Möng Yang weather in September

In September, Möng Yang sees average daytime highs of 28°C and overnight lows near 20°C, with 163 mm of rain across 21.8 wet days and about 12.1 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 10% of the time in September, and the air most often feels muggy.

Daylight stretches from about 12 h 24 min at the start of September to 11 h 48 min by month's end. Set against the rest of the year, September is Möng Yang's 9th-clearest and 12th-windiest month. For the whole year in context, see Möng Yang's year-round climate.

Daytime high
28°
5th warmest
Overnight low
20°
9th coldest
Rainfall
163 mm
21.8 wet days
Daylight
12 h 06 min
5:42 AM – 5:49 PM
Cloud cover
77%
9th clearest
Wind
3 km/h
12th windiest
Solar energy
4.18 kWh/m²
Travel score
4.4
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical September day in Möng Yang reaches about 28°C in the afternoon and slips back to 20°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 30°C. Set against its neighbours, September runs on par with August and about 1°C warmer than October.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12820
22820
32820
42820
52820
62820
72820
82820
92820
102820
112820
122820
132820
142820
152820
162820
172820
182820
192820
202720
212720
222720
232719
242719
252719
262719
272719
282719
292719
302719

Möng Yang weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 222.910.88.7
Feb27° / 10°122.111.28.4
Mar30° / 13°213.411.86.5
Apr31° / 17°548.412.54.9
May30° / 20°13916.8134.2
Jun29° / 21°19725.413.33.4
Jul27° / 21°31228.813.23.4
Aug27° / 21°28727.912.73.6
Sep28° / 20°16321.812.14.4
Oct27° / 18°9615.211.55.9
Nov25° / 14°415.8117.8
Dec23° / 10°213.710.78.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 76%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11585
21585
31684
41783
51882
61981
71981
82080
92080
102179
112179
122377
132377
142377
152377
162377
172575
182575
192575
202575
212674
222674
232773
242872
252971
262971
273268
283367
293466
303664

Chance of precipitation in September

Any precipitation

Möng Yang gets around 163 mm of rain over 21.8 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 73% and peaks near 83% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
183
283
382
481
581
680
779
878
978
1077
1176
1276
1375
1474
1574
1673
1772
1871
1971
2070
2169
2268
2368
2467
2566
2665
2764
2863
2962
3061

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 81% of days. Sticky, muggy-or-worse air turns up on roughly 93% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1017722
2017722
3017722
4017821
5017920
6027820
7027919
8028018
9028117
10028216
11028315
12038314
13038413
14138412
15148411
16158410
17158410
1816849
1917839
2017848
2118838
2229818
2329827
24210817
25211807
26211816
27212806
28213805
29313795
30314794

Wind in September

Winds average 3 km/h in September, the calmest month.

Across September, daily wind ranges from about 3 km/h on the calmest days to 3 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
13calm
23calm
33calm
43calm
53calm
63calm
73calm
83calm
93calm
103calm
113calm
123calm
133calm
143calm
153calm
163calm
173calm
183calm
193calm
203calm
213calm
223calm
233calm
243calm
253calm
263calm
273calm
283calm
293calm
303calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 24 min at the start of September to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over September. Sunrise moves from 5:38 AM to 5:46 AM, and sunset from 6:04 PM to 5:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:386:04
212.45:386:03
312.45:386:02
412.45:396:01
512.45:396:00
612.35:395:59
712.35:395:58
812.35:405:57
912.35:405:56
1012.35:405:55
1112.25:415:54
1212.25:415:53
1312.25:415:52
1412.25:415:51
1512.15:425:50
1612.15:425:49
1712.15:425:48
1812.15:425:47
1912.15:435:46
2012.05:435:45
2112.05:435:44
2212.05:445:43
2312.05:445:42
2412.05:445:41
2511.95:445:40
2611.95:455:39
2711.95:455:38
2811.95:455:37
2911.85:465:36
3011.85:465:35

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.18 kWh/m².

For context, solar energy here swings from a low near 3.77 kWh/m² to a high of 6.25 kWh/m² in April across the year — September's 4.18 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.1Bright
24.1Bright
34.1Bright
44.1Bright
54.1Bright
64.1Bright
74.1Bright
84.1Bright
94.1Bright
104.1Bright
114.2Bright
124.2Bright
134.2Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.2Bright
294.2Bright
304.2Bright
Planning a trip in September

Hazard calendar for Möng Yang

In seasonPeak

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

Möng Yang's monsoon runs June–September, 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 Möng Yang?

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

4.4
Sightseeing
8th-best month of the year
4.7
Beach & pool
9th-best month of the year

September is a reasonable time to visit Möng Yang for sightseeing.

What to pack for Möng Yang in September

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

In September, Möng Yang sees daytime highs around 28°C and nights near 20°C. Pack light clothes and rain gear. About 22 days see rain.

light clothesrain gear

UV index in Möng Yang 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 Möng Yang peaks around June 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highVery highExtremeVery highJun 18UV 14Dec 22UV 7
UV index (midday)Level
Jan7High
Feb9Very high
Mar10Extreme
Apr9Very high
May12Extreme
Jun14Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec7High

Air quality in Möng Yang 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 Möng Yang is worst in March — around 110 µg/m³ PM2.5 (unhealthy), about 11.6× the cleanest month (July, 10 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecModerateUnhealthyModerateGoodModerateMar 20104 µg/m³Jul 2310 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb26Moderate
Mar110Unhealthy
Apr76Unhealthy
May23Moderate
Jun13Moderate
Jul10Good
Aug10Good
Sep10Good
Oct10Good
Nov11Good
Dec13Moderate
Location & terrain

Where is Möng Yang?

Möng Yang sits at 21.8°N, 99.7°E, 914 m above sea level, in Myanmar. The nearest listed city is Kengtung, 35 km away.

TangyanTachilekMae SaiMuang Sing

Topography around Möng Yang

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

Within 3 km, the terrain around Möng Yang has only modest variations in elevation — a maximum elevation change of 114 m around an average of 933 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 888 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,198 m.

The land around Möng Yang is covered by cropland (75%) within 3 km, trees (36%), grassland (34%) and cropland (29%) within 16 km, and trees (77%) within 80 km.

3 km
114 m
16 km
888 m
80 km
2,198 m
treesgrasslandcroplandartificial surfaces
September weather nearby: Kengtung 35 km · Möng La 40 km · Pangkham 64 km · Möng Yawng 102 km · Tangyan 150 km · Tachilek 157 km · Mae Sai 159 km · Muang Sing 169 km

Myanmar travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type A / C / D / F / G / I
230 V · 50 Hz
Prices
≈ 38% of US
price level, 2025
GDP per capita
$1,489
2025
Happiness
4.3 / 10
World Happiness, 2025
Safe drinking water
60%
of population, 2024
Homicide rate
2.6
per 100k, 2023
Road deaths
20.4
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 444
Religion
Buddhist 88%Christian 6%Muslim 4%Animist 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 Möng Yang (21.8478°, 99.6765°, elevation 914 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).