Katrineholm weather in April

In April, Katrineholm sees average daytime highs of 10°C and overnight lows near 1°C, with 36 mm of precipitation across 7.8 wet days and about 14.1 hours of daylight. It is the 6th-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 8°C in the first days to 12°C by the end. The sky is clear or mostly clear about 23% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 48 min at the start of April to 15 h 18 min by month's end. Set against the rest of the year, April is Katrineholm's 2nd-clearest and 8th-windiest month. For the whole year in context, see Katrineholm's year-round climate.

Daytime high
10°
6th warmest
Overnight low
6th coldest
Precipitation
36 mm
7.8 wet days
Daylight
14 h 06 min
4:52 AM – 6:59 PM
Cloud cover
64%
2nd clearest
Wind
12 km/h
8th windiest
Solar energy
3.95 kWh/m²
Travel score
2.3
out of 10

Katrineholm is urban area in Katrineholm Municipality, Sweden.

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 8°C in the first days to 12°C by the end.

A typical April day in Katrineholm reaches about 10°C in the afternoon and slips back to 1°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 5°C and 15°C. Set against its neighbours, April runs about 5°C warmer than March and about 5°C cooler than May.

-5°10°15°20°151015202530
Avg high (°C)Avg low (°C)
17-1
270
380
480
580
680
780
880
990
1090
1191
1291
1391
14101
15101
16101
17101
18101
19112
20112
21112
22112
23112
24122
25123
26123
27123
28123
29133
30133

How April really feels in Katrineholm

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 27 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
27
wind chill below the day's low

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

Katrineholm weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°378.35.66.70.0
Feb / -5°317.55.88.80.0
Mar / -2°307.64.711.40.2
Apr10° / 367.81.414.12.3
May15° / 51100.216.54.7
Jun19° / 10°6811.60185.7
Jul22° / 13°7412.2017.46.1
Aug21° / 12°7012.3015.26.0
Sep16° / 539.3012.64.8
Oct10° / 5210.10.49.92.1
Nov / 489.937.40.2
Dec / -3°4510.25.760.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 18% of April, with mostly cloudy or overcast conditions the remaining 60%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14258
24258
34258
44159
54159
64159
74060
83961
93961
103961
113961
123961
133862
143961
153961
164060
174159
184159
194159
204159
214159
224159
234159
244159
254159
264159
274159
284060
294159
304159

Chance of precipitation in April

Any precipitationSnow

Katrineholm gets around 36 mm of rain and snow over 7.8 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 26% and peaks near 29% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%151015202530
Rain chance (%)Snow chance (%)
1259
2259
3269
4268
5278
6278
7277
8277
9277
10276
11276
12276
13265
14265
15255
16254
17254
18254
19254
20253
21253
22253
23263
24263
25273
26272
27282
28282
29292
30292

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April 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%151015202530
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

Wind in April

Winds average 12 km/h in April.

Across April, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 48 min at the start of April to 15 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 150 minutes over April. Sunrise moves from 5:36 AM to 4:13 AM, and sunset from 6:23 PM to 7:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:366:23
212.95:336:26
313.05:306:28
413.15:276:30
513.15:246:33
613.25:216:35
713.35:186:37
813.45:156:40
913.55:126:42
1013.65:106:45
1113.75:076:47
1213.85:046:49
1313.85:016:52
1413.94:586:54
1514.04:556:56
1614.14:526:59
1714.24:497:01
1814.34:467:04
1914.44:437:06
2014.54:417:08
2114.54:387:11
2214.64:357:13
2314.74:327:15
2414.84:297:18
2514.94:277:20
2615.04:247:23
2715.14:217:25
2815.14:187:27
2915.24:167:30
3015.34:137:32

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 3.95 kWh/m².

For context, solar energy here swings from a low near 0.22 kWh/m² to a high of 5.54 kWh/m² in June across the year — April's 3.95 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
13.2Moderate
23.3Moderate
33.3Moderate
43.4Moderate
53.4Moderate
63.5Moderate
73.5Moderate
83.5Moderate
93.6Moderate
103.6Moderate
113.7Moderate
123.8Moderate
133.8Moderate
143.9Moderate
153.9Moderate
164.0Moderate
174.0Bright
184.1Bright
194.1Bright
204.2Bright
214.2Bright
224.3Bright
234.3Bright
244.4Bright
254.4Bright
264.5Bright
274.5Bright
284.6Bright
294.6Bright
304.7Bright
Planning a trip in April

Is April a good time to visit Katrineholm?

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

2.3
Sightseeing
6th-best month of the year
0.0
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Katrineholm.

What to pack for Katrineholm in April

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

In April, Katrineholm sees daytime highs around 10°C and nights near 1°C. Pack a warm layer. About 8 days see rain.

a warm layer

Sea temperature near Katrineholm in April

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

The sea at the nearest coast (about 67 km away) is warmest in August at about 17°C and coldest in February near 2°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
Feb2Bracing
Mar2Bracing
Apr4Bracing
May7Bracing
Jun13Bracing
Jul17Cool
Aug17Cool
Sep14Bracing
Oct10Bracing
Nov7Bracing
Dec5Bracing

UV index in Katrineholm in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Katrineholm peaks around June 16 at about 5 (high) — 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateModerateLowJun 16UV 5Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun5High
Jul4Moderate
Aug4Moderate
Sep3Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Katrineholm?

Katrineholm sits at 59.0°N, 16.2°E, 51 m above sea level, in Sweden. The nearest listed city is Eskilstuna, 45 km away.

Topography around Katrineholm

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

Within 3 km, the terrain around Katrineholm has only modest variations in elevation — a maximum elevation change of 58 m around an average of 48 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 84 m; within 80 km, significant variations in elevation — a maximum elevation change of 282 m.

The land around Katrineholm is covered by trees (44%) within 3 km, trees (62%) within 16 km, and trees (58%) within 80 km.

3 km
58 m
16 km
84 m
80 km
282 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
April weather nearby: Eskilstuna 45 km · Norrköping 45 km · Nyköping 53 km · Köping 59 km · Kumla 63 km · Örebro 65 km · Västerås 72 km · Linköping 73 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 Katrineholm (58.9959°, 16.2072°, elevation 51 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).