Suphan Buri weather in January

In January, Suphan Buri sees average daytime highs of 33°C and overnight lows near 22°C, with 13 mm of rain across 2.7 wet days and about 11.2 hours of daylight. It is the 9th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 55% 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 Suphan Buri's 2nd-clearest and 10th-windiest month. For the whole year in context, see Suphan Buri's year-round climate.

Daytime high
33°
9th warmest
Overnight low
22°
1st coldest
Rainfall
13 mm
2.7 wet days
Daylight
11 h 12 min
6:52 AM – 6:06 PM
Cloud cover
41%
2nd clearest
Wind
8 km/h
10th windiest
Solar energy
5 kWh/m²
Travel score
4.4
out of 10

Suphan Buri is town in Suphan Buri 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 33°C through the month.

A typical January day in Suphan Buri reaches about 33°C in the afternoon and slips back to 22°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 35°C. Set against its neighbours, January runs on par with 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
83321
93322
103322
113322
123322
133322
143322
153322
163322
173322
183322
193322
203322
213322
223322
233322
243322
253322
263322
273322
283322
293322
303322
313422

How January really feels in Suphan Buri

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.

Suphan Buri 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
Jan33° / 22°132.711.24.4
Feb35° / 23°142.611.53.2
Mar37° / 26°427.711.91.9
Apr38° / 27°8313.312.31.1
May36° / 27°14520.712.71.3
Jun35° / 27°12020.412.81.6
Jul34° / 27°12520.812.81.9
Aug34° / 26°1422212.52.0
Sep34° / 26°23624.212.12.0
Oct33° / 25°18219.411.72.9
Nov33° / 24°396.111.33.9
Dec32° / 22°121.711.24.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 55% 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 27%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17030
26931
36931
46832
56832
66832
76832
86832
96832
106832
116832
126832
136931
146931
157030
167129
177228
187228
197327
207426
217525
227624
237723
247723
257822
267921
277921
288020
298020
308119
318119

Chance of precipitation in January

Any precipitation

Suphan Buri gets around 13 mm of rain over 2.7 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 8% and peaks near 9% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
16
26
37
47
58
68
78
88
99
109
119
129
139
149
159
169
179
189
199
209
219
229
239
249
259
269
279
289
299
308
318

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 28% of days. Sticky, muggy-or-worse air turns up on roughly 54% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
18173029151
28173028161
37173028171
47163128171
56163128181
66153028191
76153028201
85153028211
95143028211
105142928221
115142928231
125142928232
135132928242
145132928242
155122928242
165122828242
175122829252
185112829252
195112729252
205112729262
215112729263
225112729263
235112629273
245102629273
255102528283
265102428293
276102428303
286112327313
296112226323
306122125323
316122125333

Wind in January

Winds average 8 km/h in January.

Across January, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

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 6:48 AM to 6:52 AM, and sunset from 5:57 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:485:57
211.26:485:58
311.26:495:58
411.26:495:59
511.26:496:00
611.26:506:00
711.26:506:01
811.26:506:01
911.26:506:02
1011.26:516:02
1111.26:516:03
1211.26:516:03
1311.26:516:04
1411.26:526:05
1511.26:526:05
1611.26:526:06
1711.26:526:06
1811.26:526:07
1911.36:526:07
2011.36:526:08
2111.36:526:08
2211.36:526:09
2311.36:536:09
2411.36:536:10
2511.36:536:11
2611.36:536:11
2711.36:536:12
2811.36:526:12
2911.36:526:13
3011.36:526:13
3111.46:526:13

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5 kWh/m².

For context, solar energy here swings from a low near 4.53 kWh/m² to a high of 6.28 kWh/m² in April across the year — January's 5 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
124.9Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.3Bright
315.3Bright
Planning a trip in January

Hazard calendar for Suphan Buri

In seasonPeak

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

Suphan Buri's rainy season runs May–October, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Suphan Buri?

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

4.4
Sightseeing
2nd-best month of the year
7.6
Beach & pool
2nd-best month of the year

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

What to pack for Suphan Buri in January

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

In January, Suphan Buri sees daytime highs around 33°C and nights near 22°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Suphan Buri 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 Suphan Buri peaks around August 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 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 16UV 13Nov 23UV 8
UV index (midday)Level
Jan9Very high
Feb9Very high
Mar12Extreme
Apr11Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Suphan Buri 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 Suphan Buri is worst in March — around 57 µg/m³ PM2.5 (unhealthy), about 2.7× the cleanest month (June, 21 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorPoorModerateMar 1356 µg/m³Jun 2221 µg/m³
PM2.5 (µg/m³)Level
Jan45Poor
Feb53Poor
Mar57Unhealthy
Apr43Poor
May30Moderate
Jun21Moderate
Jul22Moderate
Aug22Moderate
Sep26Moderate
Oct33Moderate
Nov32Moderate
Dec33Moderate
Location & terrain

Where is Suphan Buri?

Suphan Buri sits at 14.5°N, 100.1°E, 12 m above sea level, in Thailand. The nearest listed city is Phak Hai, 27 km away.

Topography around Suphan Buri

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

Within 3 km, the terrain around Suphan Buri has only modest variations in elevation — a maximum elevation change of 12 m around an average of 7 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 25 m; within 80 km, large variations in elevation — a maximum elevation change of 663 m.

The land around Suphan Buri is covered by artificial surfaces (35%), trees (30%) and cropland (24%) within 3 km, cropland (70%) within 16 km, and cropland (70%) within 80 km.

3 km
12 m
16 km
25 m
80 km
663 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Phak Hai 27 km · Wiset Chaichan 27 km · Bang Ban 41 km · Bang Len 51 km · Ayutthaya 51 km · Bang Racham 51 km · Nakhon Luang 52 km · Sing Buri 55 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 Suphan Buri (14.4742°, 100.1222°, elevation 12 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).