Rialto Weather in April

What's the weather like in Rialto (California) in April 2024?

The climate in Rialto during April can be summarized as mild and reasonably dry.

April is in the spring in Rialto and is typically the 6th coldest month of the year. Daytime maximum temperatures average around 23°C (74°F), whilst at night 8°C (46°F) is normal.

Rialto weather averages (imperial / metric)
Daytime temperature 23.2°C 73.7°F
Nightly temperature 7.9°C 46.1°F
Average temperature 15.5°C 59.9°F
Daily sunshine 10.6 hrs
Avg rainfall 31 mm 1.2 ins
Rainy days 3 days
Sea temperature 15°C 58.9°F
Humidity 57%
Windspeed 14.8kph 9 mph

On average April is the 6th wettest month of the year in Rialto with around 31mm 1.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.

On the flip side this corresponds to an average of 10.6 hours of sunshine per day.

April temperatures in Rialto

Rialto average temperature in April

April rainfall

Rialto average rain in April

April hourly sunshine

Rialto average rain in April

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 Rialto in April 2024.

Other monthly averages

Best places to visit in April

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Rialto weather stats

Rialto weather statistics
Hottest month: August 34.1°C 93.4°F
Driest month: July 1mm 0ins
Sunniest month: August 11.8hrs
Coldest month: January 18.5°C 65.3°F
Wettest month: January 78mm 3.1ins
Map showing location of Rialto (34.1064, -117.37032) Rialto map pin © Google

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