Long Beach (CA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Long Beach.
Climate overview of Long Beach
Long Beach, California, United States of America, has a moderate seasonal temperature range, with September reaching 28°C (82°F) and December cooling to 19°C (66°F).
Rainfall is extremely rare, with only 218 mm (8.6 in) falling across the entire year. The most sunshine falls in July, with an average of 12.1 hours of daily sunshine.
Long Beach Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Long Beach - and find the best time to visit.
Monthly Temperature in Long Beach
The climate in Long Beach experiences moderate temperature changes, with mild shifts between seasons. Average maximum daytime temperatures range from a comfortable 28°C (82°F) in September, the warmest time of the year, to a pleasant 19°C (66°F) during cooler months like December.
At night, you can expect temperatures ranging from 18°C (64°F) in September to around 9°C (48°F) during December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Long Beach
Long Beach experiences desert-like conditions in terms of precipitation with almost no rainfall, generally receiving 218 mm (8.6 in) annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, December it receives moderate rainfall, averaging 63 mm (2.5 in) of precipitation, recorded across 8 rainy days. In contrast, the driest month June brings less rainfall, with 0.2 mm (0.01 in) over 0 rainy days. For more details, please visit our Long Beach 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 Long Beach
Seasonal changes in sunshine hours are quite dramatic in Long Beach. While July receives considerable daily sunshine with up to 12.1 hours, November marks the darkest time of the year, where sunshine is scarce with only 7.2 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Long Beach by Month
The relative humidity is high throughout the year in Long Beach.
The city experiences its highest humidity in May, reaching 73%. In November, the humidity drops to its lowest level at 50%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Long Beach
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: January, February, March, April, May, June, July, August, September, October and November
- Warmest weather: July, August and September
- Most sunshine: July and August
- Fewer rainy days: May, June, July, August and September
- Seasonal pattern: A distinct dry season from February to November
Frequently asked questions about the climate in Long Beach
What is the best time to visit Long Beach?
January, February, March, April, May, June, July, August, September, October and November typically offer the most optimal weather in Long Beach. In contrast, December tends to have less optimal conditions. Long Beach has a distinct dry season from February to November.
What temperatures can I expect in Long Beach?
Daytime highs range from 19°C (66°F) in December to 28°C (82°F) in September. Nighttime lows range from 9°C (48°F) to 18°C (64°F).
How much rain does Long Beach get?
Annual rainfall is around 218 mm (8.6 in). December is the wettest month with 63 mm (2.5 in), while June is the driest with 0.2 mm (0.01 in).
How sunny is Long Beach?
Long Beach receives around 3,257 hours of sunshine per year. July is the sunniest month with 364 hours, while November is the cloudiest with just 217 hours. Overall, Long Beach enjoys abundant sunshine.
Long Beach 3-Day Forecast
Long Beach (CA) 3-Day Forecast
Long Beach on the map
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