San Diego
California, USA
Long-term weather forecast
Long-term weather forecast

February weather forecast and climate
San Diego, CA

The view of Coronado Island in San Diego, California, from across a water body on a sidewalk, with a row of palm trees
The view of Coronado Island in San Diego, California, from across a water body on a sidewalk, with a row of palm trees
The last month of the winter, February, is another comfortable month in San Diego, California, with average temperature ranging between max 63.1°F (17.3°C) and min 51.8°F (11°C).

Temperature

The coldest month is February, with an average high-temperature of 63.1°F (17.3°C) and an average low-temperature of 51.8°F (11°C).

Humidity

In San Diego, California, the average relative humidity in February is 64%.

Rainfall

In San Diego, during February, the rain falls for 6.3 days and regularly aggregates up to 1.5" (38mm) of precipitation. In San Diego, California, during the entire year, the rain falls for 61.8 days and collects up to 8.7" (221mm) of precipitation.

Ocean temperature

The month with the coldest seawater is February, with an average ocean temperature of 58.6°F (14.8°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

The average length of the day in February is 11h.

Sunshine

In February, the average sunshine in San Diego is 6.9h.

UV index

Months with the lowest UV index are January through March, November and December, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 4 transform into the following instructions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the coldest month in San Diego?

With an average high-temperature of 63.1°F (17.3°C) and an average low-temperature of 51.8°F (11°C), February is the coldest month in San Diego.

What is the temperature in February in San Diego?

The average high-temperature, in February, in San Diego, is 63.1°F (17.3°C), while the average low-temperature is 51.8°F (11°C).

What is the average humidity in February in San Diego?

The average relative humidity in February in San Diego is 64%.

How many days does it rain in February in San Diego?

In San Diego, in February, it is raining for 6.3 days, with typically 1.5" (38mm) of accumulated precipitation.

What month is the ocean coldest in San Diego?

The month with the coldest seawater is February, with an average ocean temperature of 58.6°F (14.8°C).

How cold is the water in February in San Diego?

In San Diego, the average seawater temperature in February is 58.6°F (14.8°C). 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.

What is the average length of the day in February in San Diego?

In San Diego, the average length of the day in February is 11h.

How long on average sun shines in February in San Diego?

The average sunshine in February is 6.9h.

What are the months with the lowest UV index in San Diego?

Months with the lowest UV index in San Diego are January through March, November and December, with an average maximum UV index of 4.

What is the UV index reading in February in San Diego?

The average daily maximum UV index in February is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe exposure to the Sun's UV rays.
Average temperature in February - San Diego, CA
  • Average high temperature in February: 63.1°F

The warmest month (with the highest average high temperature) is August (77.4°F).
The month with the lowest average high temperature is February (63.1°F).

  • Average low temperature in February: 51.8°F

The month with the highest average low temperature is August (65.7°F).
The coldest month (with the lowest average low temperature) is February (51.8°F).

Average humidity in February - San Diego, CA
  • Average humidity in February: 64%

The month with the highest relative humidity is June (73%).
The month with the lowest relative humidity is November (59%).

Average rainfall in February - San Diego, CA
  • Average rainfall in February: 1.5"

The wettest month (with the highest rainfall) is December (1.65").
The driest month (with the lowest rainfall) is June (0.12").

Average rainfall days in February - San Diego, CA
  • Average rainfall days in February: 6.3 days

The month with the highest number of rainy days is March (7.6 days).
The month with the lowest number of rainy days is June (2.7 days).

Average sea temperature in February - San Diego, CA
  • Average sea temperature in February: 58.7°F

The best month for swimming (with the highest average sea temperature) is August (67.9°F).
The coldest month (with the lowest average sea temperature) is February (58.7°F).

Average daylight in February / Average sunshine in February - San Diego, CA
  • Average daylight in February: 11h

The month with the longest days is June (Average daylight: 14.3h).
The month with shortest days is December (Average daylight: 10h).

  • Average sunshine in February: 6.9h

Months with most sunshine are July and August (Average sunshine: 11.9h).
The month with least sunshine is December (Average sunshine: 6.7h).

Average UV index in February - San Diego, CA
  • Average UV index in February: 4

Months with the highest UV index are July, August and September (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 4).