Sandefjord in september: average Weather, Temperature and Climate
Weather in Sandefjord in september 2025
The weather in Sandefjord in september comes from statistical datas on the last years. You can view the weather statistics the entire 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
56°F
Clear/Sunny
37% of time
28%
18%
13%
Weather at 12pm
61°F
Clear/Sunny
39% of time
28%
16%
14%
Weather at 6pm
58°F
Clear/Sunny
42% of time
28%
15%
13%
Weather at 3am
56°F
38%
26%
18%
12%
Evolution of daily average temperature and precipitation in Sandefjord in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Sandefjord in september.
The climate of Sandefjord in september is good
The weather in september in Sandefjord is relatively dry (with 3.1in of precipitation over 5 days). It should be noted an improvement from the previous month since in august it receives an average of 4.1in of precipitation over 7 days.
The climate is rather cool here this month, but it is endurable when dressing hot. The high seasonal norm is 61°F. The minimum is 56°F. Thus, the mean temperature average in september in Sandefjord is 58°F. Note that seasonal normals in contrast with those observed in Sandefjord in the month of september with a maximum record of 74°F in 2021 and a minimum record of 40°F in 2009. You can hope to have about 6 days with temperatures above 65°F, or 20% of time.
On this month of september, day length in Sandefjord is generally 12:51. The sun rises at 05:48 and sunset is at 18:39.
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 Sandefjord in september
Check below seasonal norms These datas are set from the weather statements of the past years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 58°F | ||||
| Highest temperature | 61°F | ||||
| Lowest temperature | 56°F | ||||
| Highest record temperature | 74°F (2021) | ||||
| Lowest record temperature | 40°F (2009) | ||||
| Number of days at +65°F | 6 day(s) (20%) | ||||
| Sea temperature | |||||
| Average sea temperature | 61°F | ||||
| Lowest sea temperature | 57°F | ||||
| Highest sea temperature | 65°F | ||||
| Wind | |||||
| Wind speed | 24km/h | ||||
| Wind temperature | 52°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.1in | ||||
| Number of days with rainfall | 5 day(s) (16%) | ||||
| Record daily rainfall | 1.3in (2019) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 82% | ||||
| Visibility | 9.5km | ||||
| Cloud cover | 42% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:48 | ||||
| Time of sunset | 18:39 | ||||
| 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 Sandefjord in september 2024:
54°F to 65°F
54°F to 59°F
56°F to 63°F
59°F to 67°F
59°F to 74°F
59°F to 72°F
59°F to 72°F
61°F to 68°F
59°F to 63°F
56°F to 59°F
50°F to 58°F
49°F to 59°F
45°F to 59°F
45°F to 59°F
50°F to 63°F
58°F to 59°F
52°F to 61°F
54°F to 65°F
54°F to 63°F
54°F to 65°F
54°F to 63°F
56°F to 63°F
54°F to 61°F
56°F to 58°F
54°F to 59°F
45°F to 52°F
45°F to 50°F
45°F to 52°F
40°F to 52°F
43°F to 56°F
Map: other cities in Norway in september
Cities near Sandefjord:
| Larvik in september | good weather |
| Tønsberg in september | good weather |
| Porsgrunn in september | good weather |
| Horten in september | good weather |
| Skien in september | good weather |
| Fredrikstad in september | good weather |
| Moss in september | good weather |
| Sarpsborg in september | good weather |
| Kragero in september | good weather |
| Drobak in september | good weather |
| Halden in september | good weather |
| Kongsberg in september | tolerable weather |
Click over cities on the map for information about the weather in september.
Sandefjord
perfect weather
good
tolerable
bad
very bad
Weather data for Sandefjord in september:
Weather data for Sandefjord for september are derived from an average of the weather forecast since 2009 in Sandefjord. There is a margin of error and these forecasts are to be considered as general information only. The weather in Sandefjord 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 Sandefjord.