Kajaani weather in January

In January, Kajaani sees average daytime highs of -7°C and overnight lows near -12°C, with 36 mm of precipitation across 9.3 wet days and about 4.9 hours of daylight. It is the 12th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about -6°C in the first days to -8°C by the end. The sky is clear or mostly clear about 8% of the time in January, and the air most often feels dry.

Daylight stretches from about 3 h 42 min at the start of January to 6 h 18 min by month's end. Set against the rest of the year, January is Kajaani's 10th-clearest and 3rd-windiest month. For the whole year in context, see Kajaani's year-round climate.

Daytime high
-7°
12th warmest
Overnight low
-12°
2nd coldest
Precipitation
36 mm
9.3 wet days
Daylight
4 h 48 min
9:54 AM – 2:43 PM
Cloud cover
87%
10th clearest
Wind
13 km/h
3rd windiest
Solar energy
0.13 kWh/m²
Travel score
0.0
out of 10

Kajaani is urban area and center of Kajaani, Kainuu, Finland.

Air quality
Excellent
PM10 13.8 µg/m³ · 2018

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about -6°C in the first days to -8°C by the end.

A typical January day in Kajaani reaches about -7°C in the afternoon and slips back to -12°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between -17°C and 1°C. Set against its neighbours, January runs about 3°C cooler than December and on par with February.

-30°-20°-10°151015202531
Avg high (°C)Avg low (°C)
1-6-11
2-6-11
3-6-11
4-6-11
5-6-11
6-6-11
7-6-11
8-6-11
9-6-11
10-6-11
11-6-11
12-6-11
13-6-11
14-6-11
15-6-11
16-6-11
17-7-12
18-7-12
19-7-12
20-7-12
21-7-12
22-7-13
23-7-13
24-7-13
25-8-13
26-8-13
27-8-13
28-8-13
29-8-13
30-8-13
31-8-13

How January really feels in Kajaani

Once humidity and wind are folded in, January averages 0 days that feel above 32°C and 31 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
31
31 feel bitter (≤ -10°C)

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

Kajaani weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-7° / -12°369.311.24.90.0
Feb-6° / -12°298.69.67.90.0
Mar-1° / -8°328.79.511.20.0
Apr / -3°328.65.714.60.3
May11° / 5510.91.317.92.7
Jun17° / 7412.90.120.24.8
Jul19° / 12°9214.1019.25.5
Aug17° / 11°7412.8016.15.1
Sep12° / 6411.80.112.72.8
Oct / 5711.83.89.30.3
Nov-1° / -4°5211.18.760.0
Dec-4° / -9°4711.6123.80.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 6% of January, with mostly cloudy or overcast conditions the remaining 87%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11189
21189
31189
41189
51189
61189
71189
81189
91288
101387
111387
121387
131387
141387
151387
161387
171387
181387
191486
201486
211486
221486
231585
241585
251486
261486
271585
281684
291684
301684
311684

Chance of precipitation in January

Any precipitationSnow

Kajaani gets around 36 mm of rain and snow over 9.3 wet days in January. 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 33% on the wettest days, and about 11 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
13338
23338
33338
43338
53338
63238
73238
83239
93239
103239
113238
123238
133238
143137
153137
163036
173036
183035
192935
202935
212935
222934
232934
242934
252934
262934
273035
283035
293136
303136
313237

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January 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 January

Winds average 13 km/h in January.

Across January, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light 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 January

DaylightNight

Daylight runs from about 3 h 42 min at the start of January to 6 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 156 minutes over January. Sunrise moves from 10:20 AM to 9:13 AM, and sunset from 2:04 PM to 3:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
13.710:202:04
23.810:192:06
33.810:182:08
43.910:172:10
54.010:152:13
64.010:142:15
74.110:122:17
84.210:112:20
94.210:092:23
104.310:072:25
114.410:052:28
124.510:032:31
134.610:012:34
144.69:582:37
154.79:562:40
164.89:542:43
174.99:512:46
185.09:492:49
195.19:462:52
205.29:442:56
215.39:412:59
225.49:393:02
235.59:363:05
245.69:333:09
255.79:303:12
265.89:283:15
275.99:253:19
286.09:223:22
296.19:193:25
306.29:163:29
316.39:133:32

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 0.13 kWh/m².

For context, solar energy here swings from a low near 0.04 kWh/m² to a high of 5.16 kWh/m² in June across the year — January's 0.13 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.1Dim
20.1Dim
30.1Dim
40.1Dim
50.1Dim
60.1Dim
70.1Dim
80.1Dim
90.1Dim
100.1Dim
110.1Dim
120.1Dim
130.1Dim
140.1Dim
150.1Dim
160.1Dim
170.1Dim
180.1Dim
190.1Dim
200.2Dim
210.2Dim
220.2Dim
230.2Dim
240.2Dim
250.2Dim
260.2Dim
270.3Dim
280.3Dim
290.3Dim
300.3Dim
310.3Dim
Planning a trip in January

Is January a good time to visit Kajaani?

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

0.0
Sightseeing
8th-best month of the year
0.0
Beach & pool
6th-best month of the year

January is a weaker month for outdoor sightseeing in Kajaani.

What to pack for Kajaani in January

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

In January, Kajaani sees daytime highs around -7°C and nights near -12°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 9 days see rain.

a warm layera heavy coatrain gear

UV index in Kajaani in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 0. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kajaani peaks around July 15 at about 4 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateLowJul 15UV 4Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb0Low
Mar1Low
Apr3Moderate
May4Moderate
Jun4Moderate
Jul5Moderate
Aug4Moderate
Sep2Low
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Kajaani?

Kajaani sits at 64.2°N, 27.7°E, 145 m above sea level, in Finland. The nearest listed city is Iisalmi, 79 km away.

IisalmiSiilinjärviOuluKostomukshaKuopioHaukipudasYlivieskaRaahe

Topography around Kajaani

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

Within 3 km, the terrain around Kajaani has only modest variations in elevation — a maximum elevation change of 84 m around an average of 154 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 165 m; within 80 km, significant variations in elevation — a maximum elevation change of 377 m.

The land around Kajaani is covered by trees (66%) within 3 km, trees (66%) and water (25%) within 16 km, and trees (79%) within 80 km.

3 km
84 m
16 km
165 m
80 km
377 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: Iisalmi 79 km · Siilinjärvi 127 km · Oulu 139 km · Kostomuksha 142 km · Kuopio 148 km · Haukipudas 155 km · Ylivieska 155 km · Raahe 164 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 Kajaani (64.2273°, 27.7285°, elevation 145 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).