Weilheim weather in January

In January, Weilheim sees average daytime highs of 2°C and overnight lows near -5°C, with 80 mm of precipitation across 11.9 wet days and about 8.6 hours of daylight. It is the 12th-warmest and 11th-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 27% of the time in January, and the air most often feels dry.

Daylight stretches from about 8 h 18 min at the start of January to 9 h 12 min by month's end. Set against the rest of the year, January is Weilheim's 6th-clearest and 2nd-windiest month. For the whole year in context, see Weilheim's year-round climate.

Daytime high
12th warmest
Overnight low
-5°
1st coldest
Precipitation
80 mm
11.9 wet days
Daylight
8 h 36 min
8:07 AM – 4:43 PM
Cloud cover
64%
6th clearest
Wind
8 km/h
2nd windiest
Solar energy
1.34 kWh/m²
Travel score
0.0
out of 10

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 Weilheim reaches about 2°C in the afternoon and slips back to -5°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between -4°C and 8°C. Set against its neighbours, January runs on par with December and about 1°C cooler than February.

-15°-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
12-5
22-5
32-5
42-5
52-5
62-5
72-5
82-5
92-5
102-5
112-5
122-5
132-5
142-5
152-5
162-5
172-5
182-6
192-6
202-6
212-6
222-6
232-6
242-6
252-6
262-6
272-6
282-6
292-6
302-6
312-6

How January really feels in Weilheim

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.

Weilheim weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°8011.99.68.60.0
Feb / -5°7311.69.69.90.0
Mar / -1°9714.78.411.61.1
Apr12° / 10314.85.213.42.9
May17° / 16018.8114.94.3
Jun20° / 11°16918.2015.75.0
Jul22° / 13°16417.1015.45.6
Aug21° / 13°15816.6014.15.6
Sep17° / 12414.30.112.44.9
Oct13° / 9212.81.910.63.3
Nov / 8711.65.79.10.8
Dec / -4°8713.29.28.30.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 10% of January, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23664
33664
43664
53664
63763
73763
83763
93862
103862
113862
123862
133961
143961
153862
163862
173862
183961
193961
203961
213862
223862
233862
243763
253664
263664
273664
283664
293565
303565
313565

Chance of precipitation in January

Any precipitationSnow

Weilheim gets around 80 mm of rain and snow over 11.9 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 38% and peaks near 42% on the wettest days, and about 10 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
14229
24229
34229
44229
54229
64128
74128
84028
93928
103827
113727
123727
133627
143628
153528
163529
173529
183530
193531
203531
213632
223632
233633
243733
253734
263734
273834
283834
293934
303934
313935

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 8 km/h in January.

Across January, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 8 h 18 min at the start of January to 9 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over January. Sunrise moves from 8:11 AM to 7:53 AM, and sunset from 4:26 PM to 5:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.38:114:26
28.38:114:27
38.38:114:28
48.38:114:29
58.38:114:30
68.38:114:31
78.48:104:32
88.48:104:33
98.48:104:34
108.48:104:35
118.58:094:36
128.58:094:38
138.58:084:39
148.58:084:40
158.68:074:41
168.68:074:43
178.68:064:44
188.78:054:45
198.78:054:47
208.78:044:48
218.88:034:49
228.88:024:51
238.88:024:52
248.98:014:54
258.98:004:55
269.07:594:57
279.07:584:58
289.07:575:00
299.17:565:01
309.17:545:03
319.27:535:04

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.34 kWh/m².

For context, solar energy here swings from a low near 1.06 kWh/m² to a high of 5.3 kWh/m² in July across the year — January's 1.34 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.1Dim
21.1Dim
31.1Dim
41.1Dim
51.1Dim
61.2Dim
71.2Dim
81.2Dim
91.2Dim
101.2Dim
111.2Dim
121.3Dim
131.3Dim
141.3Dim
151.3Dim
161.3Dim
171.4Dim
181.4Dim
191.4Dim
201.4Dim
211.4Dim
221.5Dim
231.5Dim
241.5Dim
251.5Dim
261.6Dim
271.6Dim
281.6Dim
291.6Dim
301.7Dim
311.7Dim
Planning a trip in January

Is January a good time to visit Weilheim?

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 Weilheim.

What to pack for Weilheim in January

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

In January, Weilheim sees daytime highs around 2°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

UV index in Weilheim in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Weilheim peaks around July 11 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 21 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 11UV 8Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May7High
Jun8Very high
Jul8Very high
Aug7High
Sep4Moderate
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Weilheim in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Weilheim is worst in June — around 15 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (November, 9 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1615 µg/m³Nov 139 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb11Good
Mar14Moderate
Apr14Moderate
May13Moderate
Jun15Moderate
Jul13Moderate
Aug12Moderate
Sep11Good
Oct10Good
Nov9Good
Dec10Good
Location & terrain

Where is Weilheim?

Weilheim sits at 47.8°N, 11.2°E, 573 m above sea level, in Germany. The nearest listed city is Penzberg, 19 km away.

Topography around Weilheim

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

Within 3 km, the terrain around Weilheim has only modest variations in elevation — a maximum elevation change of 117 m around an average of 581 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 450 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,682 m.

The land around Weilheim is covered by grassland (43%) and trees (30%) within 3 km, trees (44%) and grassland (41%) within 16 km, and trees (47%) and grassland (30%) within 80 km.

3 km
117 m
16 km
450 m
80 km
2,682 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Penzberg 19 km · Wolfratshausen 21 km · Starnberg 23 km · Geretsried 24 km · Gauting 30 km · Landsberg am Lech 31 km · Gilching 31 km · Bad Tölz 31 km

Germany travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 80% of US
price level, 2025
GDP per capita
$60,496
2025
Happiness
6.9 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
0.9
per 100k, 2023
Road deaths
3.8
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 615
Religion
none 44%Roman Catholic 25%Protestant 23%other 5%

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 Weilheim (47.8415°, 11.1548°, elevation 573 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).