Anjala weather in December

In December, Anjala sees average daytime highs of -1°C and overnight lows near -5°C, with 54 mm of precipitation across 11.7 wet days and about 5.4 hours of daylight. It is the 10th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 0°C in the first days to -3°C by the end. The sky is clear or mostly clear about 8% of the time in December, and the air most often feels dry.

Daylight stretches from about 5 h 54 min at the start of December to 5 h 24 min by month's end. Set against the rest of the year, December is Anjala's 12th-clearest and 1st-windiest month. For the whole year in context, see Anjala's year-round climate.

Daytime high
-1°
10th warmest
Overnight low
-5°
4th coldest
Precipitation
54 mm
11.7 wet days
Daylight
5 h 18 min
9:29 AM – 2:48 PM
Cloud cover
86%
12th clearest
Wind
13 km/h
1st windiest
Solar energy
0.13 kWh/m²
Travel score
0.0
out of 10

Anjala is settlement in Kouvola, 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 0°C in the first days to -3°C by the end.

A typical December day in Anjala reaches about -1°C in the afternoon and slips back to -5°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between -8°C and 4°C. Set against its neighbours, December runs about 3°C cooler than November and about 2°C warmer than January.

-20°-10°10°151015202531
Avg high (°C)Avg low (°C)
11-3
21-3
30-3
40-3
50-3
60-3
70-4
80-4
90-4
100-4
110-4
120-4
13-1-4
14-1-5
15-1-5
16-1-5
17-1-5
18-1-6
19-1-6
20-2-6
21-2-6
22-2-6
23-2-6
24-2-7
25-2-7
26-2-7
27-2-7
28-2-7
29-2-7
30-3-7
31-3-7

How December really feels in Anjala

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
17 feel bitter (≤ -10°C)

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

Anjala weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-3° / -8°4410.610.86.20.0
Feb-3° / -9°4099.18.50.0
Mar / -6°368.77.811.30.0
Apr / -0°358.92.814.21.5
May15° / 469.90.216.94.7
Jun19° / 10°7011.8018.65.8
Jul22° / 13°6711.6017.96.4
Aug20° / 12°6610.9015.56.1
Sep15° / 539.9012.64.3
Oct / 5710.91.29.71.2
Nov / -1°5411.35.270.0
Dec-1° / -5°5411.79.65.40.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in December, the cloudiest month of the year.

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

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11090
21090
31090
41189
51189
61189
71090
81090
91189
101189
111189
121288
131288
141288
151387
161387
171387
181486
191585
201585
211585
221684
231684
241684
251684
261684
271684
281783
291783
301783
311684

Chance of precipitation in December

Any precipitationSnow

Anjala gets around 54 mm of rain and snow over 11.7 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 37% and peaks near 39% on the wettest days, and about 10 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
13926
23926
33927
43927
53827
63827
73828
83828
93828
103829
113729
123730
133730
143731
153731
163731
173732
183732
193732
203733
213733
223733
233733
243734
253734
263734
273634
283634
293634
303634
313634

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 13 km/h in December, the windiest month of the year.

Across December, 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 December

DaylightNight

Daylight runs from about 5 h 54 min at the start of December to 5 h 24 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 9:06 AM to 9:34 AM, and sunset from 2:59 PM to 2:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
15.99:062:59
25.89:082:58
35.89:102:57
45.79:122:56
55.79:132:55
65.69:152:54
75.69:172:53
85.69:192:52
95.59:202:51
105.59:222:50
115.49:232:50
125.49:252:49
135.49:262:49
145.49:272:49
155.39:282:48
165.39:292:48
175.39:302:48
185.39:312:48
195.39:322:48
205.39:332:49
215.39:332:49
225.39:342:49
235.39:342:50
245.39:352:51
255.39:352:51
265.39:352:52
275.39:352:53
285.39:352:54
295.39:352:55
305.49:352:56
315.49:342:57

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.13 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.13 kWh/m² to a high of 5.4 kWh/m² in June across the year — December's 0.13 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.2Dim
20.2Dim
30.2Dim
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
200.1Dim
210.1Dim
220.1Dim
230.1Dim
240.1Dim
250.1Dim
260.1Dim
270.1Dim
280.1Dim
290.1Dim
300.1Dim
310.1Dim
Planning a trip in December

Is December a good time to visit Anjala?

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
7th-best month of the year

December is a weaker month for outdoor sightseeing in Anjala.

What to pack for Anjala in December

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

In December, Anjala sees daytime highs around -1°C and nights near -5°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 Anjala 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 34 km away) is warmest in August at about 17°C and coldest in February near 0°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
Jan1Bracing
Feb0Bracing
Mar0Bracing
Apr2Bracing
May6Bracing
Jun12Bracing
Jul17Cool
Aug17Cool
Sep14Bracing
Oct10Bracing
Nov7Bracing
Dec4Bracing

UV index in Anjala 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 Anjala peaks around June 20 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 20UV 5Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun5High
Jul5Moderate
Aug4Moderate
Sep2Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Anjala?

Anjala sits at 60.7°N, 26.8°E, 18 m above sea level, in Finland. The nearest listed city is Karhula, 19 km away.

PorvooLahtiHeinola

Topography around Anjala

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

Within 3 km, the terrain around Anjala has only modest variations in elevation — a maximum elevation change of 56 m around an average of 36 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 100 m; within 80 km, only modest variations in elevation — a maximum elevation change of 227 m.

The land around Anjala is covered by trees (61%) within 3 km, trees (67%) and cropland (20%) within 16 km, and trees (54%) and water (35%) within 80 km.

3 km
56 m
16 km
100 m
80 km
227 m
treesgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Karhula 19 km · Kouvola 22 km · Hamina 24 km · Kotka 25 km · Orimattila 61 km · Porvoo 72 km · Lahti 72 km · Heinola 72 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 Anjala (60.6833°, 26.8333°, elevation 18 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).