Hawthorne (CA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Hawthorne.
Climate overview of Hawthorne
Temperatures in Hawthorne, California, United States of America, shift moderately through the seasons. The warmest month is September at 26°C (79°F), and the coolest is December at 19°C (66°F).
The city has an arid climate, receiving only 224 mm (8.8 in) of rainfall per year. Sunshine peaks in July, when the city sees around 12.1 hours of sunshine per day.
Hawthorne Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Hawthorne - and find the best time to visit.
Monthly Temperature in Hawthorne
The climate in Hawthorne experiences moderate temperature changes, with mild shifts between seasons. On average, daytime temperatures range from a comfortable 26°C (79°F) in September to a pleasant 19°C (66°F) in December.
Nighttime temperatures range from 18°C (64°F) in September to 9°C (48°F) in December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Hawthorne
Hawthorne is known for its low rainfall, with yearly precipitation amounts around 224 mm (8.8 in). The seasons in Hawthorne bring significant changes in precipitation. The wettest month, December, receives moderate rainfall, with an average of 61 mm (2.4 in) of precipitation. This rainfall is distributed across 8 rainy days.
In contrast, the driest month, August, experiences much less rainfall, totaling 0.2 mm (0.01 in) over 0 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Hawthorne 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 Hawthorne
In Hawthorne, summer days are longer and more sunny, with daily sunshine hours peaking at 12.1 hours in July. As the darker season arrives, the brightness of the sun becomes less. November sees a soft sun for only 7.2 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in Hawthorne
The mean water temperature over the year ranges from 14°C (57°F) in January to 18°C (64°F) in August.
Water temperature over the year
Humidity in Hawthorne by Month
The relative humidity is high throughout the year in Hawthorne.
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
Wind Speed in Hawthorne
The mean wind speed over the year ranges from 3 m/s (6 knots) in January, February, September, October, November and December to 4 m/s (8 knots) in March, April, May, June, July and August. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Hawthorne
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, September and October
- Most sunshine: July and August
- Fewer rainy days: May, June, July, August and September
- Warmest water temperature: July, August, September and October, although the water may still feel cool.
- Seasonal pattern: A distinct dry season from February to November
Frequently asked questions about the climate in Hawthorne
What is the best time to visit Hawthorne?
January, February, March, April, May, June, July, August, September, October and November typically offer the most optimal weather in Hawthorne. In contrast, December tends to have less optimal conditions. Hawthorne has a distinct dry season from February to November.
What temperatures can I expect in Hawthorne?
Daytime highs range from 19°C (66°F) in December to 26°C (79°F) in September. Nighttime lows range from 9°C (48°F) to 18°C (64°F).
How much rain does Hawthorne get?
Annual rainfall is around 224 mm (8.8 in). December is the wettest month with 61 mm (2.4 in), while August is the driest with 0.2 mm (0.01 in).
How sunny is Hawthorne?
Hawthorne 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, Hawthorne enjoys abundant sunshine.
Hawthorne 3-Day Forecast
Hawthorne on the map
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Popular this month
Where to go in August - average daytime high across popular destinations.
Kissimmee
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24°C (75°F) San Francisco22°C (72°F) 
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