Chaiyaphum weather in January

In January, Chaiyaphum sees average daytime highs of 31°C and overnight lows near 19°C, with 6 mm of rain across 1.5 wet days and about 11.2 hours of daylight. It is the 10th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 61% 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 Chaiyaphum's 2nd-clearest and 6th-windiest month. For the whole year in context, see Chaiyaphum's year-round climate.

Daytime high
31°
10th warmest
Overnight low
19°
1st coldest
Rainfall
6 mm
1.5 wet days
Daylight
11 h 12 min
6:47 AM – 5:56 PM
Cloud cover
36%
2nd clearest
Wind
9 km/h
6th windiest
Solar energy
5.02 kWh/m²
Travel score
5.9
out of 10

Chaiyaphum is town in Chaiyaphum province, Thailand.

Density
1,896/km²
people per km²

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 31°C through the month.

A typical January day in Chaiyaphum reaches about 31°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 27°C and 34°C. Set against its neighbours, January runs about 1°C warmer than December and about 2°C cooler than February.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13018
23018
33018
43018
53018
63018
73018
83018
93018
103018
113018
123019
133119
143119
153119
163119
173119
183119
193119
203119
213119
223119
233119
243119
253119
263119
273119
283119
293119
303119
313119

How January really feels in Chaiyaphum

Once humidity and wind are folded in, January averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Chaiyaphum weather by month

How January compares with the rest of the year at a glance. January is the 10th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 19°61.511.25.9
Feb33° / 21°91.811.54.5
Mar35° / 23°326.111.92.9
Apr36° / 25°641112.32.2
May34° / 26°15320.512.72.1
Jun33° / 26°13519.512.92.4
Jul32° / 25°15220.912.82.7
Aug32° / 25°18623.512.52.7
Sep31° / 25°23824.712.12.6
Oct31° / 24°12614.511.64.0
Nov31° / 21°243.511.35.4
Dec30° / 19°50.911.16.4

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 61% 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 22%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17525
27426
37426
47426
57327
67327
77327
87327
97327
107327
117426
127525
137525
147525
157624
167723
177822
187822
198020
208020
218020
228119
238119
248218
258317
268317
278317
288317
298317
308416
318416

Chance of precipitation in January

Any precipitation

Chaiyaphum gets around 6 mm of rain over 1.5 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 5% and peaks near 5% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
14
24
34
44
54
64
74
84
94
105
115
125
135
145
155
165
175
185
195
205
215
225
235
245
255
265
275
285
295
305
315

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 35% of days. Sticky, muggy-or-worse air turns up on roughly 27% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1142833223
2132934213
3122934214
4122935214
5112935204
6112935205
7112935205
8112936205
9102936205
10102935196
11102935196
12102935196
13102935196
14102935196
15102935196
16102835207
17102836207
18102836206
19112735216
20112635216
21112635226
22112635226
23112535227
24112535237
25112434237
26112434247
27122334247
28122333247
29132233257
30132232257
31142231257

Wind in January

Winds average 9 km/h in January.

Across January, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
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
309calm
319calm

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 6:43 AM to 6:46 AM, and sunset from 5:47 PM to 6:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:435:47
211.16:435:48
311.16:435:48
411.16:445:49
511.16:445:50
611.16:445:50
711.16:455:51
811.16:455:51
911.16:455:52
1011.16:455:52
1111.16:465:53
1211.16:465:54
1311.16:465:54
1411.16:465:55
1511.16:465:55
1611.26:475:56
1711.26:475:56
1811.26:475:57
1911.26:475:58
2011.26:475:58
2111.26:475:59
2211.26:475:59
2311.26:476:00
2411.26:476:00
2511.26:476:01
2611.26:476:01
2711.36:476:02
2811.36:476:02
2911.36:476:03
3011.36:476:03
3111.36:466:04

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.02 kWh/m².

For context, solar energy here swings from a low near 4.42 kWh/m² to a high of 6.19 kWh/m² in April across the year — January's 5.02 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in January

Hazard calendar for Chaiyaphum

In seasonPeak

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

Chaiyaphum'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 Chaiyaphum?

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

5.9
Sightseeing
2nd-best month of the year
8.4
Beach & pool
2nd-best month of the year

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

What to pack for Chaiyaphum in January

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

In January, Chaiyaphum sees daytime highs around 31°C and nights near 19°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Chaiyaphum 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 Chaiyaphum peaks around August 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 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 13UV 13Dec 13UV 8
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar11Extreme
Apr11Extreme
May11Extreme
Jun13Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Chaiyaphum 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 Chaiyaphum is worst in March — around 48 µg/m³ PM2.5 (poor), about 2.3× the cleanest month (June, 21 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMar 1547 µg/m³Jun 2221 µg/m³
PM2.5 (µg/m³)Level
Jan31Moderate
Feb42Poor
Mar48Poor
Apr37Poor
May28Moderate
Jun21Moderate
Jul21Moderate
Aug22Moderate
Sep25Moderate
Oct27Moderate
Nov24Moderate
Dec22Moderate
Location & terrain

Where is Chaiyaphum?

Chaiyaphum sits at 15.8°N, 102.0°E, 188 m above sea level, in Thailand. The nearest listed city is Kaeng Khro, 41 km away.

Topography around Chaiyaphum

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

Within 3 km, the terrain around Chaiyaphum has only modest variations in elevation — a maximum elevation change of 14 m around an average of 185 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 204 m; within 80 km, large variations in elevation — a maximum elevation change of 1,093 m.

The land around Chaiyaphum is covered by cropland (40%), artificial surfaces (30%) and trees (22%) within 3 km, cropland (70%) within 16 km, and cropland (70%) and trees (24%) within 80 km.

3 km
14 m
16 km
204 m
80 km
1,093 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Kaeng Khro 41 km · Bua Yai 49 km · Kaset Sombun 53 km · Phu Khiao 64 km · Dan Khun Thot 72 km · Non Sung 74 km · Ban Phai 80 km · Chum Phae 82 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 Chaiyaphum (15.8105°, 102.0288°, elevation 188 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).