Svay Rieng weather in January

In January, Svay Rieng sees average daytime highs of 32°C and overnight lows near 23°C, with 21 mm of rain across 3.2 wet days and about 11.4 hours of daylight. It is the 6th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 28% of the time in January, and the air most often feels muggy.

Daylight stretches from about 11 h 24 min at the start of January to 11 h 30 min by month's end. Set against the rest of the year, January is Svay Rieng's 3rd-clearest and 11th-windiest month. For the whole year in context, see Svay Rieng's year-round climate.

Daytime high
32°
6th warmest
Overnight low
23°
1st coldest
Rainfall
21 mm
3.2 wet days
Daylight
11 h 24 min
6:24 AM – 5:49 PM
Cloud cover
59%
3rd clearest
Wind
7 km/h
11th windiest
Solar energy
5.18 kWh/m²
Travel score
4.4
out of 10

Svay Rieng is capital of the same named Cambodian province.

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 32°C through the month.

A typical January day in Svay Rieng reaches about 32°C in the afternoon and slips back to 23°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°C. Set against its neighbours, January runs on par with December and about 1°C cooler than February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13223
23223
33223
43223
53223
63223
73223
83223
93223
103223
113223
123223
133223
143223
153223
163223
173223
183223
193223
203223
213223
223323
233323
243323
253323
263323
273323
283323
293323
303323
313323

How January really feels in Svay Rieng

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.

Svay Rieng weather by month

How January compares with the rest of the year at a glance. January is the 6th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°213.211.44.4
Feb33° / 24°101.811.64.0
Mar35° / 25°335.611.92.9
Apr35° / 26°8613.612.22.1
May34° / 26°1762412.51.9
Jun33° / 26°20826.512.62.1
Jul32° / 25°22927.512.62.2
Aug32° / 25°24528.412.42.2
Sep32° / 25°28127.812.12.2
Oct32° / 25°27125.911.82.5
Nov32° / 24°11013.911.53.6
Dec32° / 23°457.211.44.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 21% of January, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24456
34456
44654
54654
64753
74852
84852
94951
104951
114951
125050
135050
144951
154951
165050
175050
185050
195050
205050
215149
225149
235149
245248
255248
265248
275347
285347
295446
305446
315545

Chance of precipitation in January

Any precipitation

Svay Rieng gets around 21 mm of rain over 3.2 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 10% and peaks near 13% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
113
212
312
412
511
611
711
810
910
1010
1110
1210
1310
1410
1510
1610
1710
1810
1911
2011
2111
2211
2311
2411
2510
2610
2710
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 43% of days. Sticky, muggy-or-worse air turns up on roughly 79% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1161441362
2161441372
3151341372
4151342381
5151342381
6151342381
7151342381
8151341381
9151341391
10151441391
11151441391
12151441391
13151441381
14151441381
15251441381
16251441371
17251441371
18251442361
19251442361
20251443351
21251543341
22151544341
23161544331
24151545321
25151545321
26151546311
27151647301
28151647291
29151748281
30151748281
31151749271

Wind in January

Winds average 7 km/h in January.

Across January, daily wind ranges from about 7 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
28calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 24 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 6 minutes over January. Sunrise moves from 6:19 AM to 6:25 AM, and sunset from 5:41 PM to 5:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:195:41
211.46:205:41
311.46:205:42
411.46:205:42
511.46:215:43
611.46:215:43
711.46:215:44
811.46:225:44
911.46:225:45
1011.46:225:45
1111.46:225:46
1211.46:235:47
1311.46:235:47
1411.46:235:48
1511.46:235:48
1611.46:245:49
1711.46:245:49
1811.46:245:50
1911.46:245:50
2011.46:245:51
2111.46:245:51
2211.46:255:51
2311.56:255:52
2411.56:255:52
2511.56:255:53
2611.56:255:53
2711.56:255:54
2811.56:255:54
2911.56:255:55
3011.56:255:55
3111.56:255:55

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.18 kWh/m².

For context, solar energy here swings from a low near 4.5 kWh/m² to a high of 6.12 kWh/m² in April across the year — January's 5.18 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in January

Hazard calendar for Svay Rieng

In seasonPeak

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

Svay Rieng sits in the Pacific typhoon belt; the season peaks July–October.

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

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

Is January a good time to visit Svay Rieng?

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

4.4
Sightseeing
1st-best month of the year
7.2
Beach & pool
2nd-best month of the year

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

What to pack for Svay Rieng in January

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

In January, Svay Rieng sees daytime highs around 32°C and nights near 23°C. Pack light clothes. Worth having: sun protection. About 3 days see rain.

light clothessun protection

UV index in Svay Rieng in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Svay Rieng peaks around August 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 19 at about 8 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highAug 18UV 13Nov 19UV 8
UV index (midday)Level
Jan11Extreme
Feb11Extreme
Mar12Extreme
Apr12Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct10Very high
Nov8Very high
Dec9Very high

Air quality in Svay Rieng 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 Svay Rieng is worst in January — around 51 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (August, 24 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorJan 2151 µg/m³Aug 1324 µg/m³
PM2.5 (µg/m³)Level
Jan51Poor
Feb48Poor
Mar45Poor
Apr41Poor
May34Moderate
Jun29Moderate
Jul26Moderate
Aug24Moderate
Sep30Moderate
Oct37Poor
Nov40Poor
Dec41Poor
Location & terrain

Where is Svay Rieng?

Svay Rieng sits at 11.1°N, 105.8°E, 12 m above sea level, in Cambodia. The nearest listed city is Bavet, 37 km away.

BavetTây NinhHòa ThànhPhú KhươngTràm ChimDương Minh ChâuHồng NgựTrảng Bàng

Topography around Svay Rieng

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

Within 3 km, the terrain around Svay Rieng has only modest variations in elevation — a maximum elevation change of 15 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 24 m; within 80 km, large variations in elevation — a maximum elevation change of 960 m.

The land around Svay Rieng is covered by cropland (44%) within 3 km, cropland (82%) within 16 km, and cropland (67%) and trees (25%) within 80 km.

3 km
15 m
16 km
24 m
80 km
960 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: Bavet 37 km · Tây Ninh 41 km · Hòa Thành 42 km · Phú Khương 42 km · Tràm Chim 53 km · Dương Minh Châu 57 km · Hồng Ngự 59 km · Trảng Bàng 61 km

Cambodia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / C / G
230 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$2,872
2025
Happiness
4.5 / 10
World Happiness, 2025
Safe drinking water
30%
of population, 2024
Homicide rate
1.8
per 100k, 2011
Road deaths
19.6
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 390
Religion
Buddhist 97%Muslim 2%other 1%Christian 0%

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 Svay Rieng (11.0878°, 105.7994°, 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).