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Dublin (CA) Weather and Climate: A Comprehensive Guide

The climate in Dublin is marked by big temperature swings throughout the year. Temperatures range from very warm during the warmest months to mild in the cooler months. It maintains fairly dry conditions year-round. Let’s explore the climate details in depth to provide you with a complete overview.

Average maximum day and minimum night temperature

In Dublin, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a very warm 31°C in July to a moderate 14°C in January.

Nighttime temperatures can drop, with average lows reaching 4°C in January. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Dublin's climate is marked by below-average rainfall, accumulating 467 mm of precipitation yearly. The seasons in Dublin, bring significant changes in precipitation. The wettest month, December, receives high rainfall, with an average of 102 mm of precipitation. This rainfall is distributed across 13 rainy days.

In contrast, the driest month, August, experiences much less rainfall, totaling 0 mm over 0 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Dublin Precipitation page.

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

Sunshine over the year

In Dublin, 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 per average day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: San Francisco, the United States of America (40 KM, 25 Miles).

Daily hours of sunshine

Data from: San Francisco, the United States of America (40 KM, 25 Miles).

Forecast for Dublin (CA)

Fri   Dec 27
17°C | 11°C
SW 5 m/s
1.7 mm
broken clouds and slight rain

broken clouds and slight rain

Sat   Dec 28
17°C | 10°C
SW 4 m/s
0.7 mm
broken clouds and  chance of slight rain

broken clouds and chance of slight rain

Sun   Dec 29
16°C | 7°C
SW 6 m/s
7.7 mm
partly cloudy and rain

partly cloudy and rain

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

During the months of April, May 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 Dublin have a dry season?
    Yes, the months of May, June, July, August and September are very dry.
  • Which is the warmest month in Dublin?
    July has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in Dublin?
    The coldest month is December with an average maximum temperature of 14°C.
  • Which is the wettest month in Dublin?
    December tops the wettest month list with 102 mm of rainfall.
  • Which is the driest month in Dublin?
    August is the driest month with 0 mm of precipitation.
  • Which is the sunniest month in Dublin?
    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.