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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Waimea, HI
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September
Average Temperature
High
24°
Feels 24
Low
18°
Feels 18
Average Precipitation
10 Days
Rain amount
36.4mm
Snow amount
0cm
Content continues below
Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
23°
2
23°
3
22°
4
22°
5
24°
6
23°
7
24°
8
26°
9
23°
10
22°
11
23°
12
23°
13
24°
14
23°
15
21°
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Tuesday, September 1, 2026
Day
23°
Feels 23
Wind
27 km/h NE
Gust
40 km/h
Humidity
76%
P.O.P
60%
Rain
~1 mm
Night
19°
Feels 20
Wind
17 km/h NE
Gust
25 km/h
Humidity
94%
P.O.P
30%
Historical Averages
Sep 1
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.