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Monthly
Precipitation
Temperature
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°Fahrenheit
Monthly Historical Averages
Pasco, WA
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September
Average Temperature
High
26°
Feels 26
Low
11°
Feels 10
Average Precipitation
3 Days
Rain amount
7.6mm
Snow amount
0cm
Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
25°
3
23°
4
23°
5
24°
6
26°
7
26°
8
27°
9
29°
10
30°
11
28°
12
27°
13
26°
14
27°
15
28°
16
28°
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Wednesday, September 2, 2026
Day
25°
Feels 25
Wind
37 km/h SW
Gust
56 km/h
Humidity
32%
P.O.P
40%
Rain
<1 mm
Night
14°
Feels 12
Wind
36 km/h S
Gust
54 km/h
Humidity
77%
P.O.P
40%
Rain
<1 mm
Historical Averages
Sep 2
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.