May weather forecast
California, USA

May signifies the late spring season in California, exhibiting warmer temperatures and drier conditions. Coastal cities, including San Francisco and Los Angeles, experience further warming with temperatures ranging from 60°F (15.6°C) to 70°F (21.1°C). The temperatures are not only warmer than April but become more consistently pleasant, allowing for increased outdoor enjoyment.

Inland regions and the Sierra Nevada mountains, such as Mammoth Lakes, continue to experience warming. Snow becomes rare, and temperatures average between 35°F (1.7°C) to 45°F (7.2°C). The transition from the cold of winter to the warmth of late spring is now complete.

Death Valley and other desert regions in the east experience significant warming in May. The temperatures rise noticeably from April, but the extreme heat of summer has not yet arrived. These areas become popular destinations for those seeking warmth without the intense heat that characterizes the summer months.

Rainfall in May is minimal across the state, making it one of the drier months. Any remaining rain is sporadic and generally confined to the northern regions. The pattern of more rain in the western slopes compared to the eastern parts continues, but overall precipitation is low.

Comparing May to April, California witnesses continued warming and drying. Coastal areas become more temperate, inland and mountainous regions shed the last remnants of winter, and desert regions warm without becoming excessively hot. The reduction in rainfall and the continued rise in temperatures make May a month that fully embodies the pleasant conditions of late spring.

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• Los Angeles - May »
  Throughout the year, in Los Angeles, there are 44.6 rainfall days, and 8.11" (206mm) of precipitation is accumulated. In Los Angeles, in May, during 3.7 rainfall days, 0.24" (6mm) of precipitation is typically accumulated.
• San Francisco - May »
  The months with the coldest seawater in San Francisco are April through June, with an average ocean temperature of 53.1°F (11.7°C). On the last day of the month, in San Francisco sunrise is at 5:49 am and sunset at 8:25 pm PDT.
• San Diego - May »
  On the last day of the month, in San Diego sunrise is at 5:41 am and sunset at 7:50 pm PDT. In May, in San Diego the rain falls for 5.7 days.
• San Jose - May »
  On the last day of May, in San Jose, sunrise is at 5:48 am and sunset at 8:21 pm PDT. Throughout the year, in San Jose, there are 51.5 rainfall days, and 4.06" (103mm) of precipitation is accumulated.
• Sacramento - May »
  In Sacramento, in May, during 4.7 rainfall days, 0.43" (11mm) of precipitation is typically accumulated. Throughout the year, in Sacramento, there are 66.6 rainfall days, and 7.6" (193mm) of precipitation is accumulated.
• Fresno - May »
  On the last day of May, in Fresno, California, sunrise is at 5:41 am and sunset at 8:11 pm PDT. On the first day of May in Fresno sunrise is at 6:04 am and sunset at 7:47 pm.
• Long Beach - May »
  In Long Beach the average seawater temperature in May is 62.1°F (16.7°C). Long Beach experiences an average nighttime temperature of 57°F (13.9°C) in the month of May.
• Oakland - May »
  April through June, with an average ocean temperature of 53.1°F (11.7°C), are months with the coldest seawater in Oakland, California. The most striking detail comes in the meager amount of precipitation, registering merely 0.2" (5mm) over close to three days, making it an ideal time to explore Oakland outdoors.
• Bakersfield - May »
  On the first day of May in Bakersfield sunrise is at 6:04 am and sunset at 7:42 pm. In Bakersfield, in May, during 4 rainfall days, 0.55" (14mm) of precipitation is typically accumulated.
• Anaheim - May »
  On the first day of May in Anaheim sunrise is at 6:02 am and sunset at 7:34 pm. In Anaheim, during the entire year, the rain falls for 52.5 days and collects up to 7.09" (180mm) of precipitation.
• Santa Ana - May »
  On the last day of the month, in Santa Ana sunrise is at 5:42 am and sunset at 7:56 pm PDT. In Santa Ana, during the entire year, the rain falls for 55 days and collects up to 7.4" (188mm) of precipitation.
• Riverside - May »
  On the last day of the month, in Riverside, sunrise is at 5:39 am and sunset at 7:54 pm PDT. On the first day of May in Riverside, California, sunrise is at 6:00 am and sunset at 7:33 pm.