Cầu Diễn weather in November
In November, Cầu Diễn sees average daytime highs of 26°C and overnight lows near 19°C, with 57 mm of rain across 7.3 wet days and about 11 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.
Highs ease over the month, from about 27°C in the first days to 24°C by the end. The sky is clear or mostly clear about 29% of the time in November, and the air most often feels humid.
Daylight stretches from about 11 h 12 min at the start of November to 10 h 48 min by month's end. Set against the rest of the year, November is Cầu Diễn's 1st-clearest and 8th-windiest month. For the whole year in context, see Cầu Diễn's year-round climate.
- Daytime high
- 26°
- 8th warmest
- Overnight low
- 19°
- 5th coldest
- Rainfall
- 57 mm
- 7.3 wet days
- Daylight
- 11 hours
- 6:13 AM – 5:12 PM
- Cloud cover
- 57%
- 1st clearest
- Wind
- 7 km/h
- 8th windiest
- Solar energy
- 3.2 kWh/m²
- Travel score
- 7.1
- out of 10
Temperature in November
Highs ease over the month, from about 27°C in the first days to 24°C by the end.
A typical November day in Cầu Diễn reaches about 26°C in the afternoon and slips back to 19°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 30°C. Set against its neighbours, November runs about 3°C cooler than October and about 4°C warmer than December.
| 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) | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 |
| Avg low (°C) | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 28 | 21 |
| 2 | 28 | 21 |
| 3 | 27 | 20 |
| 4 | 27 | 20 |
| 5 | 27 | 20 |
| 6 | 27 | 20 |
| 7 | 27 | 20 |
| 8 | 27 | 20 |
| 9 | 27 | 20 |
| 10 | 27 | 20 |
| 11 | 27 | 20 |
| 12 | 27 | 20 |
| 13 | 26 | 20 |
| 14 | 26 | 19 |
| 15 | 26 | 19 |
| 16 | 26 | 19 |
| 17 | 26 | 19 |
| 18 | 26 | 19 |
| 19 | 26 | 19 |
| 20 | 25 | 19 |
| 21 | 25 | 19 |
| 22 | 25 | 19 |
| 23 | 25 | 18 |
| 24 | 25 | 18 |
| 25 | 25 | 18 |
| 26 | 24 | 18 |
| 27 | 24 | 18 |
| 28 | 24 | 18 |
| 29 | 24 | 18 |
| 30 | 24 | 17 |
How November really feels in Cầu Diễn
Once humidity and wind are folded in, November averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
November sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Cầu Diễn weather by month
How November compares with the rest of the year at a glance. November is the 8th-warmest and 8th-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 | 13.2 | 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 November
The sky is clear or mostly clear about 29% of the time in November, the clearest month of the year.
Beyond those clear spells, partly cloudy skies cover about 21% of November, with mostly cloudy or overcast conditions the remaining 50%. 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 55 | 55 | 55 | 54 | 54 | 54 | 55 | 54 | 54 | 54 | 53 | 53 | 52 | 52 | 51 | 51 | 51 | 49 | 50 | 49 | 49 | 48 | 46 | 46 | 45 | 45 | 45 | 45 | 45 | 43 |
| Cloudier (%) | 45 | 45 | 45 | 46 | 46 | 46 | 45 | 46 | 46 | 46 | 47 | 47 | 48 | 48 | 49 | 49 | 49 | 51 | 50 | 51 | 51 | 52 | 54 | 54 | 55 | 55 | 55 | 55 | 55 | 57 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 55 | 45 |
| 2 | 55 | 45 |
| 3 | 55 | 45 |
| 4 | 54 | 46 |
| 5 | 54 | 46 |
| 6 | 54 | 46 |
| 7 | 55 | 45 |
| 8 | 54 | 46 |
| 9 | 54 | 46 |
| 10 | 54 | 46 |
| 11 | 53 | 47 |
| 12 | 53 | 47 |
| 13 | 52 | 48 |
| 14 | 52 | 48 |
| 15 | 51 | 49 |
| 16 | 51 | 49 |
| 17 | 51 | 49 |
| 18 | 49 | 51 |
| 19 | 50 | 50 |
| 20 | 49 | 51 |
| 21 | 49 | 51 |
| 22 | 48 | 52 |
| 23 | 46 | 54 |
| 24 | 46 | 54 |
| 25 | 45 | 55 |
| 26 | 45 | 55 |
| 27 | 45 | 55 |
| 28 | 45 | 55 |
| 29 | 45 | 55 |
| 30 | 43 | 57 |
Chance of precipitation in November
Cầu Diễn gets around 57 mm of rain over 7.3 wet days in November. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 25% and peaks near 27% on the wettest days.
| 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 (%) | 27 | 26 | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 23 |
| Rain chance (%) | |
|---|---|
| 1 | 27 |
| 2 | 26 |
| 3 | 26 |
| 4 | 25 |
| 5 | 25 |
| 6 | 24 |
| 7 | 24 |
| 8 | 24 |
| 9 | 24 |
| 10 | 24 |
| 11 | 24 |
| 12 | 24 |
| 13 | 24 |
| 14 | 24 |
| 15 | 24 |
| 16 | 25 |
| 17 | 25 |
| 18 | 25 |
| 19 | 25 |
| 20 | 25 |
| 21 | 25 |
| 22 | 25 |
| 23 | 25 |
| 24 | 25 |
| 25 | 25 |
| 26 | 25 |
| 27 | 24 |
| 28 | 24 |
| 29 | 24 |
| 30 | 23 |
Humidity in November
Most of November feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, November lands in the humid band about 24% of days. Sticky, muggy-or-worse air turns up on roughly 46% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 6 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 13 | 14 | 15 | 16 | 16 | 17 | 18 | 19 | 19 | 20 | 21 | 22 | 23 | 24 |
| Comfortable (%) | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 16 | 16 | 16 | 17 | 17 | 18 | 19 | 19 | 20 | 20 | 21 | 21 | 22 | 22 | 23 | 23 | 24 | 24 |
| Humid (%) | 21 | 22 | 23 | 23 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 |
| Muggy (%) | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 23 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 19 | 19 | 18 |
| Oppressive (%) | 29 | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 23 | 21 | 20 | 19 | 18 | 17 | 16 | 15 | 14 | 13 | 13 | 12 | 11 | 11 | 10 |
| Miserable (%) | 6 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 0 | 0 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|---|
| 1 | 4 | 15 | 21 | 26 | 29 | 6 |
| 2 | 4 | 15 | 22 | 26 | 28 | 5 |
| 3 | 4 | 16 | 23 | 25 | 27 | 5 |
| 4 | 4 | 16 | 23 | 25 | 27 | 5 |
| 5 | 5 | 16 | 24 | 25 | 26 | 5 |
| 6 | 5 | 16 | 24 | 24 | 26 | 4 |
| 7 | 5 | 16 | 24 | 24 | 26 | 4 |
| 8 | 6 | 16 | 25 | 24 | 26 | 4 |
| 9 | 6 | 16 | 25 | 23 | 26 | 4 |
| 10 | 7 | 16 | 25 | 23 | 26 | 4 |
| 11 | 8 | 16 | 25 | 23 | 25 | 4 |
| 12 | 9 | 15 | 24 | 22 | 25 | 4 |
| 13 | 10 | 16 | 24 | 22 | 25 | 4 |
| 14 | 11 | 16 | 24 | 22 | 24 | 4 |
| 15 | 12 | 16 | 24 | 21 | 24 | 4 |
| 16 | 13 | 17 | 24 | 21 | 23 | 3 |
| 17 | 13 | 17 | 24 | 21 | 21 | 3 |
| 18 | 14 | 18 | 23 | 21 | 20 | 3 |
| 19 | 15 | 19 | 23 | 21 | 19 | 3 |
| 20 | 16 | 19 | 23 | 21 | 18 | 3 |
| 21 | 16 | 20 | 23 | 21 | 17 | 3 |
| 22 | 17 | 20 | 24 | 21 | 16 | 2 |
| 23 | 18 | 21 | 24 | 21 | 15 | 2 |
| 24 | 19 | 21 | 24 | 21 | 14 | 2 |
| 25 | 19 | 22 | 24 | 20 | 13 | 1 |
| 26 | 20 | 22 | 24 | 20 | 13 | 1 |
| 27 | 21 | 23 | 24 | 20 | 12 | 1 |
| 28 | 22 | 23 | 24 | 19 | 11 | 1 |
| 29 | 23 | 24 | 23 | 19 | 11 | 0 |
| 30 | 24 | 24 | 23 | 18 | 10 | 0 |
Wind in November
Winds average 7 km/h in November.
Across November, daily wind ranges from about 7 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) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 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 | 7 | calm |
| 2 | 7 | calm |
| 3 | 7 | calm |
| 4 | 7 | calm |
| 5 | 7 | calm |
| 6 | 7 | calm |
| 7 | 7 | calm |
| 8 | 7 | calm |
| 9 | 7 | calm |
| 10 | 7 | calm |
| 11 | 7 | calm |
| 12 | 7 | calm |
| 13 | 7 | calm |
| 14 | 7 | calm |
| 15 | 7 | calm |
| 16 | 7 | calm |
| 17 | 7 | 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 November
Daylight runs from about 11 h 12 min at the start of November to 10 h 48 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 24 minutes over November. Sunrise moves from 6:04 AM to 6:22 AM, and sunset from 5:17 PM to 5:11 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) | 11.2 | 11.2 | 11.2 | 11.2 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.8 | 10.8 | 10.8 | 10.8 |
| Sunrise (AM) | 6:04 | 6:05 | 6:05 | 6:06 | 6:06 | 6:07 | 6:07 | 6:08 | 6:09 | 6:09 | 6:10 | 6:10 | 6:11 | 6:12 | 6:12 | 6:13 | 6:13 | 6:14 | 6:15 | 6:15 | 6:16 | 6:17 | 6:17 | 6:18 | 6:18 | 6:19 | 6:20 | 6:20 | 6:21 | 6:22 |
| Sunset (PM) | 5:17 | 5:16 | 5:16 | 5:15 | 5:15 | 5:15 | 5:14 | 5:14 | 5:13 | 5:13 | 5:13 | 5:13 | 5:12 | 5:12 | 5:12 | 5:12 | 5:11 | 5:11 | 5:11 | 5:11 | 5:11 | 5:11 | 5:11 | 5:11 | 5:11 | 5:11 | 5:11 | 5:11 | 5:11 | 5:11 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.2 | 6:04 | 5:17 |
| 2 | 11.2 | 6:05 | 5:16 |
| 3 | 11.2 | 6:05 | 5:16 |
| 4 | 11.2 | 6:06 | 5:15 |
| 5 | 11.1 | 6:06 | 5:15 |
| 6 | 11.1 | 6:07 | 5:15 |
| 7 | 11.1 | 6:07 | 5:14 |
| 8 | 11.1 | 6:08 | 5:14 |
| 9 | 11.1 | 6:09 | 5:13 |
| 10 | 11.1 | 6:09 | 5:13 |
| 11 | 11.1 | 6:10 | 5:13 |
| 12 | 11.0 | 6:10 | 5:13 |
| 13 | 11.0 | 6:11 | 5:12 |
| 14 | 11.0 | 6:12 | 5:12 |
| 15 | 11.0 | 6:12 | 5:12 |
| 16 | 11.0 | 6:13 | 5:12 |
| 17 | 11.0 | 6:13 | 5:11 |
| 18 | 11.0 | 6:14 | 5:11 |
| 19 | 10.9 | 6:15 | 5:11 |
| 20 | 10.9 | 6:15 | 5:11 |
| 21 | 10.9 | 6:16 | 5:11 |
| 22 | 10.9 | 6:17 | 5:11 |
| 23 | 10.9 | 6:17 | 5:11 |
| 24 | 10.9 | 6:18 | 5:11 |
| 25 | 10.9 | 6:18 | 5:11 |
| 26 | 10.9 | 6:19 | 5:11 |
| 27 | 10.8 | 6:20 | 5:11 |
| 28 | 10.8 | 6:20 | 5:11 |
| 29 | 10.8 | 6:21 | 5:11 |
| 30 | 10.8 | 6:22 | 5:11 |
Solar energy in November
Average shortwave solar energy reaching the ground each day in November, about 3.2 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 — November's 3.2 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) | 3.6 | 3.6 | 3.6 | 3.6 | 3.5 | 3.5 | 3.5 | 3.5 | 3.4 | 3.4 | 3.4 | 3.3 | 3.3 | 3.2 | 3.2 | 3.1 | 3.1 | 3.1 | 3.0 | 3.0 | 3.0 | 2.9 | 2.9 | 2.9 | 2.9 | 2.8 | 2.8 | 2.8 | 2.8 | 2.7 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.6 | Moderate |
| 2 | 3.6 | Moderate |
| 3 | 3.6 | Moderate |
| 4 | 3.6 | Moderate |
| 5 | 3.5 | Moderate |
| 6 | 3.5 | Moderate |
| 7 | 3.5 | Moderate |
| 8 | 3.5 | Moderate |
| 9 | 3.4 | Moderate |
| 10 | 3.4 | Moderate |
| 11 | 3.4 | Moderate |
| 12 | 3.3 | Moderate |
| 13 | 3.3 | Moderate |
| 14 | 3.2 | Moderate |
| 15 | 3.2 | Moderate |
| 16 | 3.1 | Moderate |
| 17 | 3.1 | Moderate |
| 18 | 3.1 | Moderate |
| 19 | 3.0 | Moderate |
| 20 | 3.0 | Moderate |
| 21 | 3.0 | Moderate |
| 22 | 2.9 | Moderate |
| 23 | 2.9 | Moderate |
| 24 | 2.9 | Moderate |
| 25 | 2.9 | Moderate |
| 26 | 2.8 | Moderate |
| 27 | 2.8 | Moderate |
| 28 | 2.8 | Moderate |
| 29 | 2.8 | Moderate |
| 30 | 2.7 | Moderate |
Hazard calendar for Cầu Diễn
None of Cầu Diễn's seasonal hazards are active in November. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Cầu Diễn's monsoon runs May–September, when most of the year's rain falls.
Is November a good time to visit Cầu Diễn?
Our two travel scores rate November for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
November is one of the better times to visit Cầu Diễn for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Cầu Diễn in November
From November's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In November, Cầu Diễn sees daytime highs around 26°C and nights near 19°C. Worth packing: light clothes. About 7 days see rain.
UV index in Cầu Diễn in November
Clear-sky midday UV in November peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Cầu Diễn 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 Cầu Diễn in November
Average fine-particle pollution (PM2.5) through the year — so you can see where November falls, not just the annual average.
Air quality in Cầu Diễn 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 Cầu Diễn?
Cầu Diễn sits at 21.0°N, 105.8°E, 9 m above sea level, in Vietnam. The nearest listed city is Mai Dịch, 2.0 km away.
Topography around Cầu Diễn
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Cầu Diễn.
Within 3 km, the terrain around Cầu Diễn has only modest variations in elevation — a maximum elevation change of 22 m around an average of 11 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 1,694 m.
The land around Cầu Diễn is covered by artificial surfaces (64%) and trees (27%) within 3 km, artificial surfaces (35%), trees (28%) and cropland (25%) within 16 km, and trees (55%) and cropland (31%) 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 Cầu Diễn (21.0393°, 105.7666°, 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).