Weather in Norwich in September
The weather in Norwich in September is fickle, ranging from cold to pleasant. Temperatures are between 9 and 19 degrees and there are about 19 days of rain, so it is advised to prepare for both warm and chilly conditions.
Avg Temp
9° - 19°
Avg Rainy Days
19
Avg Dry Days
11
Avg Snow Days
0
Weather Facts - Norwich in September
* The warmest temperature recorded in in September is 29°C
* The coldest temperature recorded in Norwich in September is (-4°C)
* The average rainfall in Norwich in September is 64 mm