Trâu Quỳ weather in September

In September, Trâu Quỳ sees average daytime highs of 32°C and overnight lows near 25°C, with 248 mm of rain across 19.7 wet days and about 12.1 hours of daylight. It is the 5th-warmest and 3rd-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 20% 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 Trâu Quỳ's 4th-clearest and 11th-windiest month. For the whole year in context, see Trâu Quỳ's year-round climate.

Daytime high
32°
5th warmest
Overnight low
25°
8th coldest
Rainfall
248 mm
19.7 wet days
Daylight
12 h 06 min
5:47 AM – 5:54 PM
Cloud cover
72%
4th clearest
Wind
7 km/h
11th windiest
Solar energy
4.33 kWh/m²
Travel score
3.2
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 Trâu Quỳ 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
103226
113225
123225
133225
143225
153225
163225
173225
183125
193125
203125
213125
223125
233125
243125
253125
263125
273124
283124
293124
303124

How September really feels in Trâu Quỳ

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.

Trâu Quỳ weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 15°377.510.96.3
Feb22° / 16°256.811.36.6
Mar24° / 19°501011.96.5
Apr28° / 22°8710.912.55.3
May32° / 25°23218.2133.3
Jun33° / 27°24219.113.32.4
Jul33° / 27°28021.413.12.3
Aug32° / 26°35024.512.72.4
Sep32° / 25°24819.712.13.2
Oct29° / 23°12512.511.55.1
Nov26° / 19°597.2117.0
Dec22° / 16°31610.77.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% 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 67%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12179
22278
32278
42278
52377
62377
72476
82476
92674
102773
112872
122872
132971
143169
153268
163367
173466
183565
193664
203862
213862
224060
234159
244258
254258
264357
274456
284456
294654
304654

Chance of precipitation in September

Any precipitation

Trâu Quỳ gets around 248 mm of rain over 19.7 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 66% and peaks near 82% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
182
282
382
481
580
679
778
877
975
1074
1172
1271
1369
1467
1565
1664
1762
1861
1959
2058
2157
2256
2355
2454
2553
2653
2752
2852
2951
3050

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 98% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1000694
2000793
3001792
4001891
5011890
6011989
70121087
80121186
90121285
100121384
110131482
120131581
130141778
140241876
150251974
160262171
170272269
180282367
190282565
200292663
2102102860
2202112958
2302113156
2402123254
2503133351
2603143449
2703143448
2804153546
2914163544
3015163642

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 7 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
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

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 5:43 AM to 5:51 AM, and sunset from 6:09 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:436:09
212.45:446:08
312.45:446:07
412.45:446:06
512.35:446:05
612.35:456:04
712.35:456:03
812.35:456:02
912.35:456:01
1012.25:466:00
1112.25:465:59
1212.25:465:58
1312.25:465:57
1412.25:475:56
1512.15:475:55
1612.15:475:54
1712.15:475:53
1812.15:485:52
1912.15:485:51
2012.05:485:50
2112.05:485:49
2212.05:495:48
2312.05:495:47
2412.05:495:46
2511.95:495:45
2611.95:505:44
2711.95:505:43
2811.95:505:42
2911.95:505:41
3011.85:515:40

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.33 kWh/m².

For context, solar energy here swings from a low near 2.18 kWh/m² to a high of 4.92 kWh/m² in June across the year — September's 4.33 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.3Bright
84.3Bright
94.3Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.4Bright
184.4Bright
194.4Bright
204.4Bright
214.4Bright
224.4Bright
234.4Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.3Bright
Planning a trip in September

Hazard calendar for Trâu Quỳ

In seasonPeak

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

Trâu Quỳ's monsoon runs May–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 Trâu Quỳ?

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

3.2
Sightseeing
9th-best month of the year
4.9
Beach & pool
7th-best month of the year

September is a weaker month for outdoor sightseeing in Trâu Quỳ.

What to pack for Trâu Quỳ in September

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

In September, Trâu Quỳ sees daytime highs around 32°C and nights near 25°C. Pack light clothes and rain gear. About 20 days see rain.

light clothesrain gear

UV index in Trâu Quỳ 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 Trâu Quỳ peaks around June 20 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highVery highExtremeVery highHighJun 20UV 11Nov 23UV 6
UV index (midday)Level
Jan6High
Feb7Very high
Mar9Very high
Apr6High
May8Very high
Jun11Extreme
Jul10Extreme
Aug9Very high
Sep8Very high
Oct8Very high
Nov6High
Dec6High

Air quality in Trâu Quỳ 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 Trâu Quỳ 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 Trâu Quỳ?

Trâu Quỳ sits at 21.0°N, 105.9°E, 9 m above sea level, in Vietnam. The nearest listed city is Gia Lâm, 0.0 km away.

Topography around Trâu Quỳ

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

Within 3 km, the terrain around Trâu Quỳ has only modest variations in elevation — a maximum elevation change of 15 m around an average of 7 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 121 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,720 m.

The land around Trâu Quỳ is covered by artificial surfaces (40%) and trees (32%) within 3 km, artificial surfaces (34%), cropland (28%) and trees (26%) within 16 km, and trees (50%) and cropland (35%) within 80 km.

3 km
15 m
16 km
121 m
80 km
1,720 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Gia Lâm 0.0 km · Vinhomes Ocean Park 3.0 km · Long Bien 4.0 km · Vĩnh Tuy 6.0 km · Ecopark 6.0 km · Vinhomes Times City 8.0 km · Bồ Đề 8.0 km · Cửa Nam 9.0 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 Trâu Quỳ (21.0195°, 105.9369°, elevation 9 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).