Wang Saphung weather in December

In December, Wang Saphung sees average daytime highs of 27°C and overnight lows near 17°C, with 10 mm of rain across 1.6 wet days and about 11 hours of daylight. It is the 12th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 57% of the time in December, and the air most often feels humid.

Daylight stretches from about 11 hours at the start of December to 11 hours by month's end. Set against the rest of the year, December is Wang Saphung's 3rd-clearest and 7th-windiest month. For the whole year in context, see Wang Saphung's year-round climate.

Daytime high
27°
12th warmest
Overnight low
17°
2nd coldest
Rainfall
10 mm
1.6 wet days
Daylight
11 hours
6:40 AM – 5:38 PM
Cloud cover
38%
3rd clearest
Wind
5 km/h
7th windiest
Solar energy
4.51 kWh/m²
Travel score
8.2
out of 10

Wang Saphung is town in Loei province, Thailand.

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical December day in Wang Saphung reaches about 27°C in the afternoon and slips back to 17°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 30°C. Set against its neighbours, December runs about 1°C cooler than November and about 1°C cooler than January.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12718
22718
32718
42718
52718
62717
72717
82717
92717
102717
112717
122717
132717
142717
152716
162716
172716
182716
192716
202716
212716
222716
232716
242716
252716
262716
272716
282716
292716
302716
312716

How December really feels in Wang Saphung

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.

Wang Saphung weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 16°132.211.17.7
Feb30° / 18°18311.46.0
Mar32° / 21°588.911.94.1
Apr33° / 23°10816.112.43.0
May32° / 24°21423.912.82.6
Jun32° / 24°16720.7132.9
Jul31° / 24°18522.212.93.0
Aug30° / 24°25125.112.62.9
Sep30° / 24°25024.412.13.1
Oct29° / 22°12214.411.64.8
Nov28° / 19°253.611.27.1
Dec27° / 17°101.6118.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 57% 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 23%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17426
27426
37426
47426
57327
67327
77327
87426
97426
107426
117525
127624
137624
147624
157822
167822
177822
187921
197921
207921
217921
228020
238020
248020
258020
267921
277822
287822
297723
307624
317624

Chance of precipitation in December

Any precipitation

Wang Saphung gets around 10 mm of rain over 1.6 wet days in December, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 5% and peaks near 7% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
17
27
37
46
56
66
75
85
95
104
114
123
133
143
153
163
173
183
193
204
214
224
235
245
255
266
276
286
297
307
317

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the humid band about 34% of days. Sticky, muggy-or-worse air turns up on roughly 24% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
181732359
281733348
381834328
491934317
591935297
6102036287
7102037276
8102137256
9112238245
10122238235
11132338224
12142338213
13152338203
14172437203
15182436192
16192436192
17202435192
18212534192
19222533182
20232532181
21242631181
22242731171
23242731171
24242831161
25242931161
26242931151
27233032151
28223033141
29213034141
30203135141
31193135131

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 hours at the start of December to 11 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 6:31 AM to 6:47 AM, and sunset from 5:34 PM to 5:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:315:34
211.06:325:34
311.06:335:34
411.06:335:34
511.06:345:35
611.06:345:35
711.06:355:35
811.06:365:35
911.06:365:36
1011.06:375:36
1111.06:375:36
1211.06:385:37
1311.06:385:37
1411.06:395:37
1511.06:395:38
1611.06:405:38
1711.06:405:39
1811.06:415:39
1911.06:415:39
2011.06:425:40
2111.06:425:40
2211.06:435:41
2311.06:435:41
2411.06:445:42
2511.06:445:42
2611.06:455:43
2711.06:455:43
2811.06:465:44
2911.06:465:44
3011.06:465:45
3111.06:475:45

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.51 kWh/m².

For context, solar energy here swings from a low near 4.13 kWh/m² to a high of 5.98 kWh/m² in April across the year — December's 4.51 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.6Bright
194.6Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.6Bright
294.6Bright
304.6Bright
314.6Bright
Planning a trip in December

Hazard calendar for Wang Saphung

In seasonPeak

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

Wang Saphung's monsoon runs May–October, 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 Wang Saphung?

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

8.2
Sightseeing
1st-best month of the year
8.2
Beach & pool
3rd-best month of the year

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

What to pack for Wang Saphung in December

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

In December, Wang Saphung sees daytime highs around 27°C and nights near 17°C. Worth packing: light clothes and sun protection.

light clothessun protection

UV index in Wang Saphung in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Wang Saphung peaks around August 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 13UV 13Dec 15UV 8
UV index (midday)Level
Jan9Very high
Feb10Extreme
Mar12Extreme
Apr11Extreme
May12Extreme
Jun13Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Wang Saphung 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 Wang Saphung is worst in March — around 63 µg/m³ PM2.5 (unhealthy), about 3.1× the cleanest month (July, 20 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModerateMar 1861 µg/m³Jul 1320 µg/m³
PM2.5 (µg/m³)Level
Jan31Moderate
Feb45Poor
Mar63Unhealthy
Apr50Poor
May28Moderate
Jun20Moderate
Jul20Moderate
Aug21Moderate
Sep23Moderate
Oct25Moderate
Nov24Moderate
Dec25Moderate
Location & terrain

Where is Wang Saphung?

Wang Saphung sits at 17.3°N, 101.8°E, 254 m above sea level, in Thailand. The nearest listed city is Erawan, 20 km away.

Topography around Wang Saphung

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

Within 3 km, the terrain around Wang Saphung has only modest variations in elevation — a maximum elevation change of 147 m around an average of 260 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 399 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,456 m.

The land around Wang Saphung is covered by trees (47%) and cropland (29%) within 3 km, trees (53%) and cropland (40%) within 16 km, and trees (62%) and cropland (28%) within 80 km.

3 km
147 m
16 km
399 m
80 km
1,456 m
treesgrasslandcroplandartificial surfacesbare terrain
December weather nearby: Erawan 20 km · Loei 22 km · Na Klang 45 km · Phu Kradueng 48 km · Nam Som 69 km · Nong Bua Lamphu 72 km · Lom Sak 81 km · Kut Chap 86 km

Thailand travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C
230 V · 50 Hz
Prices
≈ 31% of US
price level, 2025
GDP per capita
$8,057
2025
Happiness
6.3 / 10
World Happiness, 2025
Homicide rate
4.8
per 100k, 2011
Road deaths
32.2
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 402
Religion
Buddhist 93%Muslim 5%Christian 1%other 1%

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 Wang Saphung (17.301°, 101.7685°, elevation 254 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).