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

Thu 1/1
Cloudy Weather
Day 54°
Night 41°
25
Fri 1/2
Cloudy Weather
Day 54°
Night 46°
55
Sat 1/3
Cloudy Weather
Day 55°
Night 43°
25
Sun 1/4
Cloudy Weather
Day 57°
Night 46°
25
Mon 1/5
Cloudy Weather
Day 55°
Night 45°
20
Tue 1/6
Sunny Weather
Day 55°
Night 39°
10
Wed 1/7
Sunny Weather
Day 55°
Night 39°
5
Thu 1/8
Cloudy Weather
Day 57°
Night 41°
20
Fri 1/9
Cloudy Weather
Day 59°
Night 43°
10
Sat 1/10
Cloudy Weather
Day 61°
Night 43°
20
Sun 1/11
Cloudy Weather
Day 61°
Night 43°
20
Mon 1/12
Cloudy Weather
Day 59°
Night 45°
25
Tue 1/13
Cloudy Weather
Day 61°
Night 46°
25
Wed 1/14
Cloudy Weather
Day 59°
Night 45°
25
Thu 1/15
Cloudy Weather
Day 61°
Night 45°
25
Fri 1/16
Rainy Weather
Day 55°
Night 43°
55
Sat 1/17
Stormy Weather
Day 54°
Night 45°
64
Sun 1/18
Cloudy Weather
Day 59°
Night 46°
0
Mon 1/19
Cloudy Weather
Day 61°
Night 43°
0
Tue 1/20
Cloudy Weather
Day 61°
Night 41°
0
Wed 1/21
Sunny Weather
Day 57°
Night 43°
0
Thu 1/22
Sunny Weather
Day 57°
Night 41°
0
Fri 1/23
Sunny Weather
Day 59°
Night 46°
0
Sat 1/24
Rainy Weather
Day 55°
Night 45°
2
Sun 1/25
Rainy Weather
Day 55°
Night 43°
65
Mon 1/26
Cloudy Weather
Day 55°
Night 41°
0
Tue 1/27
Sunny Weather
Day 55°
Night 41°
0
Wed 1/28
Cloudy Weather
Day 57°
Night 48°
0
Thu 1/29
Rainy Weather
Day 55°
Night 46°
0
Fri 1/30
Rainy Weather
Day 57°
Night 48°
25
Sat 1/31
Rainy Weather
Day 57°
Night 48°
92