Walla Walla Weather in May
What's the weather like in Walla Walla (Washington) in May 2024?
The climate in Walla Walla during May can be summarized as mild and reasonably dry.
May is in the spring in Walla Walla and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 22°C (72°F), whilst at night 9°C (47°F) is normal.
| Daytime temperature | 22.1°C 71.7°F |
|---|---|
| Nightly temperature | 8.6°C 47.4°F |
| Average temperature | 15.3°C 59.5°F |
| Daily sunshine | 10 hrs |
| Avg rainfall | 38 mm 1.5 ins |
| Rainy days | 7 days |
| Sea temperature | 9.4°C 48.9°F |
| Humidity | 53% |
| Windspeed | 15.1kph 9 mph |
On average May is the 6th wettest month of the year in Walla Walla 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 10 hours of sunshine per day.
May temperatures in Walla Walla
May rainfall
May hourly sunshine
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 Walla Walla in May 2024.
Other monthly averages
Walla Walla weather stats
| Hottest month: | July | 31.2°C 88.2°F |
|---|---|---|
| Driest month: | July | 12mm 0.5ins |
| Sunniest month: | July | 13.4hrs |
| Coldest month: | January | 4.8°C 40.6°F |
| Wettest month: | November | 57mm 2.2ins |
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