February weather forecast
Hercules, CA

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Weather in February

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

Temperature

Hercules, California, commences February with an average high-temperature of a still mild 58.8°F (14.9°C), maintaining a close resemblance to the previous month. Throughout February, an average low-temperature of 44.2°F (6.8°C) is experienced in Hercules.

Humidity

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

Rainfall

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

Ocean temperature

In Hercules, the average seawater temperature in February is 52.9°F (11.6°C).
Note: Diving into 52.9°F (11.6°C) is practical below 50°F (10°C), given you're wearing protective swim gear; without it, expect a quick onset of cold shock and a struggle to breathe. Merely touching waters at 55.4°F (13°C) feels ice-cold.

Daylight

In February, the average length of the day in Hercules, California, is 10h and 49min.
On the first day of February, sunrise is at 7:13 am and sunset at 5:31 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 6:02 pm PST.

Sunshine

The average sunshine in February in Hercules is 6.2h.

UV index

The months with the lowest UV index in Hercules, California, are January, February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In February, the UV index of 3 transforms into the following advice:
Guard yourself - Precautionary measures against sun damage are advocated. Around midday, solar radiation is most harmful; hence, exposure should be limited. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

What is the average February temperature in Hercules?

February temperatures in Hercules, California, vary between a high-temperature of 58.8°F (14.9°C) and a low-temperature of 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%.

What is the rainiest month in Hercules?

The month with the most rainfall in Hercules is February, when the rain falls for 8.3 days and typically aggregates up to 2.76" (70mm) of precipitation.

How much does it rain in Hercules in February?

In Hercules, during February, the rain falls for 8.3 days and regularly aggregates up to 2.76" (70mm) of precipitation.

What is the water temperature in February in Hercules?

In February, the average ocean temperature in Hercules, California, is 52.9°F (11.6°C). Swimming in 52.9°F (11.6°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

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

The average day length in February in Hercules is 10h and 49min.

What time are sunrise and sunset in February in Hercules?

On the first day of February in Hercules, sunrise is at 7:13 am and sunset at 5:31 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 6:02 pm PST.

How many hours of sunshine does Hercules have in February?

The average sunshine duration in February is 6.2h.

When is the lowest UV index in Hercules?

The months with the lowest UV index in Hercules are January, February, November and December, with an average maximum UV index of 3.

What is the UV index reading in February in Hercules?

In Hercules, California, the average daily maximum UV index in February is 3. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

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"Hg

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

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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%).
The 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: 10h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in February: 6h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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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

The months with the highest UV index are April, May, June, July, August and September (UV index 5).
The 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

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).

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Hercules, California, USA

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