Myeik weather in September

In September, Myeik sees average daytime highs of 30°C and overnight lows near 25°C, with 596 mm of rain across 29.4 wet days and about 12.1 hours of daylight. It is the 10th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°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 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 Myeik's 9th-clearest and 4th-windiest month. For the whole year in context, see Myeik's year-round climate.

Daytime high
30°
10th warmest
Overnight low
25°
5th coldest
Rainfall
596 mm
29.4 wet days
Daylight
12 h 06 min
5:48 AM – 5:52 PM
Cloud cover
94%
9th clearest
Wind
7 km/h
4th windiest
Solar energy
4.03 kWh/m²
Travel score
2.6
out of 10

Myeik is city.

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 30°C through the month.

A typical September day in Myeik reaches about 30°C in the afternoon and slips back to 25°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 28°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
113025
123025
133025
143025
153025
163025
173025
183025
193025
203025
213025
223025
233025
243025
253025
263025
273025
283025
293025
303025

How September really feels in Myeik

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.

Myeik weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 23°324.511.44.2
Feb33° / 24°365.711.63.9
Mar33° / 25°9713.111.93.2
Apr33° / 26°15319.312.32.6
May32° / 26°4302912.62.3
Jun30° / 25°57229.512.72.5
Jul29° / 25°64430.512.72.6
Aug29° / 25°65730.412.42.6
Sep30° / 25°59629.412.12.6
Oct31° / 25°36726.911.72.7
Nov32° / 24°8311.111.43.8
Dec33° / 23°254.611.34.3

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 1% of September, with mostly cloudy or overcast conditions the remaining 98%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1298
2298
3298
4298
5298
6298
7298
8298
9298
10298
11298
12298
13298
14298
15298
16298
17298
18298
19298
20397
21397
22397
23397
24397
25397
26397
27298
28298
29298
30298

Chance of precipitation in September

Any precipitation

Myeik gets around 596 mm of rain over 29.4 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 98% and peaks near 99% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
199
299
399
499
599
699
799
899
998
1098
1198
1298
1398
1498
1598
1698
1798
1898
1998
2098
2198
2298
2398
2497
2597
2697
2798
2898
2998
3098

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 93% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
1892
2892
3892
4892
5892
6892
7892
8892
9892
10892
11892
12892
13892
14892
15793
16793
17793
18793
19694
20694
21694
22595
23595
24595
25496
26496
27496
28496
29496
30496

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 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
18calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
216calm
226calm
236calm
246calm
256calm
266calm
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 5:48 AM to 5:48 AM, and sunset from 6:03 PM to 5:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:486:03
212.25:486:02
312.25:486:01
412.25:486:01
512.25:486:00
612.25:485:59
712.25:485:58
812.25:485:58
912.25:485:57
1012.15:485:56
1112.15:485:56
1212.15:485:55
1312.15:485:54
1412.15:485:53
1512.15:485:53
1612.15:485:52
1712.15:485:51
1812.05:485:51
1912.05:485:50
2012.05:485:49
2112.05:485:48
2212.05:485:48
2312.05:485:47
2412.05:485:46
2512.05:485:45
2611.95:485:45
2711.95:485:44
2811.95:485:43
2911.95:485:43
3011.95:485:42

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.03 kWh/m².

For context, solar energy here swings from a low near 3.82 kWh/m² to a high of 6.4 kWh/m² in March across the year — September's 4.03 kWh/m² sits near the bottom.

012345151015202530
Solar energy (kWh/m²)Level
13.9Moderate
24.0Moderate
34.0Moderate
44.0Moderate
54.0Moderate
64.0Moderate
74.0Moderate
84.0Moderate
94.0Moderate
104.0Moderate
114.0Moderate
124.0Moderate
134.0Moderate
144.0Moderate
154.0Moderate
164.0Moderate
174.0Bright
184.0Bright
194.0Bright
204.0Bright
214.0Bright
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.2Bright
284.2Bright
294.2Bright
304.2Bright
Planning a trip in September

Hazard calendar for Myeik

In seasonPeak

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

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

Myeik's monsoon runs May–October, 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 Myeik?

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

2.6
Sightseeing
7th-best month of the year
3.5
Beach & pool
11th-best month of the year

September is a weaker month for outdoor sightseeing in Myeik.

What to pack for Myeik in September

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

In September, Myeik sees daytime highs around 30°C and nights near 25°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

Sea temperature near Myeik in September

The nearest coast averages about 28°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 21 km away) is warmest in April at about 30°C and coldest in January near 28°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
Jan28Warm
Feb29Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun29Tropical
Jul29Tropical
Aug28Tropical
Sep28Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Myeik 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 Myeik peaks around August 15 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 21 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 15UV 14Nov 21UV 9
UV index (midday)Level
Jan9Very high
Feb10Extreme
Mar12Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Myeik 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 Myeik is worst in March — around 23 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (October, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateMar 923 µg/m³Oct 1010 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb23Moderate
Mar23Moderate
Apr20Moderate
May14Moderate
Jun13Moderate
Jul14Moderate
Aug12Moderate
Sep10Good
Oct10Good
Nov12Moderate
Dec14Moderate
Location & terrain

Where is Myeik?

Myeik sits at 12.4°N, 98.6°E, 15 m above sea level, in Myanmar. The nearest listed city is Sam Roi Yot, 139 km away.

Sam Roi YotPran BuriKui BuriPrachuap Khiri KhanHua HinTha YangCha-amKhao Yoi

Topography around Myeik

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

Within 3 km, the terrain around Myeik has only modest variations in elevation — a maximum elevation change of 229 m around an average of 11 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 294 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,475 m.

The land around Myeik is covered by water (39%), artificial surfaces (30%) and trees (22%) within 3 km, water (45%) and mangroves (30%) within 16 km, and trees (45%) and water (45%) within 80 km.

3 km
229 m
16 km
294 m
80 km
1,475 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
September weather nearby: Sam Roi Yot 139 km · Pran Buri 141 km · Kui Buri 142 km · Prachuap Khiri Khan 146 km · Hua Hin 148 km · Tha Yang 153 km · Cha-am 154 km · Khao Yoi 160 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 Myeik (12.4395°, 98.6003°, elevation 15 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).