Dunsmuir Weather in May

What's the weather like in Dunsmuir (California) in May 2026?

The climate in Dunsmuir during May can be summarized as mild and reasonably dry.

May is in the spring in Dunsmuir and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a cool 19°C (67°F), whilst at night 3°C (37°F) is normal.

Dunsmuir weather averages (imperial / metric)
Daytime temperature 19.4°C 66.9°F
Nightly temperature 3°C 37.4°F
Average temperature 11.2°C 52.2°F
Daily sunshine 11.7 hrs
Avg rainfall 38 mm 1.5 ins
Rainy days 7 days
Sea temperature 11.2°C 52.1°F
Humidity 58%
Windspeed 13.3kph 8 mph

On average May is the 5th driest month of the year in Dunsmuir with around 38mm 1.5 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.

On the flip side this corresponds to an average of 11.7 hours of sunshine per day.

May temperatures in Dunsmuir

Dunsmuir average temperature in May

May rainfall

Dunsmuir average rain in May

May hourly sunshine

Dunsmuir 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 Dunsmuir in May 2025.