September 2025 Weather | Santa Rosa, California

Today 9/6
Cloudy Weather
Day 75°
Night 50°
1
Sun 9/7
Sunny Weather
Day 82°
Night 54°
1
Mon 9/8
Cloudy Weather
Day 79°
Night 57°
25
Tue 9/9
Rainy Weather
Day 79°
Night 55°
55
Wed 9/10
Cloudy Weather
Day 81°
Night 54°
11
Thu 9/11
Cloudy Weather
Day 81°
Night 54°
7
Fri 9/12
Cloudy Weather
Day 82°
Night 54°
1
Sat 9/13
Cloudy Weather
Day 81°
Night 55°
25
Sun 9/14
Rainy Weather
Day 84°
Night 54°
57
Mon 9/15
Sunny Weather
Day 90°
Night 54°
1
Tue 9/16
Sunny Weather
Day 88°
Night 52°
0
Wed 9/17
Sunny Weather
Day 88°
Night 52°
0
Thu 9/18
Sunny Weather
Day 84°
Night 52°
0
Fri 9/19
Cloudy Weather
Day 84°
Night 50°
25
Sat 9/20
Cloudy Weather
Day 82°
Night 54°
10
Sun 9/21
Cloudy Weather
Day 81°
Night 54°
10
Mon 9/22
Cloudy Weather
Day 81°
Night 52°
20
Tue 9/23
Cloudy Weather
Day 81°
Night 54°
25
Wed 9/24
Cloudy Weather
Day 79°
Night 54°
25
Thu 9/25
Sunny Weather
Day 86°
Night 55°
20
Fri 9/26
Sunny Weather
Day 86°
Night 54°
5
Sat 9/27
Cloudy Weather
Day 84°
Night 52°
10
Sun 9/28
Cloudy Weather
Day 79°
Night 52°
20
Mon 9/29
Partly Sunny with Showers
Day 77°
Night 52°
56
Tue 9/30
Sunny Weather
Day 77°
Night 46°
5