Sa Kaeo weather in December

In December, Sa Kaeo sees average daytime highs of 31°C and overnight lows near 21°C, with 6 mm of rain across 1.4 wet days and about 11.2 hours of daylight. It is the 12th-warmest and 12th-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 42% of the time in December, and the air most often feels muggy.

Daylight stretches from about 11 h 12 min at the start of December to 11 h 12 min by month's end. Set against the rest of the year, December is Sa Kaeo's 4th-clearest and 1st-windiest month. For the whole year in context, see Sa Kaeo's year-round climate.

Daytime high
31°
12th warmest
Overnight low
21°
2nd coldest
Rainfall
6 mm
1.4 wet days
Daylight
11 h 12 min
6:32 AM – 5:44 PM
Cloud cover
49%
4th clearest
Wind
9 km/h
1st windiest
Solar energy
4.87 kWh/m²
Travel score
5.5
out of 10

Sa Kaeo is town in Sa Kaeo province, Thailand.

Air quality
Elevated
PM2.5 20 µg/m³ · 2019
Founded
1956

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 Sa Kaeo reaches about 31°C in the afternoon and slips back to 21°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 33°C. Set against its neighbours, December runs on par with November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13122
23122
33122
43122
53122
63122
73122
83122
93122
103122
113122
123121
133121
143121
153121
163121
173121
183121
193121
203121
213121
223121
233121
243121
253121
263121
273121
283121
293121
303121
313121

How December really feels in Sa Kaeo

Once humidity and wind are folded in, December averages 15 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
15
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.

Sa Kaeo 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
Jan32° / 21°122.611.35.1
Feb33° / 22°183.511.54.1
Mar34° / 24°519.111.93.0
Apr35° / 26°7915.112.32.3
May34° / 26°15923.212.62.1
Jun32° / 26°20325.512.82.3
Jul32° / 25°23027.712.72.4
Aug31° / 25°25027.912.52.4
Sep31° / 25°27826.812.12.5
Oct31° / 24°1711911.73.4
Nov31° / 23°294.911.44.8
Dec31° / 21°61.411.25.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 23% of December, with mostly cloudy or overcast conditions the remaining 35%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26139
36040
46040
56139
66139
76139
86139
96139
106238
116238
126238
136337
146436
156436
166535
176535
186733
196733
206832
216733
226832
236832
246931
256931
266832
276931
286931
296931
306931
316931

Chance of precipitation in December

Any precipitation

Sa Kaeo gets around 6 mm of rain over 1.4 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 4% and peaks near 7% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
17
27
37
47
57
66
76
86
95
105
115
124
134
144
154
163
173
183
193
203
213
223
233
243
253
263
273
283
294
304
314

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 35% of days. Sticky, muggy-or-worse air turns up on roughly 61% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1141736357
2151736356
3151737346
4151837335
5161838324
6161938314
7162039304
8172039293
9172139283
10182239273
11292239262
12292338252
132102338252
142112437242
153122436242
163122435232
174132534231
184132534231
195142533221
205142632221
216152632211
226152731201
236152731201
246162831190
256162831180
266162832180
276152933170
286152933170
296152934170
305143035160
315143034160

Wind in December

Winds average 9 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 12 min at the start of December to 11 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 6:24 AM to 6:39 AM, and sunset from 5:39 PM to 5:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:245:39
211.26:255:39
311.26:255:39
411.26:265:39
511.26:265:40
611.26:275:40
711.26:275:40
811.26:285:41
911.26:295:41
1011.26:295:41
1111.26:305:42
1211.26:305:42
1311.26:315:42
1411.26:315:43
1511.26:325:43
1611.26:325:44
1711.26:335:44
1811.26:335:44
1911.26:345:45
2011.26:345:45
2111.26:355:46
2211.26:355:46
2311.26:365:47
2411.26:365:47
2511.26:375:48
2611.26:375:48
2711.26:375:49
2811.26:385:49
2911.26:385:50
3011.26:395:50
3111.26:395:51

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.87 kWh/m².

For context, solar energy here swings from a low near 4.52 kWh/m² to a high of 6.02 kWh/m² in April across the year — December's 4.87 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in December

Hazard calendar for Sa Kaeo

In seasonPeak

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

Sa Kaeo'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 Sa Kaeo?

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
8.1
Beach & pool
1st-best month of the year

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

What to pack for Sa Kaeo in December

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

In December, Sa Kaeo sees daytime highs around 31°C and nights near 21°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Sa Kaeo in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sa Kaeo peaks around August 15 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 22 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 15UV 14Nov 22UV 8
UV index (midday)Level
Jan9Very high
Feb10Extreme
Mar12Extreme
Apr12Extreme
May11Extreme
Jun12Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct11Extreme
Nov8Very high
Dec9Very high

Air quality in Sa Kaeo 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 Sa Kaeo is worst in February — around 32 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 15 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Sa Kaeo's WHO annual average of 20 µg/m³.

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateFeb 1731 µg/m³Dec 1015 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb32Moderate
Mar28Moderate
Apr22Moderate
May17Moderate
Jun15Moderate
Jul17Moderate
Aug17Moderate
Sep18Moderate
Oct18Moderate
Nov15Moderate
Dec15Moderate
Location & terrain

Where is Sa Kaeo?

Sa Kaeo sits at 13.8°N, 102.1°E, 41 m above sea level, in Thailand. The nearest listed city is Wang Nam Yen, 36 km away.

Topography around Sa Kaeo

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

Within 3 km, the terrain around Sa Kaeo has only modest variations in elevation — a maximum elevation change of 20 m around an average of 39 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 162 m; within 80 km, large variations in elevation — a maximum elevation change of 960 m.

The land around Sa Kaeo is covered by trees (52%) and cropland (25%) within 3 km, trees (52%) and cropland (38%) within 16 km, and trees (60%) and cropland (35%) within 80 km.

3 km
20 m
16 km
162 m
80 km
960 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Wang Nam Yen 36 km · Kabin Buri 41 km · Na Di 46 km · Aranyaprathet 48 km · Poipet 56 km · Si Maha Phot 63 km · Prachantakham 66 km · Ou Bei Choan 72 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 Sa Kaeo (13.8141°, 102.0722°, elevation 41 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).