Samraong weather in September

In September, Samraong sees average daytime highs of 32°C and overnight lows near 25°C, with 251 mm of rain across 25.3 wet days and about 12.1 hours of daylight. It is the 9th-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 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 Samraong's 9th-clearest and 12th-windiest month. For the whole year in context, see Samraong's year-round climate.

Daytime high
32°
9th warmest
Overnight low
25°
6th coldest
Rainfall
251 mm
25.3 wet days
Daylight
12 h 06 min
5:58 AM – 6:03 PM
Cloud cover
88%
9th clearest
Wind
7 km/h
12th windiest
Solar energy
4.35 kWh/m²
Travel score
2.5
out of 10

Samraong is capital of Oddar Meanchey Province, Cambodia.

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 32°C through the month.

A typical September day in Samraong reaches about 32°C in the afternoon and slips back to 25°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°151015202530
Avg high (°C)Avg low (°C)
13225
23225
33225
43225
53225
63225
73225
83225
93225
103225
113225
123225
133225
143225
153225
163225
173225
183125
193125
203125
213125
223125
233125
243125
253125
263125
273125
283125
293125
303125

How September really feels in Samraong

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
22 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.

Samraong weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 21°61.211.34.9
Feb34° / 22°92.211.53.6
Mar36° / 25°366.311.92.1
Apr37° / 26°6812.612.31.6
May35° / 26°13019.512.61.8
Jun34° / 26°12920.612.82.1
Jul33° / 26°15522.812.82.4
Aug32° / 25°18824.512.52.4
Sep32° / 25°25125.312.12.5
Oct31° / 24°1481811.73.5
Nov32° / 23°34611.34.6
Dec31° / 21°91.811.25.4

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 91%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1793
2793
3793
4694
5694
6694
7694
8694
9694
10694
11694
12694
13793
14793
15892
16892
17892
18892
19991
201090
211090
221090
231090
241288
251288
261288
271387
281486
291486
301585

Chance of precipitation in September

Any precipitation

Samraong gets around 251 mm of rain over 25.3 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 84% and peaks near 86% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
183
283
383
483
583
683
783
884
984
1084
1184
1284
1384
1485
1585
1685
1785
1885
1985
2086
2186
2285
2385
2485
2585
2684
2784
2883
2982
3081

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 86% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
11387
21387
31387
41387
51387
61387
71387
81387
91486
101486
111486
121486
131486
141486
151486
161486
171387
181387
191387
201288
211288
221288
231288
241288
251387
261387
271486
281585
291684
301783

Wind in September

Winds average 7 km/h in September, the calmest month.

Across September, 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.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

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 5:57 AM to 5:59 AM, and sunset from 6:14 PM to 5:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:576:14
212.35:576:13
312.35:576:13
412.25:576:12
512.25:586:11
612.25:586:10
712.25:586:10
812.25:586:09
912.25:586:08
1012.25:586:07
1112.15:586:06
1212.15:586:06
1312.15:586:05
1412.15:586:04
1512.15:586:03
1612.15:586:03
1712.15:586:02
1812.15:586:01
1912.05:586:00
2012.05:585:59
2112.05:585:59
2212.05:585:58
2312.05:585:57
2412.05:585:56
2512.05:585:56
2611.95:585:55
2711.95:585:54
2811.95:585:53
2911.95:595:53
3011.95:595:52

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.35 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.35 kWh/m² to a high of 6.07 kWh/m² in April across the year — September's 4.35 kWh/m² sits near the bottom.

024151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.4Bright
94.4Bright
104.4Bright
114.4Bright
124.4Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.3Bright
194.3Bright
204.3Bright
214.3Bright
224.3Bright
234.3Bright
244.3Bright
254.3Bright
264.3Bright
274.3Bright
284.3Bright
294.3Bright
304.3Bright
Planning a trip in September

Hazard calendar for Samraong

In seasonPeak

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

Samraong'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 Samraong?

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
3.9
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Samraong.

What to pack for Samraong in September

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

In September, Samraong sees daytime highs around 32°C and nights near 25°C. Pack light clothes and rain gear. About 25 days see rain.

light clothesrain gear

UV index in Samraong 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 Samraong peaks around August 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 20 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 20UV 8
UV index (midday)Level
Jan9Very high
Feb10Very high
Mar12Extreme
Apr12Extreme
May11Extreme
Jun12Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct11Extreme
Nov7Very high
Dec8Very high

Air quality in Samraong 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 Samraong is worst in February — around 48 µg/m³ PM2.5 (poor), about 2.8× the cleanest month (June, 17 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateFeb 2248 µg/m³Jun 2018 µg/m³
PM2.5 (µg/m³)Level
Jan38Poor
Feb48Poor
Mar48Poor
Apr35Poor
May22Moderate
Jun17Moderate
Jul19Moderate
Aug19Moderate
Sep21Moderate
Oct25Moderate
Nov21Moderate
Dec20Moderate
Location & terrain

Where is Samraong?

Samraong sits at 14.2°N, 103.5°E, 52 m above sea level, in Cambodia. The nearest listed city is Anlong Veaeng, 61 km away.

Anlong VeaengPrakhon ChaiYeangSurinSisophonNang RongOu Bei ChoanSiem Reap

Topography around Samraong

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

Within 3 km, the terrain around Samraong has only modest variations in elevation — a maximum elevation change of 16 m around an average of 44 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 58 m; within 80 km, large variations in elevation — a maximum elevation change of 620 m.

The land around Samraong is covered by cropland (57%) within 3 km, cropland (75%) within 16 km, and cropland (70%) and trees (23%) within 80 km.

3 km
16 m
16 km
58 m
80 km
620 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Anlong Veaeng 61 km · Prakhon Chai 64 km · Yeang 71 km · Surin 78 km · Sisophon 89 km · Nang Rong 93 km · Ou Bei Choan 96 km · Siem Reap 98 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 Samraong (14.1817°, 103.5176°, elevation 52 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).