Sastamala weather in March

In March, Sastamala sees average daytime highs of 2°C and overnight lows near -6°C, with 33 mm of precipitation across 8.4 wet days and about 11.3 hours of daylight. It is the 9th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about -0°C in the first days to 5°C by the end. The sky is clear or mostly clear about 21% of the time in March, and the air most often feels dry.

Daylight stretches from about 9 h 48 min at the start of March to 12 h 48 min by month's end. Set against the rest of the year, March is Sastamala's 6th-clearest and 4th-windiest month. For the whole year in context, see Sastamala's year-round climate.

Daytime high
9th warmest
Overnight low
-6°
3rd coldest
Precipitation
33 mm
8.4 wet days
Daylight
11 h 18 min
6:59 AM – 6:17 PM
Cloud cover
69%
6th clearest
Wind
12 km/h
4th windiest
Solar energy
2.15 kWh/m²
Travel score
0.0
out of 10

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 5°C by the end.

A typical March day in Sastamala 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 5°C warmer than February and about 7°C cooler than April.

-20°-10°10°151015202531
Avg high (°C)Avg low (°C)
1-1-7
2-1-7
30-7
40-7
50-7
60-7
70-7
81-6
91-6
101-6
111-6
121-6
132-6
142-6
152-6
162-6
172-5
182-5
193-5
203-5
213-5
223-5
233-5
244-5
254-4
264-4
274-4
284-4
295-4
305-3
315-3

How March really feels in Sastamala

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
19 feel bitter (≤ -10°C)

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

Sastamala weather by month

How March compares with the rest of the year at a glance. March is the 9th-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° / -7°409.69.160.0
Feb-3° / -8°327.67.68.40.0
Mar / -6°338.47.211.30.0
Apr / -0°348.52.714.31.7
May15° / 46100.217.14.5
Jun19° / 7711.9018.85.6
Jul21° / 12°8213.1018.16.0
Aug20° / 11°7212.2015.65.8
Sep14° / 5310012.64.1
Oct / 5810.31.29.61.1
Nov / -1°4910.356.80.0
Dec-1° / -5°4810.87.85.20.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% 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 64%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22575
32674
42872
52971
62971
73169
83268
93268
103466
113664
123664
133664
143763
153961
163961
174060
184060
194159
204060
214060
224060
234060
244060
253961
263961
273862
283961
293862
303862
313763

Chance of precipitation in March

Any precipitationSnow

Sastamala gets around 33 mm of rain and snow over 8.4 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 27% and peaks near 29% on the wettest days, and about 7 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
12927
22926
32926
42826
52826
62826
72825
82825
92825
102825
112825
122824
132824
142824
152823
162723
172723
182722
192622
202621
212621
222621
232620
242620
252619
262619
272618
282618
292617
302717
312716

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
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 9 h 48 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 180 minutes over March. Sunrise moves from 7:47 AM to 6:10 AM, and sunset from 5:36 PM to 6:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.87:475:36
29.97:445:39
310.07:415:42
410.17:385:44
510.27:355:47
610.37:315:50
710.47:285:52
810.57:255:55
910.67:225:58
1010.77:196:01
1110.87:166:03
1210.97:126:06
1311.07:096:09
1411.17:066:11
1511.27:036:14
1611.36:596:17
1711.46:566:19
1811.56:536:22
1911.66:506:25
2011.76:466:27
2111.86:436:30
2211.96:406:33
2312.06:376:35
2412.16:336:38
2512.26:306:40
2612.36:276:43
2712.46:246:46
2812.56:206:48
2912.66:176:51
3012.76:146:54
3112.86:106:56

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 2.15 kWh/m².

For context, solar energy here swings from a low near 0.12 kWh/m² to a high of 5.37 kWh/m² in June across the year — March's 2.15 kWh/m² falls in the middle.

0123151015202531
Solar energy (kWh/m²)Level
11.3Dim
21.4Dim
31.4Dim
41.5Dim
51.5Dim
61.6Dim
71.6Dim
81.7Dim
91.7Dim
101.8Dim
111.8Dim
121.9Dim
132.0Dim
142.0Moderate
152.1Moderate
162.1Moderate
172.2Moderate
182.3Moderate
192.3Moderate
202.4Moderate
212.4Moderate
222.5Moderate
232.6Moderate
242.6Moderate
252.7Moderate
262.7Moderate
272.8Moderate
282.8Moderate
292.9Moderate
302.9Moderate
313.0Moderate
Planning a trip in March

Is March a good time to visit Sastamala?

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 Sastamala.

What to pack for Sastamala in March

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

In March, Sastamala sees daytime highs around 2°C and nights near -6°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 8 days see rain.

a warm layera heavy coatrain gear

UV index in Sastamala 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 Sastamala peaks around June 16 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 16UV 5Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar1Low
Apr2Moderate
May4Moderate
Jun5Moderate
Jul4Moderate
Aug4Moderate
Sep2Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Sastamala?

Sastamala sits at 61.3°N, 22.9°E, 65 m above sea level, in Finland. The nearest listed city is Vammala, 2.0 km away.

Topography around Sastamala

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

Within 3 km, the terrain around Sastamala has only modest variations in elevation — a maximum elevation change of 62 m around an average of 70 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 145 m; within 80 km, only modest variations in elevation — a maximum elevation change of 223 m.

The land around Sastamala is covered by trees (45%) and water (27%) within 3 km, trees (74%) within 16 km, and trees (71%) within 80 km.

3 km
62 m
16 km
145 m
80 km
223 m
treesgrasslandcroplandartificial surfaceswaterwetland
March weather nearby: Vammala 2.0 km · Nokia 34 km · Pirkkala 40 km · Ylöjärvi 43 km · Lempäälä 45 km · Tampere 50 km · Pohjois-Hervanta 51 km · Hervanta 51 km

Finland travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 85% of US
price level, 2025
GDP per capita
$56,149
2025
Happiness
7.8 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1
per 100k, 2023
Road deaths
3.9
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 603
Religion
Lutheran 67%none 31%other 2%Greek Orthodox 1%

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 Sastamala (61.3494°, 22.9093°, elevation 65 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. 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).