February weather forecast and climate
Sunnyvale, CA

The perfect blue sky, trees, buildings, and cute water fountain all reflected in the calm pool of water with birds in Sunnyvale, California
The perfect blue sky, trees, buildings, and cute water fountain all reflected in the calm pool of water with birds in Sunnyvale, California

Weather in February

The last month of the winter, February, is another mild month in Sunnyvale, California, with average temperature ranging between min 44.2°F (6.8°C) and max 59.7°F (15.4°C).

Temperature

In February, the average high-temperature is essentially the same as in January - a still moderate 59.7°F (15.4°C). In February, the average low-temperature is 44.2°F (6.8°C).

Humidity

In Sunnyvale, the average relative humidity is 72%.

Rainfall

The wettest months in Sunnyvale are February and March, with an average 0.75" (19mm) of rainfall.

Daylight

In Sunnyvale, the average length of the day is 10.9h.

Sunshine

In February, the average sunshine in Sunnyvale, California, is 6.4h.

UV index

February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Sunnyvale. A UV Index value of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 3 transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.
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FAQ

What is the average humidity in February in Sunnyvale?

In February, the average relative humidity in Sunnyvale is 72%.

What is the rainiest month in Sunnyvale?

Months with the most rainfall in Sunnyvale are February and March, with an average 0.75" (19mm) of precipitation.

How many days does it rain in February in Sunnyvale?

In February, in Sunnyvale, California, the rain falls for 5.4 days. Throughout February, 0.75" (19mm) of precipitation is accumulated.

How many hours of daylight does Sunnyvale have in February?

The average length of the day in February in Sunnyvale is 10.9h.

How many hours of sunshine does Sunnyvale have in February?

In February, the average sunshine in Sunnyvale, California, is 6.4h.

What are the months with the lowest UV index in Sunnyvale?

Months with the lowest UV index in Sunnyvale, California, are February, November and December, with an average maximum UV index of 3.

What is the UV index intensity in February in Sunnyvale?

In February, the average daily maximum UV index in Sunnyvale is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV radiation.

Average temperature in February
Sunnyvale, CA

Average temperature in February - Sunnyvale, CA
  • Average high temperature in February: 59.7°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is December (56.8°F).

  • Average low temperature in February: 44.2°F

The month with the highest average low temperature is August (56.8°F).
The coldest months (with the lowest average low temperature) are February and December (44.2°F).

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Average pressure in February
Sunnyvale, CA

Average pressure in February - Sunnyvale, CA
  • Average pressure in February: 30.08"

The month with the highest atmospheric pressure is January (30.13").
Months with the lowest atmospheric pressure are June and September (29.92").

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Average wind speed in February
Sunnyvale, CA

Average wind speed in February - Sunnyvale, CA
  • Average wind speed in February: 5.7mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is September (4.6mph).

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Average humidity in February
Sunnyvale, CA

Average humidity in February - Sunnyvale, CA
  • Average humidity in February: 72%

The month with the highest relative humidity is March (73%).
Months with the lowest relative humidity are September and October (63%).

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Average rainfall in February
Sunnyvale, CA

Average rainfall in February - Sunnyvale, CA
  • Average rainfall in February: 0.75"

The wettest months (with the highest rainfall) are February and March (0.75").
The driest month (with the least rainfall) is July (0").

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Average rainfall days in February
Sunnyvale, CA

Average rainfall days in February - Sunnyvale, CA
  • Average rainfall days in February: 5.4 days

The month with the highest number of rainy days is March (9.6 days).
The month with the least rainy days is August (0.4 days).

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Average daylight in February /
Average sunshine in February
Sunnyvale, CA

Average daylight in February / Average sunshine in February - Sunnyvale, CA
  • Average daylight in February: 10.9h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in February: 6.4h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 5.9h).

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Average sunshine days in February
Sunnyvale, CA

Average sunshine days in February - Sunnyvale, CA
  • Average sunshine days in February: 21 days

The month with the most sunshine days is August (30.1 days).
The month with the least sunshine days is March (19.9 days).

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Average UV index in February
Sunnyvale, CA

Average UV index in February - Sunnyvale, CA
  • Average UV index in February: 3

The month with the highest UV index is June (UV index 6).
Months with the lowest UV index are February, November and December (UV index 3).

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Average cloud cover in February
Sunnyvale, CA

Average cloud cover in February - Sunnyvale, CA
  • Average cloud cover in February: 31

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 7).

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Average visibility in February
Sunnyvale, CA

Average visibility in February - Sunnyvale, 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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