Nakhon Luang weather in January

In January, Nakhon Luang sees average daytime highs of 33°C and overnight lows near 22°C, with 11 mm of rain across 2.8 wet days and about 11.2 hours of daylight. It is the 9th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 54% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 11 h 12 min at the start of January to 11 h 24 min by month's end. Set against the rest of the year, January is Nakhon Luang's 2nd-clearest and 10th-windiest month. For the whole year in context, see Nakhon Luang's year-round climate.

Daytime high
33°
9th warmest
Overnight low
22°
1st coldest
Rainfall
11 mm
2.8 wet days
Daylight
11 h 12 min
6:50 AM – 6:04 PM
Cloud cover
42%
2nd clearest
Wind
8 km/h
10th windiest
Solar energy
4.97 kWh/m²
Travel score
4.2
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical January day in Nakhon Luang reaches about 33°C in the afternoon and slips back to 22°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 35°C. Set against its neighbours, January runs on par with December and about 2°C cooler than February.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13222
23222
33322
43322
53322
63322
73322
83322
93322
103322
113322
123322
133322
143322
153322
163322
173322
183322
193322
203322
213322
223322
233322
243322
253322
263322
273322
283322
293322
303423
313423

How January really feels in Nakhon Luang

Once humidity and wind are folded in, January 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 January is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Nakhon Luang weather by month

How January compares with the rest of the year at a glance. January is the 9th-warmest and 11th-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 January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 54% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 19% of January, with mostly cloudy or overcast conditions the remaining 27%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17030
27030
37030
47030
57030
67030
77030
87030
97030
107030
117030
127030
137030
147030
157129
167129
177228
187327
197327
207426
217426
227426
237525
247624
257624
267723
277723
287822
297822
308020
318020

Chance of precipitation in January

Any precipitation

Nakhon Luang gets around 11 mm of rain over 2.8 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 9% and peaks near 10% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
16
26
37
47
58
68
78
89
99
109
119
129
139
1410
1510
1610
1710
1810
1910
2010
2110
2210
2310
2410
2510
2610
279
289
299
309
319

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the oppressive band about 28% of days. Sticky, muggy-or-worse air turns up on roughly 54% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
18183027151
28173027161
37173027172
47163026182
57163026192
66153026212
76153025222
86142925232
96142924242
106132924252
116132923262
127122923273
137122823283
147112823293
156112822293
166102822303
176102823303
186102823303
196102723313
206102723314
216102723314
225102623314
235102623314
245112523324
255112423324
265112423334
276122322334
286122222344
296132121354
306132020355
316141920365

Wind in January

Winds average 8 km/h in January.

Across January, 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
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 12 min at the start of January to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over January. Sunrise moves from 6:46 AM to 6:50 AM, and sunset from 5:55 PM to 6:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:465:55
211.26:465:56
311.26:475:57
411.26:475:57
511.26:475:58
611.26:485:58
711.26:485:59
811.26:485:59
911.26:496:00
1011.26:496:00
1111.26:496:01
1211.26:496:02
1311.26:496:02
1411.26:506:03
1511.26:506:03
1611.26:506:04
1711.26:506:04
1811.26:506:05
1911.36:506:05
2011.36:506:06
2111.36:506:06
2211.36:516:07
2311.36:516:08
2411.36:516:08
2511.36:516:09
2611.36:516:09
2711.36:516:10
2811.36:506:10
2911.36:506:11
3011.36:506:11
3111.46:506:12

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.97 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 — January's 4.97 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
124.9Bright
134.9Bright
144.9Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.2Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in January

Hazard calendar for Nakhon Luang

In seasonPeak

None of Nakhon Luang's seasonal hazards are active in January. 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 January a good time to visit Nakhon Luang?

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

4.2
Sightseeing
2nd-best month of the year
7.5
Beach & pool
2nd-best month of the year

January 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 January

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

In January, Nakhon Luang sees daytime highs around 33°C and nights near 22°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Nakhon Luang in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 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 January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January 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
January 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).