February weather forecast and climate
Half Moon Bay, CA

A warm and sunny day on a scenic beach in Half Moon Bay, California
A warm and sunny day on a scenic beach in Half Moon Bay, California

Weather in February

February, the last month of the winter, in Half Moon Bay, is another mild month, with temperature in the range of an average low of 48.7°F (9.3°C) and an average high of 56.7°F (13.7°C).

Temperature

In February, the average high-temperature is relatively the same as in January - a still moderate 56.7°F (13.7°C). In Half Moon Bay, the average low-temperature is 48.7°F (9.3°C).

Humidity

In Half Moon Bay, the average relative humidity is 75%.

Rainfall

February is the month with the most rainfall. Rain falls for 7.5 days and accumulates 1.61" (41mm) of precipitation.

Daylight

In February, the average length of the day in Half Moon Bay is 10.8h.

Sunshine

In Half Moon Bay, the average sunshine in February is 6.3h.

UV index

January through May, July, October through December, with an average maximum UV index of 4, are months with the lowest UV index in Half Moon Bay, California. A UV Index value of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV radiation for ordinary individuals.
Note: In February, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against the 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in February in Half Moon Bay?

In Half Moon Bay, in February, the average high-temperature is 56.7°F (13.7°C), and the average low-temperature is 48.7°F (9.3°C).

What is the average humidity in February in Half Moon Bay?

In Half Moon Bay, California, the average relative humidity in February is 75%.

How many days does it rain in February in Half Moon Bay?

In February, in Half Moon Bay, California, the rain falls for 7.5 days. Throughout February, 1.61" (41mm) of precipitation is accumulated.

What is the wettest month in Half Moon Bay?

February is the month with the most rainfall in Half Moon Bay, California. Rain falls for 7.5 days and accumulates 1.61" (41mm) of precipitation.

How many hours of daylight does Half Moon Bay have in February?

In Half Moon Bay, the average length of the day in February is 10.8h.

How many hours of sunshine does Half Moon Bay have in February?

In February, the average sunshine is 6.3h.

When is the lowest UV index in Half Moon Bay?

Months with the lowest UV index in Half Moon Bay are January through May, July, October through December, with an average maximum UV index of 4.

What is the UV index intensity in February in Half Moon Bay?

In Half Moon Bay, the average daily maximum UV index in February is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV radiation.

Average temperature in February
Half Moon Bay, CA

Average temperature in February - Half Moon Bay, CA
  • Average high temperature in February: 56.7°F

The warmest month (with the highest average high temperature) is September (66.9°F).
The month with the lowest average high temperature is December (55.6°F).

  • Average low temperature in February: 48.7°F

The month with the highest average low temperature is September (56.7°F).
The coldest month (with the lowest average low temperature) is February (48.7°F).

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Average pressure in February
Half Moon Bay, CA

Average pressure in February - Half Moon Bay, CA
  • Average pressure in February: 30.08"

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

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Average wind speed in February
Half Moon Bay, CA

Average wind speed in February - Half Moon Bay, CA
  • Average wind speed in February: 9mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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Average humidity in February
Half Moon Bay, CA

Average humidity in February - Half Moon Bay, CA
  • Average humidity in February: 75%

The month with the highest relative humidity is August (82%).
Months with the lowest relative humidity are November and December (72%).

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Average rainfall in February
Half Moon Bay, CA

Average rainfall in February - Half Moon Bay, CA
  • Average rainfall in February: 1.61"

The wettest month (with the highest rainfall) is February (1.61").
The driest months (with the least rainfall) are June and July (0.12").

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Average rainfall days in February
Half Moon Bay, CA

Average rainfall days in February - Half Moon Bay, CA
  • Average rainfall days in February: 7.5 days

The month with the highest number of rainy days is March (10.8 days).
The month with the least rainy days is June (3 days).

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Average daylight in February /
Average sunshine in February
Half Moon Bay, CA

Average daylight in February / Average sunshine in February - Half Moon Bay, CA
  • Average daylight in February: 10.8h

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: 6.3h

The month with the most sunshine is July (Average sunshine: 11.4h).
The month with the least sunshine is December (Average sunshine: 5.7h).

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Average sunshine days in February
Half Moon Bay, CA

Average sunshine days in February - Half Moon Bay, CA
  • Average sunshine days in February: 19.5 days

The month with the most sunshine days is October (24.6 days).
Months with the least sunshine days are March and August (18.8 days).

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Average UV index in February
Half Moon Bay, CA

Average UV index in February - Half Moon Bay, CA
  • Average UV index in February: 4

Months with the highest UV index are June, August and September (UV index 5).
Months with the lowest UV index are January, February, March, April, May, July, October, November and December (UV index 4).

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Average cloud cover in February
Half Moon Bay, CA

Average cloud cover in February - Half Moon Bay, CA
  • Average cloud cover in February: 33

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is September (Cloud cover 18).

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Average visibility in February
Half Moon Bay, CA

Average visibility in February - Half Moon Bay, 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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