Annual normal rainfall is , and there is an annual normal of 24 days with measurable precipitation. The wettest year was 1939 with of rainfall and the driest year was 2006 with . The most rainfall in one month was in September 1939. The most rainfall in a calendar day was on August 19, 1906. Snowfall is very rare in Needles, with the only month recording measurable snowfall being January 1949, when of snow fell, including inches on January 12, 1949. The city is also known for moderate to locally severe thunderstorms during the monsoon season as well as humid conditions.