Kanchanaburi weather in January

In January, Kanchanaburi sees average daytime highs of 32°C and overnight lows near 21°C, with 13 mm of rain across 2.1 wet days and about 11.3 hours of daylight. It is the 9th-warmest and 10th-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 56% of the time in January, and the air most often feels muggy.

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 Kanchanaburi's 2nd-clearest and 7th-windiest month. For the whole year in context, see Kanchanaburi's year-round climate.

Daytime high
32°
9th warmest
Overnight low
21°
1st coldest
Rainfall
13 mm
2.1 wet days
Daylight
11 h 18 min
6:53 AM – 6:09 PM
Cloud cover
41%
2nd clearest
Wind
7 km/h
7th windiest
Solar energy
5.05 kWh/m²
Travel score
4.7
out of 10

Kanchanaburi is town in Kanchanaburi province, Thailand.

Air quality
High
PM2.5 27 µg/m³ · 2019

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

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

A typical January day in Kanchanaburi reaches about 32°C in the afternoon and slips back to 21°C overnight — a 11°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, January runs about 1°C warmer than December and about 2°C cooler than February.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13221
23221
33221
43221
53221
63221
73221
83221
93221
103221
113221
123221
133221
143221
153221
163221
173221
183221
193321
203321
213321
223321
233321
243321
253321
263321
273321
283321
293321
303321
313321

How January really feels in Kanchanaburi

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.

Kanchanaburi weather by month

How January compares with the rest of the year at a glance. January is the 9th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 21°132.111.34.7
Feb35° / 22°112.411.53.4
Mar36° / 25°336.311.92.0
Apr37° / 26°7112.612.31.3
May36° / 27°11219.912.61.6
Jun34° / 26°10919.112.82.1
Jul33° / 26°14020.912.72.4
Aug33° / 26°13721.112.52.6
Sep32° / 25°18222.812.12.5
Oct32° / 25°16419.711.73.2
Nov32° / 23°37611.44.4
Dec31° / 22°81.711.25.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 17% 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 (%)
16931
26931
36931
46931
56931
66931
76931
86931
96931
106931
116931
126931
136931
147030
157030
167129
177228
187327
197327
207327
217426
227525
237624
247624
257723
267822
277921
287921
297921
308020
318119

Chance of precipitation in January

Any precipitation

Kanchanaburi gets around 13 mm of rain over 2.1 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 7% and peaks near 8% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
15
25
35
45
55
66
76
86
96
107
117
127
137
147
157
167
177
187
197
207
217
227
238
248
258
268
278
288
298
308
317

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 32% of days. Sticky, muggy-or-worse air turns up on roughly 53% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1818273412
2818283413
3717283513
4717283513
5616293514
6616293514
7515293515
8515293516
9515293516
10515293517
11515293418
12514293418
13514293319
14514293319
15513303320
16513303220
17513303221
18512293222
19512293222
20512293123
21512293123
22511293124
23511293125
24510293126
25510283026
26610273026
27610273027
28610263027
29710263027
30710253027
31711253027

Wind in January

Winds average 7 km/h in January.

Across January, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

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 6:49 AM to 6:54 AM, and sunset from 6:01 PM to 6:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:496:01
211.26:506:01
311.26:506:02
411.26:506:02
511.26:516:03
611.26:516:03
711.26:516:04
811.26:526:04
911.26:526:05
1011.26:526:05
1111.26:526:06
1211.26:536:07
1311.26:536:07
1411.26:536:08
1511.26:536:08
1611.36:536:09
1711.36:546:09
1811.36:546:10
1911.36:546:10
2011.36:546:11
2111.36:546:11
2211.36:546:12
2311.36:546:12
2411.36:546:13
2511.36:546:14
2611.36:546:14
2711.36:546:15
2811.36:546:15
2911.46:546:15
3011.46:546:16
3111.46:546:16

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.05 kWh/m².

For context, solar energy here swings from a low near 4.32 kWh/m² to a high of 6.2 kWh/m² in April across the year — January's 5.05 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in January

Hazard calendar for Kanchanaburi

In seasonPeak

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

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

Kanchanaburi's monsoon runs May–October, when most of the year's rain falls.

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

Is January a good time to visit Kanchanaburi?

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

4.7
Sightseeing
2nd-best month of the year
7.8
Beach & pool
2nd-best month of the year

January is a reasonable time to visit Kanchanaburi for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Kanchanaburi in January

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

In January, Kanchanaburi sees daytime highs around 32°C and nights near 21°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Kanchanaburi 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 Kanchanaburi peaks around August 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 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 14Dec 15UV 9
UV index (midday)Level
Jan9Very high
Feb9Very high
Mar13Extreme
Apr11Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Kanchanaburi 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 Kanchanaburi is worst in March — around 44 µg/m³ PM2.5 (poor), about 2.7× the cleanest month (June, 16 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Kanchanaburi's WHO annual average of 27 µg/m³.

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMar 1344 µg/m³Jun 2217 µg/m³
PM2.5 (µg/m³)Level
Jan35Moderate
Feb41Poor
Mar44Poor
Apr34Moderate
May23Moderate
Jun16Moderate
Jul17Moderate
Aug17Moderate
Sep20Moderate
Oct26Moderate
Nov25Moderate
Dec26Moderate
Location & terrain

Where is Kanchanaburi?

Kanchanaburi sits at 14.0°N, 99.5°E, 33 m above sea level, in Thailand. The nearest listed city is Tha Muang, 11 km away.

Topography around Kanchanaburi

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

Within 3 km, the terrain around Kanchanaburi has significant variations in elevation — a maximum elevation change of 337 m around an average of 51 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 483 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,266 m.

The land around Kanchanaburi is covered by trees (47%) and artificial surfaces (28%) within 3 km, trees (45%) and cropland (35%) within 16 km, and trees (53%) and cropland (37%) within 80 km.

3 km
337 m
16 km
483 m
80 km
1,266 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Tha Muang 11 km · Tha Maka 26 km · Bo Phloi 36 km · Ban Pong 41 km · Chom Bueng 43 km · Photharam 48 km · Ban I Chang 50 km · Bang Phae 54 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 Kanchanaburi (14.0041°, 99.5483°, elevation 33 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).