Diamond Bar Weather in May

What's the weather like in Diamond Bar (California) in May 2024?

The climate in Diamond Bar during May can be summarized as mild and very dry.

May is in the spring in Diamond Bar and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a comfortable 25°C (77°F), whilst at night 11°C (51°F) is normal.

Diamond Bar weather averages (imperial / metric)
Daytime temperature 24.7°C 76.5°F
Nightly temperature 10.7°C 51.3°F
Average temperature 17.7°C 63.9°F
Daily sunshine 10 hrs
Avg rainfall 9 mm 0.4 ins
Rainy days 1 days
Sea temperature 15.8°C 60.5°F
Humidity 61%
Windspeed 14.4kph 9 mph

On average May is the 4th driest month of the year in Diamond Bar with around 9mm 0.4 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 10 hours of sunshine per day.

May temperatures in Diamond Bar

Diamond Bar average temperature in May

May rainfall

Diamond Bar average rain in May

May hourly sunshine

Diamond Bar average rain in May

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Diamond Bar in May 2024.

Other monthly averages

Best places to visit in May

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Diamond Bar weather stats

Diamond Bar weather statistics
Hottest month: August 32.4°C 90.3°F
Driest month: July 1mm 0ins
Sunniest month: August 11.7hrs
Coldest month: December 18.1°C 64.6°F
Wettest month: February 90mm 3.5ins
Map showing location of Diamond Bar (34.02862, -117.81034) Diamond Bar map pin © Google

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