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Today Hourly 7 days 30 days May
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May 2026 Weather | San Mateo, California

Today 5/16
Cloudy Weather
Day 66°
Night 48°
1
Sun 5/17
Sunny Weather
Day 72°
Night 64°
0
Mon 5/18
Sunny Weather
Day 79°
Night 54°
1
Tue 5/19
Sunny Weather
Day 81°
Night 54°
1
Wed 5/20
Cloudy Weather
Day 79°
Night 54°
0
Thu 5/21
Cloudy Weather
Day 75°
Night 54°
0
Fri 5/22
Cloudy Weather
Day 68°
Night 55°
1
Sat 5/23
Cloudy Weather
Day 66°
Night 54°
0
Sun 5/24
Cloudy Weather
Day 64°
Night 54°
0
Mon 5/25
Cloudy Weather
Day 70°
Night 54°
0
Tue 5/26
Rainy Weather
Day 72°
Night 54°
68
Wed 5/27
Sunny Weather
Day 68°
Night 54°
0
Thu 5/28
Cloudy Weather
Day 72°
Night 54°
0
Fri 5/29
Cloudy Weather
Day 70°
Night 52°
25
Sat 5/30
Sunny Weather
Day 64°
Night 48°
5
Sun 5/31
Cloudy Weather
Day 64°
Night 52°
0

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