Tanah Merah weather in December
In December, Tanah Merah sees average daytime highs of 29°C and overnight lows near 23°C, with 409 mm of rain across 25.7 wet days and about 11.7 hours of daylight. It is the 12th-warmest and 1st-wettest month of the year here.
Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 2% of the time in December, and the air most often feels oppressive.
Daylight stretches from about 11 h 42 min at the start of December to 11 h 42 min by month's end. Set against the rest of the year, December is Tanah Merah's 11th-clearest and 4th-windiest month. For the whole year in context, see Tanah Merah's year-round climate.
- Daytime high
- 29°
- 12th warmest
- Overnight low
- 23°
- 4th coldest
- Rainfall
- 409 mm
- 25.7 wet days
- Daylight
- 11 h 42 min
- 7:18 AM – 6:58 PM
- Cloud cover
- 88%
- 11th clearest
- Wind
- 4 km/h
- 4th windiest
- Solar energy
- 3.72 kWh/m²
- Travel score
- 3.5
- out of 10
Tanah Merah is human settlement in Malaysia.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in December
Day-to-day highs hold fairly steady near 29°C through the month.
A typical December day in Tanah Merah reaches about 29°C in the afternoon and slips back to 23°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 31°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) | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| Avg low (°C) | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 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 | 29 | 23 |
| 2 | 29 | 23 |
| 3 | 29 | 23 |
| 4 | 29 | 23 |
| 5 | 29 | 23 |
| 6 | 29 | 23 |
| 7 | 29 | 23 |
| 8 | 29 | 23 |
| 9 | 29 | 23 |
| 10 | 29 | 23 |
| 11 | 29 | 23 |
| 12 | 29 | 23 |
| 13 | 29 | 23 |
| 14 | 29 | 23 |
| 15 | 28 | 23 |
| 16 | 28 | 23 |
| 17 | 28 | 23 |
| 18 | 28 | 23 |
| 19 | 28 | 23 |
| 20 | 28 | 23 |
| 21 | 28 | 23 |
| 22 | 28 | 23 |
| 23 | 28 | 23 |
| 24 | 28 | 23 |
| 25 | 28 | 23 |
| 26 | 28 | 23 |
| 27 | 28 | 23 |
| 28 | 28 | 23 |
| 29 | 28 | 23 |
| 30 | 28 | 23 |
| 31 | 28 | 23 |
How December really feels in Tanah Merah
Once humidity and wind are folded in, December averages 11 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.
Tanah Merah weather by month
How December compares with the rest of the year at a glance. December is the 12th-warmest and 1st-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 29° / 22° | 195 | 19.7 | 11.7 | 4.1 |
| Feb | 30° / 22° | 87 | 13.7 | 11.8 | 4.3 |
| Mar | 31° / 23° | 127 | 15.4 | 12 | 3.7 |
| Apr | 33° / 24° | 140 | 19.1 | 12.1 | 2.8 |
| May | 33° / 24° | 199 | 25 | 12.3 | 2.3 |
| Jun | 32° / 24° | 186 | 23.9 | 12.3 | 2.5 |
| Jul | 32° / 24° | 186 | 23.6 | 12.3 | 2.6 |
| Aug | 32° / 24° | 216 | 24.7 | 12.2 | 2.5 |
| Sep | 32° / 23° | 255 | 26.6 | 12 | 2.4 |
| Oct | 31° / 23° | 327 | 28.5 | 11.9 | 2.5 |
| Nov | 29° / 23° | 387 | 27.6 | 11.7 | 2.9 |
| Dec | 29° / 23° | 409 | 25.7 | 11.7 | 3.5 |
Cloud cover in December
The sky is clear or mostly clear about 2% of the time in December.
Beyond those clear spells, partly cloudy skies cover about 7% of December, with mostly cloudy or overcast conditions the remaining 91%.
| 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 (%) | 8 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 9 | 10 | 11 | 11 | 12 | 14 |
| Cloudier (%) | 92 | 91 | 90 | 90 | 90 | 90 | 90 | 90 | 91 | 91 | 91 | 91 | 91 | 92 | 92 | 92 | 92 | 93 | 93 | 93 | 93 | 92 | 92 | 92 | 92 | 91 | 90 | 89 | 89 | 88 | 86 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 8 | 92 |
| 2 | 9 | 91 |
| 3 | 10 | 90 |
| 4 | 10 | 90 |
| 5 | 10 | 90 |
| 6 | 10 | 90 |
| 7 | 10 | 90 |
| 8 | 10 | 90 |
| 9 | 9 | 91 |
| 10 | 9 | 91 |
| 11 | 9 | 91 |
| 12 | 9 | 91 |
| 13 | 9 | 91 |
| 14 | 8 | 92 |
| 15 | 8 | 92 |
| 16 | 8 | 92 |
| 17 | 8 | 92 |
| 18 | 7 | 93 |
| 19 | 7 | 93 |
| 20 | 7 | 93 |
| 21 | 7 | 93 |
| 22 | 8 | 92 |
| 23 | 8 | 92 |
| 24 | 8 | 92 |
| 25 | 8 | 92 |
| 26 | 9 | 91 |
| 27 | 10 | 90 |
| 28 | 11 | 89 |
| 29 | 11 | 89 |
| 30 | 12 | 88 |
| 31 | 14 | 86 |
Chance of precipitation in December
Tanah Merah gets around 409 mm of rain over 25.7 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 83% and peaks near 85% 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 85 | 85 | 84 | 84 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 84 | 84 | 84 | 84 | 85 | 85 | 85 | 85 | 84 | 84 | 84 | 83 | 82 | 81 | 80 | 80 | 79 | 78 | 77 |
| Rain chance (%) | |
|---|---|
| 1 | 85 |
| 2 | 85 |
| 3 | 84 |
| 4 | 84 |
| 5 | 83 |
| 6 | 83 |
| 7 | 83 |
| 8 | 83 |
| 9 | 83 |
| 10 | 83 |
| 11 | 83 |
| 12 | 83 |
| 13 | 84 |
| 14 | 84 |
| 15 | 84 |
| 16 | 84 |
| 17 | 85 |
| 18 | 85 |
| 19 | 85 |
| 20 | 85 |
| 21 | 84 |
| 22 | 84 |
| 23 | 84 |
| 24 | 83 |
| 25 | 82 |
| 26 | 81 |
| 27 | 80 |
| 28 | 80 |
| 29 | 79 |
| 30 | 78 |
| 31 | 77 |
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 88% 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 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6 |
| Oppressive (%) | 82 | 83 | 83 | 84 | 84 | 85 | 86 | 86 | 87 | 87 | 88 | 88 | 89 | 89 | 90 | 89 | 90 | 90 | 90 | 91 | 91 | 90 | 91 | 91 | 91 | 90 | 91 | 90 | 89 | 88 | 88 |
| Miserable (%) | 17 | 16 | 16 | 15 | 15 | 14 | 13 | 13 | 12 | 12 | 11 | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 5 | 5 | 6 | 6 | 6 |
| Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|
| 1 | 1 | 82 | 17 |
| 2 | 1 | 83 | 16 |
| 3 | 1 | 83 | 16 |
| 4 | 1 | 84 | 15 |
| 5 | 1 | 84 | 15 |
| 6 | 1 | 85 | 14 |
| 7 | 1 | 86 | 13 |
| 8 | 1 | 86 | 13 |
| 9 | 1 | 87 | 12 |
| 10 | 1 | 87 | 12 |
| 11 | 1 | 88 | 11 |
| 12 | 1 | 88 | 11 |
| 13 | 1 | 89 | 10 |
| 14 | 1 | 89 | 10 |
| 15 | 1 | 90 | 9 |
| 16 | 2 | 89 | 9 |
| 17 | 2 | 90 | 8 |
| 18 | 2 | 90 | 8 |
| 19 | 2 | 90 | 8 |
| 20 | 2 | 91 | 7 |
| 21 | 2 | 91 | 7 |
| 22 | 3 | 90 | 7 |
| 23 | 3 | 91 | 6 |
| 24 | 3 | 91 | 6 |
| 25 | 3 | 91 | 6 |
| 26 | 4 | 90 | 6 |
| 27 | 4 | 91 | 5 |
| 28 | 5 | 90 | 5 |
| 29 | 5 | 89 | 6 |
| 30 | 6 | 88 | 6 |
| 31 | 6 | 88 | 6 |
Wind in December
Winds average 4 km/h in December.
Across December, daily wind ranges from about 4 km/h on the calmest days to 5 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) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| 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 | 4 | calm |
| 2 | 4 | calm |
| 3 | 4 | calm |
| 4 | 4 | calm |
| 5 | 4 | calm |
| 6 | 4 | calm |
| 7 | 4 | calm |
| 8 | 4 | calm |
| 9 | 4 | calm |
| 10 | 4 | calm |
| 11 | 4 | calm |
| 12 | 4 | calm |
| 13 | 4 | calm |
| 14 | 4 | calm |
| 15 | 4 | calm |
| 16 | 4 | calm |
| 17 | 4 | calm |
| 18 | 4 | calm |
| 19 | 5 | calm |
| 20 | 5 | calm |
| 21 | 5 | calm |
| 22 | 5 | calm |
| 23 | 5 | calm |
| 24 | 5 | calm |
| 25 | 5 | calm |
| 26 | 5 | calm |
| 27 | 5 | calm |
| 28 | 5 | calm |
| 29 | 5 | calm |
| 30 | 5 | calm |
| 31 | 5 | calm |
Sunrise & sunset in December
Daylight runs from about 11 h 42 min at the start of December to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 0 minutes over December. Sunrise moves from 7:11 AM to 7:25 AM, and sunset from 6:52 PM to 7:05 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) | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 |
| Sunrise (AM) | 7:11 | 7:11 | 7:11 | 7:12 | 7:12 | 7:13 | 7:13 | 7:14 | 7:14 | 7:15 | 7:15 | 7:16 | 7:16 | 7:17 | 7:17 | 7:18 | 7:18 | 7:19 | 7:19 | 7:20 | 7:20 | 7:20 | 7:21 | 7:21 | 7:22 | 7:22 | 7:23 | 7:23 | 7:24 | 7:24 | 7:25 |
| Sunset (PM) | 6:52 | 6:52 | 6:52 | 6:53 | 6:53 | 6:53 | 6:54 | 6:54 | 6:55 | 6:55 | 6:55 | 6:56 | 6:56 | 6:57 | 6:57 | 6:58 | 6:58 | 6:58 | 6:59 | 6:59 | 7:00 | 7:00 | 7:01 | 7:01 | 7:02 | 7:02 | 7:03 | 7:03 | 7:04 | 7:04 | 7:05 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.7 | 7:11 | 6:52 |
| 2 | 11.7 | 7:11 | 6:52 |
| 3 | 11.7 | 7:11 | 6:52 |
| 4 | 11.7 | 7:12 | 6:53 |
| 5 | 11.7 | 7:12 | 6:53 |
| 6 | 11.7 | 7:13 | 6:53 |
| 7 | 11.7 | 7:13 | 6:54 |
| 8 | 11.7 | 7:14 | 6:54 |
| 9 | 11.7 | 7:14 | 6:55 |
| 10 | 11.7 | 7:15 | 6:55 |
| 11 | 11.7 | 7:15 | 6:55 |
| 12 | 11.7 | 7:16 | 6:56 |
| 13 | 11.7 | 7:16 | 6:56 |
| 14 | 11.7 | 7:17 | 6:57 |
| 15 | 11.7 | 7:17 | 6:57 |
| 16 | 11.7 | 7:18 | 6:58 |
| 17 | 11.7 | 7:18 | 6:58 |
| 18 | 11.7 | 7:19 | 6:58 |
| 19 | 11.7 | 7:19 | 6:59 |
| 20 | 11.7 | 7:20 | 6:59 |
| 21 | 11.7 | 7:20 | 7:00 |
| 22 | 11.7 | 7:20 | 7:00 |
| 23 | 11.7 | 7:21 | 7:01 |
| 24 | 11.7 | 7:21 | 7:01 |
| 25 | 11.7 | 7:22 | 7:02 |
| 26 | 11.7 | 7:22 | 7:02 |
| 27 | 11.7 | 7:23 | 7:03 |
| 28 | 11.7 | 7:23 | 7:03 |
| 29 | 11.7 | 7:24 | 7:04 |
| 30 | 11.7 | 7:24 | 7:04 |
| 31 | 11.7 | 7:25 | 7:05 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 3.72 kWh/m² — the year's lowest.
For context, solar energy here swings from a low near 3.72 kWh/m² to a high of 6.16 kWh/m² in April across the year — December's 3.72 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) | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.9 | 3.9 | 3.9 |
| 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 | Moderate |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.8 | Moderate |
| 2 | 3.8 | Moderate |
| 3 | 3.8 | Moderate |
| 4 | 3.8 | Moderate |
| 5 | 3.8 | Moderate |
| 6 | 3.8 | Moderate |
| 7 | 3.8 | Moderate |
| 8 | 3.7 | Moderate |
| 9 | 3.7 | Moderate |
| 10 | 3.7 | Moderate |
| 11 | 3.7 | Moderate |
| 12 | 3.7 | Moderate |
| 13 | 3.7 | Moderate |
| 14 | 3.7 | Moderate |
| 15 | 3.7 | Moderate |
| 16 | 3.7 | Moderate |
| 17 | 3.7 | Moderate |
| 18 | 3.7 | Moderate |
| 19 | 3.7 | Moderate |
| 20 | 3.7 | Moderate |
| 21 | 3.7 | Moderate |
| 22 | 3.7 | Moderate |
| 23 | 3.7 | Moderate |
| 24 | 3.8 | Moderate |
| 25 | 3.8 | Moderate |
| 26 | 3.8 | Moderate |
| 27 | 3.8 | Moderate |
| 28 | 3.8 | Moderate |
| 29 | 3.9 | Moderate |
| 30 | 3.9 | Moderate |
| 31 | 3.9 | Moderate |
Hazard calendar for Tanah Merah
In December, Tanah Merah sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.
Tanah Merah sits in the Pacific typhoon belt; the season peaks July–October.
Tanah Merah's rainy season runs May–January, when most of the year's rain falls.
Is December a good time to visit Tanah Merah?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is a weaker month for outdoor sightseeing in Tanah Merah.
What to pack for Tanah Merah in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Tanah Merah sees daytime highs around 29°C and nights near 23°C. Pack light clothes and rain gear. About 26 days see rain.
Sea temperature near Tanah Merah in December
The nearest coast averages about 28°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 44 km away) is warmest in May at about 30°C and coldest in January near 28°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) | 28 | 28 | 29 | 30 | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 28 |
| Comfort | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Warm |
| Feb | 28 | Warm |
| Mar | 29 | Tropical |
| Apr | 30 | Tropical |
| May | 30 | Tropical |
| Jun | 30 | Tropical |
| Jul | 30 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 29 | Tropical |
| Nov | 29 | Tropical |
| Dec | 28 | Tropical |
UV index in Tanah Merah in December
Clear-sky midday UV in December 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 Tanah Merah peaks around February 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 22 at about 11 (extreme).
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) | 12 | 14 | 14 | 13 | 13 | 11 | 11 | 13 | 14 | 12 | 11 | 11 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 12 | Extreme |
| Feb | 14 | Extreme |
| Mar | 14 | Extreme |
| Apr | 13 | Extreme |
| May | 13 | Extreme |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 13 | Extreme |
| Sep | 14 | Extreme |
| Oct | 12 | Extreme |
| Nov | 11 | Extreme |
| Dec | 11 | Extreme |
Air quality in Tanah Merah 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 Tanah Merah is worst in October — around 31 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 24 | 23 | 25 | 28 | 28 | 28 | 30 | 28 | 30 | 31 | 26 | 24 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 24 | Moderate |
| Feb | 23 | Moderate |
| Mar | 25 | Moderate |
| Apr | 28 | Moderate |
| May | 28 | Moderate |
| Jun | 28 | Moderate |
| Jul | 30 | Moderate |
| Aug | 28 | Moderate |
| Sep | 30 | Moderate |
| Oct | 31 | Moderate |
| Nov | 26 | Moderate |
| Dec | 24 | Moderate |
Where is Tanah Merah?
Tanah Merah sits at 5.8°N, 102.2°E, 19 m above sea level, in Malaysia. The nearest listed city is Kampong Pangkal Kalong, 15 km away.
Topography around Tanah Merah
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tanah Merah.
Within 3 km, the terrain around Tanah Merah has only modest variations in elevation — a maximum elevation change of 90 m around an average of 24 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 708 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,859 m.
The land around Tanah Merah is covered by trees (65%) within 3 km, trees (85%) within 16 km, and trees (71%) and water (23%) within 80 km.
Malaysia travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / G / M
- 230 V · 50 Hz
- Prices
- ≈ 32% of US
- price level, 2025
- GDP per capita
- $13,125
- 2025
- Happiness
- 6.0 / 10
- World Happiness, 2025
- Safe drinking water
- 95%
- of population, 2024
- Homicide rate
- 0.7
- per 100k, 2023
- Road deaths
- 22.5
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- High
- EF EPI 581
- 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 Tanah Merah (5.8°, 102.15°, elevation 19 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).