Fredrikstad in september: average Weather, Temperature and Climate
Weather in Fredrikstad in september 2025
The weather in Fredrikstad in the month of september comes from statistical datas on the past years. You can view the weather statistics for all the month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather
Weather at 6am
54°F
Clear/Sunny
36% of time
30%
20%
11%
Weather at 12pm
61°F
Clear/Sunny
38% of time
29%
19%
11%
Weather at 6pm
58°F
Clear/Sunny
41% of time
28%
17%
12%
Weather at 3am
54°F
36%
28%
18%
12%
Evolution of daily average temperature and precipitation in Fredrikstad in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Fredrikstad in september.
The climate of Fredrikstad in september is good
The climate in september in Fredrikstad is rather dry (with 3.3in of rainfall over 5 days). It should be noted an improvement from the previous month since in august it receives an average of 4.3in of precipitation over 7 days.
The climate is relatively fresh here september, but it is livable by dressing cosy. The high seasonal norm is 61°F. In the morning the temperature drops to 54°F. Thus, the mean temperature average in september in Fredrikstad is 58°F. Note that seasonal normals in contrast with those observed in Fredrikstad in the month of september with a maximum record of 70°F in 2009 and a minimum record of 38°F in 2009. You can plan to have about 6 days with temperatures over 65°F, or 20% of time.
In september in Fredrikstad, the days on average last 12:51. The sun rises at 05:45 and sunset is at 18:36.
With a correct climate, this month is okay (but not the best) to go in that area in Norway.
Seasonal average climate and temperature of Fredrikstad in september
Check below seasonal norms These statistics are compiled from the weather statements of the past years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 58°F | ||||
| Highest temperature | 61°F | ||||
| Lowest temperature | 54°F | ||||
| Highest record temperature | 70°F (2009) | ||||
| Lowest record temperature | 38°F (2009) | ||||
| Number of days at +65°F | 6 day(s) (20%) | ||||
| Sea temperature | |||||
| Average sea temperature | 61°F | ||||
| Lowest sea temperature | 56°F | ||||
| Highest sea temperature | 66°F | ||||
| Wind | |||||
| Wind speed | 21km/h | ||||
| Wind temperature | 52°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.3in | ||||
| Number of days with rainfall | 5 day(s) (16%) | ||||
| Record daily rainfall | 2.1in (2020) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 83% | ||||
| Visibility | 9.53km | ||||
| Cloud cover | 42% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:45 | ||||
| Time of sunset | 18:36 | ||||
| Length of day | 12:51 | ||||
| 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 Fredrikstad in september 2024:
52°F to 65°F
54°F to 58°F
54°F to 65°F
58°F to 68°F
59°F to 77°F
59°F to 74°F
59°F to 74°F
61°F to 70°F
59°F to 63°F
58°F to 59°F
50°F to 58°F
49°F to 58°F
45°F to 58°F
43°F to 59°F
50°F to 61°F
56°F to 61°F
52°F to 61°F
52°F to 65°F
54°F to 63°F
54°F to 63°F
54°F to 63°F
54°F to 61°F
54°F to 61°F
56°F to 58°F
54°F to 59°F
45°F to 54°F
45°F to 50°F
41°F to 52°F
40°F to 50°F
43°F to 54°F
Map: other cities in Norway in september
Cities near Fredrikstad:
| Sarpsborg in september | good weather |
| Halden in september | good weather |
| Moss in september | good weather |
| Tønsberg in september | good weather |
| Horten in september | good weather |
| Sandefjord in september | good weather |
| Drobak in september | good weather |
| Larvik in september | good weather |
| Drammen in september | tolerable weather |
| Porsgrunn in september | good weather |
| Skien in september | good weather |
| Oslo in september | tolerable weather |
Click over cities on the map for information about the weather in september.
Fredrikstad
perfect weather
good
tolerable
bad
very bad
Weather data for Fredrikstad in september:
Weather data for Fredrikstad for september are derived from an average of the weather forecast since 2009 in Fredrikstad. There is a margin of error and these forecasts are to be considered as general information only. The weather in Fredrikstad 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 Fredrikstad.