Ban Phai weather in December

In December, Ban Phai sees average daytime highs of 30°C and overnight lows near 19°C, with 6 mm of rain across 1.2 wet days and about 11.1 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 50% of the time in December, and the air most often feels humid.

Daylight stretches from about 11 h 06 min at the start of December to 11 h 06 min by month's end. Set against the rest of the year, December is Ban Phai's 4th-clearest and 2nd-windiest month. For the whole year in context, see Ban Phai's year-round climate.

Daytime high
30°
12th warmest
Overnight low
19°
2nd coldest
Rainfall
6 mm
1.2 wet days
Daylight
11 hours
6:34 AM – 5:37 PM
Cloud cover
43%
4th clearest
Wind
11 km/h
2nd windiest
Solar energy
4.65 kWh/m²
Travel score
6.3
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 Ban Phai reaches about 30°C in the afternoon and slips back to 19°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 33°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)
13120
23020
33020
43020
53020
63020
73020
83019
93019
103019
113019
123019
133019
143019
153019
163019
173019
183018
193018
203018
213018
223018
233018
243018
253018
263018
273018
283018
293018
303018
313018

How December really feels in Ban Phai

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.

Ban Phai 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
Jan31° / 18°71.511.25.8
Feb33° / 20°102.411.54.3
Mar35° / 24°366.111.92.7
Apr36° / 26°6310.812.41.9
May35° / 26°14719.812.71.9
Jun34° / 26°12617.912.92.2
Jul33° / 26°14919.512.92.4
Aug33° / 26°19922.112.52.5
Sep32° / 25°23824.212.12.6
Oct31° / 24°12113.711.63.9
Nov31° / 21°273.611.35.3
Dec30° / 19°61.211.16.3

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 21% of December, with mostly cloudy or overcast conditions the remaining 29%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16436
26436
36436
46436
56535
66535
76535
86535
96535
106634
116634
126832
136832
146931
157129
167129
177228
187327
197426
207426
217525
227525
237624
247624
257624
267723
277723
287723
297723
307624
317624

Chance of precipitation in December

Any precipitation

Ban Phai gets around 6 mm of rain over 1.2 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 5% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
15
25
35
44
54
64
74
84
94
104
114
124
134
144
154
164
174
184
194
204
213
223
233
243
253
263
273
283
293
304
314

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 33% of days. Sticky, muggy-or-worse air turns up on roughly 34% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1512303716
2513313615
3613323514
4613333513
5614343412
6714353311
7715363210
871636319
981637308
1091737308
1191837297
12101936296
13111936285
14122035285
15132134284
16142134274
17152233274
18162232264
19172331263
20172331253
21182431253
22182430243
23192530242
24192531232
25192631222
26192632222
27182632222
28182633222
29172634222
30162634212
31152635212

Wind in December

Winds average 11 km/h in December.

Across December, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 06 min at the start of December to 11 h 06 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 6:25 AM to 6:41 AM, and sunset from 5:32 PM to 5:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:255:32
211.16:265:32
311.16:275:33
411.16:275:33
511.16:285:33
611.16:285:33
711.16:295:34
811.16:295:34
911.16:305:34
1011.16:315:35
1111.16:315:35
1211.16:325:35
1311.16:325:36
1411.16:335:36
1511.16:335:36
1611.06:345:37
1711.06:345:37
1811.06:355:38
1911.06:355:38
2011.06:365:38
2111.06:365:39
2211.06:375:39
2311.06:375:40
2411.06:385:40
2511.06:385:41
2611.06:395:41
2711.06:395:42
2811.06:395:42
2911.16:405:43
3011.16:405:43
3111.16:415:44

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.65 kWh/m².

For context, solar energy here swings from a low near 4.53 kWh/m² to a high of 6.15 kWh/m² in April across the year — December's 4.65 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.6Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in December

Hazard calendar for Ban Phai

In seasonPeak

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

Ban Phai'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 Ban Phai?

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

6.3
Sightseeing
1st-best month of the year
8.5
Beach & pool
1st-best month of the year

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

What to pack for Ban Phai in December

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

In December, Ban Phai sees daytime highs around 30°C and nights near 19°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Ban Phai 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 Ban Phai peaks around August 12 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 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 12UV 13Dec 13UV 8
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar11Extreme
Apr10Very high
May11Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Ban Phai 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 Ban Phai is worst in March — around 50 µg/m³ PM2.5 (poor), about 2.4× the cleanest month (June, 21 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMar 1549 µg/m³Jun 2221 µg/m³
PM2.5 (µg/m³)Level
Jan32Moderate
Feb43Poor
Mar50Poor
Apr39Poor
May29Moderate
Jun21Moderate
Jul22Moderate
Aug23Moderate
Sep27Moderate
Oct30Moderate
Nov26Moderate
Dec24Moderate
Location & terrain

Where is Ban Phai?

Ban Phai sits at 16.1°N, 102.7°E, 174 m above sea level, in Thailand. The nearest listed city is Khon Kaen, 44 km away.

Topography around Ban Phai

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

Within 3 km, the terrain around Ban Phai has only modest variations in elevation — a maximum elevation change of 34 m around an average of 173 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 87 m; within 80 km, large variations in elevation — a maximum elevation change of 894 m.

The land around Ban Phai is covered by cropland (41%), trees (26%) and artificial surfaces (22%) within 3 km, cropland (78%) within 16 km, and cropland (79%) within 80 km.

3 km
34 m
16 km
87 m
80 km
894 m
treesgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Khon Kaen 44 km · Kaeng Khro 51 km · Bua Yai 62 km · Maha Sarakham 62 km · Phu Khiao 73 km · Chaiyaphum 80 km · Chum Phae 86 km · Kaset Sombun 87 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 Ban Phai (16.06°, 102.731°, elevation 174 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).