Heho weather in September

In September, Heho sees average daytime highs of 26°C and overnight lows near 19°C, with 186 mm of rain across 27.2 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 26°C through the month. The sky is clear or mostly clear about 3% 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 Heho's 9th-clearest and 9th-windiest month. For the whole year in context, see Heho's year-round climate.

Daytime high
26°
5th warmest
Overnight low
19°
9th coldest
Rainfall
186 mm
27.2 wet days
Daylight
12 h 06 min
5:54 AM – 6:01 PM
Cloud cover
86%
9th clearest
Wind
5 km/h
9th windiest
Solar energy
4.11 kWh/m²
Travel score
3.7
out of 10

Heho is town in Shan State, Burma.

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 26°C through the month.

A typical September day in Heho reaches about 26°C in the afternoon and slips back to 19°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 28°C. Set against its neighbours, September runs on par with August and on par with October.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12620
22620
32620
42620
52620
62620
72620
82620
92620
102620
112620
122620
132620
142620
152619
162619
172719
182719
192719
202719
212719
222719
232719
242719
252719
262719
272719
282719
292719
302719

Heho 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° / 10°131.410.99.2
Feb26° / 11°60.811.39.1
Mar28° / 14°111.711.97.7
Apr30° / 17°416.312.55.8
May28° / 19°18220.7134.5
Jun27° / 20°2062813.23.6
Jul26° / 20°21329.513.13.5
Aug26° / 20°22829.712.73.5
Sep26° / 19°18627.212.13.7
Oct26° / 18°14322.711.54.7
Nov25° / 15°548.4117.3
Dec23° / 12°162.910.88.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 8% of September, with mostly cloudy or overcast conditions the remaining 90%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1694
2694
3694
4694
5694
6694
7793
8793
9793
10793
11793
12793
13892
14892
15991
16991
171090
181090
191090
201189
211288
221288
231387
241486
251486
261684
271684
281783
291882
301882

Chance of precipitation in September

Any precipitation

Heho gets around 186 mm of rain over 27.2 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 90% and peaks near 94% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
193
293
393
493
594
694
794
894
994
1094
1193
1293
1393
1492
1592
1691
1791
1890
1990
2089
2189
2288
2387
2487
2586
2686
2786
2885
2985
3084

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 96% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
100991
200991
300991
400991
500991
601981
701981
801981
901981
1001990
1101990
1201990
1301990
1401990
1502980
1602980
1702980
1803970
1903970
2003970
2104960
2205950
2305950
2406940
2507930
2608920
2719900
2819900
29110890
30111880

Wind in September

Winds average 5 km/h in September.

Across September, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

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 5:50 AM to 5:57 AM, and sunset from 6:15 PM to 5:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:506:15
212.45:506:14
312.45:506:13
412.45:516:12
512.35:516:11
612.35:516:10
712.35:516:09
812.35:526:08
912.35:526:07
1012.25:526:06
1112.25:526:05
1212.25:536:04
1312.25:536:03
1412.25:536:02
1512.15:536:02
1612.15:546:01
1712.15:546:00
1812.15:545:59
1912.15:545:58
2012.05:545:57
2112.05:555:56
2212.05:555:55
2312.05:555:54
2412.05:555:53
2511.95:565:52
2611.95:565:51
2711.95:565:50
2811.95:575:49
2911.95:575:48
3011.85:575:47

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.11 kWh/m².

For context, solar energy here swings from a low near 3.72 kWh/m² to a high of 6.92 kWh/m² in April across the year — September's 4.11 kWh/m² sits near the bottom.

012345151015202530
Solar energy (kWh/m²)Level
14.0Moderate
24.0Moderate
34.0Moderate
44.0Moderate
54.0Moderate
64.0Moderate
74.0Moderate
84.0Bright
94.0Bright
104.0Bright
114.0Bright
124.0Bright
134.0Bright
144.1Bright
154.1Bright
164.1Bright
174.1Bright
184.1Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.3Bright
254.3Bright
264.3Bright
274.3Bright
284.3Bright
294.3Bright
304.3Bright
Planning a trip in September

Hazard calendar for Heho

In seasonPeak

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

Heho'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 Heho?

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

3.7
Sightseeing
9th-best month of the year
3.7
Beach & pool
9th-best month of the year

September is a weaker month for outdoor sightseeing in Heho.

What to pack for Heho in September

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

In September, Heho sees daytime highs around 26°C and nights near 19°C. Pack rain gear. Worth having: light clothes. About 27 days see rain.

rain gearlight clothes

UV index in Heho 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 Heho peaks around August 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 highAug 14UV 14Dec 20UV 7
UV index (midday)Level
Jan7Very high
Feb9Very high
Mar10Extreme
Apr9Very high
May13Extreme
Jun10Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec7High

Air quality in Heho 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 Heho is worst in March — around 76 µg/m³ PM2.5 (unhealthy), about 7.7× the cleanest month (July, 10 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyModerateGoodModerateMar 1772 µg/m³Jul 1910 µg/m³
PM2.5 (µg/m³)Level
Jan28Moderate
Feb46Poor
Mar76Unhealthy
Apr47Poor
May23Moderate
Jun12Moderate
Jul10Good
Aug11Good
Sep12Moderate
Oct14Moderate
Nov17Moderate
Dec22Moderate
Location & terrain

Where is Heho?

Heho sits at 20.7°N, 96.8°E, 1,170 m above sea level, in Myanmar. The nearest listed city is Nyaung Shwe, 14 km away.

Topography around Heho

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

Within 3 km, the terrain around Heho has significant variations in elevation — a maximum elevation change of 274 m around an average of 1,189 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 747 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,355 m.

The land around Heho is covered by cropland (60%) and grassland (31%) within 3 km, cropland (53%) and grassland (40%) within 16 km, and trees (38%), cropland (33%) and grassland (28%) within 80 km.

3 km
274 m
16 km
747 m
80 km
2,355 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Nyaung Shwe 14 km · Aungban 21 km · Taunggyi 24 km · Kalaw 29 km · Lawksawk 59 km · Yamethin 78 km · Pyawbwe 82 km · Wundwin 92 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 Heho (20.7232°, 96.8228°, elevation 1,170 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).