Weather in Portsmouth in September

Portsmouth temperatures in September range from 19 to 28 and there is an average of 14 days of rain.
Avg Temp
19° - 28°
Avg Rainy Days
14
Avg Dry Days
16
Avg Snow Days
0
Full weather report for today ››

Weather forecast for the next 14 days ››

Weather Facts - Portsmouth in September

* The warmest temperature recorded in in September is 36°C
* The coldest temperature recorded in Portsmouth in September is 8°C
* The average rainfall in Portsmouth in September is 121 mm

Yearly Average for Portsmouth

Max Temp
Min Temp
Rainy Days
Jan.
12°
1°
15
Feb.
13°
1°
14
March
17°
5°
15
April
22°
9°
15
May
25°
14°
15
June
30°
19°
14
July
32°
22°
16
August
31°
21°
14
Sep.
28°
19°
14
Oct.
23°
12°
11
Nov.
18°
7°
12
Dec.
13°
2°
14

Average Temperature in Portsmouth