ClimateForecastNovemberDecember >>

Pacifica (CA) Climate by Month

Temperatures in Pacifica experience a moderate degree of variance through the seasons. Days can be pleasant, while the cooler months tend to be mild. It receives a moderate amount of precipitation. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

The climate in Pacifica experiences moderate temperature changes, with mild shifts between seasons. On average, daytime temperatures range from a pleasant 22°C in September to a moderate 14°C in January. Nighttime temperatures can drop, with averages reaching 7°C in January.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Generally, Pacifica receives mid-range precipitation levels, with 644 mm annually. The seasons in Pacifica, bring significant changes in precipitation. The wettest month, December, receives high rainfall, with an average of 140 mm of precipitation. This rainfall is distributed across 13 rainy days. In contrast, the driest month, July, experiences much less rainfall, totaling 2.5 mm over 3 rainy days. These distinct seasonal differences provide diverse experiences throughout the year.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

In Pacifica, summer days are longer and more sunny, with daily sunshine hours peaking at 10.8 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 5.3 hours.

Monthly hours of sunshine

Data from: San Francisco, the United States of America (9 KM, 5 Miles).

Daily hours of sunshine

Data from: San Francisco, the United States of America (9 KM, 5 Miles).

Average water temperature

The mean water temperature over the year in Pacifica ranges from 12°C in January to 14°C in June.

Water temperature over the year

Data from: San Francisco, the United States of America (9 KM, 5 Miles).

The best time of year to visit Pacifica in the United States of America

During the months of August, September and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Does Pacifica have a dry season?
    Yes, the months of May, June, July, August and September are very dry.
  • Which is the warmest month in Pacifica?
    September has an average maximum temperature of 22°C and is the warmest month of the year.
  • Which is the coldest month in Pacifica?
    The coldest month is January with an average maximum temperature of 14°C.
  • Which is the wettest month in Pacifica?
    December tops the wettest month list with 140 mm of rainfall.
  • Which is the driest month in Pacifica?
    July is the driest month with 3 mm of precipitation.
  • Which is the sunniest month in Pacifica?
    May is the sunniest month with an average of 324 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Pacifica (CA)

    Sat   Nov 23
    14°C | 8°C
    SW 14 km/h
    1.6 mm
    partly cloudy and  chance of rain

    partly cloudy and chance of rain

    Sun   Nov 24
    15°C | 7°C
    S 22 km/h
    2.4 mm
    partly cloudy and  chance of rain

    partly cloudy and chance of rain

    Mon   Nov 25
    14°C | 10°C
    SE 14 km/h
    10 mm
    overcast and heavy rain

    overcast and heavy rain