Mawlamyinegyunn weather in September

In September, Mawlamyinegyunn sees average daytime highs of 31°C and overnight lows near 25°C, with 360 mm of rain across 29.2 wet days and about 12.1 hours of daylight. It is the 10th-warmest and 4th-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 1% 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 Mawlamyinegyunn's 9th-clearest and 9th-windiest month. For the whole year in context, see Mawlamyinegyunn's year-round climate.

Daytime high
31°
10th warmest
Overnight low
25°
7th coldest
Rainfall
360 mm
29.2 wet days
Daylight
12 h 06 min
6:01 AM – 6:06 PM
Cloud cover
91%
9th clearest
Wind
8 km/h
9th windiest
Solar energy
3.67 kWh/m²
Travel score
2.4
out of 10

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 Mawlamyinegyunn reaches about 31°C in the afternoon and slips back to 25°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, September runs on par with August and about 1°C cooler than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13025
23025
33025
43025
53025
63025
73025
83025
93025
103025
113125
123125
133125
143125
153125
163125
173125
183125
193125
203125
213125
223125
233125
243125
253125
263125
273125
283125
293125
303125

How September really feels in Mawlamyinegyunn

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
7 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.

Mawlamyinegyunn weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 19°40.911.15.4
Feb34° / 20°20.311.43.8
Mar37° / 23°121.711.92.2
Apr38° / 26°314.712.41.5
May34° / 26°25122.512.81.9
Jun31° / 26°43529.6132.2
Jul30° / 25°45130.712.92.4
Aug30° / 25°45630.812.52.4
Sep31° / 25°36029.212.12.4
Oct32° / 25°18622.911.63.0
Nov32° / 23°406.111.24.6
Dec31° / 20°60.9115.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 3% of September, with mostly cloudy or overcast conditions the remaining 96%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1199
2199
3199
4199
5199
6199
7199
8298
9298
10298
11298
12298
13298
14298
15397
16496
17496
18496
19496
20595
21595
22595
23793
24793
25793
26892
27991
281090
291090
301189

Chance of precipitation in September

Any precipitation

Mawlamyinegyunn gets around 360 mm of rain over 29.2 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 97% and peaks near 99% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
199
299
399
499
599
699
799
899
999
1099
1199
1299
1399
1498
1598
1698
1798
1897
1997
2097
2196
2296
2395
2495
2594
2693
2793
2892
2991
3091

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

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
1199
2199
3199
4199
5199
6199
7199
8199
9199
10199
110100
120100
130100
140100
150100
160100
170100
180100
190100
200100
210100
220100
230100
240100
250100
260100
270100
280100
290100
30199

Wind in September

Winds average 8 km/h in September.

Across September, daily wind ranges from about 7 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
188calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

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 5:59 AM to 6:02 AM, and sunset from 6:18 PM to 5:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:596:18
212.35:596:18
312.35:596:17
412.35:596:16
512.35:596:15
612.26:006:14
712.26:006:14
812.26:006:13
912.26:006:12
1012.26:006:11
1112.26:006:10
1212.26:006:09
1312.16:006:09
1412.16:006:08
1512.16:006:07
1612.16:016:06
1712.16:016:05
1812.16:016:04
1912.06:016:03
2012.06:016:03
2112.06:016:02
2212.06:016:01
2312.06:016:00
2412.06:015:59
2511.96:025:58
2611.96:025:58
2711.96:025:57
2811.96:025:56
2911.96:025:55
3011.96:025:54

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.67 kWh/m².

For context, solar energy here swings from a low near 3.14 kWh/m² to a high of 6.68 kWh/m² in March across the year — September's 3.67 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
13.4Moderate
23.4Moderate
33.4Moderate
43.4Moderate
53.4Moderate
63.5Moderate
73.5Moderate
83.5Moderate
93.5Moderate
103.5Moderate
113.5Moderate
123.6Moderate
133.6Moderate
143.6Moderate
153.6Moderate
163.6Moderate
173.7Moderate
183.7Moderate
193.7Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.9Moderate
243.9Moderate
253.9Moderate
264.0Moderate
274.0Moderate
284.0Bright
294.0Bright
304.0Bright
Planning a trip in September

Hazard calendar for Mawlamyinegyunn

In seasonPeak

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

Mawlamyinegyunn sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.

Mawlamyinegyunn's monsoon runs May–September, when most of the year's rain falls.

Cyclone
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Mawlamyinegyunn?

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

2.4
Sightseeing
6th-best month of the year
3.5
Beach & pool
9th-best month of the year

September is a weaker month for outdoor sightseeing in Mawlamyinegyunn.

What to pack for Mawlamyinegyunn in September

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

In September, Mawlamyinegyunn sees daytime highs around 31°C and nights near 25°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

Sea temperature near Mawlamyinegyunn in September

The nearest coast averages about 29°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 68 km away) is warmest in May at about 30°C and coldest in January near 26°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb27Warm
Mar28Tropical
Apr30Tropical
May30Tropical
Jun29Tropical
Jul29Tropical
Aug28Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec27Warm

UV index in Mawlamyinegyunn in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mawlamyinegyunn peaks around August 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 13UV 13Dec 18UV 7
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar10Very high
Apr10Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep10Extreme
Oct10Extreme
Nov9Very high
Dec7Very high

Air quality in Mawlamyinegyunn 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 Mawlamyinegyunn is worst in March — around 38 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (September, 18 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMar 1138 µg/m³Sep 1319 µg/m³
PM2.5 (µg/m³)Level
Jan35Moderate
Feb37Poor
Mar38Poor
Apr30Moderate
May22Moderate
Jun19Moderate
Jul19Moderate
Aug20Moderate
Sep18Moderate
Oct23Moderate
Nov30Moderate
Dec36Poor
Location & terrain

Where is Mawlamyinegyunn?

Mawlamyinegyunn sits at 16.4°N, 95.3°E, 8 m above sea level, in Myanmar. The nearest listed city is Bogale, 17 km away.

Topography around Mawlamyinegyunn

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

Within 3 km, the terrain around Mawlamyinegyunn has only modest variations in elevation — a maximum elevation change of 9 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 12 m; within 80 km, only modest variations in elevation — a maximum elevation change of 173 m.

The land around Mawlamyinegyunn is covered by cropland (54%) and trees (31%) within 3 km, cropland (70%) and trees (21%) within 16 km, and cropland (59%) and water (20%) within 80 km.

3 km
9 m
16 km
12 m
80 km
173 m
treesgrasslandcroplandartificial surfaceswatermangroves
September weather nearby: Bogale 17 km · Wakema 27 km · Dawbon 39 km · Myaungmya 44 km · Pyapon 45 km · Kyaiklat 50 km · Maubin 57 km · Labutta 60 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 Mawlamyinegyunn (16.3772°, 95.2649°, elevation 8 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). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).