in February - Grass Valley, CA
  • Average high temperature in February: 54.5°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is December (51.3°F).

  • Average low temperature in February: 37.8°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is December (37.2°F).

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Average pressure in February
Grass Valley, CA

Average pressure in February - Grass Valley, CA
  • Average pressure in February: 30.09"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.9").

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Average wind speed in February
Grass Valley, CA

Average wind speed in February - Grass Valley, CA
  • Average wind speed in February: 6mph

The windiest month (with the highest average wind speed) is February (6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in February
Grass Valley, CA

Average humidity in February - Grass Valley, CA
  • Average humidity in February: 70%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is July (37%).

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Average rainfall in February
Grass Valley, CA

Average rainfall in February - Grass Valley, CA
  • Average rainfall in February: 6.1"

The wettest month (with the highest rainfall) is March (6.57").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in February
Grass Valley, CA

Average rainfall days in February - Grass Valley, CA
  • Average rainfall days in February: 9.8 days

The month with the highest number of rainy days is March (15.1 days).
The month with the least rainy days is July (1.1 days).

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Average snowfall in February
Grass Valley, CA

Average snowfall in February - Grass Valley, CA
  • Average snowfall in February: 6.42"

The month with the highest snowfall is February (6.42").
Months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in February
Grass Valley, CA

Average snowfall days in February - Grass Valley, CA
  • Average snowfall days in February: 2.2 days

The month with the highest number of snowfall days is March (2.4 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in February /
Average sunshine in February
Grass Valley, CA

Average daylight in February / Average sunshine in February - Grass Valley, CA
  • Average daylight in February: 10.8h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in February: 5.9h

The month with the most sunshine is July (Average sunshine: 12.2h).
The month with the least sunshine is January (Average sunshine: 5.7h).

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Average sunshine days in February
Grass Valley, CA

Average sunshine days in February - Grass Valley, CA
  • Average sunshine days in February: 17.3 days

The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is March (14.8 days).

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Average UV index in February
Grass Valley, CA

Average UV index in February - Grass Valley, CA
  • Average UV index in February: 3

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is November (UV index 2).

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Average cloud cover in February
Grass Valley, CA

Average cloud cover in February - Grass Valley, CA
  • Average cloud cover in February: 35

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in February
Grass Valley, CA

Average visibility in February - Grass Valley, CA
  • Average visibility in February: 6mi

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

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