Linh Đàm weather in September

In September, Linh Đàm sees average daytime highs of 32°C and overnight lows near 25°C, with 226 mm of rain across 18.7 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 32°C through the month. The sky is clear or mostly clear about 21% of the time in September, and the air most often feels miserable.

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 Linh Đàm's 4th-clearest and 11th-windiest month. For the whole year in context, see Linh Đàm's year-round climate.

Daytime high
32°
5th warmest
Overnight low
25°
9th coldest
Rainfall
226 mm
18.7 wet days
Daylight
12 h 06 min
5:47 AM – 5:55 PM
Cloud cover
71%
4th clearest
Wind
6 km/h
11th windiest
Solar energy
4.28 kWh/m²
Travel score
3.3
out of 10

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 Linh Đàm reaches about 32°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 28°C and 34°C. Set against its neighbours, September runs about 1°C cooler than August and about 2°C warmer than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13226
23226
33226
43226
53226
63226
73226
83226
93226
103225
113225
123225
133225
143225
153225
163225
173125
183125
193125
203125
213125
223125
233125
243125
253125
263124
273124
283124
293124
303124

How September really feels in Linh Đàm

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
11 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.

Linh Đàm 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
Jan20° / 15°407.710.96.3
Feb22° / 16°266.711.36.6
Mar25° / 19°529.611.96.5
Apr29° / 22°10011.112.55.2
May32° / 25°23217.5133.3
Jun33° / 27°22618.313.22.4
Jul33° / 27°25920.413.12.4
Aug33° / 26°31422.512.72.5
Sep32° / 25°22618.712.13.3
Oct29° / 23°12111.911.55.2
Nov26° / 19°577.3117.1
Dec22° / 16°336.610.77.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 66%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12476
22476
32476
42476
52575
62575
72575
82575
92773
102872
112971
122971
133070
143268
153367
163466
173565
183664
193862
203961
214060
224258
234258
244357
254456
264555
274555
284654
294753
304951

Chance of precipitation in September

Any precipitation

Linh Đàm gets around 226 mm of rain over 18.7 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 62% and peaks near 75% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
175
275
375
475
574
673
772
871
970
1069
1168
1267
1365
1464
1563
1662
1760
1859
1958
2057
2156
2255
2354
2453
2552
2652
2751
2850
2950
3049

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 71% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
100595
200694
300793
401792
511890
611989
7111088
8121186
9121285
10121384
11131482
12131581
13141778
14141877
15151975
16152173
17162271
18172468
19172666
20182764
21192961
22193159
231103257
242113453
252113552
262123650
273133748
283143846
293143844
304153942

Wind in September

Winds average 6 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 7 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
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

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 5:44 AM to 5:51 AM, and sunset from 6:09 PM to 5:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:446:09
212.45:446:08
312.45:446:07
412.45:456:06
512.35:456:05
612.35:456:04
712.35:456:03
812.35:466:02
912.35:466:01
1012.25:466:00
1112.25:465:59
1212.25:465:58
1312.25:475:58
1412.25:475:57
1512.15:475:56
1612.15:475:55
1712.15:485:54
1812.15:485:53
1912.15:485:52
2012.05:485:51
2112.05:495:50
2212.05:495:49
2312.05:495:48
2412.05:495:47
2511.95:505:46
2611.95:505:45
2711.95:505:44
2811.95:515:43
2911.95:515:42
3011.85:515:41

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.28 kWh/m².

For context, solar energy here swings from a low near 2.16 kWh/m² to a high of 4.89 kWh/m² in June across the year — September's 4.28 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.2Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.2Bright
124.2Bright
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 Linh Đàm

In seasonPeak

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

Linh Đàm sits in the Pacific typhoon belt; the season peaks July–October.

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

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

Is September a good time to visit Linh Đàm?

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

3.3
Sightseeing
8th-best month of the year
5.1
Beach & pool
6th-best month of the year

September is a weaker month for outdoor sightseeing in Linh Đàm.

What to pack for Linh Đàm in September

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

In September, Linh Đàm sees daytime highs around 32°C and nights near 25°C. Pack light clothes and rain gear. About 19 days see rain.

light clothesrain gear

UV index in Linh Đàm in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Linh Đàm peaks around June 22 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highHighVery highExtremeVery highHighJun 22UV 11Dec 15UV 6
UV index (midday)Level
Jan6High
Feb7Very high
Mar9Very high
Apr6High
May8Very high
Jun11Extreme
Jul11Extreme
Aug8Very high
Sep8Very high
Oct8Very high
Nov6High
Dec6High

Air quality in Linh Đàm 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 Linh Đàm is worst in December — around 171 µg/m³ PM2.5 (very unhealthy), about 3.4× the cleanest month (July, 50 µg/m³).

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

0306090120150180JanFebMarAprMayJunJulAugSepOctNovDecVery unhealthyUnhealthyPoorUnhealthyVery unhealthyDec 19170 µg/m³Jul 1452 µg/m³
PM2.5 (µg/m³)Level
Jan161Very unhealthy
Feb136Unhealthy
Mar122Unhealthy
Apr106Unhealthy
May76Unhealthy
Jun59Unhealthy
Jul50Poor
Aug68Unhealthy
Sep96Unhealthy
Oct125Unhealthy
Nov152Very unhealthy
Dec171Very unhealthy
Location & terrain

Where is Linh Đàm?

Linh Đàm sits at 21.0°N, 105.8°E, 19 m above sea level, in Vietnam. The nearest listed city is Thanh Liệt, 1.0 km away.

Topography around Linh Đàm

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

Within 3 km, the terrain around Linh Đàm has only modest variations in elevation — a maximum elevation change of 17 m around an average of 9 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 68 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,720 m.

The land around Linh Đàm is covered by artificial surfaces (56%) and trees (21%) within 3 km, artificial surfaces (35%), trees (28%) and cropland (25%) within 16 km, and trees (50%) and cropland (35%) within 80 km.

3 km
17 m
16 km
68 m
80 km
1,720 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Thanh Liệt 1.0 km · Bạch Mai 2.0 km · Trung Phụng 4.0 km · Vinhomes Royal City 5.0 km · Thanh Xuân 5.0 km · Vinhomes Times City 5.0 km · Hà Đông 5.0 km · Đống Đa 5.0 km

Vietnam travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C / F
220 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$5,066
2025
Happiness
6.4 / 10
World Happiness, 2025
Safe drinking water
59%
of population, 2024
Homicide rate
1.5
per 100k, 2011
Road deaths
30.6
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 500
Religion
none 86%Catholic 6%Buddhist 6%Protestant 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 Linh Đàm (20.9644°, 105.8305°, elevation 19 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). 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).