Norrtälje weather in March

In March, Norrtälje sees average daytime highs of 3°C and overnight lows near -2°C, with 29 mm of precipitation across 7.4 wet days and about 11.3 hours of daylight. It is the 9th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 1°C in the first days to 5°C by the end. The sky is clear or mostly clear about 25% of the time in March, and the air most often feels dry.

Daylight stretches from about 10 hours at the start of March to 12 h 42 min by month's end. Set against the rest of the year, March is Norrtälje's 7th-clearest and 6th-windiest month. For the whole year in context, see Norrtälje's year-round climate.

Daytime high
9th warmest
Overnight low
-2°
3rd coldest
Precipitation
29 mm
7.4 wet days
Daylight
11 h 18 min
6:15 AM – 5:35 PM
Cloud cover
66%
7th clearest
Wind
15 km/h
6th windiest
Solar energy
2.35 kWh/m²
Travel score
0.0
out of 10

Norrtälje is urban area in Norrtälje Municipality, Sweden.

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 1°C in the first days to 5°C by the end.

A typical March day in Norrtälje reaches about 3°C in the afternoon and slips back to -2°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between -1°C and 8°C. Set against its neighbours, March runs about 3°C warmer than February and about 5°C cooler than April.

-10°10°151015202531
Avg high (°C)Avg low (°C)
11-4
21-4
31-3
42-3
52-3
62-3
72-3
82-3
92-3
102-3
113-3
123-3
133-2
143-2
153-2
163-2
173-2
184-2
194-2
204-2
214-2
224-2
234-2
244-2
255-1
265-1
275-1
285-1
295-1
305-1
316-1

How March really feels in Norrtälje

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
wind chill below the day's low

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

Norrtälje weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°368.66.56.50.0
Feb / -4°297.378.70.0
Mar / -2°297.4511.30.0
Apr / 317.8214.11.4
May13° / 398.50.116.73.8
Jun17° / 10°5910018.25.5
Jul20° / 13°6210.2017.66.4
Aug20° / 13°6411.5015.36.0
Sep15° / 509012.64.6
Oct10° / 509.70.39.82.0
Nov / 4910.73.17.20.2
Dec / -2°4610.86.45.80.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 14% of March, with mostly cloudy or overcast conditions the remaining 61%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
23169
33169
43367
53367
63466
73466
83664
93565
103664
113664
123763
133862
143961
153961
164060
174060
184060
194159
204258
214159
224258
234258
244357
254357
264357
274456
284357
294357
304456
314357

Chance of precipitation in March

Any precipitationSnow

Norrtälje gets around 29 mm of rain and snow over 7.4 wet days in March, the driest month. 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 26% on the wettest days, and about 5 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
12623
22622
32622
42621
52621
62620
72619
82619
92618
102618
112617
122617
132516
142516
152516
162415
172415
182314
192314
202214
212214
222213
232113
242113
252113
262112
272112
282112
292112
302212
312312

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 15 km/h in March.

Across March, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 10 hours at the start of March to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 162 minutes over March. Sunrise moves from 7:00 AM to 5:29 AM, and sunset from 4:57 PM to 6:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.07:004:57
210.06:575:00
310.16:545:02
410.26:515:05
510.36:485:07
610.46:455:10
710.56:425:12
810.66:395:15
910.76:365:17
1010.86:335:20
1110.96:305:22
1211.06:275:25
1311.16:245:27
1411.16:215:30
1511.26:185:32
1611.36:155:35
1711.46:125:37
1811.56:095:40
1911.66:065:42
2011.76:035:45
2111.86:005:47
2211.95:565:50
2312.05:535:52
2412.15:505:54
2512.25:475:57
2612.35:445:59
2712.35:416:02
2812.45:386:04
2912.55:356:07
3012.65:326:09
3112.75:296:12

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 2.35 kWh/m².

For context, solar energy here swings from a low near 0.19 kWh/m² to a high of 5.93 kWh/m² in June across the year — March's 2.35 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
11.5Dim
21.6Dim
31.6Dim
41.7Dim
51.7Dim
61.8Dim
71.8Dim
81.9Dim
91.9Dim
102.0Dim
112.0Moderate
122.1Moderate
132.1Moderate
142.2Moderate
152.3Moderate
162.3Moderate
172.4Moderate
182.5Moderate
192.5Moderate
202.6Moderate
212.6Moderate
222.7Moderate
232.8Moderate
242.8Moderate
252.9Moderate
263.0Moderate
273.0Moderate
283.1Moderate
293.1Moderate
303.2Moderate
313.2Moderate
Planning a trip in March

Is March a good time to visit Norrtälje?

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

0.0
Sightseeing
9th-best month of the year
0.0
Beach & pool
7th-best month of the year

March is a weaker month for outdoor sightseeing in Norrtälje.

What to pack for Norrtälje in March

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

In March, Norrtälje sees daytime highs around 3°C and nights near -2°C. Pack a warm layer and a heavy coat. About 7 days see rain.

a warm layera heavy coat

Sea temperature near Norrtälje in March

The nearest coast averages about 2°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 18 km away) is warmest in August at about 17°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°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan3Bracing
Feb1Bracing
Mar2Bracing
Apr3Bracing
May6Bracing
Jun11Bracing
Jul16Cool
Aug17Cool
Sep14Bracing
Oct10Bracing
Nov7Bracing
Dec4Bracing

UV index in Norrtälje in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Norrtälje peaks around June 17 at about 5 (moderate) — a little sun protection helps at midday. It bottoms out near December 19 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 17UV 5Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun5Moderate
Jul5Moderate
Aug4Moderate
Sep3Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Norrtälje?

Norrtälje sits at 59.8°N, 18.7°E, 13 m above sea level, in Sweden. The nearest listed city is Åkersberga, 38 km away.

Topography around Norrtälje

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

Within 3 km, the terrain around Norrtälje has only modest variations in elevation — a maximum elevation change of 51 m around an average of 17 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 68 m; within 80 km, only modest variations in elevation — a maximum elevation change of 111 m.

The land around Norrtälje is covered by trees (43%) and grassland (23%) within 3 km, trees (61%) within 16 km, and water (53%) and trees (35%) within 80 km.

3 km
51 m
16 km
68 m
80 km
111 m
treesgrasslandcroplandartificial surfaceswaterwetland
March weather nearby: Åkersberga 38 km · Vallentuna 43 km · Täby 50 km · Märsta 50 km · Gustavsberg 51 km · Upplands Väsby 52 km · Boo 53 km · Lidingö 54 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 Norrtälje (59.758°, 18.705°, elevation 13 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).