Tromso weather in March

In March, Tromso sees average daytime highs of -1°C and overnight lows near -7°C, with 102 mm of precipitation across 15.6 wet days and about 10.9 hours of daylight. It is the 9th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about -3°C in the first days to 0°C by the end. The sky is clear or mostly clear about 16% of the time in March, and the air most often feels dry.

Daylight stretches from about 8 h 42 min at the start of March to 13 h 06 min by month's end. Set against the rest of the year, March is Tromso's 2nd-clearest and 4th-windiest month. For the whole year in context, see Tromso's year-round climate.

Daytime high
-1°
9th warmest
Overnight low
-7°
4th coldest
Precipitation
102 mm
15.6 wet days
Daylight
10 h 54 min
6:25 AM – 5:22 PM
Cloud cover
73%
2nd clearest
Wind
10 km/h
4th windiest
Solar energy
1.58 kWh/m²
Travel score
0.0
out of 10

Tromso is city in Tromsø municipality, Norway.

Air quality
Good
PM2.5 6.3 µg/m³ · 2019
Density
1,972/km²
people per km²
Founded
1794

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

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about -3°C in the first days to 0°C by the end.

A typical March day in Tromso reaches about -1°C in the afternoon and slips back to -7°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between -6°C and 4°C. Set against its neighbours, March runs about 3°C warmer than February and about 4°C cooler than April.

-20°-15°-10°-5°151015202531
Avg high (°C)Avg low (°C)
1-3-9
2-3-9
3-3-9
4-3-9
5-3-9
6-3-8
7-2-8
8-2-8
9-2-8
10-2-8
11-2-8
12-1-7
13-1-7
14-1-7
15-1-7
16-1-7
17-1-7
18-1-7
190-6
200-6
210-6
220-6
230-6
240-6
250-6
260-6
270-6
280-6
290-6
301-5
311-5

How March really feels in Tromso

Once humidity and wind are folded in, March 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
27 feel bitter (≤ -10°C)

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

Tromso weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 6th-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 March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 10% of March, with mostly cloudy or overcast conditions the remaining 74%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12674
22674
32674
42674
52674
62773
72773
82773
92773
102674
112575
122575
132575
142476
152575
162575
172476
182476
192476
202476
212476
222476
232575
242674
252674
262773
272773
282872
292872
302872
312971

Chance of precipitation in March

Any precipitationSnow

Tromso gets around 102 mm of rain and snow over 15.6 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 50% and peaks near 55% on the wettest days, and about 16 days bring snow. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
14447
24446
34346
44346
54447
64447
74547
84648
94749
104850
114951
125052
135153
145154
155255
165355
175356
185456
195456
205457
215457
225557
235457
245456
255456
265456
275455
285355
295355
305354
315253

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March 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 March

Winds average 10 km/h in March.

Across March, daily wind ranges from about 9 km/h on the calmest days to 10 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
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
309calm
319calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 8 h 42 min at the start of March to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 264 minutes over March. Sunrise moves from 7:36 AM to 5:15 AM, and sunset from 4:19 PM to 6:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.77:364:19
28.97:314:24
39.07:264:28
49.27:214:32
59.37:174:36
69.57:124:41
79.67:074:45
89.87:034:49
99.96:584:53
1010.16:534:58
1110.26:495:02
1210.46:445:06
1310.56:395:10
1410.76:355:14
1510.86:305:18
1610.96:255:22
1711.16:215:26
1811.26:165:30
1911.46:115:34
2011.56:075:38
2111.76:025:43
2211.85:575:47
2312.05:535:51
2412.15:485:55
2512.35:435:59
2612.45:396:03
2712.55:346:07
2812.75:296:11
2912.85:256:15
3013.05:206:19
3113.15:156:23

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 1.58 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 — March's 1.58 kWh/m² falls in the middle.

0123151015202531
Solar energy (kWh/m²)Level
10.8Dim
20.9Dim
30.9Dim
41.0Dim
51.0Dim
61.1Dim
71.1Dim
81.2Dim
91.2Dim
101.3Dim
111.3Dim
121.4Dim
131.4Dim
141.5Dim
151.5Dim
161.6Dim
171.6Dim
181.7Dim
191.7Dim
201.8Dim
211.9Dim
221.9Dim
232.0Dim
242.0Moderate
252.1Moderate
262.2Moderate
272.2Moderate
282.3Moderate
292.4Moderate
302.4Moderate
312.5Moderate
Planning a trip in March

Is March a good time to visit Tromso?

Our two travel scores rate March 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

March is a weaker month for outdoor sightseeing in Tromso.

What to pack for Tromso in March

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

In March, Tromso sees daytime highs around -1°C and nights near -7°C. Pack a warm layer, a heavy coat and rain gear. About 16 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Tromso in March

The nearest coast averages about 4°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 28 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 Tromso in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tromso 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 Tromso?

Tromso sits at 69.6°N, 19.0°E, in Norway. The nearest listed city is Tromsdalen, 2.0 km away.

AltaKirunaLofotenLeviBodøMo i Rana

Topography around Tromso

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

Within 3 km, the terrain around Tromso has large variations in elevation — a maximum elevation change of 641 m around an average of 68 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 Tromso is covered by trees (39%) and water (37%) within 3 km, grassland (36%), water (26%) and trees (20%) within 16 km, and water (43%) and grassland (21%) within 80 km.

3 km
641 m
16 km
1,225 m
80 km
1,831 m
treesgrasslandartificial surfacesbare terrainsnow and icewaterwetlandmoss and lichen
March weather nearby: Tromsdalen 2.0 km · Harstad 134 km · Alta 169 km · Kiruna 206 km · Lofoten 235 km · Levi 312 km · Bodø 323 km · Mo i Rana 421 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 Tromso (69.6489°, 18.9551°), 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).