Klaten weather in December
In December, Klaten sees average daytime highs of 29°C and overnight lows near 23°C, with 391 mm of rain across 28.5 wet days and about 12.4 hours of daylight. It is the 11th-warmest and 3rd-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 1% of the time in December, and the air most often feels oppressive.
Daylight stretches from about 12 h 24 min at the start of December to 12 h 24 min by month's end. Set against the rest of the year, December is Klaten's 12th-clearest and 5th-windiest month. For the whole year in context, see Klaten's year-round climate.
- Daytime high
- 29°
- 11th warmest
- Overnight low
- 23°
- 11th coldest
- Rainfall
- 391 mm
- 28.5 wet days
- Daylight
- 12 h 24 min
- 5:20 AM – 5:47 PM
- Cloud cover
- 92%
- 12th clearest
- Wind
- 6 km/h
- 5th windiest
- Solar energy
- 4.63 kWh/m²
- Travel score
- 2.9
- out of 10
Klaten is former administrative city and capital of Klaten Regency, Central Java, Indonesia.
- Founded
- 1986
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 Klaten reaches about 29°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 27°C and 31°C. Set against its neighbours, December runs on par with 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) | 30 | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
| Avg low (°C) | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 30 | 23 |
| 2 | 30 | 23 |
| 3 | 30 | 23 |
| 4 | 30 | 23 |
| 5 | 30 | 23 |
| 6 | 30 | 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 | 29 | 23 |
| 16 | 29 | 23 |
| 17 | 29 | 23 |
| 18 | 29 | 23 |
| 19 | 29 | 23 |
| 20 | 29 | 23 |
| 21 | 29 | 22 |
| 22 | 29 | 22 |
| 23 | 29 | 22 |
| 24 | 29 | 22 |
| 25 | 29 | 22 |
| 26 | 29 | 22 |
| 27 | 29 | 22 |
| 28 | 29 | 22 |
| 29 | 29 | 22 |
| 30 | 29 | 22 |
| 31 | 29 | 22 |
How December really feels in Klaten
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.
Klaten weather by month
How December compares with the rest of the year at a glance. December is the 11th-warmest and 3rd-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 29° / 22° | 429 | 29.3 | 12.4 | 2.8 |
| Feb | 30° / 22° | 424 | 27.4 | 12.3 | 2.6 |
| Mar | 30° / 22° | 372 | 29 | 12.1 | 2.7 |
| Apr | 30° / 23° | 260 | 25.5 | 11.8 | 3.0 |
| May | 30° / 22° | 122 | 16.8 | 11.7 | 4.0 |
| Jun | 30° / 21° | 70 | 10.7 | 11.6 | 4.8 |
| Jul | 30° / 21° | 36 | 6.1 | 11.6 | 5.7 |
| Aug | 30° / 20° | 21 | 3.9 | 11.7 | 6.0 |
| Sep | 30° / 21° | 41 | 6.4 | 12 | 5.2 |
| Oct | 30° / 22° | 135 | 16.1 | 12.2 | 4.0 |
| Nov | 30° / 23° | 297 | 25.8 | 12.4 | 3.0 |
| Dec | 29° / 23° | 391 | 28.5 | 12.4 | 2.9 |
Cloud cover in December
The sky is clear or mostly clear about 1% of the time in December, the cloudiest month of the year.
Beyond those clear spells, partly cloudy skies cover about 3% of December, with mostly cloudy or overcast conditions the remaining 96%.
| 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 (%) | 6 | 6 | 6 | 5 | 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 | 5 | 5 |
| Cloudier (%) | 94 | 94 | 94 | 95 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 95 | 95 | 95 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 6 | 94 |
| 2 | 6 | 94 |
| 3 | 6 | 94 |
| 4 | 5 | 95 |
| 5 | 4 | 96 |
| 6 | 4 | 96 |
| 7 | 4 | 96 |
| 8 | 4 | 96 |
| 9 | 4 | 96 |
| 10 | 4 | 96 |
| 11 | 4 | 96 |
| 12 | 4 | 96 |
| 13 | 4 | 96 |
| 14 | 4 | 96 |
| 15 | 4 | 96 |
| 16 | 4 | 96 |
| 17 | 4 | 96 |
| 18 | 4 | 96 |
| 19 | 4 | 96 |
| 20 | 4 | 96 |
| 21 | 4 | 96 |
| 22 | 4 | 96 |
| 23 | 4 | 96 |
| 24 | 4 | 96 |
| 25 | 4 | 96 |
| 26 | 4 | 96 |
| 27 | 4 | 96 |
| 28 | 4 | 96 |
| 29 | 5 | 95 |
| 30 | 5 | 95 |
| 31 | 5 | 95 |
Chance of precipitation in December
Klaten gets around 391 mm of rain over 28.5 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 92% and peaks near 93% 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 (%) | 92 | 92 | 92 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 92 | 92 | 92 | 92 | 91 | 91 | 91 | 91 | 91 | 92 | 92 | 92 | 92 | 92 | 92 |
| Rain chance (%) | |
|---|---|
| 1 | 92 |
| 2 | 92 |
| 3 | 92 |
| 4 | 93 |
| 5 | 93 |
| 6 | 93 |
| 7 | 93 |
| 8 | 93 |
| 9 | 93 |
| 10 | 93 |
| 11 | 93 |
| 12 | 93 |
| 13 | 93 |
| 14 | 93 |
| 15 | 93 |
| 16 | 93 |
| 17 | 92 |
| 18 | 92 |
| 19 | 92 |
| 20 | 92 |
| 21 | 91 |
| 22 | 91 |
| 23 | 91 |
| 24 | 91 |
| 25 | 91 |
| 26 | 92 |
| 27 | 92 |
| 28 | 92 |
| 29 | 92 |
| 30 | 92 |
| 31 | 92 |
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 97% 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 (%) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 2 | 2 | 2 | 2 |
| Oppressive (%) | 95 | 95 | 95 | 96 | 96 | 96 | 96 | 96 | 96 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 96 | 95 | 95 | 96 | 96 | 96 | 96 |
| Miserable (%) | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|
| 1 | 2 | 95 | 3 |
| 2 | 2 | 95 | 3 |
| 3 | 2 | 95 | 3 |
| 4 | 2 | 96 | 2 |
| 5 | 2 | 96 | 2 |
| 6 | 2 | 96 | 2 |
| 7 | 2 | 96 | 2 |
| 8 | 2 | 96 | 2 |
| 9 | 2 | 96 | 2 |
| 10 | 2 | 97 | 1 |
| 11 | 2 | 97 | 1 |
| 12 | 2 | 97 | 1 |
| 13 | 2 | 97 | 1 |
| 14 | 2 | 97 | 1 |
| 15 | 2 | 97 | 1 |
| 16 | 2 | 97 | 1 |
| 17 | 2 | 97 | 1 |
| 18 | 2 | 97 | 1 |
| 19 | 2 | 97 | 1 |
| 20 | 2 | 97 | 1 |
| 21 | 2 | 97 | 1 |
| 22 | 2 | 97 | 1 |
| 23 | 2 | 97 | 1 |
| 24 | 2 | 97 | 1 |
| 25 | 2 | 96 | 2 |
| 26 | 3 | 95 | 2 |
| 27 | 3 | 95 | 2 |
| 28 | 2 | 96 | 2 |
| 29 | 2 | 96 | 2 |
| 30 | 2 | 96 | 2 |
| 31 | 2 | 96 | 2 |
Wind in December
Winds average 6 km/h in December.
Across December, daily wind ranges from about 6 km/h on the calmest days to 6 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) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| 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 | 6 | calm |
| 2 | 6 | calm |
| 3 | 6 | calm |
| 4 | 6 | calm |
| 5 | 6 | calm |
| 6 | 6 | calm |
| 7 | 6 | calm |
| 8 | 6 | calm |
| 9 | 6 | calm |
| 10 | 6 | calm |
| 11 | 6 | calm |
| 12 | 6 | calm |
| 13 | 6 | calm |
| 14 | 6 | calm |
| 15 | 6 | calm |
| 16 | 6 | calm |
| 17 | 6 | calm |
| 18 | 6 | calm |
| 19 | 6 | calm |
| 20 | 6 | calm |
| 21 | 6 | calm |
| 22 | 6 | calm |
| 23 | 6 | calm |
| 24 | 6 | calm |
| 25 | 6 | calm |
| 26 | 6 | calm |
| 27 | 6 | calm |
| 28 | 6 | calm |
| 29 | 6 | calm |
| 30 | 6 | calm |
| 31 | 6 | calm |
Sunrise & sunset in December
Daylight runs from about 12 h 24 min at the start of December to 12 h 24 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 5:15 AM to 5:27 AM, and sunset from 5:40 PM to 5:54 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) | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 |
| Sunrise (AM) | 5:15 | 5:15 | 5:15 | 5:16 | 5:16 | 5:16 | 5:17 | 5:17 | 5:18 | 5:18 | 5:18 | 5:19 | 5:19 | 5:20 | 5:20 | 5:20 | 5:21 | 5:21 | 5:22 | 5:22 | 5:23 | 5:23 | 5:24 | 5:24 | 5:25 | 5:25 | 5:25 | 5:26 | 5:26 | 5:27 | 5:27 |
| Sunset (PM) | 5:40 | 5:40 | 5:41 | 5:41 | 5:42 | 5:42 | 5:43 | 5:43 | 5:44 | 5:44 | 5:45 | 5:45 | 5:46 | 5:46 | 5:47 | 5:47 | 5:48 | 5:48 | 5:49 | 5:49 | 5:50 | 5:50 | 5:50 | 5:51 | 5:51 | 5:52 | 5:52 | 5:53 | 5:53 | 5:54 | 5:54 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.4 | 5:15 | 5:40 |
| 2 | 12.4 | 5:15 | 5:40 |
| 3 | 12.4 | 5:15 | 5:41 |
| 4 | 12.4 | 5:16 | 5:41 |
| 5 | 12.4 | 5:16 | 5:42 |
| 6 | 12.4 | 5:16 | 5:42 |
| 7 | 12.4 | 5:17 | 5:43 |
| 8 | 12.4 | 5:17 | 5:43 |
| 9 | 12.4 | 5:18 | 5:44 |
| 10 | 12.4 | 5:18 | 5:44 |
| 11 | 12.4 | 5:18 | 5:45 |
| 12 | 12.4 | 5:19 | 5:45 |
| 13 | 12.4 | 5:19 | 5:46 |
| 14 | 12.4 | 5:20 | 5:46 |
| 15 | 12.4 | 5:20 | 5:47 |
| 16 | 12.4 | 5:20 | 5:47 |
| 17 | 12.4 | 5:21 | 5:48 |
| 18 | 12.4 | 5:21 | 5:48 |
| 19 | 12.4 | 5:22 | 5:49 |
| 20 | 12.4 | 5:22 | 5:49 |
| 21 | 12.4 | 5:23 | 5:50 |
| 22 | 12.4 | 5:23 | 5:50 |
| 23 | 12.4 | 5:24 | 5:50 |
| 24 | 12.4 | 5:24 | 5:51 |
| 25 | 12.4 | 5:25 | 5:51 |
| 26 | 12.4 | 5:25 | 5:52 |
| 27 | 12.4 | 5:25 | 5:52 |
| 28 | 12.4 | 5:26 | 5:53 |
| 29 | 12.4 | 5:26 | 5:53 |
| 30 | 12.4 | 5:27 | 5:54 |
| 31 | 12.4 | 5:27 | 5:54 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 4.63 kWh/m² — the year's lowest.
For context, solar energy here swings from a low near 4.63 kWh/m² to a high of 5.88 kWh/m² in September across the year — December's 4.63 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) | 4.7 | 4.7 | 4.7 | 4.7 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 |
| 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 | 4.7 | Bright |
| 2 | 4.7 | Bright |
| 3 | 4.7 | Bright |
| 4 | 4.7 | Bright |
| 5 | 4.6 | Bright |
| 6 | 4.6 | Bright |
| 7 | 4.6 | Bright |
| 8 | 4.6 | Bright |
| 9 | 4.6 | Bright |
| 10 | 4.6 | Bright |
| 11 | 4.6 | Bright |
| 12 | 4.6 | Bright |
| 13 | 4.6 | Bright |
| 14 | 4.6 | Bright |
| 15 | 4.6 | Bright |
| 16 | 4.6 | Bright |
| 17 | 4.6 | Bright |
| 18 | 4.7 | Bright |
| 19 | 4.7 | Bright |
| 20 | 4.7 | Bright |
| 21 | 4.7 | Bright |
| 22 | 4.7 | Bright |
| 23 | 4.7 | Bright |
| 24 | 4.7 | Bright |
| 25 | 4.7 | Bright |
| 26 | 4.7 | Bright |
| 27 | 4.7 | Bright |
| 28 | 4.7 | Bright |
| 29 | 4.7 | Bright |
| 30 | 4.7 | Bright |
| 31 | 4.7 | Bright |
Hazard calendar for Klaten
In December, Klaten sits inside its cyclone and monsoon season. The full year is below, with each hazard's peak months called out.
Klaten sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Klaten's monsoon runs November–April, when most of the year's rain falls.
Is December a good time to visit Klaten?
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 Klaten.
What to pack for Klaten in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Klaten sees daytime highs around 29°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 29 days see rain.
Sea temperature near Klaten in December
The nearest coast averages about 29°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 47 km away) is warmest in March at about 29°C and coldest in August near 25°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) | 29 | 29 | 29 | 29 | 28 | 27 | 26 | 25 | 25 | 26 | 28 | 29 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm | Warm | Warm | Warm | Warm | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 29 | Tropical |
| Feb | 29 | Tropical |
| Mar | 29 | Tropical |
| Apr | 29 | Tropical |
| May | 28 | Tropical |
| Jun | 27 | Warm |
| Jul | 26 | Warm |
| Aug | 25 | Warm |
| Sep | 25 | Warm |
| Oct | 26 | Warm |
| Nov | 28 | Warm |
| Dec | 29 | Tropical |
UV index in Klaten 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 Klaten peaks around March 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 14 at about 7 (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) | 14 | 13 | 14 | 12 | 8 | 7 | 9 | 11 | 13 | 13 | 9 | 11 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Extreme | Extreme | Extreme | Very high | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 13 | Extreme |
| Mar | 14 | Extreme |
| Apr | 12 | Extreme |
| May | 8 | Very high |
| Jun | 7 | Very high |
| Jul | 9 | Very high |
| Aug | 11 | Extreme |
| Sep | 13 | Extreme |
| Oct | 13 | Extreme |
| Nov | 9 | Very high |
| Dec | 11 | Extreme |
Air quality in Klaten 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 Klaten is worst in April — around 58 µg/m³ PM2.5 (unhealthy), about 1.7× the cleanest month (September, 34 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) | 48 | 46 | 54 | 58 | 57 | 51 | 42 | 35 | 34 | 37 | 42 | 42 |
| Level | Poor | Poor | Poor | Unhealthy | Unhealthy | Poor | Poor | Moderate | Moderate | Poor | Poor | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 48 | Poor |
| Feb | 46 | Poor |
| Mar | 54 | Poor |
| Apr | 58 | Unhealthy |
| May | 57 | Unhealthy |
| Jun | 51 | Poor |
| Jul | 42 | Poor |
| Aug | 35 | Moderate |
| Sep | 34 | Moderate |
| Oct | 37 | Poor |
| Nov | 42 | Poor |
| Dec | 42 | Poor |
Where is Klaten?
Klaten sits at 7.7°S, 110.6°E, 159 m above sea level, in Indonesia. The nearest listed city is Kebonarun, 5.0 km away.
Topography around Klaten
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Klaten.
Within 3 km, the terrain around Klaten has only modest variations in elevation — a maximum elevation change of 79 m around an average of 161 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 712 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,290 m.
The land around Klaten is covered by artificial surfaces (46%), cropland (30%) and trees (21%) within 3 km, trees (50%) and cropland (31%) within 16 km, and trees (59%) within 80 km.
Indonesia travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 29% of US
- price level, 2025
- GDP per capita
- $5,060
- 2025
- Happiness
- 5.6 / 10
- World Happiness, 2025
- Safe drinking water
- 30%
- of population, 2024
- Homicide rate
- 0.3
- per 100k, 2022
- Road deaths
- 11.3
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 471
- 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 Klaten (-7.7058°, 110.6064°, elevation 159 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).