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Arendal in December 2026: weather, temperatures and activities

Do you want to visit Arendal in December 2026? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether December is a good month to travel to Arendal, Norway.

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Is it worth visiting Arendal in December?

Check your ideal travel criteria and see if the month of December suits your plans to go to Arendal.
What matters most?
Arendal in December 2026: weather, temperatures and activities

Page summary

Arendal in December in summary
Very bad weather
Min 1°C Max 4°C 162 mm 9 day(s) 86% 60% 10°C 3.8 h/day 13.2 cm
Best activities in December
Gastronomy
Practical guidelines
Low crowds 09:09 15:32
Hourly weather

Average weather in Arendal in December 2026

Very bad weather

The weather in Arendal in December 2026 is based on statistical data from previous years in December. This allows you to forecast the weather in December 2026. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

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Climate

Climate of Arendal in December

Temperatures, precipitation, snow and monthly trends help better understand the climate in Arendal in December.

Temperatures and rain in Arendal in December

Average daily weather

Temperatures, rain and snow day by day in December, with a separate scale for snow.
Minimal Average Maximums Average rainfall Daily snow

Monthly temperatures

The month of December is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Arendal in December

Seasonal normals

Seasonal normals of Arendal in December

Check the seasonal normals in Arendal in December and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
December
Weather data November December January
Outside temperature
Average temperature 5.7°C 2.5°C 0.5°C
Maximum temperature 6.7°C 3.5°C 1.5°C
Minimum temperature 4.7°C 1.4°C -0.6°C
Record maximum temperature 14.0°C
(2020)
13.0°C
(2017)
10.0°C
(2020)
Record low temperature -6.0°C
(2010)
-11.0°C
(2010)
-12.0°C
(2010)
Number of days at +30° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Number of days at +18° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Number of days below 0° 4 day(s)
(13%)
10 day(s)
(32%)
17 day(s)
(55%)
Sea temperature
Sea temperature (average) 9.7°C 7.0°C 4.6°C
Sea temperature (minimum) 7.2°C 4.3°C 1.7°C
Sea temperature (maximum) 12.4°C 10.1°C 7.7°C
Wind
Wind speed 25 km/h 24 km/h 24 km/h
Wind temperature 0.8°C -3.2°C -5.6°C
Precipitation (rain)
Precipitation 173.7 mm 161.8 mm 150.7 mm
Number of days with precipitation 19 day(s)
(63%)
17 day(s)
(55%)
17 day(s)
(55%)
Number of days with significant precipitation (greater than 5 mm) 9 day(s)
(31%)
9 day(s)
(30%)
8 day(s)
(27%)
Record precipitation in one day 80.8 mm
(2016)
57.0 mm
(2013)
49.8 mm
(2009)
Other weather data
Humidity 85% 86% 86%
Visibility 8.1 km 8.2 km 7.6 km
Cloud cover 62% 60% 60%
UV index 2 2 2
Daily sunshine 5h 4h 4h
Sunrise and sunset
Sunrise time 08h14 09h09 09h01
Sunset time 16h04 15h32 16h08
Day length 7h50 6h23 7h07
Our opinion on the climate in December
The review of Where And When very bad weather very bad weather very bad weather
Activities and events

What to do in Arendal in December?

Best activities in December
Gastronomy
Possible activities in December
Cultural visits and heritage
Activities not recommended in December
Beach and swimmingHiking and trekkingAnimal observationNature and landscapesBoat trip and cruise
Observed weather

What was the weather like in Arendal in December last?

Find the observed weather calendar in Arendal in December 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Cloudy
2°C7°C3.1 mm
2
Patchy rain nearby
7°C8°C5.8 mm
3
Patchy rain nearby
6°C7°C1.4 mm
4
Light rain shower
6°C7°C2.0 mm
5
Light rain shower
6°C7°C1.7 mm
6
Light rain shower
5°C6°C3.5 mm
7
Light rain
5°C6°C4.4 mm
8
Overcast
7°C9°C5.4 mm
9
Partly Cloudy
6°C8°C2.8 mm
10
Cloudy
8°C9°C1.1 mm
11
Cloudy
9°C10°C0.2 mm
12
Cloudy
5°C8°C0.0 mm
13
Clear/Sunny
6°C7°C2.2 mm
14
Overcast
6°C8°C0.4 mm
15
Patchy rain nearby
8°C9°C0.7 mm
16
Patchy rain nearby
7°C8°C1.4 mm
17
Overcast
5°C8°C0.2 mm
18
Light drizzle
7°C9°C4.3 mm
19
Partly Cloudy
6°C9°C5.0 mm
20
Clear/Sunny
6°C8°C0.0 mm
21
Overcast
3°C4°C0.0 mm
22
Partly Cloudy
2°C3°C0.0 mm
23
Light snow
2°C2°C0.0 mm
24
Clear/Sunny
0°C1°C0.0 mm
25
Partly Cloudy
0°C2°C0.0 mm
26
Clear/Sunny
3°C5°C0.0 mm
27
Clear/Sunny
4°C8°C0.0 mm
28
Partly Cloudy
1°C3°C0.0 mm
29
Partly Cloudy
1°C2°C0.0 mm
30
Partly Cloudy
-1°C1°C0.0 mm
31
Clear/Sunny
-1°C4°C0.0 mm
Nearby

Where to go near Arendal in December?

Compare cities and destinations near Arendal in December to find another travel stop, a nearby alternative or a logical continuation of your stay in Arendal.

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Every month

Best time to visit Arendal month by month

Compare the weather in Arendal across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Arendal in December: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

Not really. The weather conditions are unfavorable in Arendal in December, which places this month 12th out of 12. A trip is still possible, but plan a flexible itinerary.

Expect an average of 4°C during the day and 1°C at night, with about 162 mm of precipitation spread over 9 rainy days.

The sea is only 7°C on average in December. Swimming is still possible, but it will be cool.

Expect about 3.8 hours of sunshine per day on average for this month.

This month is particularly suited to these activities: Gastronomy. These are the ones for which the conditions on site are most favourable.

No: this month is in Low crowds, with a visitor index of 17/100. It is one of the quietest periods of the year.

If your dates are flexible, the most favorable months in Arendal are: June, July, August and September. Compare them before finalizing your departure.
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Temperatures are shown in degrees Celsius and precipitation in millimetres. Based on your country of connection, °F and inches may be more familiar to you.