Northampton in september: average Weather, Temperature and Climate
Weather in Northampton in september 2025
The weather in Northampton in september comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather
Weather at 6am
52°F
Fog
30% of time
23%
20%
18%
Weather at 12pm
65°F
Cloudy
33% of time
31%
25%
9%
Weather at 6pm
61°F
Clear/Sunny
33% of time
30%
22%
14%
Weather at 3am
54°F
26%
24%
21%
15%
Evolution of daily average temperature and precipitation in Northampton in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Northampton in september.
The climate of Northampton in september is good
The weather in september in Northampton is relatively dry (with 1.8in of precipitation over 2 days). It should be noted an improvement from the previous month since in august it receives an average of 3.3in of rainfall over 6 days.
The climate is relatively cool in this location the month of september, but it is livable when dressing warm. The high seasonal norm is 67°F. The seasonal minimum is 52°F. Thus, the mean temperature average on this month of september in Northampton is 59°F. These temperatures are far removed from those records observed in Northampton in the month of september with a maximum record of 86°F in 2021 and a minimum record of 40°F in 2010. You can plan to have about 18 days with temperatures up to 65°F, or 60% of the month.
In september in Northampton, the days on average last 12:40. Sunrise is at 05:38 and sunset is at 18:18.
With good weather conditions, september is recommended to go there in England (United Kingdom).
Seasonal average climate and temperature of Northampton in september
Check below seasonal norms These statistics are compiled from the weather statements of the last years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 59°F | ||||
| Highest temperature | 67°F | ||||
| Lowest temperature | 52°F | ||||
| Highest record temperature | 86°F (2021) | ||||
| Lowest record temperature | 40°F (2010) | ||||
| Number of days at +65°F | 18 day(s) (60%) | ||||
| Wind | |||||
| Wind speed | 19km/h | ||||
| Wind temperature | 50°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 1.8in | ||||
| Number of days with rainfall | 2 day(s) (8%) | ||||
| Record daily rainfall | 1.2in (2016) | ||||
| Other climate data | |||||
| Humidity | 93% | ||||
| Visibility | 8.77km | ||||
| Cloud cover | 49% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:38 | ||||
| Time of sunset | 18:18 | ||||
| Length of day | 12:40 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Northampton in september 2024:
58°F to 72°F
63°F to 74°F
58°F to 63°F
54°F to 63°F
56°F to 63°F
59°F to 79°F
56°F to 70°F
59°F to 67°F
56°F to 61°F
56°F to 61°F
43°F to 56°F
45°F to 58°F
41°F to 58°F
45°F to 63°F
50°F to 65°F
49°F to 67°F
49°F to 67°F
52°F to 70°F
56°F to 76°F
56°F to 72°F
54°F to 74°F
58°F to 67°F
58°F to 67°F
54°F to 59°F
50°F to 59°F
52°F to 61°F
47°F to 54°F
41°F to 54°F
43°F to 54°F
54°F to 58°F
Map: other cities in England in september
Cities near Northampton:
| Leicester in september | good weather |
| Coventry in september | good weather |
| Peterborough in september | good weather |
| Stratford-Upon-Avon in september | good weather |
| Oxford in september | good weather |
| Cambridge in september | good weather |
| Birmingham in september | good weather |
| Nottingham in september | good weather |
| Cotswolds in september | good weather |
| London in september | good weather |
| Swindon in september | good weather |
| Gloucester in september | good weather |
Click over cities on the map for information about the weather in september.
Northampton
perfect weather
good
tolerable
bad
very bad
Weather data for Northampton in september:
Weather data for Northampton for september are derived from an average of the weather forecast since 2009 in Northampton. There is a margin of error and these forecasts are to be considered as general information only. The weather in Northampton can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Northampton.