❮
Today Hourly 7 days 30 days September
❯

September 2025 Weather | Hayward, California

Today 9/5
Cloudy Weather
Day 70°
Night 61°
1
Sat 9/6
Cloudy Weather
Day 75°
Night 61°
1
Sun 9/7
Cloudy Weather
Day 81°
Night 63°
1
Mon 9/8
Cloudy Weather
Day 77°
Night 64°
25
Tue 9/9
Cloudy Weather
Day 75°
Night 61°
3
Wed 9/10
Cloudy Weather
Day 73°
Night 61°
1
Thu 9/11
Cloudy Weather
Day 77°
Night 59°
0
Fri 9/12
Cloudy Weather
Day 75°
Night 63°
0
Sat 9/13
Cloudy Weather
Day 77°
Night 61°
0
Sun 9/14
Cloudy Weather
Day 77°
Night 61°
1
Mon 9/15
Sunny Weather
Day 82°
Night 61°
0
Tue 9/16
Cloudy Weather
Day 81°
Night 61°
0
Wed 9/17
Sunny Weather
Day 79°
Night 61°
0
Thu 9/18
Cloudy Weather
Day 77°
Night 57°
20
Fri 9/19
Cloudy Weather
Day 75°
Night 55°
25
Sat 9/20
Cloudy Weather
Day 75°
Night 57°
25
Sun 9/21
Cloudy Weather
Day 75°
Night 59°
25
Mon 9/22
Cloudy Weather
Day 75°
Night 59°
25
Tue 9/23
Cloudy Weather
Day 73°
Night 57°
25
Wed 9/24
Cloudy Weather
Day 73°
Night 61°
25
Thu 9/25
Sunny Weather
Day 81°
Night 61°
5
Fri 9/26
Sunny Weather
Day 81°
Night 61°
5
Sat 9/27
Cloudy Weather
Day 79°
Night 57°
25
Sun 9/28
Cloudy Weather
Day 72°
Night 57°
25
Mon 9/29
Rainy Weather
Day 72°
Night 57°
59
Tue 9/30
Cloudy Weather
Day 72°
Night 54°
20