Karlskoga weather in May

In May, Karlskoga sees average daytime highs of 15°C and overnight lows near 6°C, with 57 mm of precipitation across 11.1 wet days and about 16.6 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 13°C in the first days to 17°C by the end. The sky is clear or mostly clear about 26% of the time in May, and the air most often feels dry.

Daylight stretches from about 15 h 24 min at the start of May to 17 h 36 min by month's end. Set against the rest of the year, May is Karlskoga's 1st-clearest and 9th-windiest month. For the whole year in context, see Karlskoga's year-round climate.

Daytime high
15°
5th warmest
Overnight low
8th coldest
Precipitation
57 mm
11.1 wet days
Daylight
16 h 36 min
3:39 AM – 8:18 PM
Cloud cover
62%
1st clearest
Wind
12 km/h
9th windiest
Solar energy
5.31 kWh/m²
Travel score
4.3
out of 10

Karlskoga is urban area in Karlskoga Municipality, Sweden.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 13°C in the first days to 17°C by the end.

A typical May day in Karlskoga reaches about 15°C in the afternoon and slips back to 6°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 21°C. Set against its neighbours, May runs about 5°C warmer than April and about 4°C cooler than June.

10°20°151015202531
Avg high (°C)Avg low (°C)
1123
2133
3134
4134
5134
6134
7134
8144
9144
10145
11145
12145
13145
14145
15155
16156
17156
18156
19156
20156
21167
22167
23167
24167
25167
26167
27177
28178
29178
30178
31178

How May really feels in Karlskoga

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

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Karlskoga weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-0° / -5°4910.26.86.60.0
Feb / -5°398.46.68.70.0
Mar / -3°368.3511.30.1
Apr / 408.61.914.12.0
May15° / 5711.10.316.64.3
Jun18° / 10°8212.9018.15.4
Jul21° / 12°9013.1017.55.9
Aug20° / 12°9214.1015.35.6
Sep15° / 6210.6012.64.4
Oct / 6211.30.89.81.8
Nov / 54113.37.30.1
Dec / -3°5510.66.15.90.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in May, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 56%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24357
34357
44357
54456
64456
74456
84456
94555
104654
114654
124654
134555
144654
154555
164456
174357
184357
194357
204357
214357
224357
234357
244258
254357
264357
274456
284654
294654
304654
314753

Chance of precipitation in May

Any precipitationSnow

Karlskoga gets around 57 mm of rain and snow over 11.1 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 35% and peaks near 38% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1312
2312
3322
4322
5322
6322
7322
8332
9332
10342
11342
12341
13351
14361
15361
16371
17371
18381
19381
20381
21380
22380
23380
24380
25380
26370
27370
28360
29360
30360
31350

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
11991
12991
13991
14991
15982
16982
17982
18982
19973
20973
21973
22973
23973
24973
25973
26973
27973
28973
29973
30973
31973

Wind in May

Winds average 12 km/h in May.

Across May, 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
112calm
212calm
312calm
412calm
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
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 15 h 24 min at the start of May to 17 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 132 minutes over May. Sunrise moves from 4:16 AM to 3:11 AM, and sunset from 7:43 PM to 8:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.44:167:43
215.54:137:45
315.64:107:47
415.74:087:50
515.84:057:52
615.94:037:54
715.94:007:57
816.03:587:59
916.13:558:02
1016.23:538:04
1116.33:508:06
1216.33:488:08
1316.43:468:11
1416.53:438:13
1516.63:418:15
1616.63:398:18
1716.73:378:20
1816.83:348:22
1916.93:328:24
2016.93:308:26
2117.03:288:28
2217.13:268:31
2317.13:248:33
2417.23:228:35
2517.33:218:37
2617.33:198:39
2717.43:178:41
2817.53:158:42
2917.53:148:44
3017.63:128:46
3117.63:118:48

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.31 kWh/m².

For context, solar energy here swings from a low near 0.21 kWh/m² to a high of 5.72 kWh/m² in June across the year — May's 5.31 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.8Bright
34.8Bright
44.9Bright
54.9Bright
65.0Bright
75.0Bright
85.1Bright
95.1Bright
105.2Bright
115.2Bright
125.2Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.4Bright
185.4Bright
195.4Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.6Bright
255.6Bright
265.6Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.8Bright
Planning a trip in May

Is May a good time to visit Karlskoga?

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

4.3
Sightseeing
5th-best month of the year
0.4
Beach & pool
5th-best month of the year

May is a reasonable time to visit Karlskoga for sightseeing.

What to pack for Karlskoga in May

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

In May, Karlskoga sees daytime highs around 15°C and nights near 6°C. Worth packing: a warm layer, rain gear and sun protection. About 11 days see rain.

a warm layerrain gearsun protection

UV index in Karlskoga in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

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

Karlskoga sits at 59.3°N, 14.5°E, 119 m above sea level, in Sweden. The nearest listed city is Kristinehamn, 24 km away.

MotalaLudvika

Topography around Karlskoga

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

Within 3 km, the terrain around Karlskoga has only modest variations in elevation — a maximum elevation change of 91 m around an average of 116 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 205 m; within 80 km, significant variations in elevation — a maximum elevation change of 447 m.

The land around Karlskoga is covered by trees (40%) and water (23%) within 3 km, trees (75%) within 16 km, and trees (63%) and water (23%) within 80 km.

3 km
91 m
16 km
205 m
80 km
447 m
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Kristinehamn 24 km · Örebro 39 km · Kumla 42 km · Karlstad 58 km · Mariestad 79 km · Köping 86 km · Motala 93 km · Ludvika 99 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 Karlskoga (59.3267°, 14.5239°, elevation 119 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).