Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
San Leandro (CA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit San Leandro.
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Climate overview of San Leandro
San Leandro, California, United States of America, has a moderate seasonal temperature range, with September reaching 24°C (75°F) and December cooling to 14°C (57°F).
Rainfall is modest, totalling around 490 mm (19 in) annually. The city experiences a distinct dry season from May to October, with warm summers and mild winters. December tends to be the wettest month. The sunniest month is May, with 10.8 hours of sunshine per day on average.
San Leandro Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in San Leandro - and find the best time to visit.
Monthly Temperature in San Leandro
The climate in San Leandro experiences moderate temperature changes, with mild shifts between seasons. Average maximum daytime temperatures range from a comfortable 24°C (75°F) in September, the warmest time of the year, to a moderate 14°C (57°F) during cooler months like December.
At night, you can expect temperatures ranging from 13°C (55°F) in September to around 5°C (41°F) during December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in San Leandro
San Leandro tends toward drier weather patterns, receiving approximately 490 mm (19 in) of rain per year. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, December it receives high rainfall, averaging 110 mm (4.3 in) of precipitation, recorded across 14 rainy days. In contrast, the driest month August brings less rainfall, with 0.1 mm (0 in) over 0 rainy days. For more details, please visit our San Leandro 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 San Leandro
Seasonal changes in sunshine hours are quite dramatic in San Leandro. While May receives considerable daily sunshine with up to 10.8 hours, December marks the darkest time of the year, where sunshine is scarce with only 5.3 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: San Francisco, the United States of America (23 KM, 14 Miles).
Daily hours of sunshine
Data from: San Francisco, the United States of America (23 KM, 14 Miles).
Daily percentage of sunshine
Data from: San Francisco, the United States of America (23 KM, 14 Miles).
Water Temperature in San Leandro
The mean water temperature over the year ranges from 12°C (54°F) in January to 14°C (57°F) in June.
Water temperature over the year
Data from: San Francisco, the United States of America (23 KM, 14 Miles).
Humidity in San Leandro by Month
The relative humidity is high throughout the year in San Leandro.
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 (23 KM, 14 Miles).
Wind Speed in San Leandro
The mean wind speed over the year ranges from 3 m/s (6 knots) in January, November and December to 7 m/s (14 knots) in June and July. What does this mean?
The mean monthly wind speed over the year (meters per second)
Data from: San Francisco, the United States of America (23 KM, 14 Miles).
Best Time to Visit San Leandro
The most comfortable overall weather for exploring San Leandro is usually found in May, June, July, August, September and October. Conditions are generally 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
very good
May
excellent
Jun
excellent
Jul
excellent
Aug
excellent
Sep
excellent
Oct
excellent
Nov
very good
Dec
mixed
- Best overall: May, June, July, August, September and October
- Warmest weather: June, 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 warm summers and mild winters
Frequently asked questions about the climate in San Leandro
What is the best time to visit San Leandro?
May, June, July, August, September and October typically offer the most optimal weather in San Leandro. In contrast, December tends to have less optimal conditions. San Leandro has a distinct dry season from May to October, with warm summers and mild winters.
What temperatures can I expect in San Leandro?
Daytime highs range from 14°C (57°F) in December to 24°C (75°F) in September. Nighttime lows range from 5°C (41°F) to 13°C (55°F).
How much rain does San Leandro get?
Annual rainfall is around 490 mm (19 in). December is the wettest month with 110 mm (4.3 in), while August is the driest with 0.1 mm (0 in).
How sunny is San Leandro?
San Leandro 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, San Leandro enjoys abundant sunshine.
San Leandro 3-Day Forecast
San Leandro on the map
San Leandro is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
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