February weather forecast and climate
Hercules, CA

Weather in February

The last month of the winter, February, is another mild month in Hercules, California, with average temperature varying between 44.2°F (6.8°C) and 58.8°F (14.9°C).

Temperature

In Hercules, the average high-temperature is relatively the same as in January - a still moderate 58.8°F (14.9°C). In February, the average low-temperature is 44.2°F (6.8°C).

Humidity

The average relative humidity in Hercules is 73%.

Rainfall

February is the month with the most rainfall in Hercules. Rain falls for 8.3 days and accumulates 2.76" (70mm) of precipitation.

Ocean temperature

In Hercules, the average water temperature is 52.9°F (11.6°C).
Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

Daylight

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

Sunshine

In Hercules, California, the average sunshine in February is 6.2h.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Hercules. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to the UV radiation for the average person.
Note: The average daily UV index of 3 in February transform into the following instructions:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 Hercules?

In Hercules, California, in February, the average high-temperature is 58.8°F (14.9°C), and the average low-temperature is 44.2°F (6.8°C).

What is the average humidity in February in Hercules?

In Hercules, California, the average relative humidity in February is 73%.

How much does it rain in Hercules in February?

In February, in Hercules, California, the rain falls for 8.3 days. Throughout February, 2.76" (70mm) of precipitation is accumulated.

What is the rainiest month in Hercules?

February is the month with the most rainfall in Hercules, California. Rain falls for 8.3 days and accumulates 2.76" (70mm) of precipitation.

What is the water temperature in February in Hercules?

In Hercules, in February, the average water temperature is 52.9°F (11.6°C). Swimming in 52.9°F (11.6°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the average length of the day in February in Hercules?

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

How long on average sun shines in February in Hercules?

The average sunshine in February in Hercules is 6.2h.

When is the lowest UV index in Hercules?

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

How high is the UV index in February in Hercules?

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

Average temperature in February
Hercules, CA

Average temperature in February - Hercules, CA
  • Average high temperature in February: 58.8°F

The warmest month (with the highest average high temperature) is September (77.5°F).
The month with the lowest average high temperature is December (55.4°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 January and December (43.9°F).

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Average pressure in February
Hercules, CA

Average pressure in February - Hercules, 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, August and September (29.92").

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Average wind speed in February
Hercules, CA

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

The windiest month (with the highest average wind speed) is May (7.5mph).
The calmest month (with the lowest average wind speed) is November (4.8mph).

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Average humidity in February
Hercules, CA

Average humidity in February - Hercules, CA
  • Average humidity in February: 73%

The month with the highest relative humidity is March (74%).
Months with the lowest relative humidity are September and October (63%).

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Average rainfall in February
Hercules, CA

Average rainfall in February - Hercules, CA
  • Average rainfall in February: 2.76"

The wettest month (with the highest rainfall) is February (2.76").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in February
Hercules, CA

Average rainfall days in February - Hercules, CA
  • Average rainfall days in February: 8.3 days

The month with the highest number of rainy days is March (12.6 days).
The month with the least rainy days is August (1.1 days).

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Average sea temperature in February
Hercules, CA

Average sea temperature in February - Hercules, CA
  • Average sea temperature in February: 52.9°F

The best month for swimming (with the highest average sea temperature) is September (57°F).
The coldest month (with the lowest average sea temperature) is April (52.6°F).

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

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

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in February: 6.2h

The month with the most sunshine is July (Average sunshine: 11.9h).
The month with the least sunshine is December (Average sunshine: 5.7h).

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Average sunshine days in February
Hercules, CA

Average sunshine days in February - Hercules, CA
  • Average sunshine days in February: 19 days

The month with the most sunshine days is August (27.3 days).
The month with the least sunshine days is March (16.4 days).

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Average UV index in February
Hercules, CA

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

Months with the highest UV index are April, May, June, July, August and September (UV index 5).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in February
Hercules, CA

Average cloud cover in February - Hercules, CA
  • Average cloud cover in February: 32

The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 12).

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Average visibility in February
Hercules, CA

Average visibility in February - Hercules, 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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