Bang Len weather in December

In December, Bang Len sees average daytime highs of 32°C and overnight lows near 23°C, with 10 mm of rain across 2 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 32°C through the month. The sky is clear or mostly clear about 40% 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 Bang Len's 4th-clearest and 5th-windiest month. For the whole year in context, see Bang Len's year-round climate.

Daytime high
32°
12th warmest
Overnight low
23°
2nd coldest
Rainfall
10 mm
2 wet days
Daylight
11 h 12 min
6:40 AM – 5:51 PM
Cloud cover
49%
4th clearest
Wind
9 km/h
5th windiest
Solar energy
4.72 kWh/m²
Travel score
4.7
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical December day in Bang Len reaches about 32°C in the afternoon and slips back to 23°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 35°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)
13324
23324
33324
43324
53323
63323
73223
83223
93223
103223
113223
123223
133223
143223
153223
163223
173223
183222
193222
203222
213222
223222
233222
243222
253222
263222
273222
283222
293222
303222
313222

How December really feels in Bang Len

Once humidity and wind are folded in, December averages 31 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
31
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.

Bang Len 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° / 22°142.911.34.6
Feb34° / 24°142.611.53.8
Mar35° / 26°45711.92.6
Apr37° / 27°751212.31.6
May36° / 27°14822.112.61.6
Jun35° / 27°13822.412.81.8
Jul34° / 26°13323.112.72.0
Aug34° / 26°15023.412.52.0
Sep33° / 26°24124.912.12.1
Oct33° / 25°18619.911.72.9
Nov33° / 24°426.111.43.9
Dec32° / 23°10211.24.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% 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 36%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15842
25743
35842
45842
55842
65842
75842
85941
95941
105941
116040
126139
136238
146337
156337
166436
176535
186535
196634
206733
216733
226832
236832
246832
256931
266931
276931
287030
297030
307030
317030

Chance of precipitation in December

Any precipitation

Bang Len gets around 10 mm of rain over 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 7% and peaks near 12% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
112
211
311
410
510
69
79
89
98
108
117
127
136
146
155
165
175
185
195
205
215
225
234
244
254
265
275
285
296
306
316

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 30% of days. Sticky, muggy-or-worse air turns up on roughly 58% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12716342912
22717352811
32818352710
42819352610
5291935259
6292035249
7292135249
82102235238
92102335228
102112434227
113122433216
123132533216
133132532215
144142531215
154152530214
165152529214
175162528224
186162528223
196172527223
207172626222
217172626222
228172626222
238172626211
248172726211
258172726211
268172726201
278162727201
288152828201
298152828201
307142829201
317132830212

Wind in December

Winds average 9 km/h in December.

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
308calm
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 6:32 AM to 6:47 AM, and sunset from 5:46 PM to 5:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:325:46
211.26:335:46
311.26:335:46
411.26:345:47
511.26:345:47
611.26:355:47
711.26:355:48
811.26:365:48
911.26:365:48
1011.26:375:48
1111.26:385:49
1211.26:385:49
1311.26:395:50
1411.26:395:50
1511.26:405:50
1611.26:405:51
1711.26:415:51
1811.26:415:52
1911.26:425:52
2011.26:425:52
2111.26:435:53
2211.26:435:53
2311.26:445:54
2411.26:445:54
2511.26:455:55
2611.26:455:55
2711.26:455:56
2811.26:465:56
2911.26:465:57
3011.26:475:57
3111.26:475:58

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.72 kWh/m².

For context, solar energy here swings from a low near 4.58 kWh/m² to a high of 6.24 kWh/m² in April across the year — December's 4.72 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in December

Hazard calendar for Bang Len

In seasonPeak

In December, Bang Len sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Bang Len sits in the Pacific typhoon belt; the season peaks July–October.

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

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

Is December a good time to visit Bang Len?

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

4.7
Sightseeing
1st-best month of the year
7.6
Beach & pool
2nd-best month of the year

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

What to pack for Bang Len in December

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

In December, Bang Len sees daytime highs around 32°C and nights near 23°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Bang Len in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bang Len peaks around August 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 21 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 16UV 13Nov 21UV 8
UV index (midday)Level
Jan9Very high
Feb9Very high
Mar12Extreme
Apr11Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Bang Len 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 Bang Len is worst in January — around 83 µg/m³ PM2.5 (unhealthy), about 1.9× the cleanest month (July, 43 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyJan 2382 µg/m³Jul 2443 µg/m³
PM2.5 (µg/m³)Level
Jan83Unhealthy
Feb81Unhealthy
Mar70Unhealthy
Apr64Unhealthy
May54Poor
Jun44Poor
Jul43Poor
Aug43Poor
Sep54Poor
Oct66Unhealthy
Nov67Unhealthy
Dec66Unhealthy
Location & terrain

Where is Bang Len?

Bang Len sits at 14.0°N, 100.2°E, 7 m above sea level, in Thailand. The nearest listed city is Nakhon Pathom, 26 km away.

Topography around Bang Len

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

Within 3 km, the terrain around Bang Len has only modest variations in elevation — a maximum elevation change of 12 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 42 m; within 80 km, significant variations in elevation — a maximum elevation change of 486 m.

The land around Bang Len is covered by cropland (31%) and grassland (24%) within 3 km, cropland (51%) within 16 km, and cropland (48%) and trees (22%) within 80 km.

3 km
12 m
16 km
42 m
80 km
486 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Nakhon Pathom 26 km · Bang Bua Thong 30 km · Sam Phran 33 km · Thawi Watthana 35 km · Pak Kret 37 km · Bang O 37 km · Pathum Thani 39 km · Ban Pong 39 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 Bang Len (14.0219°, 100.1718°, elevation 7 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). 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).