Darhan weather in October

In October, Darhan sees average daytime highs of 8°C and overnight lows near -4°C, with 18 mm of precipitation across 3.9 wet days and about 10.5 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 13°C in the first days to 4°C by the end. The sky is clear or mostly clear about 46% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 24 min at the start of October to 9 h 36 min by month's end. Set against the rest of the year, October is Darhan's 3rd-clearest and 5th-windiest month. For the whole year in context, see Darhan's year-round climate.

Daytime high
7th warmest
Overnight low
-4°
6th coldest
Precipitation
18 mm
3.9 wet days
Daylight
10 h 30 min
7:27 AM – 5:56 PM
Cloud cover
45%
3rd clearest
Wind
10 km/h
5th windiest
Solar energy
2.84 kWh/m²
Travel score
1.9
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 October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 13°C in the first days to 4°C by the end.

A typical October day in Darhan reaches about 8°C in the afternoon and slips back to -4°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 1°C and 16°C. Set against its neighbours, October runs about 9°C cooler than September and about 13°C warmer than November.

-10°10°20°151015202531
Avg high (°C)Avg low (°C)
1141
2131
3130
4130
5120
612-1
712-1
811-1
911-2
1011-2
1110-2
1210-2
1310-3
149-3
159-3
169-4
178-4
188-4
197-4
207-5
217-5
226-5
236-6
246-6
255-6
265-7
275-7
284-7
294-7
303-8
313-8

How October really feels in Darhan

Once humidity and wind are folded in, October 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
8 feel bitter (≤ -10°C)

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

Darhan weather by month

How October compares with the rest of the year at a glance. October is the 7th-warmest and 6th-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 October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 17% of October, with mostly cloudy or overcast conditions the remaining 37%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
26040
36040
46040
56139
66139
76238
86238
96238
106337
116337
126337
136436
146436
156436
166436
176436
186535
196535
206535
216535
226535
236436
246436
256535
266436
276436
286436
296436
306535
316535

Chance of precipitation in October

Any precipitationSnow

Darhan gets around 18 mm of rain and snow over 3.9 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 14% and peaks near 19% on the wettest days, and about 3 days bring snow. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
1196
2197
3197
4187
5187
6177
7178
8168
9168
10158
11158
12159
13149
14149
151410
161410
171310
181311
191211
201211
211211
221211
231111
241111
251111
261111
271111
281011
291011
301011
311011

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October 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 October

Winds average 10 km/h in October.

Across October, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 24 min at the start of October to 9 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 108 minutes over October. Sunrise moves from 7:03 AM to 7:51 AM, and sunset from 6:28 PM to 5:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:036:28
211.47:046:26
311.37:066:23
411.27:076:21
511.27:096:19
611.17:116:17
711.07:126:15
811.07:146:13
910.97:156:11
1010.97:176:08
1110.87:186:06
1210.77:206:04
1310.77:226:02
1410.67:236:00
1510.67:255:58
1610.57:275:56
1710.47:285:54
1810.47:305:52
1910.37:315:50
2010.37:335:48
2110.27:355:46
2210.17:365:44
2310.17:385:43
2410.07:405:41
2510.07:415:39
269.97:435:37
279.87:455:35
289.87:465:34
299.77:485:32
309.77:505:30
319.67:515:29

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 2.84 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 — October's 2.84 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.4Moderate
23.4Moderate
33.4Moderate
43.3Moderate
53.3Moderate
63.2Moderate
73.2Moderate
83.1Moderate
93.1Moderate
103.1Moderate
113.0Moderate
123.0Moderate
132.9Moderate
142.9Moderate
152.9Moderate
162.8Moderate
172.8Moderate
182.7Moderate
192.7Moderate
202.7Moderate
212.6Moderate
222.6Moderate
232.5Moderate
242.5Moderate
252.5Moderate
262.4Moderate
272.4Moderate
282.4Moderate
292.3Moderate
302.3Moderate
312.3Moderate
Planning a trip in October

Is October a good time to visit Darhan?

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

1.9
Sightseeing
7th-best month of the year
0.0
Beach & pool
7th-best month of the year

October is a weaker month for outdoor sightseeing in Darhan.

What to pack for Darhan in October

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

In October, Darhan sees daytime highs around 8°C and nights near -4°C. Pack a warm layer. Worth having: a heavy coat. About 4 days see rain.

a warm layera heavy coat

UV index in Darhan in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 2. 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
October 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).