Keyser Weather in May

The climate in Keyser during May can be summarized as mild and a little damp.

May is in the spring in Keyser and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a comfortable 23°C (74°F), whilst at night 9°C (48°F) is normal.

On average May is the wettest month of the year in Keyser with around 99mm 3.9 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.

On the flip side this corresponds to an average of 8 hours of sunshine per day.

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 Keyser in May 2025.