Ô Môn weather in December
In December, Ô Môn sees average daytime highs of 30°C and overnight lows near 23°C, with 68 mm of rain across 9.3 wet days and about 11.4 hours of daylight. It is the 11th-warmest and 9th-wettest month of the year here.
Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 16% of the time in December, and the air most often feels oppressive.
Daylight stretches from about 11 h 30 min at the start of December to 11 h 24 min by month's end. Set against the rest of the year, December is Ô Môn's 5th-clearest and 8th-windiest month. For the whole year in context, see Ô Môn's year-round climate.
- Daytime high
- 30°
- 11th warmest
- Overnight low
- 23°
- 3rd coldest
- Rainfall
- 68 mm
- 9.3 wet days
- Daylight
- 11 h 24 min
- 6:11 AM – 5:36 PM
- Cloud cover
- 71%
- 5th clearest
- Wind
- 8 km/h
- 8th windiest
- Solar energy
- 4.49 kWh/m²
- Travel score
- 4.8
- out of 10
Temperature in December
Day-to-day highs hold fairly steady near 30°C through the month.
A typical December day in Ô Môn reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.
| 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) | 31 | 31 | 31 | 31 | 31 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| Avg low (°C) | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 31 | 24 |
| 2 | 31 | 24 |
| 3 | 31 | 24 |
| 4 | 31 | 24 |
| 5 | 31 | 24 |
| 6 | 30 | 24 |
| 7 | 30 | 24 |
| 8 | 30 | 24 |
| 9 | 30 | 24 |
| 10 | 30 | 23 |
| 11 | 30 | 23 |
| 12 | 30 | 23 |
| 13 | 30 | 23 |
| 14 | 30 | 23 |
| 15 | 30 | 23 |
| 16 | 30 | 23 |
| 17 | 30 | 23 |
| 18 | 30 | 23 |
| 19 | 30 | 23 |
| 20 | 30 | 23 |
| 21 | 30 | 23 |
| 22 | 30 | 23 |
| 23 | 30 | 23 |
| 24 | 30 | 23 |
| 25 | 30 | 23 |
| 26 | 30 | 23 |
| 27 | 30 | 23 |
| 28 | 30 | 23 |
| 29 | 30 | 23 |
| 30 | 30 | 23 |
| 31 | 30 | 23 |
How December really feels in Ô Môn
Once humidity and wind are folded in, December 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 December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Ô Môn weather by month
How December compares with the rest of the year at a glance. December is the 11th-warmest and 9th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 30° / 23° | 27 | 4.4 | 11.5 | 5.5 |
| Feb | 31° / 23° | 13 | 2.3 | 11.7 | 5.0 |
| Mar | 33° / 25° | 39 | 5.9 | 11.9 | 3.7 |
| Apr | 34° / 26° | 85 | 12.5 | 12.2 | 2.8 |
| May | 33° / 26° | 207 | 25.5 | 12.5 | 2.2 |
| Jun | 31° / 25° | 245 | 27.3 | 12.6 | 2.4 |
| Jul | 31° / 25° | 254 | 28.3 | 12.5 | 2.6 |
| Aug | 31° / 25° | 248 | 28.7 | 12.3 | 2.5 |
| Sep | 31° / 25° | 275 | 28 | 12.1 | 2.4 |
| Oct | 31° / 25° | 293 | 27.6 | 11.8 | 2.5 |
| Nov | 31° / 24° | 142 | 17.7 | 11.5 | 3.5 |
| Dec | 30° / 23° | 68 | 9.3 | 11.4 | 4.8 |
Cloud cover in December
The sky is clear or mostly clear about 16% of the time in December.
Beyond those clear spells, partly cloudy skies cover about 16% of December, with mostly cloudy or overcast conditions the remaining 68%.
| 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 (%) | 29 | 29 | 29 | 30 | 30 | 30 | 31 | 31 | 32 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 32 | 32 | 33 | 34 | 34 | 36 | 35 |
| Cloudier (%) | 71 | 71 | 71 | 70 | 70 | 70 | 69 | 69 | 68 | 67 | 67 | 67 | 67 | 68 | 68 | 68 | 68 | 69 | 69 | 69 | 69 | 69 | 69 | 69 | 68 | 68 | 67 | 66 | 66 | 64 | 65 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 29 | 71 |
| 2 | 29 | 71 |
| 3 | 29 | 71 |
| 4 | 30 | 70 |
| 5 | 30 | 70 |
| 6 | 30 | 70 |
| 7 | 31 | 69 |
| 8 | 31 | 69 |
| 9 | 32 | 68 |
| 10 | 33 | 67 |
| 11 | 33 | 67 |
| 12 | 33 | 67 |
| 13 | 33 | 67 |
| 14 | 32 | 68 |
| 15 | 32 | 68 |
| 16 | 32 | 68 |
| 17 | 32 | 68 |
| 18 | 31 | 69 |
| 19 | 31 | 69 |
| 20 | 31 | 69 |
| 21 | 31 | 69 |
| 22 | 31 | 69 |
| 23 | 31 | 69 |
| 24 | 31 | 69 |
| 25 | 32 | 68 |
| 26 | 32 | 68 |
| 27 | 33 | 67 |
| 28 | 34 | 66 |
| 29 | 34 | 66 |
| 30 | 36 | 64 |
| 31 | 35 | 65 |
Chance of precipitation in December
Ô Môn gets around 68 mm of rain over 9.3 wet days in December. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 31% and peaks near 44% 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 44 | 43 | 41 | 40 | 39 | 37 | 36 | 36 | 35 | 34 | 33 | 32 | 32 | 31 | 30 | 30 | 29 | 28 | 28 | 27 | 26 | 26 | 25 | 25 | 24 | 24 | 23 | 23 | 22 | 22 | 21 |
| Rain chance (%) | |
|---|---|
| 1 | 44 |
| 2 | 43 |
| 3 | 41 |
| 4 | 40 |
| 5 | 39 |
| 6 | 37 |
| 7 | 36 |
| 8 | 36 |
| 9 | 35 |
| 10 | 34 |
| 11 | 33 |
| 12 | 32 |
| 13 | 32 |
| 14 | 31 |
| 15 | 30 |
| 16 | 30 |
| 17 | 29 |
| 18 | 28 |
| 19 | 28 |
| 20 | 27 |
| 21 | 26 |
| 22 | 26 |
| 23 | 25 |
| 24 | 25 |
| 25 | 24 |
| 26 | 24 |
| 27 | 23 |
| 28 | 23 |
| 29 | 22 |
| 30 | 22 |
| 31 | 21 |
Humidity in December
Most of December feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the oppressive band about 59% of days. Sticky, muggy-or-worse air turns up on roughly 95% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Comfortable (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Humid (%) | 1 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 4 | 4 |
| Muggy (%) | 14 | 14 | 15 | 15 | 15 | 16 | 16 | 16 | 17 | 18 | 18 | 19 | 20 | 21 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 29 | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| Oppressive (%) | 57 | 57 | 57 | 59 | 60 | 61 | 61 | 62 | 62 | 62 | 64 | 63 | 62 | 61 | 62 | 61 | 60 | 60 | 59 | 59 | 57 | 57 | 56 | 57 | 57 | 57 | 58 | 58 | 58 | 60 | 60 |
| Miserable (%) | 28 | 27 | 26 | 24 | 23 | 21 | 20 | 19 | 18 | 17 | 15 | 14 | 14 | 13 | 12 | 11 | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 5 |
| Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|
| 1 | 0 | 1 | 14 | 57 | 28 |
| 2 | 0 | 2 | 14 | 57 | 27 |
| 3 | 0 | 2 | 15 | 57 | 26 |
| 4 | 0 | 2 | 15 | 59 | 24 |
| 5 | 0 | 2 | 15 | 60 | 23 |
| 6 | 0 | 2 | 16 | 61 | 21 |
| 7 | 0 | 3 | 16 | 61 | 20 |
| 8 | 0 | 3 | 16 | 62 | 19 |
| 9 | 0 | 3 | 17 | 62 | 18 |
| 10 | 0 | 3 | 18 | 62 | 17 |
| 11 | 0 | 3 | 18 | 64 | 15 |
| 12 | 0 | 4 | 19 | 63 | 14 |
| 13 | 0 | 4 | 20 | 62 | 14 |
| 14 | 1 | 4 | 21 | 61 | 13 |
| 15 | 1 | 4 | 21 | 62 | 12 |
| 16 | 1 | 5 | 22 | 61 | 11 |
| 17 | 1 | 5 | 23 | 60 | 11 |
| 18 | 1 | 5 | 24 | 60 | 10 |
| 19 | 1 | 5 | 25 | 59 | 10 |
| 20 | 1 | 5 | 26 | 59 | 9 |
| 21 | 1 | 6 | 27 | 57 | 9 |
| 22 | 1 | 6 | 28 | 57 | 8 |
| 23 | 1 | 6 | 29 | 56 | 8 |
| 24 | 1 | 6 | 29 | 57 | 7 |
| 25 | 1 | 5 | 30 | 57 | 7 |
| 26 | 1 | 5 | 30 | 57 | 7 |
| 27 | 1 | 5 | 30 | 58 | 6 |
| 28 | 1 | 5 | 30 | 58 | 6 |
| 29 | 1 | 5 | 30 | 58 | 6 |
| 30 | 1 | 4 | 30 | 60 | 5 |
| 31 | 1 | 4 | 30 | 60 | 5 |
Wind in December
Winds average 8 km/h in December.
Across December, daily wind ranges from about 8 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) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| 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 | 8 | calm |
| 2 | 8 | calm |
| 3 | 8 | calm |
| 4 | 8 | calm |
| 5 | 8 | calm |
| 6 | 8 | calm |
| 7 | 8 | calm |
| 8 | 8 | calm |
| 9 | 8 | calm |
| 10 | 9 | calm |
| 11 | 9 | calm |
| 12 | 9 | calm |
| 13 | 9 | calm |
| 14 | 9 | calm |
| 15 | 9 | calm |
| 16 | 9 | calm |
| 17 | 9 | calm |
| 18 | 9 | calm |
| 19 | 9 | calm |
| 20 | 9 | calm |
| 21 | 9 | calm |
| 22 | 9 | calm |
| 23 | 9 | calm |
| 24 | 8 | calm |
| 25 | 8 | calm |
| 26 | 8 | calm |
| 27 | 8 | calm |
| 28 | 8 | calm |
| 29 | 8 | calm |
| 30 | 8 | calm |
| 31 | 8 | calm |
Sunrise & sunset in December
Daylight runs from about 11 h 30 min at the start of December to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 6 minutes over December. Sunrise moves from 6:04 AM to 6:18 AM, and sunset from 5:31 PM to 5:43 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) | 11.5 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 |
| Sunrise (AM) | 6:04 | 6:04 | 6:05 | 6:05 | 6:06 | 6:06 | 6:07 | 6:07 | 6:08 | 6:08 | 6:09 | 6:09 | 6:10 | 6:10 | 6:11 | 6:11 | 6:12 | 6:12 | 6:13 | 6:13 | 6:14 | 6:14 | 6:15 | 6:15 | 6:16 | 6:16 | 6:16 | 6:17 | 6:17 | 6:18 | 6:18 |
| Sunset (PM) | 5:31 | 5:31 | 5:31 | 5:32 | 5:32 | 5:32 | 5:33 | 5:33 | 5:33 | 5:34 | 5:34 | 5:34 | 5:35 | 5:35 | 5:36 | 5:36 | 5:36 | 5:37 | 5:37 | 5:38 | 5:38 | 5:39 | 5:39 | 5:40 | 5:40 | 5:41 | 5:41 | 5:42 | 5:42 | 5:43 | 5:43 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.5 | 6:04 | 5:31 |
| 2 | 11.4 | 6:04 | 5:31 |
| 3 | 11.4 | 6:05 | 5:31 |
| 4 | 11.4 | 6:05 | 5:32 |
| 5 | 11.4 | 6:06 | 5:32 |
| 6 | 11.4 | 6:06 | 5:32 |
| 7 | 11.4 | 6:07 | 5:33 |
| 8 | 11.4 | 6:07 | 5:33 |
| 9 | 11.4 | 6:08 | 5:33 |
| 10 | 11.4 | 6:08 | 5:34 |
| 11 | 11.4 | 6:09 | 5:34 |
| 12 | 11.4 | 6:09 | 5:34 |
| 13 | 11.4 | 6:10 | 5:35 |
| 14 | 11.4 | 6:10 | 5:35 |
| 15 | 11.4 | 6:11 | 5:36 |
| 16 | 11.4 | 6:11 | 5:36 |
| 17 | 11.4 | 6:12 | 5:36 |
| 18 | 11.4 | 6:12 | 5:37 |
| 19 | 11.4 | 6:13 | 5:37 |
| 20 | 11.4 | 6:13 | 5:38 |
| 21 | 11.4 | 6:14 | 5:38 |
| 22 | 11.4 | 6:14 | 5:39 |
| 23 | 11.4 | 6:15 | 5:39 |
| 24 | 11.4 | 6:15 | 5:40 |
| 25 | 11.4 | 6:16 | 5:40 |
| 26 | 11.4 | 6:16 | 5:41 |
| 27 | 11.4 | 6:16 | 5:41 |
| 28 | 11.4 | 6:17 | 5:42 |
| 29 | 11.4 | 6:17 | 5:42 |
| 30 | 11.4 | 6:18 | 5:43 |
| 31 | 11.4 | 6:18 | 5:43 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 4.49 kWh/m².
For context, solar energy here swings from a low near 4.17 kWh/m² to a high of 5.97 kWh/m² in March across the year — December's 4.49 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) | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 |
| 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 | 4.4 | Bright |
| 2 | 4.4 | Bright |
| 3 | 4.4 | Bright |
| 4 | 4.4 | Bright |
| 5 | 4.4 | Bright |
| 6 | 4.4 | Bright |
| 7 | 4.4 | Bright |
| 8 | 4.4 | Bright |
| 9 | 4.5 | Bright |
| 10 | 4.5 | Bright |
| 11 | 4.5 | Bright |
| 12 | 4.5 | Bright |
| 13 | 4.5 | Bright |
| 14 | 4.5 | Bright |
| 15 | 4.5 | Bright |
| 16 | 4.5 | Bright |
| 17 | 4.5 | Bright |
| 18 | 4.5 | Bright |
| 19 | 4.5 | Bright |
| 20 | 4.5 | Bright |
| 21 | 4.5 | Bright |
| 22 | 4.5 | Bright |
| 23 | 4.5 | Bright |
| 24 | 4.5 | Bright |
| 25 | 4.6 | Bright |
| 26 | 4.6 | Bright |
| 27 | 4.6 | Bright |
| 28 | 4.6 | Bright |
| 29 | 4.6 | Bright |
| 30 | 4.6 | Bright |
| 31 | 4.6 | Bright |
Hazard calendar for Ô Môn
None of Ô Môn's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Ô Môn's rainy season runs May–November, when most of the year's rain falls.
Is December a good time to visit Ô Môn?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is a reasonable time to visit Ô Môn for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Ô Môn in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Ô Môn sees daytime highs around 30°C and nights near 23°C. Pack light clothes. Worth having: rain gear. About 9 days see rain.
UV index in Ô Môn in December
Clear-sky midday UV in December peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Ô Môn peaks around September 9 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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) | 9 | 12 | 13 | 12 | 12 | 11 | 12 | 13 | 13 | 9 | 9 | 9 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 12 | Extreme |
| Mar | 13 | Extreme |
| Apr | 12 | Extreme |
| May | 12 | Extreme |
| Jun | 11 | 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 Ô Môn in December
Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.
Air quality in Ô Môn is worst in December — around 57 µg/m³ PM2.5 (unhealthy), about 2.1× the cleanest month (August, 27 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) | 51 | 40 | 38 | 39 | 37 | 32 | 30 | 27 | 35 | 49 | 53 | 57 |
| Level | Poor | Poor | Poor | Poor | Poor | Moderate | Moderate | Moderate | Poor | Poor | Poor | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 51 | Poor |
| Feb | 40 | Poor |
| Mar | 38 | Poor |
| Apr | 39 | Poor |
| May | 37 | Poor |
| Jun | 32 | Moderate |
| Jul | 30 | Moderate |
| Aug | 27 | Moderate |
| Sep | 35 | Poor |
| Oct | 49 | Poor |
| Nov | 53 | Poor |
| Dec | 57 | Unhealthy |
Where is Ô Môn?
Ô Môn sits at 10.1°N, 105.6°E, 5 m above sea level, in Vietnam. The nearest listed city is Thới Lai, 9.0 km away.
Topography around Ô Môn
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ô Môn.
Within 3 km, the terrain around Ô Môn has only modest variations in elevation — a maximum elevation change of 13 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 18 m; within 80 km, significant variations in elevation — a maximum elevation change of 589 m.
The land around Ô Môn is covered by cropland (53%) and trees (30%) within 3 km, cropland (47%) and trees (37%) within 16 km, and cropland (63%) and trees (27%) 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 Ô Môn (10.1097°, 105.6232°, elevation 5 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).