Arendal in september: average Weather, Temperature and Climate
Weather in Arendal in september 2025
The weather in Arendal 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
34% of time
28%
16%
14%
Weather at 12pm
61°F
Clear/Sunny
35% of time
26%
19%
14%
Weather at 6pm
58°F
Clear/Sunny
38% of time
25%
16%
13%
Weather at 3am
54°F
32%
30%
19%
12%
Evolution of daily average temperature and precipitation in Arendal in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Arendal in september.
The climate of Arendal in september is good
The weather in september in Arendal is rather dry (with 5.7in of rainfall over 6 days). The weather's not getting better compared to the previous month since in august there is an average of 5.9in of rainfall over 7 days.
The climate is quite cold in this city the month of september, but it is liveable when dressing hot. The high seasonal norm is 61°F. The seasonal minimum is 54°F. Thus, the mean temperature average on this month of september in Arendal is 58°F. Note that seasonal normals in contrast with those observed in Arendal in the month of september with a maximum record of 79°F in 2021 and a minimum record of 41°F in 2009. You can plan to have about 7 days with temperatures up to 65°F, or 23% of time.
On average, in Arendal, the days of september last 12:49. The sun rises at 05:55 and sets at 18:44.
With a correct climate, september is okay (but not good) to go in that area in Norway.
Seasonal average climate and temperature of Arendal in september
Check below seasonal norms These datas are set from the weather statements earlier years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 58°F | ||||
| Highest temperature | 61°F | ||||
| Lowest temperature | 54°F | ||||
| Highest record temperature | 79°F (2021) | ||||
| Lowest record temperature | 41°F (2009) | ||||
| Number of days at +65°F | 7 day(s) (23%) | ||||
| Sea temperature | |||||
| Average sea temperature | 61°F | ||||
| Lowest sea temperature | 57°F | ||||
| Highest sea temperature | 66°F | ||||
| Wind | |||||
| Wind speed | 23km/h | ||||
| Wind temperature | 52°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 5.7in | ||||
| Number of days with rainfall | 6 day(s) (20%) | ||||
| Record daily rainfall | 2.4in (2011) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 84% | ||||
| Visibility | 9.31km | ||||
| Cloud cover | 45% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:55 | ||||
| Time of sunset | 18:44 | ||||
| Length of day | 12:49 | ||||
| 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 Arendal in september 2024:
56°F to 63°F
58°F to 61°F
61°F to 63°F
63°F to 65°F
63°F to 68°F
63°F to 65°F
61°F to 67°F
63°F to 65°F
61°F to 63°F
54°F to 58°F
52°F to 56°F
52°F to 58°F
49°F to 59°F
47°F to 58°F
58°F to 61°F
58°F to 63°F
54°F to 61°F
56°F to 61°F
58°F to 63°F
58°F to 65°F
58°F to 65°F
56°F to 63°F
56°F to 61°F
56°F to 58°F
54°F to 58°F
49°F to 50°F
49°F to 52°F
47°F to 54°F
47°F to 54°F
52°F to 56°F
Map: other cities in Norway in september
Cities near Arendal:
| Grimstad in september | good weather |
| Lillesand in september | good weather |
| Risør in september | good weather |
| Kristiansand in september | good weather |
| Kragero in september | good weather |
| Søgne in september | good weather |
| Mandal in september | good weather |
| Porsgrunn in september | good weather |
| Skien in september | good weather |
| Larvik in september | good weather |
| Valle in september | tolerable weather |
| Sandefjord in september | good weather |
Click over cities on the map for information about the weather in september.
Arendal
perfect weather
good
tolerable
bad
very bad
Weather data for Arendal in september:
Weather data for Arendal for september are derived from an average of the weather forecast since 2009 in Arendal. There is a margin of error and these forecasts are to be considered as general information only. The weather in Arendal 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 Arendal.