Oskarshamn weather in January

In January, Oskarshamn sees average daytime highs of 2°C and overnight lows near -2°C, with 33 mm of precipitation across 8.6 wet days and about 7.1 hours of daylight. It is the 12th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 2°C through the month. The sky is clear or mostly clear about 17% of the time in January, and the air most often feels dry.

Daylight stretches from about 6 h 30 min at the start of January to 7 h 54 min by month's end. Set against the rest of the year, January is Oskarshamn's 10th-clearest and 1st-windiest month. For the whole year in context, see Oskarshamn's year-round climate.

Daytime high
12th warmest
Overnight low
-2°
2nd coldest
Precipitation
33 mm
8.6 wet days
Daylight
7 hours
8:33 AM – 3:34 PM
Cloud cover
75%
10th clearest
Wind
17 km/h
1st windiest
Solar energy
0.47 kWh/m²
Travel score
0.0
out of 10

Oskarshamn is urban area in Oskarshamn Municipality, Sweden.

Founded
1856

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 2°C through the month.

A typical January day in Oskarshamn reaches about 2°C in the afternoon and slips back to -2°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 7°C. Set against its neighbours, January runs about 1°C cooler than December and on par with February.

-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
12-2
22-2
32-2
42-2
52-2
62-2
72-2
82-2
92-2
102-2
112-2
122-2
132-2
142-2
152-2
162-2
172-2
182-2
192-2
202-2
212-2
222-2
232-2
242-3
252-3
262-3
272-3
282-3
292-3
302-3
312-3

How January really feels in Oskarshamn

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
wind chill below the day's low

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

Oskarshamn 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 / -2°338.65.47.10.0
Feb / -3°3185.790.0
Mar / -1°287.83.111.40.4
Apr11° / 297.10.913.92.7
May16° / 469.9016.25.0
Jun20° / 10°5710.6017.56.0
Jul22° / 13°7010.80176.6
Aug22° / 13°5810.60156.4
Sep17° / 448.4012.55.5
Oct11° / 489.90.1102.8
Nov / 5010.41.97.70.6
Dec / -1°429.83.86.50.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 9% of January, with mostly cloudy or overcast conditions the remaining 73%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12674
22674
32674
42674
52575
62476
72476
82476
92476
102377
112377
122377
132377
142377
152476
162575
172674
182674
192773
202773
212872
222872
232872
242971
253070
263070
273070
283070
293169
303169
313070

Chance of precipitation in January

Any precipitationSnow

Oskarshamn gets around 33 mm of rain and snow over 8.6 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 28% and peaks near 31% on the wettest days, and about 5 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
13117
23117
33117
43117
53117
63016
73016
83016
92916
102916
112815
122815
132715
142715
152615
162615
172516
182516
192516
202517
212517
222618
232618
242719
252719
262820
272820
282920
292921
302921
313021

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 17 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light 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 January

DaylightNight

Daylight runs from about 6 h 30 min at the start of January to 7 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 84 minutes over January. Sunrise moves from 8:44 AM to 8:10 AM, and sunset from 3:11 PM to 4:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
16.58:443:11
26.58:433:12
36.58:433:14
46.58:433:15
56.68:423:16
66.68:423:18
76.68:413:19
86.78:403:20
96.78:403:22
106.78:393:24
116.88:383:25
126.88:373:27
136.98:363:29
146.98:353:30
157.08:343:32
167.08:333:34
177.18:323:36
187.18:303:38
197.28:293:40
207.28:283:42
217.38:263:44
227.48:253:46
237.48:233:48
247.58:223:50
257.58:203:52
267.68:193:54
277.78:173:57
287.78:153:59
297.88:134:01
307.98:124:03
317.98:104:05

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 0.47 kWh/m².

For context, solar energy here swings from a low near 0.3 kWh/m² to a high of 5.89 kWh/m² in June across the year — January's 0.47 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
70.4Dim
80.4Dim
90.4Dim
100.4Dim
110.4Dim
120.4Dim
130.4Dim
140.4Dim
150.4Dim
160.5Dim
170.5Dim
180.5Dim
190.5Dim
200.5Dim
210.5Dim
220.6Dim
230.6Dim
240.6Dim
250.6Dim
260.6Dim
270.7Dim
280.7Dim
290.7Dim
300.7Dim
310.8Dim
Planning a trip in January

Is January a good time to visit Oskarshamn?

Our two travel scores rate January 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

January is a weaker month for outdoor sightseeing in Oskarshamn.

What to pack for Oskarshamn in January

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

In January, Oskarshamn sees daytime highs around 2°C and nights near -2°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 9 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Oskarshamn in January

The nearest coast averages about 3°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 16 km away) is warmest in August at about 18°C and coldest in March near 2°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
Jan3Bracing
Feb2Bracing
Mar2Bracing
Apr4Bracing
May8Bracing
Jun13Bracing
Jul17Cool
Aug18Cool
Sep15Bracing
Oct11Bracing
Nov7Bracing
Dec5Bracing

UV index in Oskarshamn 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 Oskarshamn peaks around June 17 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 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 17UV 5Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May5Moderate
Jun6High
Jul5Moderate
Aug5Moderate
Sep3Moderate
Oct1Low
Nov1Low
Dec0Low
Location & terrain

Where is Oskarshamn?

Oskarshamn sits at 57.3°N, 16.4°E, 22 m above sea level, in Sweden. The nearest listed city is Västervik, 56 km away.

VäxjöNässjöVisbyKarlskronaLinköpingHuskvarna

Topography around Oskarshamn

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

Within 3 km, the terrain around Oskarshamn has only modest variations in elevation — a maximum elevation change of 62 m around an average of 20 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 103 m; within 80 km, significant variations in elevation — a maximum elevation change of 318 m.

The land around Oskarshamn is covered by trees (59%) within 3 km, trees (57%) and water (36%) within 16 km, and trees (54%) and water (35%) within 80 km.

3 km
62 m
16 km
103 m
80 km
318 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: Västervik 56 km · Kalmar 67 km · Växjö 108 km · Nässjö 113 km · Visby 118 km · Karlskrona 133 km · Linköping 137 km · Huskvarna 141 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 Oskarshamn (57.2645°, 16.4484°, elevation 22 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).