Mikkeli weather in October

In October, Mikkeli sees average daytime highs of 7°C and overnight lows near 3°C, with 56 mm of precipitation across 11.1 wet days and about 9.6 hours of daylight. It is the 6th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 10°C in the first days to 4°C by the end. The sky is clear or mostly clear about 9% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 06 min at the start of October to 8 h 06 min by month's end. Set against the rest of the year, October is Mikkeli's 8th-clearest and 4th-windiest month. For the whole year in context, see Mikkeli's year-round climate.

Daytime high
6th warmest
Overnight low
7th coldest
Precipitation
56 mm
11.1 wet days
Daylight
9 h 36 min
7:08 AM – 4:44 PM
Cloud cover
81%
8th clearest
Wind
13 km/h
4th windiest
Solar energy
0.88 kWh/m²
Travel score
0.8
out of 10
Air quality
Excellent
PM10 12.5 µg/m³ · 2015

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 10°C in the first days to 4°C by the end.

A typical October day in Mikkeli reaches about 7°C in the afternoon and slips back to 3°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 2°C and 11°C. Set against its neighbours, October runs about 7°C cooler than September and about 5°C warmer than November.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
1105
2105
3105
4105
595
695
794
894
984
1084
1184
1273
1373
1473
1573
1662
1762
1862
1962
2052
2152
2251
2351
2451
2551
2641
2741
2841
2941
3040
3140

How October really feels in Mikkeli

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 19 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
19
wind chill below the day's low

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

Mikkeli weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-5° / -9°3910.411.15.90.0
Feb-4° / -10°328.59.48.40.0
Mar / -6°329.18.711.30.0
Apr / -1°348.73.714.30.7
May13° / 499.80.317.23.8
Jun18° / 11°7612.8018.95.3
Jul21° / 13°8212.8018.25.9
Aug19° / 12°7612.7015.65.6
Sep14° / 5410.7012.63.6
Oct / 5611.11.99.60.8
Nov / -2°5111.16.46.80.0
Dec-2° / -6°4611.610.850.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 10% of October, with mostly cloudy or overcast conditions the remaining 81%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12278
22278
32377
42377
52278
62179
72179
82179
92179
102278
112179
122179
132179
142179
152179
162080
171981
181981
191981
201882
211783
221684
231684
241684
251684
261684
271585
281585
291585
301585
311585

Chance of precipitation in October

Any precipitationSnow

Mikkeli gets around 56 mm of rain and snow over 11.1 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 36% and peaks near 38% on the wettest days, and about 2 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1340
2350
3351
4361
5361
6361
7362
8362
9362
10363
11363
12354
13354
14354
15345
16345
17346
18346
19347
20348
21358
22359
233510
243610
253611
263711
273712
283712
293713
303813
313814

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 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 October

Winds average 13 km/h in October.

Across October, daily wind ranges from about 12 km/h on the calmest days to 13 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
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 06 min at the start of October to 8 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 180 minutes over October. Sunrise moves from 6:28 AM to 7:51 AM, and sunset from 5:32 PM to 3:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:285:32
211.06:305:29
310.96:335:26
410.86:365:22
510.76:385:19
610.66:415:16
710.56:445:12
810.46:465:09
910.36:495:06
1010.26:525:03
1110.16:554:59
1210.06:574:56
139.97:004:53
149.87:034:50
159.77:064:47
169.67:084:44
179.57:114:40
189.47:144:37
199.37:174:34
209.27:204:31
219.17:224:28
229.07:254:25
238.97:284:22
248.87:314:19
258.77:344:16
268.67:364:13
278.57:394:10
288.47:424:07
298.37:454:04
308.27:484:01
318.17:513:58

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 0.88 kWh/m².

For context, solar energy here swings from a low near 0.1 kWh/m² to a high of 5.33 kWh/m² in June across the year — October's 0.88 kWh/m² falls in the middle.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.4Dim
21.4Dim
31.3Dim
41.3Dim
51.3Dim
61.2Dim
71.2Dim
81.1Dim
91.1Dim
101.1Dim
111.0Dim
121.0Dim
131.0Dim
140.9Dim
150.9Dim
160.9Dim
170.8Dim
180.8Dim
190.8Dim
200.8Dim
210.7Dim
220.7Dim
230.7Dim
240.7Dim
250.6Dim
260.6Dim
270.6Dim
280.6Dim
290.5Dim
300.5Dim
310.5Dim
Planning a trip in October

Is October a good time to visit Mikkeli?

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

0.8
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 Mikkeli.

What to pack for Mikkeli in October

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

In October, Mikkeli sees daytime highs around 7°C and nights near 3°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 11 days see rain.

a warm layera heavy coatrain gear

UV index in Mikkeli 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 Mikkeli peaks around June 21 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 21UV 5Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar1Low
Apr3Moderate
May4Moderate
Jun5Moderate
Jul5Moderate
Aug4Moderate
Sep2Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Mikkeli?

Mikkeli sits at 61.7°N, 27.3°E, 85 m above sea level, in Finland. The nearest listed city is Pieksämäki, 68 km away.

PieksämäkiVarkausHeinolaLappeenrantaSavonlinnaKouvolaImatraJyväskylä

Topography around Mikkeli

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

Within 3 km, the terrain around Mikkeli has only modest variations in elevation — a maximum elevation change of 57 m around an average of 94 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 110 m; within 80 km, only modest variations in elevation — a maximum elevation change of 184 m.

The land around Mikkeli is covered by trees (56%) and artificial surfaces (25%) within 3 km, trees (77%) within 16 km, and trees (74%) and water (22%) within 80 km.

3 km
57 m
16 km
110 m
80 km
184 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Pieksämäki 68 km · Varkaus 76 km · Heinola 85 km · Lappeenranta 85 km · Savonlinna 87 km · Kouvola 96 km · Imatra 97 km · Jyväskylä 102 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 Mikkeli (61.6886°, 27.2723°, elevation 85 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).