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7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Long Beach, CA
Content continues below
September
Average Temperature
High
25°
Feels 26
Low
17°
Feels 17
Average Precipitation
2 Days
Rain amount
4.2mm
Snow amount
0cm
Content continues below
Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
26°
21
25°
22
25°
23
27°
24
27°
25
27°
26
27°
27
27°
28
26°
29
25°
30
27°
Forecast
Sunday, September 20, 2026
Day
26°
Feels 26
Wind
23 km/h SW
Gust
35 km/h
Humidity
56%
P.O.P
30%
Night
19°
Feels 19
Wind
19 km/h W
Gust
29 km/h
Humidity
85%
P.O.P
20%
Historical Averages
Sep 20
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.