February weather forecast
Foster City, CA

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Weather in February

February, the last month of the winter in Foster City, is another refreshing month, with an average temperature fluctuating between 47.1°F (8.4°C) and 57.7°F (14.3°C).

Temperature

Foster City notes an average high-temperature of a still moderate 57.7°F (14.3°C) in February, hardly diverging from January. During February, Foster City witnesses a consistent average low-temperature of 47.1°F (8.4°C).

Humidity

In February, the average relative humidity is 74%.

Rainfall

February is the month with the most rainfall. Rain falls for 3.2 days and accumulates 0.55" (14mm) of precipitation.

Daylight

The average length of the day in February is 10h and 50min.
On the first day of February, sunrise is at 7:12 am and sunset at 5:32 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 6:02 pm PST.

Sunshine

In February, the average sunshine is 6.3h.

UV index

The months with the lowest UV index are February and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In February, a regular UV index of 3 translates into these guidelines:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Foster City in February?

In February, the average high-temperature and low-temperature are 57.7°F (14.3°C) and 47.1°F (8.4°C) respectively.

What is the average humidity in February?

In Foster City, the average relative humidity in February is 74%.

What is the wettest month?

February is the month with the most rainfall. Rain falls for 3.2 days and accumulates 0.55" (14mm) of precipitation.

How much does it rain in February?

In Foster City, in February, it is raining for 3.2 days, with typically 0.55" (14mm) of accumulated precipitation.

How many hours of daylight does Foster City have in February?

In February, the average day length in Foster City is 10h and 50min.

What time are sunrise and sunset in February?

On the first day of February, sunrise is at 7:12 am and sunset at 5:32 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 6:02 pm PST.

How long on average sun shines in February?

In Foster City, the average sunshine duration in February is 6.3h.

What are the months with the lowest UV index?

February and December, with an average maximum UV index of 3, are months with the lowest UV index.

How high is the UV index in February?

In February, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in February
Foster City, CA

Average temperature in February - Foster City, CA
  • Average high temperature in February: 57.7°F

The warmest months (with the highest average high temperature) are August and September (71.2°F).
The month with the lowest average high temperature is December (55.8°F).

  • Average low temperature in February: 47.1°F

The month with the highest average low temperature is September (56.7°F).
The coldest month (with the lowest average low temperature) is January (46.9°F).

Average pressure in February
Foster City, CA

Average pressure in February - Foster City, CA
  • Average pressure in February: 30.08"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.92"Hg).

Average wind speed in February
Foster City, CA

Average wind speed in February - Foster City, CA
  • Average wind speed in February: 7.4mph

The windiest month (with the highest average wind speed) is April (8mph).
The calmest months (with the lowest average wind speed) are August, September and October (5.9mph).

Average humidity in February
Foster City, CA

Average humidity in February - Foster City, CA
  • Average humidity in February: 74%

The months with the highest relative humidity are March and August (76%).
The months with the lowest relative humidity are October and November (70%).

Average rainfall in February
Foster City, CA

Average rainfall in February - Foster City, CA
  • Average rainfall in February: 0.55"

The wettest month (with the highest rainfall) is February (0.55").
The driest months (with the least rainfall) are June, July and August (0").

Average rainfall days in February
Foster City, CA

Average rainfall days in February - Foster City, CA
  • Average rainfall days in February: 3.2 days

The month with the highest number of rainy days is March (6.8 days).
The month with the least rainy days is July (0.3 days).

Average daylight in February /
Average sunshine in February
Foster City, CA

Average daylight in February / Average sunshine in February - Foster City, CA
  • Average daylight in February: 10h and 5min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in February: 6h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

Average sunshine days in February
Foster City, CA

Average sunshine days in February - Foster City, CA
  • Average sunshine days in February: 23.3 days

The month with the most sunshine days is July (30.4 days).
The month with the least sunshine days is February (23.3 days).

Average UV index in February
Foster City, CA

Average UV index in February - Foster City, CA
  • Average UV index in February: 3

The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are February and December (UV index 3).

Average cloud cover in February
Foster City, CA

Average cloud cover in February - Foster City, CA
  • Average cloud cover in February: 32

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 11).

Average visibility in February
Foster City, CA

Average visibility in February - Foster City, CA
  • Average visibility in February: 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).

Foster City, California, USA

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