Kui Buri weather in December

In December, Kui Buri sees average daytime highs of 30°C and overnight lows near 22°C, with 21 mm of rain across 4.1 wet days and about 11.3 hours of daylight. It is the 12th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 41% of the time in December, and the air most often feels muggy.

Daylight stretches from about 11 h 18 min at the start of December to 11 h 18 min by month's end. Set against the rest of the year, December is Kui Buri's 4th-clearest and 4th-windiest month. For the whole year in context, see Kui Buri's year-round climate.

Daytime high
30°
12th warmest
Overnight low
22°
2nd coldest
Rainfall
21 mm
4.1 wet days
Daylight
11 h 18 min
6:38 AM – 5:56 PM
Cloud cover
51%
4th clearest
Wind
10 km/h
4th windiest
Solar energy
5 kWh/m²
Travel score
5.8
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical December day in Kui Buri reaches about 30°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 27°C and 32°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)
13023
23023
33023
43023
53023
63022
73022
83022
93022
103022
113022
123022
133022
143022
153022
163022
173022
183022
193022
203022
213022
223022
233022
243021
253021
263021
273021
283021
293021
303021
313021

How December really feels in Kui Buri

Once humidity and wind are folded in, December averages 2 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
2
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.

Kui Buri 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
Jan30° / 21°355.611.45.4
Feb32° / 22°245.111.64.8
Mar33° / 24°8112.611.93.5
Apr34° / 25°11518.712.32.5
May33° / 25°20526.812.52.1
Jun32° / 25°17725.312.72.4
Jul31° / 25°19626.512.62.6
Aug31° / 24°20226.612.42.6
Sep31° / 24°2472712.12.5
Oct30° / 24°26225.311.73.2
Nov30° / 23°7310.811.44.8
Dec30° / 22°214.111.35.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 19% of December, with mostly cloudy or overcast conditions the remaining 40%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25644
35743
45743
55743
65842
75743
85743
95842
105842
115842
125941
135941
146040
156139
166040
176040
186139
196238
206238
216238
226337
236337
246238
256337
266337
276337
286337
296436
306436
316436

Chance of precipitation in December

Any precipitation

Kui Buri gets around 21 mm of rain over 4.1 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 14% and peaks near 23% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
123
222
321
420
519
619
718
817
917
1016
1115
1214
1313
1413
1512
1611
1711
1811
1911
2010
2110
2210
2310
2410
2510
2610
2710
2810
2911
3011
3112

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 66% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1031630483
2041731462
3041731452
4051732432
5051833422
6051835401
7061936391
8061937371
9061937361
10072038341
11072038331
12182138320
13182138310
14192238300
151102237290
162102237290
172112336280
182122335270
193132434270
203132433260
213142533250
224142533240
234152633230
244152633220
254152633210
264152634200
274152635190
284152635190
294142636190
304142636190
314132637200

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 9 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
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
309calm
319calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 18 min at the start of December to 11 h 18 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 6:30 AM to 6:45 AM, and sunset from 5:51 PM to 6:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:305:51
211.36:315:51
311.36:315:51
411.36:325:51
511.36:325:52
611.36:335:52
711.36:335:52
811.36:345:53
911.36:345:53
1011.36:355:53
1111.36:355:54
1211.36:365:54
1311.36:365:54
1411.36:375:55
1511.36:375:55
1611.36:385:56
1711.36:385:56
1811.36:395:56
1911.36:395:57
2011.36:405:57
2111.36:405:58
2211.36:415:58
2311.36:415:59
2411.36:425:59
2511.36:426:00
2611.36:436:00
2711.36:436:01
2811.36:446:01
2911.36:446:02
3011.36:446:02
3111.36:456:03

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5 kWh/m².

For context, solar energy here swings from a low near 4.32 kWh/m² to a high of 6.23 kWh/m² in April across the year — December's 5 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
124.9Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
315.1Bright
Planning a trip in December

Hazard calendar for Kui Buri

In seasonPeak

In December, Kui Buri sits inside its cyclone season. The full year is below, with each hazard's peak months called out.

Kui Buri sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.

Kui Buri's rainy season runs May–October, when most of the year's rain falls.

Cyclone
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Kui Buri?

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

5.8
Sightseeing
1st-best month of the year
7.9
Beach & pool
1st-best month of the year

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

What to pack for Kui Buri in December

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

In December, Kui Buri sees daytime highs around 30°C and nights near 22°C. Pack light clothes. Worth having: sun protection. About 4 days see rain.

light clothessun protection

Sea temperature near Kui Buri in December

The nearest coast averages about 28°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 23 km away) is warmest in May at about 30°C and coldest in January near 27°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb28Warm
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Kui Buri 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 Kui Buri peaks around August 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 16UV 14Nov 23UV 9
UV index (midday)Level
Jan9Very high
Feb10Extreme
Mar12Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Kui Buri 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 Kui Buri is worst in April — around 26 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (September, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateApr 1025 µg/m³Sep 1211 µg/m³
PM2.5 (µg/m³)Level
Jan24Moderate
Feb24Moderate
Mar25Moderate
Apr26Moderate
May16Moderate
Jun12Moderate
Jul13Moderate
Aug12Good
Sep11Good
Oct14Moderate
Nov19Moderate
Dec20Moderate
Location & terrain

Where is Kui Buri?

Kui Buri sits at 12.1°N, 99.9°E, 15 m above sea level, in Thailand. The nearest listed city is Sam Roi Yot, 21 km away.

Tha YangBang SaphanPhetchaburi

Topography around Kui Buri

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

Within 3 km, the terrain around Kui Buri has only modest variations in elevation — a maximum elevation change of 24 m around an average of 12 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 617 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,303 m.

The land around Kui Buri is covered by trees (44%), grassland (23%) and cropland (20%) within 3 km, trees (46%) and water (24%) within 16 km, and trees (56%) and water (36%) within 80 km.

3 km
24 m
16 km
617 m
80 km
1,303 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Sam Roi Yot 21 km · Prachuap Khiri Khan 30 km · Pran Buri 34 km · Hua Hin 55 km · Cha-am 81 km · Tha Yang 97 km · Bang Saphan 104 km · Phetchaburi 115 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 Kui Buri (12.0828°, 99.8543°, elevation 15 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).