Idstein weather in January

In January, Idstein sees average daytime highs of 3°C and overnight lows near -1°C, with 56 mm of precipitation across 11.5 wet days and about 8.3 hours of daylight. It is the 12th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 3°C through the month. The sky is clear or mostly clear about 13% of the time in January, and the air most often feels dry.

Daylight stretches from about 7 h 54 min at the start of January to 8 h 54 min by month's end. Set against the rest of the year, January is Idstein's 10th-clearest and 1st-windiest month. For the whole year in context, see Idstein's year-round climate.

Daytime high
12th warmest
Overnight low
-1°
1st coldest
Precipitation
56 mm
11.5 wet days
Daylight
8 h 18 min
8:28 AM – 4:45 PM
Cloud cover
76%
10th clearest
Wind
12 km/h
1st windiest
Solar energy
0.85 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 3°C through the month.

A typical January day in Idstein 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 -2°C and 9°C. Set against its neighbours, January runs on par with December and about 1°C cooler than February.

-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
14-1
24-1
34-1
44-1
54-1
64-1
74-1
84-1
94-1
104-1
114-1
124-1
134-1
144-1
153-1
163-1
173-1
183-1
193-1
203-1
213-1
223-1
233-1
243-1
253-1
263-1
273-1
283-1
293-1
303-1
314-1

How January really feels in Idstein

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.

Idstein 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 / -1°5611.53.68.30.0
Feb / -1°479.53.69.70.1
Mar / 5611.91.611.51.8
Apr14° / 5210.60.313.53.9
May18° / 7011.6015.25.4
Jun21° / 12°7311.6016.16.1
Jul23° / 14°7513.1015.76.4
Aug23° / 13°7011.7014.36.5
Sep19° / 10°6210.1012.45.8
Oct13° / 6111.30.110.53.4
Nov / 6011.618.81.0
Dec / 7013.33.97.90.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% 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 78%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12080
22080
31981
41981
51981
61981
72080
82080
92080
102278
112278
122278
132278
142377
152377
162377
172377
182377
192476
202476
212377
222377
232377
242476
252476
262476
272476
282476
292476
302377
312377

Chance of precipitation in January

Any precipitationSnow

Idstein gets around 56 mm of rain and snow over 11.5 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 37% and peaks near 44% on the wettest days, and about 4 days bring snow. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
14411
24311
34310
44210
54210
6419
7409
8409
9399
10389
11389
123710
133610
143610
153611
163512
173512
183513
193513
203514
213514
223515
233515
243515
253516
263516
273516
283416
293415
303415
313315

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

Across January, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 7 h 54 min at the start of January to 8 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 60 minutes over January. Sunrise moves from 8:33 AM to 8:13 AM, and sunset from 4:27 PM to 5:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
17.98:334:27
27.98:334:28
37.98:334:29
47.98:334:30
58.08:334:31
68.08:334:32
78.08:324:33
88.08:324:34
98.18:324:35
108.18:314:37
118.18:314:38
128.18:304:39
138.28:304:40
148.28:294:42
158.28:294:43
168.38:284:45
178.38:274:46
188.38:264:47
198.48:264:49
208.48:254:50
218.58:244:52
228.58:234:53
238.58:224:55
248.68:214:56
258.68:204:58
268.78:195:00
278.78:185:01
288.88:165:03
298.88:155:05
308.98:145:06
318.98:135:08

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 0.85 kWh/m².

For context, solar energy here swings from a low near 0.63 kWh/m² to a high of 5.49 kWh/m² in June across the year — January's 0.85 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.7Dim
20.7Dim
30.7Dim
40.7Dim
50.7Dim
60.7Dim
70.7Dim
80.7Dim
90.7Dim
100.8Dim
110.8Dim
120.8Dim
130.8Dim
140.8Dim
150.8Dim
160.8Dim
170.9Dim
180.9Dim
190.9Dim
200.9Dim
210.9Dim
221.0Dim
231.0Dim
241.0Dim
251.0Dim
261.1Dim
271.1Dim
281.1Dim
291.1Dim
301.1Dim
311.2Dim
Planning a trip in January

Is January a good time to visit Idstein?

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

0.0
Sightseeing
11th-best month of the year
0.0
Beach & pool
8th-best month of the year

January is a weaker month for outdoor sightseeing in Idstein.

What to pack for Idstein in January

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

In January, Idstein sees daytime highs around 3°C and nights near -1°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 12 days see rain.

a warm layera heavy coatrain gear

UV index in Idstein 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 Idstein peaks around July 14 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 14UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun7High
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Idstein?

Idstein sits at 50.2°N, 8.3°E, 276 m above sea level, in Germany. The nearest listed city is Taunusstein, 11 km away.

Topography around Idstein

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

Within 3 km, the terrain around Idstein has only modest variations in elevation — a maximum elevation change of 246 m around an average of 339 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 770 m; within 80 km, large variations in elevation — a maximum elevation change of 850 m.

The land around Idstein is covered by trees (54%) and cropland (24%) within 3 km, trees (64%) within 16 km, and trees (51%) and cropland (23%) within 80 km.

3 km
246 m
16 km
770 m
80 km
850 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Taunusstein 11 km · Wiesbaden 15 km · Königstein im Taunus 15 km · Kelkheim 16 km · Dotzheim 17 km · Kronberg Tal 17 km · Kronberg 18 km · Bad Soden am Taunus 19 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 Idstein (50.2177°, 8.2668°, elevation 276 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).