Chrang Chamreh Muoy weather in September

In September, Chrang Chamreh Muoy sees average daytime highs of 32°C and overnight lows near 26°C, with 245 mm of rain across 26.7 wet days and about 12.1 hours of daylight. It is the 8th-warmest and 1st-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 2% of the time in September, and the air most often feels miserable.

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

Daytime high
32°
8th warmest
Overnight low
26°
6th coldest
Rainfall
245 mm
26.7 wet days
Daylight
12 h 06 min
5:53 AM – 5:57 PM
Cloud cover
89%
12th clearest
Wind
7 km/h
11th windiest
Solar energy
4.7 kWh/m²
Travel score
2.1
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical September day in Chrang Chamreh Muoy reaches about 32°C in the afternoon and slips back to 26°C overnight — a 7°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, September runs on par with August and on par with October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13326
23326
33326
43326
53326
63326
73326
83326
93326
103326
113326
123226
133226
143226
153226
163226
173226
183226
193226
203226
213226
223226
233226
243226
253226
263226
273225
283225
293225
303225

How September really feels in Chrang Chamreh Muoy

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
30 feel dangerously hot (≥ 39°C)
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.

Chrang Chamreh Muoy weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°122.611.44.5
Feb34° / 24°81.811.63.7
Mar35° / 26°38611.92.6
Apr36° / 27°8114.412.31.9
May35° / 27°15122.312.51.7
Jun34° / 26°15123.512.71.9
Jul33° / 26°14925.112.62.1
Aug33° / 26°17525.812.42.1
Sep32° / 26°24526.712.12.1
Oct32° / 25°22823.811.72.7
Nov32° / 25°7410.611.54.0
Dec31° / 23°244.511.34.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in September, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 5% of September, with mostly cloudy or overcast conditions the remaining 93%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1793
2793
3793
4793
5694
6694
7694
8694
9694
10595
11595
12595
13595
14595
15595
16694
17694
18694
19694
20694
21793
22793
23793
24793
25793
26793
27892
28892
29892
30892

Chance of precipitation in September

Any precipitation

Chrang Chamreh Muoy gets around 245 mm of rain over 26.7 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 89% and peaks near 93% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
187
287
387
487
587
687
787
888
988
1088
1188
1289
1389
1489
1589
1689
1789
1889
1989
2089
2190
2290
2390
2490
2591
2691
2791
2892
2992
3093

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 85% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
12278
22278
32278
42278
52179
62080
72080
81981
91882
101882
111783
121684
131684
141585
151486
161486
171387
181288
191288
201189
211189
221090
231090
241090
25991
26991
27991
28991
29892
30892

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
276calm
286calm
296calm
306calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 12 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 18 minutes over September. Sunrise moves from 5:53 AM to 5:53 AM, and sunset from 6:07 PM to 5:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:536:07
212.25:536:06
312.25:536:06
412.25:536:05
512.25:536:04
612.25:536:04
712.25:536:03
812.25:536:02
912.15:536:02
1012.15:536:01
1112.15:536:00
1212.15:535:59
1312.15:535:59
1412.15:535:58
1512.15:535:57
1612.15:535:57
1712.15:535:56
1812.05:535:55
1912.05:535:55
2012.05:535:54
2112.05:535:53
2212.05:535:52
2312.05:535:52
2412.05:535:51
2512.05:535:50
2612.05:535:50
2711.95:535:49
2811.95:535:48
2911.95:535:48
3011.95:535:47

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.7 kWh/m².

For context, solar energy here swings from a low near 4.63 kWh/m² to a high of 6.17 kWh/m² in March across the year — September's 4.7 kWh/m² sits near the bottom.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
54.9Bright
64.9Bright
74.9Bright
84.8Bright
94.8Bright
104.8Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.6Bright
164.6Bright
174.6Bright
184.6Bright
194.6Bright
204.6Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
Planning a trip in September

Hazard calendar for Chrang Chamreh Muoy

In seasonPeak

In September, Chrang Chamreh Muoy sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

Chrang Chamreh Muoy sits in the Pacific typhoon belt; the season peaks July–October.

Chrang Chamreh Muoy'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 September a good time to visit Chrang Chamreh Muoy?

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

2.1
Sightseeing
7th-best month of the year
3.6
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Chrang Chamreh Muoy.

What to pack for Chrang Chamreh Muoy in September

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

In September, Chrang Chamreh Muoy sees daytime highs around 32°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 27 days see rain.

light clothesrain gearsun protection

UV index in Chrang Chamreh Muoy in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chrang Chamreh Muoy peaks around August 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 19 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highAug 18UV 14Nov 19UV 9
UV index (midday)Level
Jan10Extreme
Feb11Extreme
Mar12Extreme
Apr12Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep13Extreme
Oct10Very high
Nov9Very high
Dec9Very high

Air quality in Chrang Chamreh Muoy 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 Chrang Chamreh Muoy is worst in February — around 42 µg/m³ PM2.5 (poor), about 2.5× the cleanest month (August, 17 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateFeb 2042 µg/m³Aug 1617 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb42Poor
Mar41Poor
Apr34Moderate
May23Moderate
Jun19Moderate
Jul19Moderate
Aug17Moderate
Sep19Moderate
Oct21Moderate
Nov18Moderate
Dec18Moderate
Location & terrain

Where is Chrang Chamreh Muoy?

Chrang Chamreh Muoy sits at 11.6°N, 104.9°E, 11 m above sea level, in Cambodia. The nearest listed city is Boeng Kak Pir, 6.0 km away.

Phumĭ Véal TônsayKandoengPhumĭ Yoŭl ToŭngKampong Speu

Topography around Chrang Chamreh Muoy

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

Within 3 km, the terrain around Chrang Chamreh Muoy has only modest variations in elevation — a maximum elevation change of 17 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 147 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,384 m.

The land around Chrang Chamreh Muoy is covered by artificial surfaces (33%) and grassland (22%) within 3 km, cropland (25%) and artificial surfaces (22%) within 16 km, and cropland (68%) within 80 km.

3 km
17 m
16 km
147 m
80 km
1,384 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Boeng Kak Pir 6.0 km · Phnom Penh 8.0 km · Dangkao 14 km · Ta Khmau 18 km · Phumĭ Véal Tônsay 34 km · Kandoeng 38 km · Phumĭ Yoŭl Toŭng 42 km · Kampong Speu 44 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 Chrang Chamreh Muoy (11.6305°, 104.8854°, elevation 11 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).