Thoen weather in January

In January, Thoen sees average daytime highs of 30°C and overnight lows near 16°C, with 13 mm of rain across 2.2 wet days and about 11.1 hours of daylight. It is the 10th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 29°C in the first days to 31°C by the end. The sky is clear or mostly clear about 67% 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 12 min by month's end. Set against the rest of the year, January is Thoen's 3rd-clearest and 8th-windiest month. For the whole year in context, see Thoen's year-round climate.

Daytime high
30°
10th warmest
Overnight low
16°
1st coldest
Rainfall
13 mm
2.2 wet days
Daylight
11 h 06 min
7:01 AM – 6:04 PM
Cloud cover
32%
3rd clearest
Wind
5 km/h
8th windiest
Solar energy
4.81 kWh/m²
Travel score
6.2
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 29°C in the first days to 31°C by the end.

A typical January day in Thoen reaches about 30°C in the afternoon and slips back to 16°C overnight — a 14°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 about 1°C warmer than December and about 3°C cooler than February.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12916
22916
32916
42916
52916
62916
72916
83016
93016
103016
113016
123016
133016
143016
153016
163016
173016
183016
193016
203016
213016
223116
233116
243116
253116
263117
273117
283117
293117
303117
313117

How January really feels in Thoen

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.

Thoen 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
Jan30° / 16°132.211.16.2
Feb33° / 18°71.611.44.4
Mar36° / 21°253.711.92.7
Apr37° / 24°659.512.41.8
May34° / 25°2052012.82.2
Jun32° / 25°17021.2132.6
Jul31° / 24°18222.512.92.8
Aug31° / 24°24225.412.62.7
Sep31° / 24°24624.912.12.7
Oct31° / 23°14818.111.63.9
Nov30° / 20°335.211.25.7
Dec29° / 17°142.2116.9

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 67% 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 18%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17822
27822
37822
47723
57723
67723
77723
87723
97723
107822
117822
127921
138020
148119
158218
168218
178416
188416
198515
208515
218515
228614
238713
248713
258713
268713
278713
288713
298713
308713
318713

Chance of precipitation in January

Any precipitation

Thoen gets around 13 mm of rain over 2.2 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 (%)
18
28
38
48
58
68
78
88
98
108
117
127
137
146
156
166
176
185
195
205
215
225
235
246
256
266
276
286
296
306
316

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 42% of days. Sticky, muggy-or-worse air turns up on roughly 30% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
162436295
252436296
352337296
442337296
542338296
642339287
742340277
842340277
942341267
1042342256
1142343246
1242344246
1352344235
1452245225
1552246225
1662246224
1762246224
1862246224
1972246224
2072246224
2172245234
2272245234
2372145234
2472144244
2572144244
2672143244
2782143244
2882242244
2982242244
3082241244
3192241244

Wind in January

Winds average 5 km/h in January.

Across January, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 hours at the start of January to 11 h 12 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 6:57 AM to 7:00 AM, and sunset from 5:55 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:575:55
211.06:585:56
311.06:585:56
411.06:585:57
511.06:595:57
611.06:595:58
711.06:595:59
811.06:595:59
911.07:006:00
1011.07:006:00
1111.07:006:01
1211.07:006:02
1311.07:006:02
1411.07:016:03
1511.07:016:03
1611.17:016:04
1711.17:016:05
1811.17:016:05
1911.17:016:06
2011.17:016:06
2111.17:016:07
2211.17:016:08
2311.17:016:08
2411.17:016:09
2511.17:016:09
2611.17:016:10
2711.27:016:10
2811.27:016:11
2911.27:016:12
3011.27:006:12
3111.27:006:13

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.81 kWh/m².

For context, solar energy here swings from a low near 3.89 kWh/m² to a high of 6.28 kWh/m² in April across the year — January's 4.81 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
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 Thoen

In seasonPeak

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

Thoen'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 Thoen?

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

6.2
Sightseeing
2nd-best month of the year
8.5
Beach & pool
2nd-best month of the year

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

What to pack for Thoen in January

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

In January, Thoen sees daytime highs around 30°C and nights near 16°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Thoen in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Thoen peaks around August 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 7 (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 17UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar10Very high
Apr11Extreme
May12Extreme
Jun13Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec7Very high

Air quality in Thoen 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 Thoen is worst in March — around 61 µg/m³ PM2.5 (unhealthy), about 5.3× the cleanest month (July, 12 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyModerateGoodModerateMar 2160 µg/m³Jul 1512 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb37Poor
Mar61Unhealthy
Apr54Poor
May20Moderate
Jun12Good
Jul12Good
Aug12Good
Sep12Moderate
Oct13Moderate
Nov13Moderate
Dec16Moderate
Location & terrain

Where is Thoen?

Thoen sits at 17.6°N, 99.2°E, 170 m above sea level, in Thailand. The nearest listed city is Si Satchanalai, 59 km away.

UttaraditSukhothai

Topography around Thoen

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

Within 3 km, the terrain around Thoen has only modest variations in elevation — a maximum elevation change of 86 m around an average of 175 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 777 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,829 m.

The land around Thoen is covered by trees (42%) and cropland (34%) within 3 km, trees (79%) within 16 km, and trees (76%) within 80 km.

3 km
86 m
16 km
777 m
80 km
1,829 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Si Satchanalai 59 km · Ban Tak 65 km · Sawankhalok 73 km · Lampang 81 km · Tak 83 km · Ban Na 86 km · Uttaradit 93 km · Sukhothai 93 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 Thoen (17.6129°, 99.2161°, elevation 170 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).