Weather

Martinez California Weather
The Mediterranean climate of Martinez features hot, dry summers with lower temperatures near 60º F and upper temperatures near 100º F. The heat gives way to cool, rainy winters with lows near 45º F and highs near 75º F. Fall and spring can bring rain and temperatures from 55-80º F.

March to April: wet/dry, 60-80º F
May to September:
very dry, 60-100º+ F

October to November:
dry/wet, 55-80º F

December to February:
wet, 45-75º F

Contact the Park

Mailing Address:

4202 Alhambra Ave
Martinez, CA 94553

Phone:

(925) 228-8860
John Muir Visitor Center

Contact Us