Oceanside
California, USA
Long-term weather forecast
Long-term weather forecast

March weather forecast and climate
Oceanside, CA

An evening panoramic view of people on the clean beach of Oceanside City in California, with buildings and palm trees with sun rays and a cloudy sky
An evening panoramic view of people on the clean beach of Oceanside City in California, with buildings and palm trees with sun rays and a cloudy sky
March, the first month of the spring, in Oceanside, is still a comfortable month, with average temperature fluctuating between 64.9°F (18.3°C) and 51.1°F (10.6°C).

Temperature

In Oceanside, the average high-temperature in March is almost the same as in February - a still comfortable 64.9°F (18.3°C). The average low-temperature, is 51.1°F (10.6°C).

Rainfall

Throughout March, 2.1" (53.6mm) of precipitation is accumulated. Throughout the year, 11.1" (282.7mm) of rain is accumulated.

Ocean temperature

In March, the average ocean temperature in Oceanside is 59°F (15°C).
Note: For swimming, a surface water temperature of 59°F (15°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

Daylight

In Oceanside, the average length of the day in March is 12h.

What is the temperature in March in Oceanside?

The average high-temperature, in March, in Oceanside, is 64.9°F (18.3°C), while the average low-temperature is 51.1°F (10.6°C).

How much does it rain in Oceanside in March?

During March, Oceanside regularly aggregates up to 2.1" (53.6mm) of precipitation.

What is the ocean temperature in March in Oceanside?

In March, the average ocean temperature in Oceanside is 59°F (15°C). For most, swimming in 59°F (15°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

How many hours of daylight does Oceanside have in March?

In March, the average length of the day in Oceanside, California, is 12h.
Average temperature in March - Oceanside, CA
  • Average high temperature in March: 64.9°F

The warmest month (with the highest average high temperature) is July (73.9°F).
Months with the lowest average high temperature are January, February and December (64°F).

  • Average low temperature in March: 51.1°F

The month with the highest average low temperature is July (64°F).
Coldest months (with the lowest average low temperature) are January and December (45°F).

Average rainfall in March - Oceanside, CA
  • Average rainfall in March: 2.1"

The wettest month (with the highest rainfall) is January (2.4").
The driest month (with the lowest rainfall) is July (0").

Average sea temperature in March - Oceanside, CA
  • Average sea temperature in March: 59.1°F

The best month for swimming (with the highest average sea temperature) is August (68°F).
Coldest months (with the lowest average sea temperature) are January and February (58.7°F).

Average daylight in March - Oceanside, CA
  • Average daylight in March: 12h

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