Ramona (CA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Ramona.
Climate overview of Ramona
Temperatures in Ramona, California, United States of America, vary greatly throughout the year. August is the hottest month at 33°C (91°F), while December is the coldest at 18°C (64°F).
The city tends toward dry conditions, with around 340 mm (13 in) of rainfall per year. It does, however, have a distinct dry season from April to November, with very warm summers and pleasant winters. July is the sunniest month, averaging 10.1 hours of sunshine per day.
Ramona Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Ramona - and find the best time to visit.
Monthly Temperature in Ramona
The climate in Ramona is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a very warm 33°C (91°F) in August to a pleasant 18°C (64°F) in the coolest month, December.
Nights vary from 15°C (59°F) in August to around 3°C (37°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Ramona
Ramona has a relatively dry climate with low precipitation, averaging 340 mm (13 in) of rainfall annually. The climate in Ramona shows significant variation throughout the year. Expect moderate rainfall in December, the wettest month, with an average of 83 mm (3.3 in) of precipitation over 9 rainy days.
In contrast, the driest month June offers drier and sunnier days, with around 0.6 mm (0.02 in) of rainfall over 0 rainy days. For more details, please visit our Ramona 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 Ramona
Ramona offers a pleasant mix of sunny and slightly overcast days. The difference in sunshine hours between July (10.1 hours daily) and February (7.7 hours daily) provides a bit of variety for visitors and residents.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Ramona by Month
The relative humidity is high throughout the year in Ramona.
The city experiences its highest humidity in July, reaching 75%. In January, the humidity drops to its lowest level at 64%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Ramona
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, October and November
- Warmest weather: July, August and September
- Most sunshine: July and August
- Fewest rainy days: June, July, August and September
- Seasonal pattern: A distinct dry season from April to November, with very warm summers and pleasant winters
Frequently asked questions about the climate in Ramona
What is the best time to visit Ramona?
January, February, March, April, May, June, October and November typically offer the most optimal weather in Ramona. In contrast, August tends to have less optimal conditions. Ramona has a distinct dry season from April to November, with very warm summers and pleasant winters.
What temperatures can I expect in Ramona?
Daytime highs range from 18°C (64°F) in December to 33°C (91°F) in August. Nighttime lows range from 3°C (37°F) to 15°C (59°F). Temperatures vary considerably through the year.
How much rain does Ramona get?
Annual rainfall is around 340 mm (13 in). December is the wettest month with 83 mm (3.3 in), while June is the driest with 0.6 mm (0.02 in).
How sunny is Ramona?
Ramona receives around 3,069 hours of sunshine per year. July is the sunniest month with 304 hours, while February is the cloudiest with just 230 hours. Overall, Ramona enjoys abundant sunshine.
Ramona 3-Day Forecast
Ramona on the map
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