Mörön weather in December

In December, Mörön sees average daytime highs of -14°C and overnight lows near -22°C, with 2 mm of precipitation across 0.6 wet days and about 8 hours of daylight. It is the 11th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about -11°C in the first days to -15°C by the end. The sky is clear or mostly clear about 58% of the time in December, and the air most often feels dry.

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

Daytime high
-14°
11th warmest
Overnight low
-22°
2nd coldest
Precipitation
2 mm
0.6 wet days
Daylight
7 h 54 min
9:17 AM – 5:14 PM
Cloud cover
39%
2nd clearest
Wind
9 km/h
8th windiest
Solar energy
1.33 kWh/m²
Travel score
0.0
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about -11°C in the first days to -15°C by the end.

A typical December day in Mörön reaches about -14°C in the afternoon and slips back to -22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between -21°C and -7°C. Set against its neighbours, December runs about 8°C cooler than November and about 2°C warmer than January.

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

How December really feels in Mörön

Once humidity and wind are folded in, December 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 December is cold — wind chill drags the overnight "feels like" below the raw low.

Mörön weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-15° / -25°10.30.58.40.0
Feb-9° / -22°20.60.99.80.0
Mar-1° / -13°61.82.511.50.0
Apr / -4°184.73.113.41.8
May15° / 3272.715.15.0
Jun20° / 6312.10.3166.0
Jul22° / 11°8414.5015.65.9
Aug20° / 7412.10.114.26.0
Sep14° / 305.91.512.44.7
Oct / -6°112.32.210.50.9
Nov-6° / -15°51.61.98.90.0
Dec-14° / -22°20.60.780.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 58% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 16% of December, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17327
27327
37327
47327
57327
67327
77327
87327
97327
107327
117426
127426
137426
147426
157525
167525
177525
187525
197525
207525
217525
227624
237525
247525
257525
267426
277426
287426
297426
307426
317525

Chance of precipitation in December

Any precipitationSnow

Mörön gets around 2 mm of rain and snow over 0.6 wet days in December. 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 3% on the wettest days, and about 1 day brings snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
133
233
333
423
523
622
722
822
922
1012
1112
1211
1311
1411
1511
1611
1711
1812
1912
2012
2112
2222
2323
2423
2523
2623
2723
2823
2924
3024
3124

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December 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 December

Winds average 9 km/h in December.

Across December, daily wind ranges from about 8 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
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

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

Days shrink by about 12 minutes over December. Sunrise moves from 9:02 AM to 9:23 AM, and sunset from 5:16 PM to 5:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.29:025:16
28.29:035:16
38.29:055:15
48.19:065:15
58.19:075:14
68.19:085:14
78.19:095:14
88.19:105:14
98.09:115:13
108.09:125:13
118.09:135:13
128.09:145:13
138.09:155:13
148.09:165:13
157.99:175:13
167.99:175:14
177.99:185:14
187.99:195:14
197.99:195:14
207.99:205:15
217.99:205:15
227.99:215:16
237.99:215:16
247.99:225:17
257.99:225:17
267.99:235:18
277.99:235:19
287.99:235:19
297.99:235:20
308.09:235:21
318.09:235:22

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.33 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.33 kWh/m² to a high of 6.73 kWh/m² in May across the year — December's 1.33 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.5Dim
21.5Dim
31.4Dim
41.4Dim
51.4Dim
61.4Dim
71.4Dim
81.4Dim
91.4Dim
101.4Dim
111.4Dim
121.3Dim
131.3Dim
141.3Dim
151.3Dim
161.3Dim
171.3Dim
181.3Dim
191.3Dim
201.3Dim
211.3Dim
221.3Dim
231.3Dim
241.3Dim
251.3Dim
261.3Dim
271.3Dim
281.3Dim
291.3Dim
301.4Dim
311.4Dim
Planning a trip in December

Is December a good time to visit Mörön?

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

0.0
Sightseeing
8th-best month of the year
0.0
Beach & pool
7th-best month of the year

December is a weaker month for outdoor sightseeing in Mörön.

What to pack for Mörön in December

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

In December, Mörön sees daytime highs around -14°C and nights near -22°C. Pack a warm layer and a heavy coat.

a warm layera heavy coat

UV index in Mörön in December

LowModerateHighVery highExtreme

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

Under clear skies, the midday UV index in Mörön peaks around July 14 at about 8 (very 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 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 14UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5High
May7Very high
Jun7Very high
Jul8Very high
Aug7High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Mörön?

Mörön sits at 49.6°N, 100.2°E, 1,280 m above sea level, in Mongolia. The nearest listed city is Tsetserleg, 258 km away.

TsetserlegBulganErdenetUliastaySlyudyankaBaykal’skBayanhongorShelekhov

Topography around Mörön

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

Within 3 km, the terrain around Mörön has only modest variations in elevation — a maximum elevation change of 78 m around an average of 1,285 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 978 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,462 m.

The land around Mörön is covered by grassland (78%) within 3 km, grassland (94%) within 16 km, and grassland (80%) within 80 km.

3 km
78 m
16 km
978 m
80 km
1,462 m
treesgrasslandartificial surfacesbare terrainwaterwetland
December weather nearby: Tsetserleg 258 km · Bulgan 261 km · Erdenet 292 km · Uliastay 322 km · Slyudyanka 337 km · Baykal’sk 350 km · Bayanhongor 385 km · Shelekhov 398 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 Mörön (49.6342°, 100.1625°, elevation 1,280 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).