Kaarela weather in December

In December, Kaarela sees average daytime highs of 0°C and overnight lows near -4°C, with 56 mm of precipitation across 12.2 wet days and about 5.6 hours of daylight. It is the 10th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 1°C in the first days to -1°C by the end. The sky is clear or mostly clear about 10% of the time in December, and the air most often feels dry.

Daylight stretches from about 6 hours at the start of December to 5 h 30 min by month's end. Set against the rest of the year, December is Kaarela's 10th-clearest and 1st-windiest month. For the whole year in context, see Kaarela's year-round climate.

Daytime high
10th warmest
Overnight low
-4°
4th coldest
Precipitation
56 mm
12.2 wet days
Daylight
5 h 30 min
9:32 AM – 3:01 PM
Cloud cover
82%
10th clearest
Wind
16 km/h
1st windiest
Solar energy
0.16 kWh/m²
Travel score
0.0
out of 10

Kaarela is city district and the 33rd neighbourhood of Helsinki, Finland.

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 1°C in the first days to -1°C by the end.

A typical December day in Kaarela reaches about 0°C in the afternoon and slips back to -4°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between -6°C and 5°C. Set against its neighbours, December runs about 3°C cooler than November and about 2°C warmer than January.

-15°-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
12-2
22-2
31-2
41-2
51-2
61-2
71-2
81-2
91-3
101-3
111-3
121-3
131-3
140-3
150-3
160-4
170-4
180-4
190-4
200-4
210-4
22-1-5
23-1-5
24-1-5
25-1-5
26-1-5
27-1-5
28-1-5
29-1-5
30-1-5
31-1-5

How December really feels in Kaarela

Once humidity and wind are folded in, December 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
12 feel bitter (≤ -10°C)

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

Kaarela weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-2° / -6°4810.910.16.30.0
Feb-2° / -8°409.28.48.60.0
Mar / -5°378.56.911.30.0
Apr / 378.72.414.21.3
May14° / 448.90.116.84.3
Jun18° / 10°7211.8018.45.6
Jul21° / 14°7611.9017.86.3
Aug20° / 12°7612.3015.45.9
Sep15° / 5810.4012.64.3
Oct / 5911.10.89.71.5
Nov / -0°5911.54.67.10.0
Dec / -4°5612.295.60.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 7% of December, with mostly cloudy or overcast conditions the remaining 83%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11585
21486
31486
41486
51585
61585
71486
81486
91585
101585
111585
121585
131684
141684
151783
161783
171783
181882
192080
202080
212080
222080
232080
242080
252080
262080
272080
282080
291981
301981
311981

Chance of precipitation in December

Any precipitationSnow

Kaarela gets around 56 mm of rain and snow over 12.2 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 39% and peaks near 39% on the wettest days, and about 9 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
13923
23923
33924
43924
53924
63925
73925
83926
93927
103927
113928
123928
133828
143829
153829
163829
173830
183830
193830
203831
213931
223932
233932
243932
253932
263932
273932
283932
293832
303833
313833

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December 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 December

Winds average 16 km/h in December, the windiest month of the year.

Across December, 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 December

DaylightNight

Daylight runs from about 6 hours at the start of December to 5 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over December. Sunrise moves from 9:09 AM to 9:37 AM, and sunset from 3:11 PM to 3:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
16.09:093:11
26.09:113:10
35.99:133:09
45.99:153:08
55.89:173:07
65.89:193:06
75.79:203:05
85.79:223:04
95.79:243:03
105.69:253:03
115.69:263:02
125.69:283:02
135.59:293:01
145.59:303:01
155.59:313:01
165.59:323:01
175.59:333:01
185.49:343:01
195.49:353:01
205.49:363:01
215.49:363:02
225.49:373:02
235.49:373:03
245.49:383:03
255.49:383:04
265.49:383:05
275.59:383:06
285.59:383:06
295.59:383:07
305.59:383:09
315.59:373:10

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.16 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.16 kWh/m² to a high of 5.82 kWh/m² in June across the year — December's 0.16 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.2Dim
20.2Dim
30.2Dim
40.2Dim
50.2Dim
60.2Dim
70.2Dim
80.2Dim
90.2Dim
100.2Dim
110.2Dim
120.2Dim
130.2Dim
140.2Dim
150.2Dim
160.2Dim
170.2Dim
180.2Dim
190.2Dim
200.2Dim
210.2Dim
220.2Dim
230.2Dim
240.2Dim
250.2Dim
260.2Dim
270.2Dim
280.2Dim
290.2Dim
300.2Dim
310.2Dim
Planning a trip in December

Is December a good time to visit Kaarela?

Our two travel scores rate December 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

December is a weaker month for outdoor sightseeing in Kaarela.

What to pack for Kaarela in December

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

In December, Kaarela sees daytime highs around 0°C and nights near -4°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 12 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Kaarela in December

The nearest coast averages about 4°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 14 km away) is warmest in August at about 17°C and coldest in March near 1°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan2Bracing
Feb1Bracing
Mar1Bracing
Apr2Bracing
May6Bracing
Jun11Bracing
Jul16Cool
Aug17Cool
Sep14Bracing
Oct10Bracing
Nov7Bracing
Dec4Bracing

UV index in Kaarela in December

LowModerateHighVery highExtreme

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

Under clear skies, the midday UV index in Kaarela peaks around June 18 at about 5 (high) — a little sun protection helps at midday. It bottoms out near January 1 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 18UV 5Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun5High
Jul5Moderate
Aug4Moderate
Sep2Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Kaarela?

Kaarela sits at 60.3°N, 24.9°E, 35 m above sea level, in Finland. The nearest listed city is Myyrmäki, 3.0 km away.

Topography around Kaarela

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

Within 3 km, the terrain around Kaarela has only modest variations in elevation — a maximum elevation change of 66 m around an average of 33 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 111 m; within 80 km, only modest variations in elevation — a maximum elevation change of 193 m.

The land around Kaarela is covered by trees (60%) and artificial surfaces (33%) within 3 km, trees (51%) and artificial surfaces (20%) within 16 km, and trees (44%) and water (43%) within 80 km.

3 km
66 m
16 km
111 m
80 km
193 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Myyrmäki 3.0 km · Pitäjänmäki 3.0 km · Haaga 4.0 km · Oulunkylä 5.0 km · Leppävaara 6.0 km · Munkkiniemi 6.0 km · Taka-Töölö 8.0 km · Suutarila 8.0 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 Kaarela (60.2517°, 24.8811°, elevation 35 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).