Chon Daen weather in January

In January, Chon Daen sees average daytime highs of 32°C and overnight lows near 19°C, with 10 mm of rain across 1.8 wet days and about 11.1 hours of daylight. It is the 9th-warmest and 11th-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 63% of the time in January, and the air most often feels humid.

Daylight stretches from about 11 h 06 min at the start of January to 11 h 18 min by month's end. Set against the rest of the year, January is Chon Daen's 2nd-clearest and 6th-windiest month. For the whole year in context, see Chon Daen's year-round climate.

Daytime high
32°
9th warmest
Overnight low
19°
1st coldest
Rainfall
10 mm
1.8 wet days
Daylight
11 h 06 min
6:52 AM – 6:00 PM
Cloud cover
35%
2nd clearest
Wind
6 km/h
6th windiest
Solar energy
4.9 kWh/m²
Travel score
5.3
out of 10

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 Chon Daen reaches about 32°C in the afternoon and slips back to 19°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 34°C. Set against its neighbours, January runs on par with December and about 2°C cooler than February.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13119
23119
33119
43119
53119
63119
73119
83119
93119
103119
113119
123119
133119
143119
153219
163219
173219
183219
193219
203220
213220
223220
233220
243220
253220
263220
273220
283220
293220
303220
313220

How January really feels in Chon Daen

Once humidity and wind are folded in, January averages 22 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
22
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.

Chon Daen 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
Jan32° / 19°101.811.15.3
Feb33° / 21°122.411.54.1
Mar35° / 24°315.611.92.8
Apr36° / 26°5910.212.42.0
May34° / 26°18321.712.72.0
Jun33° / 26°21525.312.92.1
Jul32° / 25°24926.712.92.4
Aug31° / 25°30828.712.52.3
Sep31° / 25°31227.412.12.4
Oct32° / 24°15017.711.63.4
Nov32° / 22°294.211.24.7
Dec31° / 19°81.411.15.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 63% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 16% of January, with mostly cloudy or overcast conditions the remaining 21%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17822
27723
37624
47624
57525
67426
77426
87327
97327
107327
117426
127426
137525
147525
157624
167723
177822
187921
198020
208119
218119
228317
238317
248416
258515
268515
278614
288614
298614
308614
318614

Chance of precipitation in January

Any precipitation

Chon Daen gets around 10 mm of rain over 1.8 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 6% and peaks near 7% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
15
25
35
45
55
66
76
86
96
106
116
126
136
146
156
166
176
186
196
206
216
226
236
246
257
267
277
287
297
307
317

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the humid band about 36% of days. Sticky, muggy-or-worse air turns up on roughly 45% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1716353310
2715353310
3615363310
4515373311
5515373311
6515373311
7415373311
8415383311
9415373311
10415373311
11415373311
12415373311
13415373311
14415373211
15415373212
16415373212
17415373212
18414373212
19414373213
20414373213
21414373113
22514363114
23514363115
24514363115
25513353116
26613343116
27613333117
28613333117
29613323118
30713313118
31714303218

Wind in January

Winds average 6 km/h in January.

Across January, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 06 min at the start of January to 11 h 18 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 6:48 AM to 6:52 AM, and sunset from 5:51 PM to 6:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:485:51
211.16:495:52
311.16:495:52
411.16:495:53
511.16:495:54
611.16:505:54
711.16:505:55
811.16:505:55
911.16:515:56
1011.16:515:56
1111.16:515:57
1211.16:515:58
1311.16:515:58
1411.16:525:59
1511.16:525:59
1611.16:526:00
1711.16:526:00
1811.16:526:01
1911.26:526:02
2011.26:526:02
2111.26:526:03
2211.26:526:03
2311.26:526:04
2411.26:526:04
2511.26:526:05
2611.26:526:05
2711.26:526:06
2811.26:526:07
2911.36:526:07
3011.36:526:08
3111.36:526:08

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.9 kWh/m².

For context, solar energy here swings from a low near 4.18 kWh/m² to a high of 6.3 kWh/m² in April across the year — January's 4.9 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.9Bright
144.9Bright
154.9Bright
164.9Bright
174.9Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.2Bright
315.2Bright
Planning a trip in January

Hazard calendar for Chon Daen

In seasonPeak

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

Chon Daen'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 Chon Daen?

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

5.3
Sightseeing
2nd-best month of the year
8.1
Beach & pool
2nd-best month of the year

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

What to pack for Chon Daen in January

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

In January, Chon Daen sees daytime highs around 32°C and nights near 19°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Chon Daen 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 Chon Daen peaks around August 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 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 14UV 13Dec 12UV 8
UV index (midday)Level
Jan9Very high
Feb10Extreme
Mar11Extreme
Apr10Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Chon Daen 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 Chon Daen is worst in March — around 56 µg/m³ PM2.5 (unhealthy), about 2.5× the cleanest month (June, 23 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorPoorModeratePoorMar 1355 µg/m³Jun 2223 µg/m³
PM2.5 (µg/m³)Level
Jan47Poor
Feb52Poor
Mar56Unhealthy
Apr46Poor
May32Moderate
Jun23Moderate
Jul24Moderate
Aug24Moderate
Sep28Moderate
Oct34Moderate
Nov38Poor
Dec42Poor
Location & terrain

Where is Chon Daen?

Chon Daen sits at 16.2°N, 100.9°E, 106 m above sea level, in Thailand. The nearest listed city is Thap Khlo, 28 km away.

Topography around Chon Daen

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

Within 3 km, the terrain around Chon Daen has only modest variations in elevation — a maximum elevation change of 81 m around an average of 107 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,018 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,544 m.

The land around Chon Daen is covered by cropland (49%) and trees (35%) within 3 km, trees (54%) and cropland (37%) within 16 km, and cropland (55%) and trees (41%) within 80 km.

3 km
81 m
16 km
1,018 m
80 km
1,544 m
treesgrasslandcroplandartificial surfaces
January weather nearby: Thap Khlo 28 km · Nong Phai 31 km · Phetchabun 41 km · Taphan Hin 47 km · Bang Mun Nak 54 km · Phichit 61 km · Wichian Buri 65 km · Bang Krathum 74 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 Chon Daen (16.1895°, 100.8596°, elevation 106 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).