Hồng Ngự weather in May
In May, Hồng Ngự sees average daytime highs of 34°C and overnight lows near 27°C, with 170 mm of rain across 23.6 wet days and about 12.5 hours of daylight. It is the 3rd-warmest and 6th-wettest month of the year here.
Highs ease over the month, from about 34°C in the first days to 33°C by the end. The sky is clear or mostly clear about 6% of the time in May, and the air most often feels miserable.
Daylight stretches from about 12 h 24 min at the start of May to 12 h 36 min by month's end. Set against the rest of the year, May is Hồng Ngự's 7th-clearest and 7th-windiest month. For the whole year in context, see Hồng Ngự's year-round climate.
- Daytime high
- 34°
- 3rd warmest
- Overnight low
- 27°
- 12th coldest
- Rainfall
- 170 mm
- 23.6 wet days
- Daylight
- 12 h 30 min
- 5:40 AM – 6:10 PM
- Cloud cover
- 81%
- 7th clearest
- Wind
- 8 km/h
- 7th windiest
- Solar energy
- 5.47 kWh/m²
- Travel score
- 2.1
- out of 10
Temperature in May
Highs ease over the month, from about 34°C in the first days to 33°C by the end.
A typical May day in Hồng Ngự reaches about 34°C in the afternoon and slips back to 27°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 36°C. Set against its neighbours, May runs about 1°C cooler than April and about 2°C warmer than June.
| 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 35 | 35 | 35 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 |
| Avg low (°C) | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 35 | 27 |
| 2 | 35 | 27 |
| 3 | 35 | 27 |
| 4 | 34 | 27 |
| 5 | 34 | 27 |
| 6 | 34 | 27 |
| 7 | 34 | 27 |
| 8 | 34 | 27 |
| 9 | 34 | 27 |
| 10 | 34 | 27 |
| 11 | 34 | 27 |
| 12 | 34 | 27 |
| 13 | 34 | 27 |
| 14 | 34 | 27 |
| 15 | 34 | 27 |
| 16 | 34 | 26 |
| 17 | 34 | 26 |
| 18 | 33 | 26 |
| 19 | 33 | 26 |
| 20 | 33 | 26 |
| 21 | 33 | 26 |
| 22 | 33 | 26 |
| 23 | 33 | 26 |
| 24 | 33 | 26 |
| 25 | 33 | 26 |
| 26 | 33 | 26 |
| 27 | 33 | 26 |
| 28 | 33 | 26 |
| 29 | 33 | 26 |
| 30 | 33 | 26 |
| 31 | 33 | 26 |
How May really feels in Hồng Ngự
Once humidity and wind are folded in, May averages 31 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 May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Hồng Ngự weather by month
How May compares with the rest of the year at a glance. May is the 3rd-warmest and 6th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 31° / 23° | 23 | 4 | 11.4 | 4.9 |
| Feb | 32° / 23° | 13 | 1.6 | 11.6 | 4.6 |
| Mar | 34° / 25° | 35 | 6.6 | 11.9 | 3.1 |
| Apr | 35° / 26° | 87 | 13.5 | 12.2 | 2.3 |
| May | 34° / 27° | 170 | 23.6 | 12.5 | 2.1 |
| Jun | 32° / 26° | 198 | 26.5 | 12.6 | 2.2 |
| Jul | 32° / 26° | 208 | 27.2 | 12.6 | 2.4 |
| Aug | 32° / 26° | 215 | 27.8 | 12.4 | 2.3 |
| Sep | 32° / 25° | 254 | 27.9 | 12.1 | 2.2 |
| Oct | 32° / 25° | 276 | 26.3 | 11.8 | 2.5 |
| Nov | 32° / 25° | 113 | 14.8 | 11.5 | 3.6 |
| Dec | 31° / 24° | 48 | 7.4 | 11.4 | 4.6 |
Cloud cover in May
The sky is clear or mostly clear about 6% of the time in May.
Beyond those clear spells, partly cloudy skies cover about 11% of May, with mostly cloudy or overcast conditions the remaining 83%. Skies tend to cloud over 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 33 | 32 | 30 | 29 | 27 | 26 | 26 | 24 | 22 | 21 | 20 | 18 | 18 | 16 | 15 | 14 | 13 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 |
| Cloudier (%) | 67 | 68 | 70 | 71 | 73 | 74 | 74 | 76 | 78 | 79 | 80 | 82 | 82 | 84 | 85 | 86 | 87 | 89 | 89 | 90 | 90 | 91 | 91 | 91 | 91 | 91 | 91 | 91 | 91 | 91 | 90 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 33 | 67 |
| 2 | 32 | 68 |
| 3 | 30 | 70 |
| 4 | 29 | 71 |
| 5 | 27 | 73 |
| 6 | 26 | 74 |
| 7 | 26 | 74 |
| 8 | 24 | 76 |
| 9 | 22 | 78 |
| 10 | 21 | 79 |
| 11 | 20 | 80 |
| 12 | 18 | 82 |
| 13 | 18 | 82 |
| 14 | 16 | 84 |
| 15 | 15 | 85 |
| 16 | 14 | 86 |
| 17 | 13 | 87 |
| 18 | 11 | 89 |
| 19 | 11 | 89 |
| 20 | 10 | 90 |
| 21 | 10 | 90 |
| 22 | 9 | 91 |
| 23 | 9 | 91 |
| 24 | 9 | 91 |
| 25 | 9 | 91 |
| 26 | 9 | 91 |
| 27 | 9 | 91 |
| 28 | 9 | 91 |
| 29 | 9 | 91 |
| 30 | 9 | 91 |
| 31 | 10 | 90 |
Chance of precipitation in May
Hồng Ngự gets around 170 mm of rain over 23.6 wet days in May. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 76% and peaks near 88% on the wettest days. The odds climb 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 60 | 62 | 63 | 64 | 65 | 66 | 68 | 69 | 70 | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | 80 | 81 | 82 | 82 | 83 | 84 | 84 | 85 | 86 | 86 | 87 | 87 | 88 |
| Rain chance (%) | |
|---|---|
| 1 | 60 |
| 2 | 62 |
| 3 | 63 |
| 4 | 64 |
| 5 | 65 |
| 6 | 66 |
| 7 | 68 |
| 8 | 69 |
| 9 | 70 |
| 10 | 71 |
| 11 | 72 |
| 12 | 73 |
| 13 | 74 |
| 14 | 75 |
| 15 | 76 |
| 16 | 77 |
| 17 | 78 |
| 18 | 79 |
| 19 | 80 |
| 20 | 81 |
| 21 | 82 |
| 22 | 82 |
| 23 | 83 |
| 24 | 84 |
| 25 | 84 |
| 26 | 85 |
| 27 | 86 |
| 28 | 86 |
| 29 | 87 |
| 30 | 87 |
| 31 | 88 |
Humidity in May
Most of May feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, May lands in the miserable band about 93% of days. Sticky, muggy-or-worse air turns up on roughly 100% 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Muggy (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Oppressive (%) | 21 | 20 | 18 | 16 | 15 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| Miserable (%) | 78 | 79 | 81 | 83 | 84 | 86 | 87 | 88 | 90 | 91 | 92 | 93 | 94 | 95 | 96 | 96 | 97 | 97 | 97 | 98 | 98 | 98 | 98 | 98 | 98 | 99 | 99 | 99 | 99 | 99 | 99 |
| Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|
| 1 | 1 | 21 | 78 |
| 2 | 1 | 20 | 79 |
| 3 | 1 | 18 | 81 |
| 4 | 1 | 16 | 83 |
| 5 | 1 | 15 | 84 |
| 6 | 1 | 13 | 86 |
| 7 | 1 | 12 | 87 |
| 8 | 1 | 11 | 88 |
| 9 | 0 | 10 | 90 |
| 10 | 0 | 9 | 91 |
| 11 | 0 | 8 | 92 |
| 12 | 0 | 7 | 93 |
| 13 | 0 | 6 | 94 |
| 14 | 0 | 5 | 95 |
| 15 | 0 | 4 | 96 |
| 16 | 0 | 4 | 96 |
| 17 | 0 | 3 | 97 |
| 18 | 0 | 3 | 97 |
| 19 | 0 | 3 | 97 |
| 20 | 0 | 2 | 98 |
| 21 | 0 | 2 | 98 |
| 22 | 0 | 2 | 98 |
| 23 | 0 | 2 | 98 |
| 24 | 0 | 2 | 98 |
| 25 | 0 | 2 | 98 |
| 26 | 0 | 1 | 99 |
| 27 | 0 | 1 | 99 |
| 28 | 0 | 1 | 99 |
| 29 | 0 | 1 | 99 |
| 30 | 0 | 1 | 99 |
| 31 | 0 | 1 | 99 |
Wind in May
Winds average 8 km/h in May.
Across May, daily wind ranges from about 7 km/h on the calmest days to 9 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| 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 | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 7 | calm |
| 2 | 7 | calm |
| 3 | 7 | calm |
| 4 | 7 | calm |
| 5 | 7 | calm |
| 6 | 7 | calm |
| 7 | 8 | calm |
| 8 | 8 | calm |
| 9 | 8 | calm |
| 10 | 8 | calm |
| 11 | 8 | calm |
| 12 | 8 | calm |
| 13 | 8 | calm |
| 14 | 8 | calm |
| 15 | 8 | calm |
| 16 | 8 | calm |
| 17 | 8 | calm |
| 18 | 8 | calm |
| 19 | 8 | calm |
| 20 | 8 | calm |
| 21 | 9 | calm |
| 22 | 9 | calm |
| 23 | 9 | calm |
| 24 | 9 | calm |
| 25 | 9 | calm |
| 26 | 9 | calm |
| 27 | 9 | calm |
| 28 | 9 | calm |
| 29 | 9 | calm |
| 30 | 9 | calm |
| 31 | 9 | calm |
Sunrise & sunset in May
Daylight runs from about 12 h 24 min at the start of May to 12 h 36 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 12 minutes over May. Sunrise moves from 5:44 AM to 5:39 AM, and sunset from 6:07 PM to 6:13 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.6 | 12.6 | 12.6 | 12.6 | 12.6 | 12.6 | 12.6 |
| Sunrise (AM) | 5:44 | 5:44 | 5:44 | 5:43 | 5:43 | 5:43 | 5:42 | 5:42 | 5:42 | 5:41 | 5:41 | 5:41 | 5:41 | 5:40 | 5:40 | 5:40 | 5:40 | 5:40 | 5:39 | 5:39 | 5:39 | 5:39 | 5:39 | 5:39 | 5:39 | 5:39 | 5:39 | 5:39 | 5:39 | 5:39 | 5:39 |
| Sunset (PM) | 6:07 | 6:07 | 6:07 | 6:08 | 6:08 | 6:08 | 6:08 | 6:08 | 6:08 | 6:08 | 6:09 | 6:09 | 6:09 | 6:09 | 6:09 | 6:10 | 6:10 | 6:10 | 6:10 | 6:11 | 6:11 | 6:11 | 6:11 | 6:12 | 6:12 | 6:12 | 6:12 | 6:13 | 6:13 | 6:13 | 6:13 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.4 | 5:44 | 6:07 |
| 2 | 12.4 | 5:44 | 6:07 |
| 3 | 12.4 | 5:44 | 6:07 |
| 4 | 12.4 | 5:43 | 6:08 |
| 5 | 12.4 | 5:43 | 6:08 |
| 6 | 12.4 | 5:43 | 6:08 |
| 7 | 12.4 | 5:42 | 6:08 |
| 8 | 12.4 | 5:42 | 6:08 |
| 9 | 12.4 | 5:42 | 6:08 |
| 10 | 12.5 | 5:41 | 6:08 |
| 11 | 12.5 | 5:41 | 6:09 |
| 12 | 12.5 | 5:41 | 6:09 |
| 13 | 12.5 | 5:41 | 6:09 |
| 14 | 12.5 | 5:40 | 6:09 |
| 15 | 12.5 | 5:40 | 6:09 |
| 16 | 12.5 | 5:40 | 6:10 |
| 17 | 12.5 | 5:40 | 6:10 |
| 18 | 12.5 | 5:40 | 6:10 |
| 19 | 12.5 | 5:39 | 6:10 |
| 20 | 12.5 | 5:39 | 6:11 |
| 21 | 12.5 | 5:39 | 6:11 |
| 22 | 12.5 | 5:39 | 6:11 |
| 23 | 12.5 | 5:39 | 6:11 |
| 24 | 12.5 | 5:39 | 6:12 |
| 25 | 12.6 | 5:39 | 6:12 |
| 26 | 12.6 | 5:39 | 6:12 |
| 27 | 12.6 | 5:39 | 6:12 |
| 28 | 12.6 | 5:39 | 6:13 |
| 29 | 12.6 | 5:39 | 6:13 |
| 30 | 12.6 | 5:39 | 6:13 |
| 31 | 12.6 | 5:39 | 6:13 |
Solar energy in May
Average shortwave solar energy reaching the ground each day in May, about 5.47 kWh/m².
For context, solar energy here swings from a low near 4.41 kWh/m² to a high of 6.07 kWh/m² in April across the year — May's 5.47 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.9 | 5.8 | 5.8 | 5.8 | 5.8 | 5.7 | 5.7 | 5.6 | 5.6 | 5.6 | 5.5 | 5.5 | 5.5 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.2 | 5.2 | 5.2 |
| 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 | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.9 | Bright |
| 2 | 5.8 | Bright |
| 3 | 5.8 | Bright |
| 4 | 5.8 | Bright |
| 5 | 5.8 | Bright |
| 6 | 5.7 | Bright |
| 7 | 5.7 | Bright |
| 8 | 5.6 | Bright |
| 9 | 5.6 | Bright |
| 10 | 5.6 | Bright |
| 11 | 5.5 | Bright |
| 12 | 5.5 | Bright |
| 13 | 5.5 | Bright |
| 14 | 5.4 | Bright |
| 15 | 5.4 | Bright |
| 16 | 5.4 | Bright |
| 17 | 5.4 | Bright |
| 18 | 5.4 | Bright |
| 19 | 5.3 | Bright |
| 20 | 5.3 | Bright |
| 21 | 5.3 | Bright |
| 22 | 5.3 | Bright |
| 23 | 5.3 | Bright |
| 24 | 5.3 | Bright |
| 25 | 5.3 | Bright |
| 26 | 5.3 | Bright |
| 27 | 5.3 | Bright |
| 28 | 5.3 | Bright |
| 29 | 5.2 | Bright |
| 30 | 5.2 | Bright |
| 31 | 5.2 | Bright |
Hazard calendar for Hồng Ngự
In May, Hồng Ngự sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.
Hồng Ngự sits in the Pacific typhoon belt; the season peaks July–October.
Hồng Ngự's rainy season runs May–October, when most of the year's rain falls.
Is May a good time to visit Hồng Ngự?
Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
May is a weaker month for outdoor sightseeing in Hồng Ngự.
What to pack for Hồng Ngự in May
From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In May, Hồng Ngự sees daytime highs around 34°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.
UV index in Hồng Ngự in May
Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Hồng Ngự peaks around August 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 20 at about 9 (very 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) | 10 | 11 | 12 | 12 | 11 | 12 | 12 | 13 | 13 | 9 | 9 | 9 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Extreme |
| Feb | 11 | Extreme |
| Mar | 12 | Extreme |
| Apr | 12 | Extreme |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 13 | Extreme |
| Sep | 13 | Extreme |
| Oct | 9 | Very high |
| Nov | 9 | Very high |
| Dec | 9 | Very high |
Air quality in Hồng Ngự in May
Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.
Air quality in Hồng Ngự is worst in January — around 55 µg/m³ PM2.5 (poor), about 2.6× the cleanest month (August, 21 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) | 55 | 49 | 44 | 40 | 33 | 25 | 24 | 21 | 27 | 39 | 47 | 48 |
| Level | Poor | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Poor | Poor | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 55 | Poor |
| Feb | 49 | Poor |
| Mar | 44 | Poor |
| Apr | 40 | Poor |
| May | 33 | Moderate |
| Jun | 25 | Moderate |
| Jul | 24 | Moderate |
| Aug | 21 | Moderate |
| Sep | 27 | Moderate |
| Oct | 39 | Poor |
| Nov | 47 | Poor |
| Dec | 48 | Poor |
Where is Hồng Ngự?
Hồng Ngự sits at 10.8°N, 105.3°E, 13 m above sea level, in Vietnam. The nearest listed city is Ấp Long Thạnh, 9.0 km away.
Topography around Hồng Ngự
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Hồng Ngự.
Within 3 km, the terrain around Hồng Ngự has only modest variations in elevation — a maximum elevation change of 17 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 30 m; within 80 km, large variations in elevation — a maximum elevation change of 680 m.
The land around Hồng Ngự is covered by cropland (46%) and water (20%) within 3 km, cropland (77%) within 16 km, and cropland (80%) 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 Hồng Ngự (10.8°, 105.35°, elevation 13 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).