October 2026 Weather | Richland, Washington

Thu 10/1
Partly Sunny with Showers
Day 72°
Night 54°
12
Fri 10/2
Cloudy Weather
Day 66°
Night 52°
49
Sat 10/3
Cloudy Weather
Day 64°
Night 52°
14
Sun 10/4
Cloudy Weather
Day 66°
Night 48°
2
Mon 10/5
Cloudy Weather
Day 70°
Night 52°
0
Tue 10/6
Cloudy Weather
Day 70°
Night 50°
0
Wed 10/7
Cloudy Weather
Day 64°
Night 43°
1
Thu 10/8
Rainy Weather
Day 63°
Night 50°
25
Fri 10/9
Cloudy Weather
Day 63°
Night 46°
25
Sat 10/10
Cloudy Weather
Day 61°
Night 48°
86
Sun 10/11
Rainy Weather
Day 63°
Night 48°
55
Mon 10/12
Cloudy Weather
Day 63°
Night 37°
96
Tue 10/13
Cloudy Weather
Day 61°
Night 36°
40
Wed 10/14
Cloudy Weather
Day 57°
Night 36°
Thu 10/15
Cloudy Weather
Day 61°
Night 34°
0
Fri 10/16
Cloudy Weather
Day 57°
Night 36°
3
Sat 10/17
Cloudy Weather
Day 57°
Night 37°
1
Sun 10/18
Cloudy Weather
Day 57°
Night 37°
91
Mon 10/19
Cloudy Weather
Day 59°
Night 34°
49
Tue 10/20
Cloudy Weather
Day 57°
Night 32°
2
Wed 10/21
Cloudy Weather
Day 57°
Night 36°
0
Thu 10/22
Cloudy Weather
Day 55°
Night 39°
6
Fri 10/23
Cloudy Weather
Day 55°
Night 39°
2
Sat 10/24
Rainy Weather
Day 54°
Night 34°
61
Sun 10/25
Rainy Weather
Day 54°
Night 34°
49
Mon 10/26
Cloudy Weather
Day 54°
Night 41°
12
Tue 10/27
Rainy Weather
Day 55°
Night 37°
1
Wed 10/28
Cloudy Weather
Day 52°
Night 41°
80
Thu 10/29
Cloudy Weather
Day 52°
Night 39°
1
Fri 10/30
Rainy Weather
Day 54°
Night 39°
1
Sat 10/31
Cloudy Weather
Day 54°
Night 43°
55