Nakhon Luang weather in December

In December, Nakhon Luang sees average daytime highs of 32°C and overnight lows near 22°C, with 8 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 32°C through the month. The sky is clear or mostly clear about 46% 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 Nakhon Luang's 4th-clearest and 1st-windiest month. For the whole year in context, see Nakhon Luang's year-round climate.

Daytime high
32°
12th warmest
Overnight low
22°
2nd coldest
Rainfall
8 mm
1.4 wet days
Daylight
11 h 06 min
6:39 AM – 5:48 PM
Cloud cover
47%
4th clearest
Wind
11 km/h
1st windiest
Solar energy
4.75 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 Nakhon Luang reaches about 32°C in the afternoon and slips back to 22°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°40°151015202531
Avg high (°C)Avg low (°C)
13324
23323
33323
43323
53323
63323
73323
83323
93323
103223
113223
123223
133223
143223
153222
163222
173222
183222
193222
203222
213222
223222
233222
243222
253222
263222
273222
283222
293222
303222
313222

How December really feels in Nakhon Luang

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.

Nakhon Luang 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
Jan33° / 22°112.811.24.2
Feb35° / 24°143.111.53.3
Mar36° / 26°417.111.92.3
Apr37° / 27°7712.812.31.5
May36° / 27°15421.612.71.5
Jun35° / 27°14222.812.81.7
Jul34° / 26°14923.112.81.9
Aug34° / 26°17824.512.51.9
Sep33° / 26°26225.512.12.1
Oct33° / 25°15118.711.72.9
Nov33° / 24°29511.34.0
Dec32° / 22°81.411.24.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 20% of December, with mostly cloudy or overcast conditions the remaining 34%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26139
36139
46139
56238
66238
76238
86238
96238
106238
116337
126337
136436
146535
156535
166634
176733
186733
196931
206931
217030
227030
237030
247030
257228
267228
277228
287228
297228
307228
317129

Chance of precipitation in December

Any precipitation

Nakhon Luang gets around 8 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 5% and peaks near 7% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
17
27
37
46
56
66
76
86
96
105
115
125
134
144
154
164
173
183
193
203
213
223
233
243
254
264
274
284
295
305
315

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 32% of days. Sticky, muggy-or-worse air turns up on roughly 51% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1381840239
2381940228
3392039218
4392139207
53102239206
63102338196
73102537195
83112637195
94112736184
104122835184
114132834173
124132933173
135142933172
145152932162
156162931162
167162930162
178172829162
188182829161
199182828151
209182828151
2110192827151
2210192827141
2311202827141
2411202827131
2511202827131
2611202927131
2711202927131
2811202927131
2910192928131
3010192928141
319183028141

Wind in December

Winds average 11 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 9 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
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
319calm

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 6:31 AM to 6:46 AM, and sunset from 5:43 PM to 5:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:315:43
211.26:325:44
311.26:325:44
411.26:335:44
511.26:335:44
611.26:345:45
711.26:345:45
811.26:355:45
911.26:365:46
1011.26:365:46
1111.26:375:46
1211.26:375:47
1311.26:385:47
1411.26:385:47
1511.26:395:48
1611.16:395:48
1711.16:405:49
1811.16:405:49
1911.16:415:49
2011.16:415:50
2111.16:425:50
2211.16:425:51
2311.16:435:51
2411.16:435:52
2511.16:445:52
2611.16:445:53
2711.16:445:53
2811.16:455:54
2911.26:455:54
3011.26:465:55
3111.26:465:55

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.75 kWh/m².

For context, solar energy here swings from a low near 4.56 kWh/m² to a high of 6.17 kWh/m² in April across the year — December's 4.75 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in December

Hazard calendar for Nakhon Luang

In seasonPeak

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

Nakhon Luang'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 Nakhon Luang?

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
7.7
Beach & pool
1st-best month of the year

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

What to pack for Nakhon Luang in December

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

In December, Nakhon Luang sees daytime highs around 32°C and nights near 22°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Nakhon Luang 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 Nakhon Luang peaks around August 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 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 highExtremeExtremeVery highAug 14UV 13Nov 23UV 8
UV index (midday)Level
Jan9Very high
Feb9Very high
Mar12Extreme
Apr11Extreme
May10Very high
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct10Very high
Nov8Very high
Dec8Very high

Air quality in Nakhon Luang 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 Nakhon Luang 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 Nakhon Luang?

Nakhon Luang sits at 14.5°N, 100.6°E, 9 m above sea level, in Thailand. The nearest listed city is Ayutthaya, 13 km away.

Topography around Nakhon Luang

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

Within 3 km, the terrain around Nakhon Luang has only modest variations in elevation — a maximum elevation change of 19 m around an average of 6 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 43 m; within 80 km, large variations in elevation — a maximum elevation change of 1,116 m.

The land around Nakhon Luang is covered by cropland (45%) and trees (24%) within 3 km, cropland (58%) and trees (21%) within 16 km, and cropland (60%) and trees (24%) within 80 km.

3 km
19 m
16 km
43 m
80 km
1,116 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Ayutthaya 13 km · Bang Ban 17 km · Tha Ruea 17 km · Ban Mo 21 km · Phak Hai 26 km · Bang Pa-in 26 km · Wang Noi 29 km · Nong Khae 31 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 Nakhon Luang (14.4634°, 100.6088°, elevation 9 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).