Kiên Hải weather in October
In October, Kiên Hải sees average daytime highs of 28°C and overnight lows near 26°C, with 316 mm of rain across 27.5 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 5th-wettest month of the year here.
Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 6% of the time in October, and the air most often feels oppressive.
Daylight stretches from about 11 h 54 min at the start of October to 11 h 36 min by month's end. Set against the rest of the year, October is Kiên Hải's 8th-clearest and 8th-windiest month. For the whole year in context, see Kiên Hải's year-round climate.
- Daytime high
- 28°
- 8th warmest
- Overnight low
- 26°
- 5th coldest
- Rainfall
- 316 mm
- 27.5 wet days
- Daylight
- 11 h 48 min
- 5:52 AM – 5:39 PM
- Cloud cover
- 83%
- 8th clearest
- Wind
- 13 km/h
- 8th windiest
- Solar energy
- 4.43 kWh/m²
- Travel score
- 3.5
- out of 10
Temperature in October
Day-to-day highs hold fairly steady near 28°C through the month.
A typical October day in Kiên Hải reaches about 28°C in the afternoon and slips back to 26°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, October runs on par with September and on par with November.
| 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) | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 |
| Avg low (°C) | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 28 | 26 |
| 2 | 28 | 26 |
| 3 | 28 | 26 |
| 4 | 28 | 26 |
| 5 | 28 | 26 |
| 6 | 28 | 26 |
| 7 | 28 | 26 |
| 8 | 28 | 26 |
| 9 | 28 | 26 |
| 10 | 28 | 26 |
| 11 | 28 | 26 |
| 12 | 28 | 26 |
| 13 | 28 | 26 |
| 14 | 28 | 26 |
| 15 | 28 | 26 |
| 16 | 28 | 26 |
| 17 | 28 | 26 |
| 18 | 28 | 26 |
| 19 | 28 | 26 |
| 20 | 28 | 26 |
| 21 | 28 | 26 |
| 22 | 28 | 26 |
| 23 | 28 | 26 |
| 24 | 28 | 26 |
| 25 | 28 | 26 |
| 26 | 28 | 26 |
| 27 | 28 | 26 |
| 28 | 28 | 26 |
| 29 | 29 | 26 |
| 30 | 29 | 26 |
| 31 | 29 | 26 |
How October really feels in Kiên Hải
Once humidity and wind are folded in, October 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 October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Kiên Hải weather by month
How October compares with the rest of the year at a glance. October is the 8th-warmest and 5th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 28° / 25° | 21 | 4.7 | 11.5 | 6.8 |
| Feb | 29° / 25° | 13 | 3 | 11.7 | 6.6 |
| Mar | 30° / 26° | 38 | 7.2 | 11.9 | 5.7 |
| Apr | 30° / 27° | 92 | 15.6 | 12.2 | 4.4 |
| May | 29° / 27° | 267 | 26.5 | 12.5 | 3.2 |
| Jun | 29° / 27° | 346 | 26.8 | 12.6 | 3.2 |
| Jul | 28° / 27° | 373 | 28 | 12.5 | 3.3 |
| Aug | 28° / 26° | 350 | 27.7 | 12.3 | 3.4 |
| Sep | 28° / 26° | 380 | 26.9 | 12.1 | 3.5 |
| Oct | 28° / 26° | 316 | 27.5 | 11.8 | 3.5 |
| Nov | 29° / 26° | 119 | 16.8 | 11.5 | 4.6 |
| Dec | 28° / 25° | 54 | 8.7 | 11.4 | 6.0 |
Cloud cover in October
The sky is clear or mostly clear about 6% of the time in October.
Beyond those clear spells, partly cloudy skies cover about 9% of October, with mostly cloudy or overcast conditions the remaining 84%. 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 9 | 9 | 9 | 10 | 11 | 11 | 11 | 12 | 13 | 12 | 13 | 13 | 14 | 15 | 15 | 15 | 15 | 16 | 16 | 17 | 18 | 19 | 19 | 20 | 20 | 21 | 21 | 22 | 23 | 23 | 23 |
| Cloudier (%) | 91 | 91 | 91 | 90 | 89 | 89 | 89 | 88 | 87 | 88 | 87 | 87 | 86 | 85 | 85 | 85 | 85 | 84 | 84 | 83 | 82 | 81 | 81 | 80 | 80 | 79 | 79 | 78 | 77 | 77 | 77 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 9 | 91 |
| 2 | 9 | 91 |
| 3 | 9 | 91 |
| 4 | 10 | 90 |
| 5 | 11 | 89 |
| 6 | 11 | 89 |
| 7 | 11 | 89 |
| 8 | 12 | 88 |
| 9 | 13 | 87 |
| 10 | 12 | 88 |
| 11 | 13 | 87 |
| 12 | 13 | 87 |
| 13 | 14 | 86 |
| 14 | 15 | 85 |
| 15 | 15 | 85 |
| 16 | 15 | 85 |
| 17 | 15 | 85 |
| 18 | 16 | 84 |
| 19 | 16 | 84 |
| 20 | 17 | 83 |
| 21 | 18 | 82 |
| 22 | 19 | 81 |
| 23 | 19 | 81 |
| 24 | 20 | 80 |
| 25 | 20 | 80 |
| 26 | 21 | 79 |
| 27 | 21 | 79 |
| 28 | 22 | 78 |
| 29 | 23 | 77 |
| 30 | 23 | 77 |
| 31 | 23 | 77 |
Chance of precipitation in October
Kiên Hải gets around 316 mm of rain over 27.5 wet days in October. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 88% and peaks near 94% 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 (%) | 93 | 93 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 93 | 93 | 93 | 93 | 92 | 92 | 91 | 90 | 90 | 89 | 88 | 87 | 85 | 84 | 83 | 81 | 80 | 79 | 77 | 76 | 74 | 73 |
| Rain chance (%) | |
|---|---|
| 1 | 93 |
| 2 | 93 |
| 3 | 94 |
| 4 | 94 |
| 5 | 94 |
| 6 | 94 |
| 7 | 94 |
| 8 | 94 |
| 9 | 94 |
| 10 | 93 |
| 11 | 93 |
| 12 | 93 |
| 13 | 93 |
| 14 | 92 |
| 15 | 92 |
| 16 | 91 |
| 17 | 90 |
| 18 | 90 |
| 19 | 89 |
| 20 | 88 |
| 21 | 87 |
| 22 | 85 |
| 23 | 84 |
| 24 | 83 |
| 25 | 81 |
| 26 | 80 |
| 27 | 79 |
| 28 | 77 |
| 29 | 76 |
| 30 | 74 |
| 31 | 73 |
Humidity in October
Most of October feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, October lands in the oppressive band about 52% 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 (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 4 |
| Oppressive (%) | 34 | 36 | 38 | 39 | 41 | 42 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | 51 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 61 | 61 | 63 | 64 | 66 | 67 | 67 |
| Miserable (%) | 66 | 64 | 62 | 61 | 59 | 58 | 56 | 55 | 54 | 53 | 52 | 51 | 50 | 49 | 49 | 48 | 47 | 46 | 45 | 44 | 43 | 41 | 40 | 39 | 37 | 36 | 34 | 33 | 31 | 30 | 29 |
| Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|
| 1 | 0 | 34 | 66 |
| 2 | 0 | 36 | 64 |
| 3 | 0 | 38 | 62 |
| 4 | 0 | 39 | 61 |
| 5 | 0 | 41 | 59 |
| 6 | 0 | 42 | 58 |
| 7 | 0 | 44 | 56 |
| 8 | 0 | 45 | 55 |
| 9 | 0 | 46 | 54 |
| 10 | 0 | 47 | 53 |
| 11 | 0 | 48 | 52 |
| 12 | 0 | 49 | 51 |
| 13 | 0 | 50 | 50 |
| 14 | 0 | 51 | 49 |
| 15 | 0 | 51 | 49 |
| 16 | 1 | 51 | 48 |
| 17 | 1 | 52 | 47 |
| 18 | 1 | 53 | 46 |
| 19 | 1 | 54 | 45 |
| 20 | 1 | 55 | 44 |
| 21 | 1 | 56 | 43 |
| 22 | 2 | 57 | 41 |
| 23 | 2 | 58 | 40 |
| 24 | 2 | 59 | 39 |
| 25 | 2 | 61 | 37 |
| 26 | 3 | 61 | 36 |
| 27 | 3 | 63 | 34 |
| 28 | 3 | 64 | 33 |
| 29 | 3 | 66 | 31 |
| 30 | 3 | 67 | 30 |
| 31 | 4 | 67 | 29 |
Wind in October
Winds average 13 km/h in October.
Across October, daily wind ranges from about 12 km/h on the calmest days to 17 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) | 17 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 17 | light breeze |
| 2 | 16 | light breeze |
| 3 | 16 | light breeze |
| 4 | 15 | light breeze |
| 5 | 15 | light breeze |
| 6 | 15 | light breeze |
| 7 | 14 | light breeze |
| 8 | 14 | light breeze |
| 9 | 14 | light breeze |
| 10 | 14 | light breeze |
| 11 | 13 | light breeze |
| 12 | 13 | light breeze |
| 13 | 13 | light breeze |
| 14 | 13 | light breeze |
| 15 | 13 | light breeze |
| 16 | 13 | light breeze |
| 17 | 13 | light breeze |
| 18 | 13 | light breeze |
| 19 | 13 | light breeze |
| 20 | 13 | light breeze |
| 21 | 13 | light breeze |
| 22 | 13 | light breeze |
| 23 | 12 | light breeze |
| 24 | 12 | light breeze |
| 25 | 13 | light breeze |
| 26 | 13 | light breeze |
| 27 | 13 | light breeze |
| 28 | 13 | light breeze |
| 29 | 13 | light breeze |
| 30 | 13 | light breeze |
| 31 | 13 | light breeze |
Sunrise & sunset in October
Daylight runs from about 11 h 54 min at the start of October to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 18 minutes over October. Sunrise moves from 5:52 AM to 5:55 AM, and sunset from 5:47 PM to 5:34 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) | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.6 |
| Sunrise (AM) | 5:52 | 5:52 | 5:52 | 5:52 | 5:52 | 5:52 | 5:52 | 5:52 | 5:52 | 5:52 | 5:52 | 5:52 | 5:52 | 5:52 | 5:52 | 5:52 | 5:52 | 5:53 | 5:53 | 5:53 | 5:53 | 5:53 | 5:53 | 5:53 | 5:53 | 5:54 | 5:54 | 5:54 | 5:54 | 5:54 | 5:55 |
| Sunset (PM) | 5:47 | 5:46 | 5:46 | 5:45 | 5:45 | 5:44 | 5:43 | 5:43 | 5:42 | 5:42 | 5:41 | 5:41 | 5:40 | 5:40 | 5:39 | 5:39 | 5:38 | 5:38 | 5:38 | 5:37 | 5:37 | 5:36 | 5:36 | 5:36 | 5:35 | 5:35 | 5:35 | 5:34 | 5:34 | 5:34 | 5:34 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.9 | 5:52 | 5:47 |
| 2 | 11.9 | 5:52 | 5:46 |
| 3 | 11.9 | 5:52 | 5:46 |
| 4 | 11.9 | 5:52 | 5:45 |
| 5 | 11.9 | 5:52 | 5:45 |
| 6 | 11.9 | 5:52 | 5:44 |
| 7 | 11.9 | 5:52 | 5:43 |
| 8 | 11.8 | 5:52 | 5:43 |
| 9 | 11.8 | 5:52 | 5:42 |
| 10 | 11.8 | 5:52 | 5:42 |
| 11 | 11.8 | 5:52 | 5:41 |
| 12 | 11.8 | 5:52 | 5:41 |
| 13 | 11.8 | 5:52 | 5:40 |
| 14 | 11.8 | 5:52 | 5:40 |
| 15 | 11.8 | 5:52 | 5:39 |
| 16 | 11.8 | 5:52 | 5:39 |
| 17 | 11.8 | 5:52 | 5:38 |
| 18 | 11.8 | 5:53 | 5:38 |
| 19 | 11.7 | 5:53 | 5:38 |
| 20 | 11.7 | 5:53 | 5:37 |
| 21 | 11.7 | 5:53 | 5:37 |
| 22 | 11.7 | 5:53 | 5:36 |
| 23 | 11.7 | 5:53 | 5:36 |
| 24 | 11.7 | 5:53 | 5:36 |
| 25 | 11.7 | 5:53 | 5:35 |
| 26 | 11.7 | 5:54 | 5:35 |
| 27 | 11.7 | 5:54 | 5:35 |
| 28 | 11.7 | 5:54 | 5:34 |
| 29 | 11.7 | 5:54 | 5:34 |
| 30 | 11.7 | 5:54 | 5:34 |
| 31 | 11.6 | 5:55 | 5:34 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 4.43 kWh/m² — the year's lowest.
For context, solar energy here swings from a low near 4.43 kWh/m² to a high of 6.07 kWh/m² in April across the year — October's 4.43 kWh/m² sits near the bottom.
| 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) | 4.3 | 4.3 | 4.3 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 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 |
| 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 | 4.3 | Bright |
| 2 | 4.3 | Bright |
| 3 | 4.3 | Bright |
| 4 | 4.4 | Bright |
| 5 | 4.4 | Bright |
| 6 | 4.4 | Bright |
| 7 | 4.4 | Bright |
| 8 | 4.4 | Bright |
| 9 | 4.4 | Bright |
| 10 | 4.4 | Bright |
| 11 | 4.4 | Bright |
| 12 | 4.4 | Bright |
| 13 | 4.4 | Bright |
| 14 | 4.4 | Bright |
| 15 | 4.4 | Bright |
| 16 | 4.4 | Bright |
| 17 | 4.4 | 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 | 4.5 | Bright |
| 26 | 4.5 | Bright |
| 27 | 4.5 | Bright |
| 28 | 4.5 | Bright |
| 29 | 4.5 | Bright |
| 30 | 4.5 | Bright |
| 31 | 4.5 | Bright |
Hazard calendar for Kiên Hải
In October, Kiên Hải sits inside its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.
Kiên Hải sits in the Pacific typhoon belt; the season peaks July–October.
Kiên Hải's monsoon runs May–October, when most of the year's rain falls.
Is October a good time to visit Kiên Hải?
Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
October is a weaker month for outdoor sightseeing in Kiên Hải.
What to pack for Kiên Hải in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, Kiên Hải sees daytime highs around 28°C and nights near 26°C. Pack light clothes and rain gear. About 28 days see rain.
Sea temperature near Kiên Hải in October
The nearest coast averages about 29°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in May at about 31°C and coldest in January near 27°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 27 | 28 | 29 | 30 | 31 | 30 | 29 | 29 | 29 | 29 | 29 | 28 |
| Comfort | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 28 | Warm |
| Mar | 29 | Tropical |
| Apr | 30 | Tropical |
| May | 31 | Tropical |
| Jun | 30 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 29 | Tropical |
| Dec | 28 | Warm |
UV index in Kiên Hải in October
Clear-sky midday UV in October peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Kiên Hải peaks around August 20 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 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 | 10 | 9 | 9 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Very high |
| 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 | 10 | Very high |
| Nov | 9 | Very high |
| Dec | 9 | Very high |
Air quality in Kiên Hải in October
Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.
Air quality in Kiên Hải is worst in January — around 45 µg/m³ PM2.5 (poor), about 2.4× the cleanest month (August, 19 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) | 45 | 37 | 33 | 32 | 27 | 22 | 22 | 19 | 23 | 32 | 42 | 45 |
| Level | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Poor | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 45 | Poor |
| Feb | 37 | Poor |
| Mar | 33 | Moderate |
| Apr | 32 | Moderate |
| May | 27 | Moderate |
| Jun | 22 | Moderate |
| Jul | 22 | Moderate |
| Aug | 19 | Moderate |
| Sep | 23 | Moderate |
| Oct | 32 | Moderate |
| Nov | 42 | Poor |
| Dec | 45 | Poor |
Where is Kiên Hải?
Kiên Hải sits at 10.0°N, 104.8°E, 18 m above sea level, in Vietnam. The nearest listed city is Rạch Giá, 26 km away.
Topography around Kiên Hải
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Kiên Hải.
Within 3 km, the terrain around Kiên Hải has significant variations in elevation — a maximum elevation change of 400 m around an average of 18 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 400 m; within 80 km, large variations in elevation — a maximum elevation change of 691 m.
The land around Kiên Hải is covered by water (85%) within 3 km, water (98%) within 16 km, and water (48%) and cropland (41%) 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 Kiên Hải (9.9727°, 104.8475°, elevation 18 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). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).