Fresno, California weather in May

Averages from 2021–2025 (155 days of record).

Average high: 87°F
Average low: 59°F
Rainy days: ~1 per month
Total precipitation: 0.2 in
Warmest recorded: 105°F
Coldest recorded: 44°F

Expect May days in Fresno, California to top out around 87°F and cool to about 59°F overnight, with roughly 1 days of measurable rain across the month. In recent years May has ranged from 44°F to 105°F.

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Current Fresno, California forecast → · Historical data by Open-Meteo (ERA5).