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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Waimea, HI
Content continues below
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
2
27°
3
22°
4
22°
5
24°
6
24°
7
24°
8
25°
9
22°
10
21°
11
21°
12
22°
13
23°
14
24°
15
23°
16
23°
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Wednesday, September 2, 2026
Day
27°
Feels 28
Wind
26 km/h NE
Gust
39 km/h
Humidity
57%
P.O.P
70%
Rain
1-3 mm
Night
18°
Feels 18
Wind
21 km/h NE
Gust
32 km/h
Humidity
90%
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.