Tbeng Meanchey weather in September

In September, Tbeng Meanchey sees average daytime highs of 31°C and overnight lows near 24°C, with 293 mm of rain across 27.8 wet days and about 12.1 hours of daylight. It is the 12th-warmest and 1st-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 2% of the time in September, and the air most often feels miserable.

Daylight stretches from about 12 h 18 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Tbeng Meanchey's 10th-clearest and 10th-windiest month. For the whole year in context, see Tbeng Meanchey's year-round climate.

Daytime high
31°
12th warmest
Overnight low
24°
6th coldest
Rainfall
293 mm
27.8 wet days
Daylight
12 h 06 min
5:52 AM – 5:57 PM
Cloud cover
88%
10th clearest
Wind
5 km/h
10th windiest
Solar energy
4.19 kWh/m²
Travel score
2.5
out of 10

Tbeng Meanchey is capital of the Cambodian province of Preah Vihear.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical September day in Tbeng Meanchey reaches about 31°C in the afternoon and slips back to 24°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 33°C. Set against its neighbours, September runs on par with August and on par with October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13124
23124
33124
43124
53124
63124
73124
83124
93124
103124
113124
123124
133124
143124
153124
163124
173124
183124
193124
203124
213124
223124
233124
243124
253124
263124
273124
283124
293124
303124

How September really feels in Tbeng Meanchey

Once humidity and wind are folded in, September averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Tbeng Meanchey weather by month

How September compares with the rest of the year at a glance. September is the 12th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 21°51.211.34.7
Feb34° / 22°112.511.53.6
Mar35° / 25°508.411.92.5
Apr35° / 25°10016.112.32.1
May33° / 25°2062512.62.1
Jun32° / 25°22225.512.82.3
Jul31° / 25°25827.912.72.4
Aug31° / 25°28327.812.52.5
Sep31° / 24°29327.812.12.5
Oct31° / 24°1732111.73.3
Nov31° / 22°587.511.44.5
Dec31° / 21°142.211.25.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 6% of September, with mostly cloudy or overcast conditions the remaining 92%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1694
2694
3694
4694
5694
6595
7595
8595
9595
10694
11694
12694
13694
14694
15793
16793
17892
18892
19892
20991
211090
221090
231090
241090
251189
261288
271288
281288
291288
301387

Chance of precipitation in September

Any precipitation

Tbeng Meanchey gets around 293 mm of rain over 27.8 wet days in September, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 92% and peaks near 95% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
193
293
393
494
594
694
795
895
995
1095
1194
1294
1394
1494
1593
1693
1793
1892
1992
2092
2191
2291
2391
2490
2590
2690
2790
2889
2989
3089

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the miserable band about 91% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
1694
2694
3694
4694
5694
6694
7694
8793
9793
10793
11793
12793
13892
14892
15892
16991
17991
18991
191090
201090
211090
221189
231189
241288
251288
261387
271387
281486
291585
301585

Wind in September

Winds average 5 km/h in September.

Across September, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 18 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over September. Sunrise moves from 5:52 AM to 5:53 AM, and sunset from 6:08 PM to 5:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:526:08
212.35:526:07
312.25:526:06
412.25:526:06
512.25:526:05
612.25:526:04
712.25:526:04
812.25:526:03
912.25:526:02
1012.25:526:01
1112.15:526:01
1212.15:526:00
1312.15:525:59
1412.15:525:58
1512.15:525:57
1612.15:525:57
1712.15:525:56
1812.05:525:55
1912.05:525:54
2012.05:525:54
2112.05:525:53
2212.05:525:52
2312.05:525:51
2412.05:525:51
2512.05:525:50
2611.95:525:49
2711.95:525:48
2811.95:535:48
2911.95:535:47
3011.95:535:46

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.19 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.19 kWh/m² to a high of 5.86 kWh/m² in March across the year — September's 4.19 kWh/m² sits near the bottom.

012345151015202530
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.4Bright
44.3Bright
54.3Bright
64.3Bright
74.3Bright
84.3Bright
94.2Bright
104.2Bright
114.2Bright
124.2Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.1Bright
184.1Bright
194.1Bright
204.1Bright
214.1Bright
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.2Bright
294.2Bright
304.2Bright
Planning a trip in September

Hazard calendar for Tbeng Meanchey

In seasonPeak

In September, Tbeng Meanchey sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Tbeng Meanchey'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 September a good time to visit Tbeng Meanchey?

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

2.5
Sightseeing
6th-best month of the year
3.7
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Tbeng Meanchey.

What to pack for Tbeng Meanchey in September

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

In September, Tbeng Meanchey sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. About 28 days see rain.

light clothesrain gear

UV index in Tbeng Meanchey in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tbeng Meanchey peaks around August 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 22 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 14UV 14Nov 22UV 8
UV index (midday)Level
Jan9Very high
Feb10Extreme
Mar11Extreme
Apr11Extreme
May11Extreme
Jun12Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct11Extreme
Nov8Very high
Dec8Very high

Air quality in Tbeng Meanchey in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Tbeng Meanchey is worst in February — around 79 µg/m³ PM2.5 (unhealthy), about 9.9× the cleanest month (November, 8 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyModerateGoodFeb 1978 µg/m³Nov 168 µg/m³
PM2.5 (µg/m³)Level
Jan51Poor
Feb79Unhealthy
Mar70Unhealthy
Apr37Poor
May17Moderate
Jun14Moderate
Jul15Moderate
Aug13Moderate
Sep12Good
Oct11Good
Nov8Good
Dec12Good
Location & terrain

Where is Tbeng Meanchey?

Tbeng Meanchey sits at 13.8°N, 105.0°E, 59 m above sea level, in Cambodia. The nearest listed city is Kantharalak, 99 km away.

KantharalakPhumĭ TnaôtAnlong VeaengStung TrengKampong ThomDet UdomSiem ReapYeang

Topography around Tbeng Meanchey

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

Within 3 km, the terrain around Tbeng Meanchey has only modest variations in elevation — a maximum elevation change of 41 m around an average of 52 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 499 m; within 80 km, large variations in elevation — a maximum elevation change of 732 m.

The land around Tbeng Meanchey is covered by grassland (44%), cropland (23%) and trees (21%) within 3 km, trees (54%), grassland (25%) and cropland (21%) within 16 km, and trees (64%) and cropland (21%) within 80 km.

3 km
41 m
16 km
499 m
80 km
732 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Kantharalak 99 km · Phumĭ Tnaôt 105 km · Anlong Veaeng 108 km · Stung Treng 111 km · Kampong Thom 122 km · Det Udom 123 km · Siem Reap 131 km · Yeang 151 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 Tbeng Meanchey (13.8073°, 104.9805°, elevation 59 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).