Muang Sing weather in December

In December, Muang Sing sees average daytime highs of 23°C and overnight lows near 13°C, with 39 mm of rain across 5.5 wet days and about 10.7 hours of daylight. It is the 12th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 48% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 48 min at the start of December to 10 h 42 min by month's end. Set against the rest of the year, December is Muang Sing's 4th-clearest and 9th-windiest month. For the whole year in context, see Muang Sing's year-round climate.

Daytime high
23°
12th warmest
Overnight low
13°
3rd coldest
Rainfall
39 mm
5.5 wet days
Daylight
10 h 42 min
6:50 AM – 5:33 PM
Cloud cover
44%
4th clearest
Wind
4 km/h
9th windiest
Solar energy
3.71 kWh/m²
Travel score
7.8
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 23°C through the month.

A typical December day in Muang Sing reaches about 23°C in the afternoon and slips back to 13°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 26°C. Set against its neighbours, December runs about 2°C cooler than November and on par with January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12414
22414
32414
42414
52414
62414
72314
82314
92313
102313
112313
122313
132313
142313
152313
162313
172312
182312
192312
202312
212312
222312
232312
242312
252312
262312
272312
282312
292312
302312
312312

How December really feels in Muang Sing

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 0 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
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Muang Sing weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 12°355.310.98.1
Feb27° / 13°254.111.37.9
Mar29° / 15°677.911.96.1
Apr30° / 19°15014.512.54.5
May30° / 21°23122.3133.6
Jun29° / 22°24226.113.33.0
Jul29° / 22°31928.313.23.1
Aug29° / 22°31528.312.73.1
Sep28° / 21°20623.412.13.8
Oct27° / 19°12017.111.55.4
Nov25° / 16°567.7117.3
Dec23° / 13°395.510.77.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 20% of December, with mostly cloudy or overcast conditions the remaining 32%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26535
36535
46436
56436
66436
76337
86337
96337
106436
116436
126634
136634
146733
156733
166931
177030
187129
197129
207228
217228
227228
237228
247228
257228
267228
277129
287129
297129
307030
317129

Chance of precipitation in December

Any precipitation

Muang Sing gets around 39 mm of rain over 5.5 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 17% and peaks near 21% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
121
221
321
421
521
621
721
821
920
1020
1119
1219
1318
1417
1517
1616
1715
1815
1915
2014
2114
2214
2314
2414
2515
2615
2715
2816
2916
3017
3118

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 44% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12144287
22244287
32344276
42443276
52543265
62743265
72842255
82942254
93141244
103340233
113540223
123739213
133939202
144138192
154337182
164537172
174736161
184935151
195134141
205234131
215433121
225632111
235831110
245931100
256030100
266030100
276129100
286129100
296129100
306129100
316030100

Wind in December

Winds average 4 km/h in December.

Across December, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 48 min at the start of December to 10 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:41 AM to 6:57 AM, and sunset from 5:29 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.86:415:29
210.86:425:29
310.86:425:30
410.86:435:30
510.86:445:30
610.86:445:30
710.86:455:30
810.86:455:31
910.76:465:31
1010.76:475:31
1110.76:475:31
1210.76:485:32
1310.76:485:32
1410.76:495:32
1510.76:505:33
1610.76:505:33
1710.76:515:33
1810.76:515:34
1910.76:525:34
2010.76:525:35
2110.76:535:35
2210.76:535:36
2310.76:545:36
2410.76:545:37
2510.76:545:37
2610.76:555:38
2710.76:555:38
2810.76:565:39
2910.76:565:39
3010.76:565:40
3110.76:575:40

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.71 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.71 kWh/m² to a high of 6.05 kWh/m² in April across the year — December's 3.71 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.7Moderate
23.7Moderate
33.7Moderate
43.7Moderate
53.6Moderate
63.6Moderate
73.6Moderate
83.6Moderate
93.6Moderate
103.6Moderate
113.7Moderate
123.7Moderate
133.7Moderate
143.7Moderate
153.7Moderate
163.7Moderate
173.8Moderate
183.8Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.8Moderate
273.8Moderate
283.8Moderate
293.8Moderate
303.8Moderate
313.8Moderate
Planning a trip in December

Hazard calendar for Muang Sing

In seasonPeak

None of Muang Sing's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Muang Sing's monsoon runs April–September, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Muang Sing?

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

7.8
Sightseeing
3rd-best month of the year
6.1
Beach & pool
6th-best month of the year

December is one of the better times to visit Muang Sing for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Muang Sing in December

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

In December, Muang Sing sees daytime highs around 23°C and nights near 13°C. Worth packing: light clothes. About 6 days see rain.

light clothes

UV index in Muang Sing in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Muang Sing peaks around June 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 6 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighJun 22UV 13Dec 20UV 6
UV index (midday)Level
Jan7High
Feb9Very high
Mar11Extreme
Apr10Very high
May11Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct10Very high
Nov8Very high
Dec6High

Air quality in Muang Sing in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Muang Sing is worst in April — around 445 µg/m³ PM2.5 (very unhealthy), about 55.0× the cleanest month (November, 8 µg/m³).

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

0306090120150180210240270300330360390420JanFebMarAprMayJunJulAugSepOctNovDecModerateVery unhealthyGoodApr 14414 µg/m³Nov 98 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb30Moderate
Mar249Very unhealthy
Apr445Very unhealthy
May64Unhealthy
Jun11Good
Jul9Good
Aug9Good
Sep8Good
Oct8Good
Nov8Good
Dec10Good
Location & terrain

Where is Muang Sing?

Muang Sing sits at 21.2°N, 101.1°E, 639 m above sea level, in Laos. The nearest listed city is Luang Namtha, 38 km away.

Möng YawngMuang XayBan HouakhouaMöng LaKengtungBan KhoanTachilek

Topography around Muang Sing

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

Within 3 km, the terrain around Muang Sing has only modest variations in elevation — a maximum elevation change of 97 m around an average of 649 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,328 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,656 m.

The land around Muang Sing is covered by cropland (65%) and trees (26%) within 3 km, trees (85%) within 16 km, and trees (94%) within 80 km.

3 km
97 m
16 km
1,328 m
80 km
1,656 m
treesgrasslandcroplandartificial surfaces
December weather nearby: Luang Namtha 38 km · Möng Yawng 82 km · Muang Xay 103 km · Ban Houakhoua 128 km · Möng La 129 km · Kengtung 135 km · Ban Khoan 144 km · Tachilek 156 km

Laos travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C / E / F
230 V · 50 Hz
Prices
≈ 23% of US
price level, 2025
GDP per capita
$2,325
2025
Happiness
5.5 / 10
World Happiness, 2025
Safe drinking water
35%
of population, 2024
Road deaths
17.9
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 461
Religion
Buddhist 65%none 31%other/not stated 2%Christian 2%

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 Muang Sing (21.1921°, 101.1479°, elevation 639 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).