Uddevalla weather in December

In December, Uddevalla sees average daytime highs of 3°C and overnight lows near -1°C, with 70 mm of precipitation across 12 wet days and about 6.2 hours of daylight. It is the 10th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 4°C in the first days to 2°C by the end. The sky is clear or mostly clear about 14% of the time in December, and the air most often feels dry.

Daylight stretches from about 6 h 36 min at the start of December to 6 h 06 min by month's end. Set against the rest of the year, December is Uddevalla's 11th-clearest and 3rd-windiest month. For the whole year in context, see Uddevalla's year-round climate.

Daytime high
10th warmest
Overnight low
-1°
3rd coldest
Precipitation
70 mm
12 wet days
Daylight
6 h 06 min
9:06 AM – 3:11 PM
Cloud cover
77%
11th clearest
Wind
14 km/h
3rd windiest
Solar energy
0.25 kWh/m²
Travel score
0.0
out of 10

Uddevalla is urban area in Uddevalla Municipality, Sweden.

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 4°C in the first days to 2°C by the end.

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

-15°-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
140
240
340
440
540
640
730
83-1
93-1
103-1
113-1
123-1
133-1
143-1
153-1
163-1
173-2
183-2
192-2
202-2
212-2
222-2
232-2
242-2
252-2
262-2
272-2
282-2
292-2
302-3
312-3

How December really feels in Uddevalla

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
wind chill below the day's low

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

Uddevalla weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°6711.85.96.80.0
Feb / -3°509.45.58.90.0
Mar / -1°479.14.111.40.4
Apr11° / 539.51.1142.6
May16° / 7011.40.116.44.7
Jun19° / 10°10013.2017.85.5
Jul21° / 12°9812.9017.26.1
Aug20° / 12°10514.1015.15.7
Sep16° / 8311.9012.54.7
Oct11° / 8413.40.59.92.3
Nov / 6512.42.17.50.4
Dec / -1°70124.66.20.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 10% of December, with mostly cloudy or overcast conditions the remaining 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12080
22080
32179
42179
52179
62179
72179
82179
92278
102278
112278
122377
132476
142476
152476
162575
172575
182575
192575
202674
212674
222674
232674
242674
252674
262674
272674
282674
292575
302575
312476

Chance of precipitation in December

Any precipitationSnow

Uddevalla gets around 70 mm of rain and snow over 12 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 42% on the wettest days, and about 5 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
14213
24213
34213
44113
54113
64112
74012
84012
94012
103912
113912
123812
133711
143711
153612
163612
173613
183613
193614
203715
213716
223716
233717
243817
253817
263818
273818
283918
294019
304019
314119

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 14 km/h in December.

Across December, daily wind ranges from about 13 km/h on the calmest days to 14 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
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 6 h 36 min at the start of December to 6 h 06 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 8:45 AM to 9:11 AM, and sunset from 3:19 PM to 3:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
16.68:453:19
26.58:473:18
36.58:493:17
46.48:503:16
56.48:523:15
66.48:533:15
76.38:553:14
86.38:563:13
96.28:583:13
106.28:593:12
116.29:003:12
126.29:023:12
136.19:033:11
146.19:043:11
156.19:053:11
166.19:063:11
176.19:073:11
186.19:073:11
196.19:083:11
206.09:093:12
216.09:093:12
226.09:103:12
236.09:103:13
246.09:113:14
256.19:113:14
266.19:113:15
276.19:113:16
286.19:113:17
296.19:113:18
306.19:113:19
316.19:113:20

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.25 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.25 kWh/m² to a high of 5.8 kWh/m² in June across the year — December's 0.25 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.3Dim
20.3Dim
30.3Dim
40.3Dim
50.3Dim
60.3Dim
70.3Dim
80.3Dim
90.3Dim
100.3Dim
110.3Dim
120.3Dim
130.3Dim
140.3Dim
150.3Dim
160.3Dim
170.3Dim
180.3Dim
190.3Dim
200.3Dim
210.3Dim
220.3Dim
230.3Dim
240.3Dim
250.3Dim
260.3Dim
270.3Dim
280.3Dim
290.3Dim
300.3Dim
310.3Dim
Planning a trip in December

Is December a good time to visit Uddevalla?

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

0.0
Sightseeing
10th-best month of the year
0.0
Beach & pool
8th-best month of the year

December is a weaker month for outdoor sightseeing in Uddevalla.

What to pack for Uddevalla in December

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

In December, Uddevalla sees daytime highs around 3°C and nights near -1°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 Uddevalla in December

The nearest coast averages about 6°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 41 km away) 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
Jan4Bracing
Feb3Bracing
Mar3Bracing
Apr6Bracing
May11Bracing
Jun15Bracing
Jul17Cool
Aug18Cool
Sep15Cool
Oct12Bracing
Nov9Bracing
Dec6Bracing

UV index in Uddevalla 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 Uddevalla peaks around June 17 at about 5 (moderate) — 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 4 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateLowJun 17UV 5Dec 20UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May5Moderate
Jun5Moderate
Jul5Moderate
Aug5Moderate
Sep3Moderate
Oct1Low
Nov1Low
Dec0Low
Location & terrain

Where is Uddevalla?

Uddevalla sits at 58.3°N, 11.9°E, 13 m above sea level, in Sweden. The nearest listed city is Trollhättan, 21 km away.

Topography around Uddevalla

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

Within 3 km, the terrain around Uddevalla has only modest variations in elevation — a maximum elevation change of 139 m around an average of 60 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 187 m; within 80 km, significant variations in elevation — a maximum elevation change of 278 m.

The land around Uddevalla is covered by trees (62%) and artificial surfaces (21%) within 3 km, trees (68%) within 16 km, and trees (47%) and water (34%) within 80 km.

3 km
139 m
16 km
187 m
80 km
278 m
treesgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Trollhättan 21 km · Vänersborg 23 km · Kungälv 53 km · Alingsås 58 km · Björlanda 65 km · Lerum 67 km · Partille 68 km · Gothenburg 71 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 Uddevalla (58.3478°, 11.9424°, elevation 13 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).