Lai Chi Van weather in May
In May, Lai Chi Van sees average daytime highs of 26°C and overnight lows near 25°C, with 208 mm of rain across 16.6 wet days and about 13 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.
Highs climb over the month, from about 25°C in the first days to 27°C by the end. The sky is clear or mostly clear about 22% of the time in May, and the air most often feels miserable.
Daylight stretches from about 12 h 48 min at the start of May to 13 h 12 min by month's end. Set against the rest of the year, May is Lai Chi Van's 11th-clearest and 12th-windiest month. For the whole year in context, see Lai Chi Van's year-round climate.
- Daytime high
- 26°
- 5th warmest
- Overnight low
- 25°
- 8th coldest
- Rainfall
- 208 mm
- 16.6 wet days
- Daylight
- 13 h 06 min
- 5:50 AM – 6:54 PM
- Cloud cover
- 70%
- 11th clearest
- Wind
- 18 km/h
- 12th windiest
- Solar energy
- 5.17 kWh/m²
- Travel score
- 5.5
- out of 10
Temperature in May
Highs climb over the month, from about 25°C in the first days to 27°C by the end.
A typical May day in Lai Chi Van reaches about 26°C in the afternoon and slips back to 25°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 28°C. Set against its neighbours, May runs about 3°C warmer than April and about 2°C cooler 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) | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 |
| Avg low (°C) | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 25 | 24 |
| 2 | 25 | 24 |
| 3 | 25 | 24 |
| 4 | 26 | 24 |
| 5 | 26 | 24 |
| 6 | 26 | 24 |
| 7 | 26 | 25 |
| 8 | 26 | 25 |
| 9 | 26 | 25 |
| 10 | 26 | 25 |
| 11 | 26 | 25 |
| 12 | 26 | 25 |
| 13 | 26 | 25 |
| 14 | 26 | 25 |
| 15 | 26 | 25 |
| 16 | 27 | 25 |
| 17 | 27 | 25 |
| 18 | 27 | 25 |
| 19 | 27 | 25 |
| 20 | 27 | 26 |
| 21 | 27 | 26 |
| 22 | 27 | 26 |
| 23 | 27 | 26 |
| 24 | 27 | 26 |
| 25 | 27 | 26 |
| 26 | 27 | 26 |
| 27 | 27 | 26 |
| 28 | 27 | 26 |
| 29 | 27 | 26 |
| 30 | 27 | 26 |
| 31 | 28 | 26 |
How May really feels in Lai Chi Van
Once humidity and wind are folded in, May 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.
May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Lai Chi Van weather by month
How May compares with the rest of the year at a glance. May is the 5th-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 | 18° / 15° | 35 | 6 | 10.8 | 6.5 |
| Feb | 19° / 16° | 51 | 8.7 | 11.2 | 6.0 |
| Mar | 21° / 19° | 69 | 10.5 | 11.8 | 6.2 |
| Apr | 24° / 22° | 109 | 10.9 | 12.5 | 6.5 |
| May | 26° / 25° | 208 | 16.6 | 13 | 5.5 |
| Jun | 28° / 27° | 303 | 21.4 | 13.3 | 4.1 |
| Jul | 29° / 28° | 277 | 19.9 | 13.2 | 4.2 |
| Aug | 29° / 27° | 347 | 21.4 | 12.8 | 4.1 |
| Sep | 28° / 27° | 231 | 17.1 | 12.1 | 5.0 |
| Oct | 26° / 24° | 91 | 8.5 | 11.5 | 7.2 |
| Nov | 23° / 21° | 39 | 5.8 | 10.9 | 7.8 |
| Dec | 19° / 17° | 36 | 4.5 | 10.7 | 7.2 |
Cloud cover in May
The sky is clear or mostly clear about 22% of the time in May.
Beyond those clear spells, partly cloudy skies cover about 12% of May, with mostly cloudy or overcast conditions the remaining 67%. 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 (%) | 41 | 39 | 40 | 40 | 40 | 41 | 41 | 41 | 40 | 40 | 40 | 38 | 38 | 37 | 35 | 34 | 34 | 31 | 31 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 |
| Cloudier (%) | 59 | 61 | 60 | 60 | 60 | 59 | 59 | 59 | 60 | 60 | 60 | 62 | 62 | 63 | 65 | 66 | 66 | 69 | 69 | 72 | 73 | 74 | 74 | 74 | 74 | 74 | 74 | 74 | 74 | 74 | 75 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 41 | 59 |
| 2 | 39 | 61 |
| 3 | 40 | 60 |
| 4 | 40 | 60 |
| 5 | 40 | 60 |
| 6 | 41 | 59 |
| 7 | 41 | 59 |
| 8 | 41 | 59 |
| 9 | 40 | 60 |
| 10 | 40 | 60 |
| 11 | 40 | 60 |
| 12 | 38 | 62 |
| 13 | 38 | 62 |
| 14 | 37 | 63 |
| 15 | 35 | 65 |
| 16 | 34 | 66 |
| 17 | 34 | 66 |
| 18 | 31 | 69 |
| 19 | 31 | 69 |
| 20 | 28 | 72 |
| 21 | 27 | 73 |
| 22 | 26 | 74 |
| 23 | 26 | 74 |
| 24 | 26 | 74 |
| 25 | 26 | 74 |
| 26 | 26 | 74 |
| 27 | 26 | 74 |
| 28 | 26 | 74 |
| 29 | 26 | 74 |
| 30 | 26 | 74 |
| 31 | 25 | 75 |
Chance of precipitation in May
Lai Chi Van gets around 208 mm of rain over 16.6 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 53% and peaks near 60% 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 (%) | 44 | 45 | 45 | 45 | 45 | 46 | 46 | 47 | 47 | 48 | 48 | 49 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 59 | 60 | 60 | 60 | 60 | 60 | 59 | 59 | 60 | 60 |
| Rain chance (%) | |
|---|---|
| 1 | 44 |
| 2 | 45 |
| 3 | 45 |
| 4 | 45 |
| 5 | 45 |
| 6 | 46 |
| 7 | 46 |
| 8 | 47 |
| 9 | 47 |
| 10 | 48 |
| 11 | 48 |
| 12 | 49 |
| 13 | 51 |
| 14 | 52 |
| 15 | 53 |
| 16 | 54 |
| 17 | 55 |
| 18 | 56 |
| 19 | 57 |
| 20 | 58 |
| 21 | 59 |
| 22 | 59 |
| 23 | 60 |
| 24 | 60 |
| 25 | 60 |
| 26 | 60 |
| 27 | 60 |
| 28 | 59 |
| 29 | 59 |
| 30 | 60 |
| 31 | 60 |
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 53% of days. Sticky, muggy-or-worse air turns up on roughly 98% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Humid (%) | 5 | 4 | 4 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 |
| Muggy (%) | 17 | 17 | 16 | 16 | 15 | 15 | 14 | 14 | 13 | 12 | 12 | 11 | 11 | 10 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 4 | 4 |
| Oppressive (%) | 48 | 47 | 46 | 45 | 44 | 43 | 42 | 41 | 40 | 39 | 39 | 38 | 37 | 37 | 36 | 35 | 34 | 34 | 33 | 32 | 31 | 30 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 |
| Miserable (%) | 29 | 31 | 33 | 35 | 37 | 39 | 41 | 43 | 44 | 46 | 48 | 49 | 50 | 51 | 53 | 54 | 57 | 57 | 58 | 60 | 61 | 62 | 62 | 64 | 65 | 66 | 68 | 69 | 70 | 73 | 74 |
| Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|
| 1 | 5 | 17 | 48 | 29 |
| 2 | 4 | 17 | 47 | 31 |
| 3 | 4 | 16 | 46 | 33 |
| 4 | 3 | 16 | 45 | 35 |
| 5 | 3 | 15 | 44 | 37 |
| 6 | 3 | 15 | 43 | 39 |
| 7 | 3 | 14 | 42 | 41 |
| 8 | 2 | 14 | 41 | 43 |
| 9 | 2 | 13 | 40 | 44 |
| 10 | 2 | 12 | 39 | 46 |
| 11 | 2 | 12 | 39 | 48 |
| 12 | 2 | 11 | 38 | 49 |
| 13 | 2 | 11 | 37 | 50 |
| 14 | 2 | 10 | 37 | 51 |
| 15 | 2 | 9 | 36 | 53 |
| 16 | 2 | 9 | 35 | 54 |
| 17 | 1 | 8 | 34 | 57 |
| 18 | 1 | 8 | 34 | 57 |
| 19 | 1 | 8 | 33 | 58 |
| 20 | 1 | 7 | 32 | 60 |
| 21 | 1 | 7 | 31 | 61 |
| 22 | 1 | 7 | 30 | 62 |
| 23 | 1 | 7 | 30 | 62 |
| 24 | 1 | 6 | 29 | 64 |
| 25 | 1 | 6 | 28 | 65 |
| 26 | 1 | 6 | 27 | 66 |
| 27 | 1 | 5 | 26 | 68 |
| 28 | 1 | 5 | 25 | 69 |
| 29 | 1 | 5 | 24 | 70 |
| 30 | 0 | 4 | 23 | 73 |
| 31 | 0 | 4 | 22 | 74 |
Wind in May
Winds average 18 km/h in May, the calmest month.
Across May, daily wind ranges from about 18 km/h on the calmest days to 19 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) | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 |
| 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 | 19 | light breeze |
| 2 | 19 | light breeze |
| 3 | 19 | light breeze |
| 4 | 19 | light breeze |
| 5 | 19 | light breeze |
| 6 | 19 | light breeze |
| 7 | 19 | light breeze |
| 8 | 18 | light breeze |
| 9 | 18 | light breeze |
| 10 | 18 | light breeze |
| 11 | 18 | light breeze |
| 12 | 18 | light breeze |
| 13 | 18 | light breeze |
| 14 | 18 | light breeze |
| 15 | 18 | light breeze |
| 16 | 18 | light breeze |
| 17 | 18 | light breeze |
| 18 | 18 | light breeze |
| 19 | 18 | light breeze |
| 20 | 18 | light breeze |
| 21 | 18 | light breeze |
| 22 | 18 | light breeze |
| 23 | 18 | light breeze |
| 24 | 18 | light breeze |
| 25 | 18 | light breeze |
| 26 | 18 | light breeze |
| 27 | 18 | light breeze |
| 28 | 18 | light breeze |
| 29 | 18 | light breeze |
| 30 | 19 | light breeze |
| 31 | 19 | light breeze |
Sunrise & sunset in May
Daylight runs from about 12 h 48 min at the start of May to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 24 minutes over May. Sunrise moves from 5:59 AM to 5:46 AM, and sunset from 6:47 PM to 7:00 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) | 12.8 | 12.8 | 12.8 | 12.9 | 12.9 | 12.9 | 12.9 | 12.9 | 12.9 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 |
| Sunrise (AM) | 5:59 | 5:58 | 5:58 | 5:57 | 5:56 | 5:56 | 5:55 | 5:54 | 5:54 | 5:53 | 5:53 | 5:52 | 5:52 | 5:51 | 5:51 | 5:50 | 5:50 | 5:50 | 5:49 | 5:49 | 5:48 | 5:48 | 5:48 | 5:47 | 5:47 | 5:47 | 5:47 | 5:46 | 5:46 | 5:46 | 5:46 |
| Sunset (PM) | 6:47 | 6:48 | 6:48 | 6:48 | 6:49 | 6:49 | 6:50 | 6:50 | 6:51 | 6:51 | 6:51 | 6:52 | 6:52 | 6:53 | 6:53 | 6:54 | 6:54 | 6:55 | 6:55 | 6:56 | 6:56 | 6:56 | 6:57 | 6:57 | 6:58 | 6:58 | 6:59 | 6:59 | 7:00 | 7:00 | 7:00 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.8 | 5:59 | 6:47 |
| 2 | 12.8 | 5:58 | 6:48 |
| 3 | 12.8 | 5:58 | 6:48 |
| 4 | 12.9 | 5:57 | 6:48 |
| 5 | 12.9 | 5:56 | 6:49 |
| 6 | 12.9 | 5:56 | 6:49 |
| 7 | 12.9 | 5:55 | 6:50 |
| 8 | 12.9 | 5:54 | 6:50 |
| 9 | 12.9 | 5:54 | 6:51 |
| 10 | 13.0 | 5:53 | 6:51 |
| 11 | 13.0 | 5:53 | 6:51 |
| 12 | 13.0 | 5:52 | 6:52 |
| 13 | 13.0 | 5:52 | 6:52 |
| 14 | 13.0 | 5:51 | 6:53 |
| 15 | 13.0 | 5:51 | 6:53 |
| 16 | 13.1 | 5:50 | 6:54 |
| 17 | 13.1 | 5:50 | 6:54 |
| 18 | 13.1 | 5:50 | 6:55 |
| 19 | 13.1 | 5:49 | 6:55 |
| 20 | 13.1 | 5:49 | 6:56 |
| 21 | 13.1 | 5:48 | 6:56 |
| 22 | 13.1 | 5:48 | 6:56 |
| 23 | 13.2 | 5:48 | 6:57 |
| 24 | 13.2 | 5:47 | 6:57 |
| 25 | 13.2 | 5:47 | 6:58 |
| 26 | 13.2 | 5:47 | 6:58 |
| 27 | 13.2 | 5:47 | 6:59 |
| 28 | 13.2 | 5:46 | 6:59 |
| 29 | 13.2 | 5:46 | 7:00 |
| 30 | 13.2 | 5:46 | 7:00 |
| 31 | 13.2 | 5:46 | 7:00 |
Solar energy in May
Average shortwave solar energy reaching the ground each day in May, about 5.17 kWh/m².
For context, solar energy here swings from a low near 3.38 kWh/m² to a high of 5.63 kWh/m² in July across the year — May's 5.17 kWh/m² sits near the top of that range.
| 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) | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.2 | 5.2 | 5.2 | 5.2 | 5.1 |
| 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 | 5.2 | Bright |
| 2 | 5.2 | Bright |
| 3 | 5.2 | Bright |
| 4 | 5.2 | Bright |
| 5 | 5.2 | Bright |
| 6 | 5.2 | Bright |
| 7 | 5.2 | Bright |
| 8 | 5.2 | Bright |
| 9 | 5.2 | Bright |
| 10 | 5.2 | Bright |
| 11 | 5.2 | Bright |
| 12 | 5.2 | Bright |
| 13 | 5.2 | Bright |
| 14 | 5.2 | Bright |
| 15 | 5.2 | Bright |
| 16 | 5.2 | Bright |
| 17 | 5.2 | Bright |
| 18 | 5.2 | Bright |
| 19 | 5.2 | Bright |
| 20 | 5.1 | Bright |
| 21 | 5.1 | Bright |
| 22 | 5.1 | Bright |
| 23 | 5.1 | Bright |
| 24 | 5.1 | Bright |
| 25 | 5.1 | Bright |
| 26 | 5.1 | Bright |
| 27 | 5.2 | Bright |
| 28 | 5.2 | Bright |
| 29 | 5.2 | Bright |
| 30 | 5.2 | Bright |
| 31 | 5.1 | Bright |
Hazard calendar for Lai Chi Van
In May, Lai Chi Van sits inside its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.
Lai Chi Van sits in the Pacific typhoon belt; the season peaks July–October.
Lai Chi Van's monsoon runs May–September, when most of the year's rain falls.
Is May a good time to visit Lai Chi Van?
Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
May is a reasonable time to visit Lai Chi Van for sightseeing.
What to pack for Lai Chi Van in May
From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In May, Lai Chi Van sees daytime highs around 26°C and nights near 25°C. Pack rain gear. Worth having: light clothes and sun protection. About 17 days see rain.
Sea temperature near Lai Chi Van in May
The nearest coast averages about 26°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 29°C and coldest in January near 19°C.
It's comfortable for a long swim from Mar 12 to Dec 25 — about 9.5 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 19 | 19 | 20 | 23 | 26 | 28 | 29 | 29 | 28 | 27 | 24 | 21 |
| Comfort | Cool | Cool | Refreshing | Refreshing | Warm | Tropical | Tropical | Tropical | Tropical | Warm | Refreshing | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 19 | Cool |
| Feb | 19 | Cool |
| Mar | 20 | Refreshing |
| Apr | 23 | Refreshing |
| May | 26 | Warm |
| Jun | 28 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 28 | Tropical |
| Oct | 27 | Warm |
| Nov | 24 | Refreshing |
| Dec | 21 | Refreshing |
UV index in Lai Chi Van in May
Clear-sky midday UV in May 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 Lai Chi Van peaks around July 14 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 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 | 8 | 10 | 10 | 10 | 12 | 12 | 11 | 10 | 9 | 7 | 6 |
| Level | High | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Very high | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 6 | High |
| Feb | 8 | Very high |
| Mar | 10 | Very high |
| Apr | 10 | Very high |
| May | 10 | Very high |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 11 | Extreme |
| Sep | 10 | Very high |
| Oct | 9 | Very high |
| Nov | 7 | High |
| Dec | 6 | High |
Air quality in Lai Chi Van 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 Lai Chi Van is worst in January — around 81 µg/m³ PM2.5 (unhealthy), about 5.8× the cleanest month (June, 14 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) | 81 | 66 | 54 | 38 | 24 | 14 | 15 | 20 | 32 | 52 | 62 | 75 |
| Level | Unhealthy | Unhealthy | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Poor | Unhealthy | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 81 | Unhealthy |
| Feb | 66 | Unhealthy |
| Mar | 54 | Poor |
| Apr | 38 | Poor |
| May | 24 | Moderate |
| Jun | 14 | Moderate |
| Jul | 15 | Moderate |
| Aug | 20 | Moderate |
| Sep | 32 | Moderate |
| Oct | 52 | Poor |
| Nov | 62 | Unhealthy |
| Dec | 75 | Unhealthy |
Where is Lai Chi Van?
Lai Chi Van sits at 22.1°N, 113.6°E, 22 m above sea level, in Macao. The nearest listed city is Luhuan, 0.0 km away.
Topography around Lai Chi Van
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Lai Chi Van.
Within 3 km, the terrain around Lai Chi Van has significant variations in elevation — a maximum elevation change of 358 m around an average of 30 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 452 m; within 80 km, large variations in elevation — a maximum elevation change of 1,004 m.
The land around Lai Chi Van is covered by trees (32%), water (31%) and artificial surfaces (24%) within 3 km, water (71%) within 16 km, and water (61%) within 80 km.
Macao travel facts
- Travel advisory
- Level 3
- Reconsider Travel
- Power plugs
- Type D / G / M
- 230 V · 50 Hz
- Prices
- ≈ 55% of US
- price level, 2025
- GDP per capita
- $75,902
- 2025
- Safe drinking water
- 100%
- of population, 2024
- Homicide rate
- 0.6
- per 100k, 2023
- Income group
- High
- World Bank
- 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 Lai Chi Van (22.1197°, 113.5511°, elevation 22 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).