Sundsvall weather in March

In March, Sundsvall sees average daytime highs of 2°C and overnight lows near -6°C, with 35 mm of precipitation across 7.3 wet days and about 11.3 hours of daylight. It is the 8th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about -0°C in the first days to 4°C by the end. The sky is clear or mostly clear about 27% of the time in March, and the air most often feels dry.

Daylight stretches from about 9 h 42 min at the start of March to 12 h 48 min by month's end. Set against the rest of the year, March is Sundsvall's 1st-clearest and 6th-windiest month. For the whole year in context, see Sundsvall's year-round climate.

Daytime high
8th warmest
Overnight low
-6°
4th coldest
Precipitation
35 mm
7.3 wet days
Daylight
11 h 18 min
6:23 AM – 5:38 PM
Cloud cover
65%
1st clearest
Wind
12 km/h
6th windiest
Solar energy
2.24 kWh/m²
Travel score
0.0
out of 10

Sundsvall is urban area in Sundsvall Municipality, Sweden.

Air quality
Good
PM2.5 5.8 µg/m³ · 2019
Founded
1621

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 -0°C in the first days to 4°C by the end.

A typical March day in Sundsvall reaches about 2°C in the afternoon and slips back to -6°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between -3°C and 7°C. Set against its neighbours, March runs about 4°C warmer than February and about 5°C cooler than April.

-20°-10°10°151015202531
Avg high (°C)Avg low (°C)
10-8
20-7
30-7
40-7
50-7
61-7
71-7
81-7
91-6
101-6
112-6
122-6
132-6
142-6
152-6
162-6
172-6
183-5
193-5
203-5
213-5
223-5
233-5
243-5
254-5
264-4
274-4
284-4
294-4
304-4
315-4

How March really feels in Sundsvall

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
20 feel bitter (≤ -10°C)

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

Sundsvall weather by month

How March compares with the rest of the year at a glance. March is the 8th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-3° / -9°489.89.65.60.0
Feb-2° / -9°347.88.48.30.0
Mar / -6°357.3711.30.0
Apr / -1°377.94.314.41.2
May13° / 449.80.617.33.6
Jun17° / 5810.6019.25.4
Jul20° / 11°7312.1018.55.9
Aug19° / 10°7511.7015.75.7
Sep14° / 559.6012.64.0
Oct / 6310.21.99.51.0
Nov / -3°5310.66.56.60.0
Dec-1° / -7°5010.58.94.70.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in March, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 12% of March, with mostly cloudy or overcast conditions the remaining 61%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23763
33763
43763
53763
63763
73862
83961
93961
103961
113961
124060
134060
144060
154159
164159
174258
184159
194159
204159
214159
224258
234159
244060
253961
263961
274060
283961
293862
303862
313862

Chance of precipitation in March

Any precipitationSnow

Sundsvall gets around 35 mm of rain and snow over 7.3 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 24% and peaks near 27% on the wettest days, and about 7 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
12729
22729
32729
42728
52628
62627
72627
82526
92525
102425
112424
122424
132323
142322
152322
162321
172221
182221
192220
202220
212220
222220
232219
242219
252219
262219
272219
282319
292319
302419
312419

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 12 km/h in March.

Across March, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 9 h 42 min at the start of March to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 186 minutes over March. Sunrise moves from 7:13 AM to 5:32 AM, and sunset from 4:55 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.77:134:55
29.87:094:58
39.97:065:01
410.07:035:04
510.16:595:07
610.26:565:10
710.36:535:13
810.46:505:16
910.56:465:18
1010.66:435:21
1110.76:405:24
1210.86:365:27
1310.96:335:30
1411.06:305:32
1511.26:265:35
1611.36:235:38
1711.46:195:41
1811.56:165:44
1911.66:135:46
2011.76:095:49
2111.86:065:52
2211.96:025:55
2312.05:595:58
2412.15:566:00
2512.25:526:03
2612.35:496:06
2712.45:456:09
2812.55:426:11
2912.65:396:14
3012.75:356:17
3112.85:326:20

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 2.24 kWh/m².

For context, solar energy here swings from a low near 0.1 kWh/m² to a high of 5.57 kWh/m² in June across the year — March's 2.24 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
11.4Dim
21.5Dim
31.5Dim
41.6Dim
51.6Dim
61.7Dim
71.7Dim
81.8Dim
91.8Dim
101.9Dim
111.9Dim
122.0Moderate
132.1Moderate
142.1Moderate
152.2Moderate
162.3Moderate
172.3Moderate
182.4Moderate
192.4Moderate
202.5Moderate
212.5Moderate
222.6Moderate
232.7Moderate
242.7Moderate
252.8Moderate
262.8Moderate
272.9Moderate
282.9Moderate
293.0Moderate
303.0Moderate
313.0Moderate
Planning a trip in March

Is March a good time to visit Sundsvall?

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

0.0
Sightseeing
8th-best month of the year
0.0
Beach & pool
6th-best month of the year

March is a weaker month for outdoor sightseeing in Sundsvall.

What to pack for Sundsvall in March

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

In March, Sundsvall sees daytime highs around 2°C and nights near -6°C. Pack a warm layer and a heavy coat. About 7 days see rain.

a warm layera heavy coat

Sea temperature near Sundsvall in March

The nearest coast averages about 1°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 17 km away) is warmest in August at about 16°C and coldest in February near 1°C.

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

0°5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan2Bracing
Feb1Bracing
Mar1Bracing
Apr2Bracing
May6Bracing
Jun10Bracing
Jul15Cool
Aug16Cool
Sep13Bracing
Oct9Bracing
Nov5Bracing
Dec3Bracing

UV index in Sundsvall 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 Sundsvall peaks around June 18 at about 4 (moderate) — a little sun protection helps at midday. It bottoms out near December 17 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 4 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateLowJun 18UV 4Dec 17UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar1Low
Apr2Moderate
May4Moderate
Jun5Moderate
Jul4Moderate
Aug4Moderate
Sep2Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Sundsvall?

Sundsvall sits at 62.4°N, 17.3°E, 26 m above sea level, in Sweden. The nearest listed city is Härnösand, 42 km away.

ÖrnsköldsvikÖstersundGävleSandvikenFalunUmeå

Topography around Sundsvall

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

Within 3 km, the terrain around Sundsvall has only modest variations in elevation — a maximum elevation change of 241 m around an average of 70 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 343 m; within 80 km, significant variations in elevation — a maximum elevation change of 549 m.

The land around Sundsvall is covered by trees (54%) and artificial surfaces (29%) within 3 km, trees (61%) and water (23%) within 16 km, and trees (66%) and water (28%) within 80 km.

3 km
241 m
16 km
343 m
80 km
549 m
treesgrasslandcroplandartificial surfaceswater
March weather nearby: Härnösand 42 km · Hudiksvall 75 km · Örnsköldsvik 123 km · Östersund 162 km · Gävle 191 km · Sandviken 199 km · Falun 218 km · Umeå 218 km

Sweden travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 87% of US
price level, 2025
GDP per capita
$63,133
2025
Happiness
7.3 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2023
Road deaths
3.1
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 609
Religion
Church of Sweden 54%none or unspecified 37%other 9%

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 Sundsvall (62.3913°, 17.3063°, elevation 26 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).