Yosemite National Park is definitely worth a visit
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Dublin (CA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Dublin.
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Climate overview of Dublin
The climate in Dublin, California, United States of America, is marked by large temperature swings across the seasons, ranging from 31°C (88°F) in July to 14°C (57°F) in December.
The city has a relatively dry climate, receiving around 467 mm (18 in) of rainfall per year. It does experience a distinct dry season from May to October, with very warm summers and mild winters. December is the wettest month and August the driest. Sunshine peaks in May, when the city sees around 10.8 hours of sunshine per day.
Dublin Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Dublin - and find the best time to visit.
Monthly Temperature in Dublin
In Dublin, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a very warm 31°C (88°F) in July to a moderate 14°C (57°F) in December.
Nighttime temperatures range from 14°C (57°F) in July to 4°C (39°F) in December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Dublin
Dublin's climate is marked by below-average rainfall, accumulating 467 mm (18 in) 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 (4 in) of precipitation. This rainfall is distributed across 13 rainy days.
In contrast, the driest month, August, experiences much less rainfall, totaling 0 mm (0 in) 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
The average number of days each month with precipitation
Sunshine Hours in Dublin
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).
Daily percentage of sunshine
Data from: San Francisco, the United States of America (40 KM, 25 Miles).
Humidity in Dublin by Month
The relative humidity is high throughout the year in Dublin.
The city experiences its highest humidity in January, reaching 80%. In June, the humidity drops to its lowest level at 71%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: San Francisco, the United States of America (40 KM, 25 Miles).
Best Time to Visit Dublin
Conditions in Dublin are generally most comfortable in April, May, June and October. They are typically least comfortable in December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
good
Feb
good
Mar
very good
Apr
excellent
May
excellent
Jun
excellent
Jul
very good
Aug
very good
Sep
very good
Oct
excellent
Nov
very good
Dec
mixed
- Best overall: April, May, June and October
- Warmest weather: July, August and September
- Most sunshine: April, May, June and July
- Fewest rainy days: June, July, August and September
- Wettest months: January, February, March, April, November and December, when rainfall is highest.
- Seasonal pattern: A distinct dry season from May to October, with very warm summers and mild winters
Frequently asked questions about the climate in Dublin
What is the best time to visit Dublin?
April, May, June and October typically offer the most optimal weather in Dublin. In contrast, December tends to have less optimal conditions. Dublin has a distinct dry season from May to October, with very warm summers and mild winters.
What temperatures can I expect in Dublin?
Daytime highs range from 14°C (57°F) in December to 31°C (88°F) in July. Nighttime lows range from 4°C (39°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Dublin get?
Annual rainfall is around 467 mm (18 in). December is the wettest month with 102 mm (4 in), while August is the driest with 0 mm (0 in).
How sunny is Dublin?
Dublin receives around 3,058 hours of sunshine per year. May is the sunniest month with 324 hours, while December is the cloudiest with just 160 hours. Overall, Dublin enjoys abundant sunshine.
Dublin 3-Day Forecast
Dublin on the map
Dublin is highlighted - select any city to see its climate.
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Where to go in October - average daytime high across popular destinations.
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