Yên Hòa weather in September
In September, Yên Hòa 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 Yên Hòa's 4th-clearest and 11th-windiest month. For the whole year in context, see Yên Hòa'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
- 5:48 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
Day-to-day highs hold fairly steady near 32°C through the month.
A typical September day in Yên Hòa 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.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 |
| Avg low (°C) | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 32 | 26 |
| 2 | 32 | 26 |
| 3 | 32 | 26 |
| 4 | 32 | 26 |
| 5 | 32 | 26 |
| 6 | 32 | 26 |
| 7 | 32 | 26 |
| 8 | 32 | 26 |
| 9 | 32 | 26 |
| 10 | 32 | 25 |
| 11 | 32 | 25 |
| 12 | 32 | 25 |
| 13 | 32 | 25 |
| 14 | 32 | 25 |
| 15 | 32 | 25 |
| 16 | 32 | 25 |
| 17 | 31 | 25 |
| 18 | 31 | 25 |
| 19 | 31 | 25 |
| 20 | 31 | 25 |
| 21 | 31 | 25 |
| 22 | 31 | 25 |
| 23 | 31 | 25 |
| 24 | 31 | 25 |
| 25 | 31 | 25 |
| 26 | 31 | 24 |
| 27 | 31 | 24 |
| 28 | 31 | 24 |
| 29 | 31 | 24 |
| 30 | 31 | 24 |
How September really feels in Yên Hòa
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.
The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Yên Hòa 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.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 20° / 15° | 40 | 7.7 | 10.9 | 6.3 |
| Feb | 22° / 16° | 26 | 6.7 | 11.3 | 6.6 |
| Mar | 25° / 19° | 52 | 9.6 | 11.9 | 6.5 |
| Apr | 29° / 22° | 100 | 11.1 | 12.5 | 5.2 |
| May | 32° / 25° | 232 | 17.5 | 13 | 3.3 |
| Jun | 33° / 27° | 226 | 18.3 | 13.3 | 2.4 |
| Jul | 33° / 27° | 259 | 20.4 | 13.1 | 2.4 |
| Aug | 33° / 26° | 314 | 22.5 | 12.7 | 2.5 |
| Sep | 32° / 25° | 226 | 18.7 | 12.1 | 3.3 |
| Oct | 29° / 23° | 121 | 11.9 | 11.5 | 5.2 |
| Nov | 26° / 19° | 57 | 7.3 | 11 | 7.1 |
| Dec | 22° / 16° | 33 | 6.6 | 10.7 | 7.0 |
Cloud cover in September
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.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 27 | 28 | 29 | 29 | 30 | 32 | 33 | 34 | 35 | 36 | 38 | 39 | 40 | 42 | 42 | 43 | 44 | 45 | 45 | 46 | 47 | 49 |
| Cloudier (%) | 76 | 76 | 76 | 76 | 75 | 75 | 75 | 75 | 73 | 72 | 71 | 71 | 70 | 68 | 67 | 66 | 65 | 64 | 62 | 61 | 60 | 58 | 58 | 57 | 56 | 55 | 55 | 54 | 53 | 51 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 24 | 76 |
| 2 | 24 | 76 |
| 3 | 24 | 76 |
| 4 | 24 | 76 |
| 5 | 25 | 75 |
| 6 | 25 | 75 |
| 7 | 25 | 75 |
| 8 | 25 | 75 |
| 9 | 27 | 73 |
| 10 | 28 | 72 |
| 11 | 29 | 71 |
| 12 | 29 | 71 |
| 13 | 30 | 70 |
| 14 | 32 | 68 |
| 15 | 33 | 67 |
| 16 | 34 | 66 |
| 17 | 35 | 65 |
| 18 | 36 | 64 |
| 19 | 38 | 62 |
| 20 | 39 | 61 |
| 21 | 40 | 60 |
| 22 | 42 | 58 |
| 23 | 42 | 58 |
| 24 | 43 | 57 |
| 25 | 44 | 56 |
| 26 | 45 | 55 |
| 27 | 45 | 55 |
| 28 | 46 | 54 |
| 29 | 47 | 53 |
| 30 | 49 | 51 |
Chance of precipitation in September
Yên Hòa 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.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 75 | 75 | 75 | 75 | 74 | 73 | 72 | 71 | 70 | 69 | 68 | 67 | 65 | 64 | 63 | 62 | 60 | 59 | 58 | 57 | 56 | 55 | 54 | 53 | 52 | 52 | 51 | 50 | 50 | 49 |
| Rain chance (%) | |
|---|---|
| 1 | 75 |
| 2 | 75 |
| 3 | 75 |
| 4 | 75 |
| 5 | 74 |
| 6 | 73 |
| 7 | 72 |
| 8 | 71 |
| 9 | 70 |
| 10 | 69 |
| 11 | 68 |
| 12 | 67 |
| 13 | 65 |
| 14 | 64 |
| 15 | 63 |
| 16 | 62 |
| 17 | 60 |
| 18 | 59 |
| 19 | 58 |
| 20 | 57 |
| 21 | 56 |
| 22 | 55 |
| 23 | 54 |
| 24 | 53 |
| 25 | 52 |
| 26 | 52 |
| 27 | 51 |
| 28 | 50 |
| 29 | 50 |
| 30 | 49 |
Humidity in September
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.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Humid (%) | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 4 |
| Muggy (%) | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 7 | 7 | 8 | 9 | 9 | 10 | 11 | 11 | 12 | 13 | 14 | 14 | 15 |
| Oppressive (%) | 5 | 6 | 7 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 17 | 18 | 19 | 21 | 22 | 24 | 26 | 27 | 29 | 31 | 32 | 34 | 35 | 36 | 37 | 38 | 38 | 39 |
| Miserable (%) | 95 | 94 | 93 | 92 | 90 | 89 | 88 | 86 | 85 | 84 | 82 | 81 | 78 | 77 | 75 | 73 | 71 | 68 | 66 | 64 | 61 | 59 | 57 | 53 | 52 | 50 | 48 | 46 | 44 | 42 |
| Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|
| 1 | 0 | 0 | 5 | 95 |
| 2 | 0 | 0 | 6 | 94 |
| 3 | 0 | 0 | 7 | 93 |
| 4 | 0 | 1 | 7 | 92 |
| 5 | 1 | 1 | 8 | 90 |
| 6 | 1 | 1 | 9 | 89 |
| 7 | 1 | 1 | 10 | 88 |
| 8 | 1 | 2 | 11 | 86 |
| 9 | 1 | 2 | 12 | 85 |
| 10 | 1 | 2 | 13 | 84 |
| 11 | 1 | 3 | 14 | 82 |
| 12 | 1 | 3 | 15 | 81 |
| 13 | 1 | 4 | 17 | 78 |
| 14 | 1 | 4 | 18 | 77 |
| 15 | 1 | 5 | 19 | 75 |
| 16 | 1 | 5 | 21 | 73 |
| 17 | 1 | 6 | 22 | 71 |
| 18 | 1 | 7 | 24 | 68 |
| 19 | 1 | 7 | 26 | 66 |
| 20 | 1 | 8 | 27 | 64 |
| 21 | 1 | 9 | 29 | 61 |
| 22 | 1 | 9 | 31 | 59 |
| 23 | 1 | 10 | 32 | 57 |
| 24 | 2 | 11 | 34 | 53 |
| 25 | 2 | 11 | 35 | 52 |
| 26 | 2 | 12 | 36 | 50 |
| 27 | 3 | 13 | 37 | 48 |
| 28 | 3 | 14 | 38 | 46 |
| 29 | 3 | 14 | 38 | 44 |
| 30 | 4 | 15 | 39 | 42 |
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.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 6 | calm |
| 2 | 6 | calm |
| 3 | 6 | calm |
| 4 | 6 | calm |
| 5 | 6 | calm |
| 6 | 6 | calm |
| 7 | 6 | calm |
| 8 | 6 | calm |
| 9 | 6 | calm |
| 10 | 6 | calm |
| 11 | 6 | calm |
| 12 | 6 | calm |
| 13 | 6 | calm |
| 14 | 6 | calm |
| 15 | 6 | calm |
| 16 | 6 | calm |
| 17 | 6 | calm |
| 18 | 7 | calm |
| 19 | 7 | calm |
| 20 | 7 | calm |
| 21 | 7 | calm |
| 22 | 7 | calm |
| 23 | 7 | calm |
| 24 | 7 | calm |
| 25 | 7 | calm |
| 26 | 7 | calm |
| 27 | 7 | calm |
| 28 | 7 | calm |
| 29 | 7 | calm |
| 30 | 7 | calm |
Sunrise & sunset in September
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.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.4 | 12.4 | 12.4 | 12.4 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.8 |
| Sunrise (AM) | 5:44 | 5:44 | 5:44 | 5:45 | 5:45 | 5:45 | 5:45 | 5:46 | 5:46 | 5:46 | 5:46 | 5:47 | 5:47 | 5:47 | 5:47 | 5:48 | 5:48 | 5:48 | 5:48 | 5:49 | 5:49 | 5:49 | 5:49 | 5:50 | 5:50 | 5:50 | 5:50 | 5:51 | 5:51 | 5:51 |
| Sunset (PM) | 6:09 | 6:08 | 6:07 | 6:06 | 6:05 | 6:05 | 6:04 | 6:03 | 6:02 | 6:01 | 6:00 | 5:59 | 5:58 | 5:57 | 5:56 | 5:55 | 5:54 | 5:53 | 5:52 | 5:51 | 5:50 | 5:49 | 5:48 | 5:47 | 5:46 | 5:45 | 5:44 | 5:43 | 5:42 | 5:41 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.4 | 5:44 | 6:09 |
| 2 | 12.4 | 5:44 | 6:08 |
| 3 | 12.4 | 5:44 | 6:07 |
| 4 | 12.4 | 5:45 | 6:06 |
| 5 | 12.3 | 5:45 | 6:05 |
| 6 | 12.3 | 5:45 | 6:05 |
| 7 | 12.3 | 5:45 | 6:04 |
| 8 | 12.3 | 5:46 | 6:03 |
| 9 | 12.3 | 5:46 | 6:02 |
| 10 | 12.2 | 5:46 | 6:01 |
| 11 | 12.2 | 5:46 | 6:00 |
| 12 | 12.2 | 5:47 | 5:59 |
| 13 | 12.2 | 5:47 | 5:58 |
| 14 | 12.2 | 5:47 | 5:57 |
| 15 | 12.1 | 5:47 | 5:56 |
| 16 | 12.1 | 5:48 | 5:55 |
| 17 | 12.1 | 5:48 | 5:54 |
| 18 | 12.1 | 5:48 | 5:53 |
| 19 | 12.1 | 5:48 | 5:52 |
| 20 | 12.0 | 5:49 | 5:51 |
| 21 | 12.0 | 5:49 | 5:50 |
| 22 | 12.0 | 5:49 | 5:49 |
| 23 | 12.0 | 5:49 | 5:48 |
| 24 | 12.0 | 5:50 | 5:47 |
| 25 | 11.9 | 5:50 | 5:46 |
| 26 | 11.9 | 5:50 | 5:45 |
| 27 | 11.9 | 5:50 | 5:44 |
| 28 | 11.9 | 5:51 | 5:43 |
| 29 | 11.9 | 5:51 | 5:42 |
| 30 | 11.8 | 5:51 | 5:41 |
Solar energy in September
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.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 4.3 | Bright |
| 2 | 4.3 | Bright |
| 3 | 4.3 | Bright |
| 4 | 4.3 | Bright |
| 5 | 4.3 | Bright |
| 6 | 4.2 | Bright |
| 7 | 4.2 | Bright |
| 8 | 4.2 | Bright |
| 9 | 4.2 | Bright |
| 10 | 4.2 | Bright |
| 11 | 4.2 | Bright |
| 12 | 4.2 | Bright |
| 13 | 4.3 | Bright |
| 14 | 4.3 | Bright |
| 15 | 4.3 | Bright |
| 16 | 4.3 | Bright |
| 17 | 4.3 | Bright |
| 18 | 4.3 | Bright |
| 19 | 4.3 | Bright |
| 20 | 4.3 | Bright |
| 21 | 4.3 | Bright |
| 22 | 4.3 | Bright |
| 23 | 4.3 | Bright |
| 24 | 4.3 | Bright |
| 25 | 4.3 | Bright |
| 26 | 4.3 | Bright |
| 27 | 4.3 | Bright |
| 28 | 4.3 | Bright |
| 29 | 4.3 | Bright |
| 30 | 4.3 | Bright |
Hazard calendar for Yên Hòa
In September, Yên Hòa sits inside its monsoon season. The full year is below, with each hazard's peak months called out.
Yên Hòa's monsoon runs May–September, when most of the year's rain falls.
Is September a good time to visit Yên Hòa?
Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
September is a weaker month for outdoor sightseeing in Yên Hòa.
What to pack for Yên Hòa in September
From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In September, Yên Hòa sees daytime highs around 32°C and nights near 25°C. Pack light clothes and rain gear. About 19 days see rain.
UV index in Yên Hòa in September
Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Yên Hòa peaks around June 20 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 21 at about 6 (high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 6 | 7 | 9 | 6 | 7 | 11 | 10 | 9 | 7 | 8 | 6 | 6 |
| Level | High | High | Very high | High | Very high | Extreme | Extreme | Very high | High | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 6 | High |
| Feb | 7 | High |
| Mar | 9 | Very high |
| Apr | 6 | High |
| May | 7 | Very high |
| Jun | 11 | Extreme |
| Jul | 10 | Extreme |
| Aug | 9 | Very high |
| Sep | 7 | High |
| Oct | 8 | Very high |
| Nov | 6 | High |
| Dec | 6 | High |
Air quality in Yên Hòa in September
Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.
Air quality in Yên Hòa 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 161 | 136 | 122 | 106 | 76 | 59 | 50 | 68 | 96 | 125 | 152 | 171 |
| Level | Very unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Poor | Unhealthy | Unhealthy | Unhealthy | Very unhealthy | Very unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 161 | Very unhealthy |
| Feb | 136 | Unhealthy |
| Mar | 122 | Unhealthy |
| Apr | 106 | Unhealthy |
| May | 76 | Unhealthy |
| Jun | 59 | Unhealthy |
| Jul | 50 | Poor |
| Aug | 68 | Unhealthy |
| Sep | 96 | Unhealthy |
| Oct | 125 | Unhealthy |
| Nov | 152 | Very unhealthy |
| Dec | 171 | Very unhealthy |
Where is Yên Hòa?
Yên Hòa sits at 21.0°N, 105.8°E, 11 m above sea level, in Vietnam. The nearest listed city is Láng Thượng, 1.0 km away.
Topography around Yên Hòa
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Yên Hòa.
Within 3 km, the terrain around Yên Hòa has only modest variations in elevation — a maximum elevation change of 35 m around an average of 12 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 82 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,720 m.
The land around Yên Hòa is covered by artificial surfaces (80%) within 3 km, artificial surfaces (36%), trees (28%) and cropland (23%) within 16 km, and trees (54%) and cropland (32%) within 80 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
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 Yên Hòa (21.0219°, 105.7915°, elevation 11 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).