Phetchabun weather in January

In January, Phetchabun sees average daytime highs of 30°C and overnight lows near 17°C, with 8 mm of rain across 2 wet days and about 11.1 hours of daylight. It is the 10th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 60% of the time in January, and the air most often feels humid.

Daylight stretches from about 11 hours at the start of January to 11 h 18 min by month's end. Set against the rest of the year, January is Phetchabun's 2nd-clearest and 5th-windiest month. For the whole year in context, see Phetchabun's year-round climate.

Daytime high
30°
10th warmest
Overnight low
17°
1st coldest
Rainfall
8 mm
2 wet days
Daylight
11 h 06 min
6:51 AM – 5:58 PM
Cloud cover
37%
2nd clearest
Wind
6 km/h
5th windiest
Solar energy
4.83 kWh/m²
Travel score
6.3
out of 10

Phetchabun is town in Phetchabun province, Thailand.

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 30°C through the month.

A typical January day in Phetchabun reaches about 30°C in the afternoon and slips back to 17°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 33°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)
12917
22917
32917
42917
52917
63017
73017
83017
93017
103017
113017
123017
133017
143017
153017
163017
173017
183017
193017
203017
213017
223017
233017
243017
253017
263017
273017
283018
293018
303018
313018

How January really feels in Phetchabun

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.

Phetchabun weather by month

How January compares with the rest of the year at a glance. January is the 10th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 17°8211.16.3
Feb32° / 19°122.511.45.3
Mar33° / 21°315.911.94.1
Apr34° / 23°5410.412.43.1
May33° / 24°15220.212.82.7
Jun31° / 24°17323.5132.7
Jul30° / 24°22425.812.92.9
Aug30° / 23°26227.612.62.8
Sep30° / 23°24725.612.12.9
Oct31° / 22°11314.211.64.2
Nov31° / 20°233.311.25.6
Dec29° / 17°81.3116.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 60% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 18% of January, with mostly cloudy or overcast conditions the remaining 22%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17723
27525
37525
47426
57327
67327
77327
87327
97327
107327
117327
127327
137426
147525
157525
167723
177723
187822
197921
208020
218119
228218
238218
248317
258317
268416
278515
288515
298515
308515
318614

Chance of precipitation in January

Any precipitation

Phetchabun gets around 8 mm of rain over 2 wet days in January, the driest month. 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 (%)
16
26
36
46
56
66
76
86
96
106
116
126
136
146
156
166
176
187
197
207
217
227
237
247
257
267
278
288
298
308
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 37% of days. Sticky, muggy-or-worse air turns up on roughly 28% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1132835213
2122836213
3112837213
4102838203
5102739204
692740204
792740204
892640204
992641204
1092641214
1192641214
1292641214
1392640214
1492640214
1592540214
1692540225
1792539225
1892539225
1992538236
2092537236
2192536246
2292536247
2392535257
2492434257
2592434268
2692433268
2792333278
28102332279
29102331279
30102331289
31112230289

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 hours 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 18 minutes over January. Sunrise moves from 6:47 AM to 6:51 AM, and sunset from 5:50 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:475:50
211.06:485:50
311.06:485:51
411.06:485:51
511.16:495:52
611.16:495:52
711.16:495:53
811.16:505:54
911.16:505:54
1011.16:505:55
1111.16:505:55
1211.16:505:56
1311.16:515:57
1411.16:515:57
1511.16:515:58
1611.16:515:58
1711.16:515:59
1811.16:515:59
1911.16:516:00
2011.26:516:01
2111.26:516:01
2211.26:516:02
2311.26:516:02
2411.26:516:03
2511.26:516:03
2611.26:516:04
2711.26:516:04
2811.26:516:05
2911.26:516:06
3011.36:516:06
3111.36:516:07

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.83 kWh/m².

For context, solar energy here swings from a low near 3.91 kWh/m² to a high of 6.15 kWh/m² in April across the year — January's 4.83 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.1Bright
315.1Bright
Planning a trip in January

Hazard calendar for Phetchabun

In seasonPeak

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

Phetchabun's monsoon runs May–September, 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 Phetchabun?

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

6.3
Sightseeing
2nd-best month of the year
8.5
Beach & pool
2nd-best month of the year

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

What to pack for Phetchabun in January

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

In January, Phetchabun sees daytime highs around 30°C and nights near 17°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Phetchabun 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 Phetchabun 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
Feb10Extreme
Mar12Extreme
Apr11Extreme
May12Extreme
Jun13Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Phetchabun 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 Phetchabun is worst in March — around 49 µg/m³ PM2.5 (poor), about 2.6× the cleanest month (June, 19 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMar 1648 µg/m³Jun 2319 µg/m³
PM2.5 (µg/m³)Level
Jan31Moderate
Feb42Poor
Mar49Poor
Apr40Poor
May26Moderate
Jun19Moderate
Jul19Moderate
Aug19Moderate
Sep20Moderate
Oct22Moderate
Nov21Moderate
Dec24Moderate
Location & terrain

Where is Phetchabun?

Phetchabun sits at 16.4°N, 101.2°E, 120 m above sea level, in Thailand. The nearest listed city is Chon Daen, 41 km away.

Topography around Phetchabun

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

Within 3 km, the terrain around Phetchabun has only modest variations in elevation — a maximum elevation change of 24 m around an average of 118 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,143 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,764 m.

The land around Phetchabun is covered by cropland (39%), trees (32%) and artificial surfaces (25%) within 3 km, trees (48%) and cropland (44%) within 16 km, and trees (61%) and cropland (34%) within 80 km.

3 km
24 m
16 km
1,143 m
80 km
1,764 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Chon Daen 41 km · Lom Sak 41 km · Nong Phai 49 km · Thap Khlo 67 km · Taphan Hin 82 km · Wichian Buri 85 km · Kaset Sombun 86 km · Phichit 87 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 Phetchabun (16.419°, 101.1606°, elevation 120 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).