Tromsdalen weather in January

In January, Tromsdalen sees average daytime highs of -4°C and overnight lows near -10°C, with 105 mm of precipitation across 14.7 wet days and about 0.8 hours of daylight. It is the 12th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near -4°C through the month. The sky is clear or mostly clear about 14% of the time in January, and the air most often feels dry.

Daylight stretches from about 0 hours at the start of January to 3 h 48 min by month's end. Set against the rest of the year, January is Tromsdalen's 6th-clearest and 1st-windiest month. For the whole year in context, see Tromsdalen's year-round climate.

Daytime high
-4°
12th warmest
Overnight low
-10°
1st coldest
Precipitation
105 mm
14.7 wet days
Daylight
0 hours
— – —
Cloud cover
76%
6th clearest
Wind
11 km/h
1st windiest
Solar energy
0.01 kWh/m²
Travel score
0.0
out of 10

Tromsdalen is settlement in Tromsø Municipality, Norway.

Density
3,651/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near -4°C through the month.

A typical January day in Tromsdalen reaches about -4°C in the afternoon and slips back to -10°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between -14°C and 3°C. Set against its neighbours, January runs about 2°C cooler than December and on par with February.

-20°-10°151015202531
Avg high (°C)Avg low (°C)
1-4-10
2-4-10
3-4-10
4-4-10
5-4-10
6-4-10
7-4-10
8-4-10
9-4-9
10-4-9
11-4-9
12-4-9
13-4-9
14-4-10
15-4-10
16-4-10
17-4-10
18-4-10
19-4-10
20-4-10
21-4-10
22-5-10
23-5-10
24-5-10
25-5-10
26-5-10
27-5-11
28-5-11
29-5-11
30-5-11
31-5-11

How January really feels in Tromsdalen

Once humidity and wind are folded in, January averages 0 days that feel above 32°C and 31 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
31
31 feel bitter (≤ -10°C)

The story in January is cold — wind chill drags the overnight "feels like" below the raw low.

Tromsdalen weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-4° / -10°10514.715.20.80.0
Feb-4° / -10°9114.114.66.40.0
Mar-1° / -7°10215.616.310.90.0
Apr / -3°8514.612.715.50.0
May / 9116.16.921.11.1
Jun12° / 9315.20.6242.6
Jul15° / 9014.2023.34.0
Aug14° / 10215.3017.63.6
Sep10° / 12517.21.312.92.0
Oct / 12816.98.88.40.2
Nov-0° / -5°951512.22.70.0
Dec-3° / -8°10315.414.900.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 10% of January, with mostly cloudy or overcast conditions the remaining 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12476
22476
32476
42476
52476
62476
72476
82377
92179
102179
112278
122278
132278
142278
152278
162278
172377
182377
192377
202377
212476
222476
232575
242575
252575
262575
272674
282674
292674
302674
312575

Chance of precipitation in January

Any precipitationSnow

Tromsdalen gets around 105 mm of rain and snow over 14.7 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 48% and peaks near 49% on the wettest days, and about 15 days bring snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
14647
24648
34648
44648
54748
64748
74849
84849
94949
104949
114950
124950
134950
144950
154950
164950
174850
184850
194849
204849
214849
224749
234749
244749
254750
264750
274750
284750
294750
304750
314750

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in January

Winds average 11 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 0 hours at the start of January to 3 h 48 min by month's end. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
90.0
100.0
110.0
120.0
130.0
140.0
150.0
160.0
170.0
180.0
190.0
200.0
210.0
221.011:2412:26
231.511:0912:42
241.910:5812:53
252.310:481:04
262.510:401:13
272.810:321:21
283.110:241:29
293.310:171:36
303.510:111:43
313.810:041:50

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 0.01 kWh/m².

For context, solar energy here swings from a low near 0 kWh/m² to a high of 4.65 kWh/m² in June across the year — January's 0.01 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.0Dim
20.0Dim
30.0Dim
40.0Dim
50.0Dim
60.0Dim
70.0Dim
80.0Dim
90.0Dim
100.0Dim
110.0Dim
120.0Dim
130.0Dim
140.0Dim
150.0Dim
160.0Dim
170.0Dim
180.0Dim
190.0Dim
200.0Dim
210.0Dim
220.0Dim
230.0Dim
240.0Dim
250.0Dim
260.0Dim
270.1Dim
280.1Dim
290.1Dim
300.1Dim
310.1Dim
Planning a trip in January

Is January a good time to visit Tromsdalen?

Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

0.0
Sightseeing
7th-best month of the year
Beach & pool
never really warm enough

January is a weaker month for outdoor sightseeing in Tromsdalen.

What to pack for Tromsdalen in January

From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In January, Tromsdalen sees daytime highs around -4°C and nights near -10°C. Pack a warm layer, a heavy coat and rain gear. About 15 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Tromsdalen in January

The nearest coast averages about 5°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 29 km away) is warmest in August at about 11°C and coldest in March near 4°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

5°10°JanFebMarAprMayJunJulAugSepOctNovDecbracing
Sea temperature (°C)Comfort
Jan5Bracing
Feb5Bracing
Mar4Bracing
Apr4Bracing
May6Bracing
Jun8Bracing
Jul10Bracing
Aug11Bracing
Sep10Bracing
Oct9Bracing
Nov7Bracing
Dec6Bracing

UV index in Tromsdalen in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 0. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tromsdalen peaks around July 15 at about 4 (moderate) — a little sun protection helps at midday. It bottoms out near January 1 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 2 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateLowJul 15UV 4Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb0Low
Mar1Low
Apr2Low
May3Moderate
Jun3Moderate
Jul4Moderate
Aug3Moderate
Sep1Low
Oct0Low
Nov0Low
Dec0Low
Location & terrain

Where is Tromsdalen?

Tromsdalen sits at 69.7°N, 19.0°E, 141 m above sea level, in Norway. The nearest listed city is Tromso, 2.0 km away.

AltaKirunaLofotenLeviBodøMo i Rana

Topography around Tromsdalen

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tromsdalen.

Within 3 km, the terrain around Tromsdalen has large variations in elevation — a maximum elevation change of 649 m around an average of 203 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,225 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,831 m.

The land around Tromsdalen is covered by trees (34%) and water (22%) within 3 km, grassland (36%), water (25%) and trees (21%) within 16 km, and water (42%) and grassland (21%) within 80 km.

3 km
649 m
16 km
1,225 m
80 km
1,831 m
treesgrasslandartificial surfacesbare terrainsnow and icewaterwetlandmoss and lichen
January weather nearby: Tromso 2.0 km · Harstad 136 km · Alta 167 km · Kiruna 205 km · Lofoten 237 km · Levi 310 km · Bodø 324 km · Mo i Rana 423 km

Norway travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 91% of US
price level, 2025
GDP per capita
$94,594
2025
Happiness
7.2 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
2.1
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 613
Religion
Church of Norway 68%other Christian 4%Muslim 3%Roman Catholic 3%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Tromsdalen (69.65°, 19.0167°, elevation 141 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).