Darhan weather in January

In January, Darhan sees average daytime highs of -15°C and overnight lows near -26°C, with 2 mm of precipitation across 0.5 wet days and about 8.4 hours of daylight. It is the 12th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about -16°C in the first days to -14°C by the end. The sky is clear or mostly clear about 54% of the time in January, and the air most often feels dry.

Daylight stretches from about 8 hours at the start of January to 9 hours by month's end. Set against the rest of the year, January is Darhan's 1st-clearest and 12th-windiest month. For the whole year in context, see Darhan's year-round climate.

Daytime high
-15°
12th warmest
Overnight low
-26°
1st coldest
Precipitation
2 mm
0.5 wet days
Daylight
8 h 24 min
8:54 AM – 5:17 PM
Cloud cover
41%
1st clearest
Wind
8 km/h
12th windiest
Solar energy
1.67 kWh/m²
Travel score
0.0
out of 10

Darhan is capital city of Darkhan-Uul Aimag, Mongolia.

Density
814/km²
people per km²
Founded
1961

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about -16°C in the first days to -14°C by the end.

A typical January day in Darhan reaches about -15°C in the afternoon and slips back to -26°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between -22°C and -10°C. Set against its neighbours, January runs about 2°C cooler than December and about 6°C cooler than February.

-30°-20°-10°151015202531
Avg high (°C)Avg low (°C)
1-16-25
2-16-25
3-16-25
4-16-25
5-16-25
6-16-25
7-16-26
8-16-26
9-16-26
10-16-26
11-16-26
12-16-26
13-16-26
14-16-26
15-16-26
16-16-26
17-16-26
18-16-26
19-15-26
20-15-26
21-15-26
22-15-26
23-15-26
24-15-26
25-15-26
26-14-26
27-14-26
28-14-26
29-14-26
30-14-26
31-13-26

How January really feels in Darhan

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
31 feel bitter (≤ -10°C)

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

Darhan weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-15° / -26°20.50.98.40.0
Feb-9° / -22°20.71.39.80.0
Mar / -12°72.12.511.50.2
Apr12° / -2°184.23.113.43.3
May19° / 336.31.615.16.5
Jun25° / 12°518.40167.0
Jul27° / 15°6810.7015.66.4
Aug24° / 13°7810.4014.26.8
Sep18° / 397.40.712.46.1
Oct / -4°183.92.810.51.9
Nov-4° / -14°82.63.48.90.0
Dec-13° / -22°41.52.180.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 54% of the time in January, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 32%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26634
36634
46733
56832
66832
76832
86832
96832
106931
116832
126832
136733
146832
156832
166733
176733
186733
196733
206733
216832
226832
236733
246832
256832
266931
276931
287030
296931
307030
317030

Chance of precipitation in January

Any precipitationSnow

Darhan gets around 2 mm of rain and snow over 0.5 wet days in January, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 2% and peaks near 4% on the wettest days, and about 1 day brings snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
146
245
345
445
534
634
734
823
923
1023
1123
1213
1313
1413
1512
1612
1712
1812
1912
2013
2113
2213
2313
2413
2513
2613
2713
2813
2923
3023
3124

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, the calmest month.

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 hours at the start of January to 9 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 60 minutes over January. Sunrise moves from 8:59 AM to 8:40 AM, and sunset from 5:00 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.08:595:00
28.08:595:01
38.08:595:02
48.18:595:03
58.18:595:04
68.18:595:05
78.18:585:06
88.18:585:07
98.28:585:08
108.28:575:09
118.28:575:10
128.38:575:12
138.38:565:13
148.38:555:14
158.38:555:16
168.48:545:17
178.48:545:18
188.58:535:20
198.58:525:21
208.58:515:23
218.68:505:24
228.68:495:26
238.68:485:27
248.78:485:29
258.78:465:30
268.88:455:32
278.88:445:33
288.98:435:35
298.98:425:36
309.08:415:38
319.08:405:40

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.67 kWh/m².

For context, solar energy here swings from a low near 1.29 kWh/m² to a high of 6.45 kWh/m² in June across the year — January's 1.67 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.4Dim
21.4Dim
31.4Dim
41.4Dim
51.4Dim
61.4Dim
71.5Dim
81.5Dim
91.5Dim
101.5Dim
111.5Dim
121.6Dim
131.6Dim
141.6Dim
151.6Dim
161.6Dim
171.7Dim
181.7Dim
191.7Dim
201.8Dim
211.8Dim
221.8Dim
231.9Dim
241.9Dim
251.9Dim
261.9Dim
272.0Dim
282.0Moderate
292.1Moderate
302.1Moderate
312.1Moderate
Planning a trip in January

Is January a good time to visit Darhan?

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

0.0
Sightseeing
9th-best month of the year
0.0
Beach & pool
8th-best month of the year

January is a weaker month for outdoor sightseeing in Darhan.

What to pack for Darhan in January

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

In January, Darhan sees daytime highs around -15°C and nights near -26°C. Pack a warm layer and a heavy coat.

a warm layera heavy coat

UV index in Darhan 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 Darhan peaks around July 15 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 15UV 7Dec 20UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr6High
May6High
Jun7High
Jul8Very high
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Darhan?

Darhan sits at 49.5°N, 105.9°E, 683 m above sea level, in Mongolia. The nearest listed city is Dzüünharaa, 81 km away.

ErdenetBulganUlaanbaatarGusinoozyorskDzuunmod

Topography around Darhan

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

Within 3 km, the terrain around Darhan has only modest variations in elevation — a maximum elevation change of 129 m around an average of 702 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 620 m; within 80 km, large variations in elevation — a maximum elevation change of 1,156 m.

The land around Darhan is covered by grassland (70%) and artificial surfaces (24%) within 3 km, grassland (87%) within 16 km, and grassland (72%) within 80 km.

3 km
129 m
16 km
620 m
80 km
1,156 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: Dzüünharaa 81 km · Sühbaatar 85 km · Kyakhta 103 km · Erdenet 143 km · Bulgan 189 km · Ulaanbaatar 189 km · Gusinoozyorsk 204 km · Dzuunmod 212 km

Mongolia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E / F
220 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$7,108
2025
Happiness
5.9 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
5.9
per 100k, 2023
Road deaths
21
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 447
Religion
Buddhist 52%no religion 41%Muslim 3%Shaman 3%

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 Darhan (49.4867°, 105.9228°, elevation 683 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).