Katrineholm weather in August

In August, Katrineholm sees average daytime highs of 21°C and overnight lows near 12°C, with 70 mm of rain across 12.3 wet days and about 15.2 hours of daylight. It is the 2nd-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 19°C by the end. The sky is clear or mostly clear about 18% of the time in August, and the air most often feels dry.

Daylight stretches from about 16 h 24 min at the start of August to 13 h 54 min by month's end. Set against the rest of the year, August is Katrineholm's 5th-clearest and 11th-windiest month. For the whole year in context, see Katrineholm's year-round climate.

Daytime high
21°
2nd warmest
Overnight low
12°
11th coldest
Rainfall
70 mm
12.3 wet days
Daylight
15 h 12 min
4:22 AM – 7:36 PM
Cloud cover
66%
5th clearest
Wind
11 km/h
11th windiest
Solar energy
4.05 kWh/m²
Travel score
6.0
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 August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 22°C in the first days to 19°C by the end.

A typical August day in Katrineholm reaches about 21°C in the afternoon and slips back to 12°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 25°C. Set against its neighbours, August runs about 1°C cooler than July and about 5°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12213
22213
32213
42213
52213
62213
72213
82213
92213
102113
112113
122113
132113
142112
152112
162112
172112
182012
192012
202012
212012
222012
232012
242011
251911
261911
271911
281911
291911
301911
311810

How August really feels in Katrineholm

Once humidity and wind are folded in, August 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

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

Katrineholm weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 2nd-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 August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 20% of August, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24456
34357
44357
54357
64357
74258
84258
94258
104159
114060
124060
133961
143961
153862
163862
173664
183763
193664
203664
213664
223565
233565
243565
253466
263466
273466
283466
293466
303565
313565

Chance of precipitation in August

Any precipitation

Katrineholm gets around 70 mm of rain over 12.3 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 39% and peaks near 41% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
238
338
438
538
638
738
838
938
1038
1138
1238
1338
1438
1538
1639
1739
1839
1939
2040
2140
2240
2341
2441
2541
2641
2740
2840
2940
3039
3138

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 60% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14838122
24938122
34938112
45037112
55037112
65137102
75236102
8543691
9543691
10553681
11553681
12563671
13573571
14573571
15583561
16583561
17593461
18593461
19603361
20613261
21633151
22643150
23653050
24672850
25682750
26692650
27712450
28722350
29742150
30762040
31771940

Wind in August

Winds average 11 km/h in August.

Across August, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 16 h 24 min at the start of August to 13 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 150 minutes over August. Sunrise moves from 3:48 AM to 4:57 AM, and sunset from 8:14 PM to 6:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
116.43:488:14
216.43:518:12
316.33:538:09
416.23:558:07
516.13:578:05
616.03:598:02
716.04:028:00
815.94:047:57
915.84:067:55
1015.74:087:52
1115.64:117:50
1215.64:137:47
1315.54:157:44
1415.44:187:42
1515.34:207:39
1615.24:227:36
1715.14:257:33
1815.14:277:31
1915.04:297:28
2014.94:327:25
2114.84:347:22
2214.74:367:19
2314.64:397:17
2414.54:417:14
2514.54:437:11
2614.44:467:08
2714.34:487:05
2814.24:507:02
2914.14:526:59
3014.04:556:56
3113.94:576:53

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.05 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 — August's 4.05 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.6Bright
44.6Bright
54.6Bright
64.5Bright
74.5Bright
84.4Bright
94.4Bright
104.3Bright
114.3Bright
124.2Bright
134.2Bright
144.1Bright
154.1Bright
164.0Bright
174.0Bright
184.0Moderate
193.9Moderate
203.9Moderate
213.8Moderate
223.8Moderate
233.7Moderate
243.6Moderate
253.6Moderate
263.5Moderate
273.5Moderate
283.4Moderate
293.4Moderate
303.3Moderate
313.3Moderate
Planning a trip in August

Is August a good time to visit Katrineholm?

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

6.0
Sightseeing
2nd-best month of the year
3.4
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Katrineholm for sightseeing.

What to pack for Katrineholm in August

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

In August, Katrineholm sees daytime highs around 21°C and nights near 12°C. Worth packing: rain gear. About 12 days see rain.

rain gear

Sea temperature near Katrineholm in August

The nearest coast averages about 17°C in August — 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 August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 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
August 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).