Khao Saming weather in January

In January, Khao Saming sees average daytime highs of 31°C and overnight lows near 23°C, with 37 mm of rain across 7.7 wet days and about 11.4 hours of daylight. It is the 5th-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 42% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 11 h 18 min at the start of January to 11 h 30 min by month's end. Set against the rest of the year, January is Khao Saming's 2nd-clearest and 6th-windiest month. For the whole year in context, see Khao Saming's year-round climate.

Daytime high
31°
5th warmest
Overnight low
23°
1st coldest
Rainfall
37 mm
7.7 wet days
Daylight
11 h 18 min
6:39 AM – 6:00 PM
Cloud cover
48%
2nd clearest
Wind
6 km/h
6th windiest
Solar energy
5.09 kWh/m²
Travel score
5.1
out of 10

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 Khao Saming reaches about 31°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, January runs on par with December and on par with February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33123
43123
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023
313123

How January really feels in Khao Saming

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.

Khao Saming weather by month

How January compares with the rest of the year at a glance. January is the 5th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°377.711.45.1
Feb31° / 24°469.811.64.8
Mar31° / 25°11919.511.93.7
Apr31° / 26°17122.912.33.0
May31° / 26°35329.312.62.5
Jun30° / 26°48229.312.72.6
Jul29° / 25°54930.512.72.7
Aug29° / 25°53330.512.42.7
Sep29° / 25°48029.512.12.7
Oct30° / 25°29024.811.73.1
Nov31° / 24°6910.111.44.6
Dec30° / 23°224.611.35.4

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 23% of January, with mostly cloudy or overcast conditions the remaining 35%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26337
36337
46337
56337
66337
76238
86238
96238
106238
116238
126238
136238
146238
156238
166337
176337
186337
196337
206436
216436
226535
236634
246733
256733
266931
277030
287030
297129
307129
317228

Chance of precipitation in January

Any precipitation

Khao Saming gets around 37 mm of rain over 7.7 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 24% and peaks near 28% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
115
216
317
418
519
620
721
822
923
1024
1125
1225
1326
1426
1527
1627
1727
1828
1928
2028
2128
2227
2327
2427
2527
2627
2727
2826
2926
3026
3125

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 84% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11517313611
20516313711
30416313712
40415303713
50415303814
60414293815
70414283816
80314273817
90314263818
100313263819
110313253820
120313243821
131313233821
141313233822
151313223823
161313223923
171312213923
181312214023
191312204123
200311204223
210411204223
220411204223
230410204323
240410204323
250410204324
26049194324
27049194324
28049194324
29049194325
30049194225
311410194225

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 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
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 18 min at the start of January to 11 h 30 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 6:35 AM to 6:40 AM, and sunset from 5:52 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:355:52
211.36:355:53
311.36:365:53
411.36:365:54
511.36:365:54
611.36:375:55
711.36:375:55
811.36:375:56
911.36:385:56
1011.36:385:57
1111.36:385:57
1211.36:385:58
1311.36:395:58
1411.36:395:59
1511.36:395:59
1611.36:396:00
1711.46:396:00
1811.46:396:01
1911.46:406:01
2011.46:406:02
2111.46:406:03
2211.46:406:03
2311.46:406:03
2411.46:406:04
2511.46:406:04
2611.46:406:05
2711.46:406:05
2811.46:406:06
2911.46:406:06
3011.46:406:07
3111.56:406:07

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.09 kWh/m².

For context, solar energy here swings from a low near 3.89 kWh/m² to a high of 5.62 kWh/m² in April across the year — January's 5.09 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in January

Hazard calendar for Khao Saming

In seasonPeak

In January, Khao Saming sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Khao Saming sits in the Pacific typhoon belt; the season peaks July–October.

Khao Saming's monsoon runs May–October, when most of the year's rain falls.

Pacific typhoon
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Khao Saming?

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

5.1
Sightseeing
2nd-best month of the year
7.3
Beach & pool
2nd-best month of the year

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

What to pack for Khao Saming in January

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

In January, Khao Saming sees daytime highs around 31°C and nights near 23°C. Pack light clothes. Worth having: sun protection. About 8 days see rain.

light clothessun protection

Sea temperature near Khao Saming in January

The nearest coast averages about 28°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 34 km away) is warmest in May at about 31°C and coldest in January near 28°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb28Tropical
Mar29Tropical
Apr30Tropical
May31Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Khao Saming in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Khao Saming peaks around August 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 at about 9 (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 14Nov 23UV 9
UV index (midday)Level
Jan10Very high
Feb10Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Khao Saming 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 Khao Saming is worst in February — around 40 µg/m³ PM2.5 (poor), about 3.8× the cleanest month (November, 11 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateGoodFeb 1539 µg/m³Nov 1411 µg/m³
PM2.5 (µg/m³)Level
Jan28Moderate
Feb40Poor
Mar27Moderate
Apr19Moderate
May13Moderate
Jun12Moderate
Jul13Moderate
Aug12Good
Sep11Good
Oct11Good
Nov11Good
Dec12Good
Location & terrain

Where is Khao Saming?

Khao Saming sits at 12.4°N, 102.4°E, 27 m above sea level, in Thailand. The nearest listed city is Trat, 15 km away.

Topography around Khao Saming

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

Within 3 km, the terrain around Khao Saming has only modest variations in elevation — a maximum elevation change of 112 m around an average of 21 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 268 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,727 m.

The land around Khao Saming is covered by trees (84%) within 3 km, trees (71%) within 16 km, and trees (49%) and water (35%) within 80 km.

3 km
112 m
16 km
268 m
80 km
1,727 m
treesgrasslandcroplandartificial surfaceswatermangroves
January weather nearby: Trat 15 km · Laem Ngop 21 km · Ko Chang 37 km · Laem Sing 42 km · Chanthaburi 46 km · Tha Mai 55 km · Pailin 58 km · Khlong Yai 81 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 Khao Saming (12.3537°, 102.4343°, elevation 27 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).