Kalmar weather in October

In October, Kalmar sees average daytime highs of 11°C and overnight lows near 6°C, with 50 mm of precipitation across 9.6 wet days and about 10 hours of daylight. It is the 6th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 14°C in the first days to 9°C by the end. The sky is clear or mostly clear about 19% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 12 min at the start of October to 8 h 54 min by month's end. Set against the rest of the year, October is Kalmar's 8th-clearest and 5th-windiest month. For the whole year in context, see Kalmar's year-round climate.

Daytime high
11°
6th warmest
Overnight low
7th coldest
Precipitation
50 mm
9.6 wet days
Daylight
10 hours
6:39 AM – 4:41 PM
Cloud cover
70%
8th clearest
Wind
16 km/h
5th windiest
Solar energy
1.43 kWh/m²
Travel score
2.8
out of 10

Kalmar is city in Kalmar Municipality, Sweden.

Founded
1100

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 14°C in the first days to 9°C by the end.

A typical October day in Kalmar reaches about 11°C in the afternoon and slips back to 6°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 15°C. Set against its neighbours, October runs about 5°C cooler than September and about 5°C warmer than November.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
1148
2148
3148
4138
5138
6137
7137
8137
9127
10127
11127
12127
13126
14116
15116
16116
17116
18116
19116
20106
21105
22105
23105
24105
25105
2695
2795
2895
2995
3094
3194

How October really feels in Kalmar

Once humidity and wind are folded in, October 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

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

Kalmar weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°369.25.37.20.0
Feb / -2°348.46.39.10.0
Mar / -1°297.6311.40.3
Apr10° / 287.2113.92.3
May15° / 459.7016.14.5
Jun19° / 11°5310.4017.45.9
Jul21° / 13°6610.3016.96.5
Aug21° / 13°5910.6014.96.3
Sep17° / 10°458.9012.55.3
Oct11° / 509.60.1102.8
Nov / 5211.11.87.80.6
Dec / -0°4410.146.60.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 68%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23466
33565
43466
53466
63565
73565
83466
93565
103565
113565
123565
133565
143466
153466
163466
173367
183268
193268
203268
213070
223070
233070
242971
252971
262971
272971
282971
292872
302872
312773

Chance of precipitation in October

Any precipitationSnow

Kalmar gets around 50 mm of rain and snow over 9.6 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 31% and peaks near 36% on the wettest days, and about 0 day brings snow. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1290
2290
3290
4290
5290
6290
7290
8290
9290
10290
11290
12290
13290
14300
15300
16310
17310
18320
19320
20320
21330
22331
23341
24341
25341
26341
27351
28351
29351
30362
31362

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1955
2964
3964
4964
5973
6973
7982
8982
9982
10982
11991
12991
13991
14991
15991
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in October

Winds average 16 km/h in October.

Across October, daily wind ranges from about 16 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
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 12 min at the start of October to 8 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 138 minutes over October. Sunrise moves from 6:06 AM to 7:12 AM, and sunset from 5:21 PM to 4:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:065:21
211.26:085:18
311.16:105:15
411.06:135:13
510.96:155:10
610.86:175:07
710.86:195:04
810.76:215:02
910.66:234:59
1010.56:254:56
1110.46:284:54
1210.46:304:51
1310.36:324:48
1410.26:344:46
1510.16:364:43
1610.06:394:41
1710.06:414:38
189.96:434:36
199.86:454:33
209.76:474:30
219.66:504:28
229.66:524:26
239.56:544:23
249.46:564:21
259.36:584:18
269.37:014:16
279.27:034:14
289.17:054:11
299.07:074:09
309.07:104:07
318.97:124:04

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 1.43 kWh/m².

For context, solar energy here swings from a low near 0.31 kWh/m² to a high of 5.88 kWh/m² in June across the year — October's 1.43 kWh/m² falls in the middle.

0123151015202531
Solar energy (kWh/m²)Level
12.1Moderate
22.0Moderate
32.0Dim
41.9Dim
51.9Dim
61.9Dim
71.8Dim
81.8Dim
91.7Dim
101.7Dim
111.6Dim
121.6Dim
131.6Dim
141.5Dim
151.5Dim
161.4Dim
171.4Dim
181.3Dim
191.3Dim
201.3Dim
211.2Dim
221.2Dim
231.2Dim
241.1Dim
251.1Dim
261.1Dim
271.0Dim
281.0Dim
291.0Dim
300.9Dim
310.9Dim
Planning a trip in October

Is October a good time to visit Kalmar?

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

2.8
Sightseeing
6th-best month of the year
0.0
Beach & pool
6th-best month of the year

October is a weaker month for outdoor sightseeing in Kalmar.

What to pack for Kalmar in October

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

In October, Kalmar sees daytime highs around 11°C and nights near 6°C. Pack a warm layer. Worth having: rain gear. About 10 days see rain.

a warm layerrain gear

Sea temperature near Kalmar in October

The nearest coast averages about 11°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 18°C and coldest in February near 3°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
Feb3Bracing
Mar3Bracing
Apr4Bracing
May8Bracing
Jun13Bracing
Jul16Cool
Aug18Cool
Sep15Bracing
Oct11Bracing
Nov8Bracing
Dec5Bracing

UV index in Kalmar in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kalmar peaks around June 18 at about 5 (high) — a little sun protection helps at midday. It bottoms out near December 20 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 18UV 5Dec 20UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May5Moderate
Jun6High
Jul5Moderate
Aug5Moderate
Sep3Moderate
Oct1Low
Nov1Low
Dec0Low
Location & terrain

Where is Kalmar?

Kalmar sits at 56.7°N, 16.4°E, 7 m above sea level, in Sweden. The nearest listed city is Oskarshamn, 67 km away.

KarlshamnVästervikLjungbyNässjöVärnamo

Topography around Kalmar

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

Within 3 km, the terrain around Kalmar has only modest variations in elevation — a maximum elevation change of 22 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 67 m; within 80 km, significant variations in elevation — a maximum elevation change of 306 m.

The land around Kalmar is covered by water (59%) and artificial surfaces (20%) within 3 km, water (34%), trees (26%) and grassland (22%) within 16 km, and trees (48%) and water (40%) within 80 km.

3 km
22 m
16 km
67 m
80 km
306 m
treesgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: Oskarshamn 67 km · Karlskrona 73 km · Växjö 98 km · Karlshamn 107 km · Västervik 123 km · Ljungby 149 km · Nässjö 149 km · Värnamo 152 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 Kalmar (56.6616°, 16.3616°, elevation 7 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).