Sukhothai weather in December

In December, Sukhothai sees average daytime highs of 31°C and overnight lows near 20°C, with 14 mm of rain across 2.2 wet days and about 11 hours of daylight. It is the 12th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 62% of the time in December, and the air most often feels muggy.

Daylight stretches from about 11 h 06 min at the start of December to 11 hours by month's end. Set against the rest of the year, December is Sukhothai's 4th-clearest and 8th-windiest month. For the whole year in context, see Sukhothai's year-round climate.

Daytime high
31°
12th warmest
Overnight low
20°
2nd coldest
Rainfall
14 mm
2.2 wet days
Daylight
11 hours
6:47 AM – 5:47 PM
Cloud cover
35%
4th clearest
Wind
5 km/h
8th windiest
Solar energy
4.54 kWh/m²
Travel score
5.5
out of 10

Sukhothai is town in Sukhothai 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 31°C through the month.

A typical December day in Sukhothai reaches about 31°C in the afternoon and slips back to 20°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 34°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)
13221
23221
33221
43221
53221
63221
73121
83121
93120
103120
113120
123120
133120
143120
153120
163120
173120
183119
193119
203119
213119
223119
233119
243119
253119
263119
273119
283119
293119
303119
313119

How December really feels in Sukhothai

Once humidity and wind are folded in, December averages 18 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
18
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Sukhothai weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 19°162.511.15.0
Feb35° / 21°131.511.43.4
Mar37° / 24°334.511.91.7
Apr38° / 27°699.312.40.9
May36° / 27°20919.812.81.4
Jun34° / 27°20422.3131.9
Jul33° / 26°20722.212.92.3
Aug33° / 26°24624.312.62.3
Sep33° / 26°25223.712.12.2
Oct33° / 25°1581711.63.0
Nov32° / 23°304.611.24.5
Dec31° / 20°142.2115.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 62% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 18% of December, with mostly cloudy or overcast conditions the remaining 21%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17426
27525
37525
47426
57426
67525
77525
87525
97525
107624
117624
127723
137822
147822
158020
168020
178218
188218
198218
208317
218317
228317
238317
248317
258317
268317
278317
288218
298218
308119
318119

Chance of precipitation in December

Any precipitation

Sukhothai gets around 14 mm of rain over 2.2 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 7% and peaks near 10% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
110
210
310
410
510
610
79
89
99
108
118
127
136
146
155
165
175
185
195
205
215
225
235
245
255
266
276
286
297
307
318

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 36% of days. Sticky, muggy-or-worse air turns up on roughly 63% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1141433399
2151434388
3151534378
4161635357
5161635347
6171736337
7171836316
8181837306
9181938295
10192038275
111102038264
121112138254
132122138243
142132137233
152142237222
163152237212
173162236212
183172336202
194172335192
204182335181
215182335181
225182335171
235182435171
246182435161
256182436161
266172436151
276162537151
286162537151
296152538151
306142639151
315132639151

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 h 06 min at the start of December to 11 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:39 AM to 6:54 AM, and sunset from 5:42 PM to 5:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:395:42
211.16:395:42
311.06:405:43
411.06:405:43
511.06:415:43
611.06:425:43
711.06:425:44
811.06:435:44
911.06:435:44
1011.06:445:44
1111.06:445:45
1211.06:455:45
1311.06:465:45
1411.06:465:46
1511.06:475:46
1611.06:475:47
1711.06:485:47
1811.06:485:47
1911.06:495:48
2011.06:495:48
2111.06:505:49
2211.06:505:49
2311.06:515:50
2411.06:515:50
2511.06:525:51
2611.06:525:51
2711.06:525:52
2811.06:535:52
2911.06:535:53
3011.06:545:53
3111.06:545:54

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.54 kWh/m².

For context, solar energy here swings from a low near 4.07 kWh/m² to a high of 6.39 kWh/m² in April across the year — December's 4.54 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
164.6Bright
174.6Bright
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 Sukhothai

In seasonPeak

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

Sukhothai'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 Sukhothai?

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

5.5
Sightseeing
1st-best month of the year
8.2
Beach & pool
1st-best month of the year

December is a reasonable time to visit Sukhothai for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Sukhothai in December

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

In December, Sukhothai sees daytime highs around 31°C and nights near 20°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Sukhothai in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sukhothai peaks around August 12 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 11 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 12UV 13Dec 11UV 7
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar10Extreme
Apr10Extreme
May12Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct10Very high
Nov8Very high
Dec7Very high

Air quality in Sukhothai 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 Sukhothai is worst in March — around 58 µg/m³ PM2.5 (unhealthy), about 2.8× the cleanest month (June, 21 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorPoorModeratePoorMar 1556 µg/m³Jun 2221 µg/m³
PM2.5 (µg/m³)Level
Jan43Poor
Feb50Poor
Mar58Unhealthy
Apr47Poor
May29Moderate
Jun21Moderate
Jul22Moderate
Aug23Moderate
Sep26Moderate
Oct31Moderate
Nov33Moderate
Dec37Poor
Location & terrain

Where is Sukhothai?

Sukhothai sits at 17.0°N, 99.8°E, 53 m above sea level, in Thailand. The nearest listed city is Ban Na, 10 km away.

Topography around Sukhothai

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

Within 3 km, the terrain around Sukhothai has only modest variations in elevation — a maximum elevation change of 10 m around an average of 49 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 211 m; within 80 km, large variations in elevation — a maximum elevation change of 1,187 m.

The land around Sukhothai is covered by cropland (41%), trees (31%) and artificial surfaces (21%) within 3 km, cropland (78%) within 16 km, and cropland (60%) and trees (36%) within 80 km.

3 km
10 m
16 km
211 m
80 km
1,187 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Ban Na 10 km · Sawankhalok 34 km · Bang Rakam 42 km · Phitsanulok 51 km · Ban Aranyik 53 km · Si Satchanalai 57 km · Kamphaeng Phet 67 km · Bang Krathum 70 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 Sukhothai (17.0078°, 99.823°, elevation 53 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).