Kolonnawa weather in April
In April, Kolonnawa sees average daytime highs of 32°C and overnight lows near 25°C, with 192 mm of rain across 25.4 wet days and about 12.1 hours of daylight. It is the 3rd-warmest and 8th-wettest month of the year here.
Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 12% of the time in April, and the air most often feels miserable.
Daylight stretches from about 12 h 06 min at the start of April to 12 h 12 min by month's end. Set against the rest of the year, April is Kolonnawa's 5th-clearest and 10th-windiest month. For the whole year in context, see Kolonnawa's year-round climate.
- Daytime high
- 32°
- 3rd warmest
- Overnight low
- 25°
- 10th coldest
- Rainfall
- 192 mm
- 25.4 wet days
- Daylight
- 12 h 12 min
- 6:06 AM – 6:15 PM
- Cloud cover
- 70%
- 5th clearest
- Wind
- 7 km/h
- 10th windiest
- Solar energy
- 5.57 kWh/m²
- Travel score
- 2.5
- out of 10
Kolonnawa is human settlement.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in April
Day-to-day highs hold fairly steady near 32°C through the month.
A typical April day in Kolonnawa reaches about 32°C in the afternoon and slips back to 25°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°C. Set against its neighbours, April runs about 1°C cooler than March and about 1°C warmer than May.
| 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) | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 31 | 31 |
| Avg low (°C) | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 33 | 25 |
| 2 | 33 | 25 |
| 3 | 33 | 25 |
| 4 | 33 | 25 |
| 5 | 33 | 25 |
| 6 | 33 | 25 |
| 7 | 32 | 25 |
| 8 | 32 | 25 |
| 9 | 32 | 25 |
| 10 | 32 | 25 |
| 11 | 32 | 25 |
| 12 | 32 | 25 |
| 13 | 32 | 25 |
| 14 | 32 | 25 |
| 15 | 32 | 25 |
| 16 | 32 | 25 |
| 17 | 32 | 25 |
| 18 | 32 | 25 |
| 19 | 32 | 25 |
| 20 | 32 | 25 |
| 21 | 32 | 25 |
| 22 | 32 | 25 |
| 23 | 32 | 25 |
| 24 | 32 | 25 |
| 25 | 32 | 25 |
| 26 | 32 | 25 |
| 27 | 32 | 25 |
| 28 | 32 | 25 |
| 29 | 31 | 25 |
| 30 | 31 | 25 |
How April really feels in Kolonnawa
Once humidity and wind are folded in, April averages 30 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 April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Kolonnawa weather by month
How April compares with the rest of the year at a glance. April is the 3rd-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 | 31° / 23° | 66 | 8.4 | 11.6 | 4.4 |
| Feb | 33° / 24° | 65 | 8.6 | 11.8 | 3.8 |
| Mar | 33° / 25° | 94 | 14.8 | 12 | 3.1 |
| Apr | 32° / 25° | 192 | 25.4 | 12.1 | 2.5 |
| May | 31° / 26° | 264 | 29.4 | 12.3 | 2.5 |
| Jun | 30° / 25° | 279 | 28.7 | 12.4 | 2.7 |
| Jul | 29° / 25° | 245 | 29.2 | 12.4 | 2.9 |
| Aug | 29° / 25° | 219 | 29.1 | 12.2 | 2.9 |
| Sep | 29° / 25° | 247 | 27.8 | 12 | 2.9 |
| Oct | 30° / 24° | 359 | 28.2 | 11.8 | 2.9 |
| Nov | 30° / 24° | 337 | 23.9 | 11.7 | 3.2 |
| Dec | 30° / 23° | 178 | 16.1 | 11.6 | 4.1 |
Cloud cover in April
The sky is clear or mostly clear about 12% of the time in April.
Beyond those clear spells, partly cloudy skies cover about 23% of April, with mostly cloudy or overcast conditions the remaining 64%. 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 (%) | 48 | 48 | 46 | 46 | 45 | 44 | 44 | 43 | 42 | 42 | 40 | 40 | 40 | 39 | 38 | 36 | 35 | 33 | 32 | 32 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 24 | 23 | 22 |
| Cloudier (%) | 52 | 52 | 54 | 54 | 55 | 56 | 56 | 57 | 58 | 58 | 60 | 60 | 60 | 61 | 62 | 64 | 65 | 67 | 68 | 68 | 70 | 71 | 72 | 73 | 74 | 75 | 76 | 76 | 77 | 78 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 48 | 52 |
| 2 | 48 | 52 |
| 3 | 46 | 54 |
| 4 | 46 | 54 |
| 5 | 45 | 55 |
| 6 | 44 | 56 |
| 7 | 44 | 56 |
| 8 | 43 | 57 |
| 9 | 42 | 58 |
| 10 | 42 | 58 |
| 11 | 40 | 60 |
| 12 | 40 | 60 |
| 13 | 40 | 60 |
| 14 | 39 | 61 |
| 15 | 38 | 62 |
| 16 | 36 | 64 |
| 17 | 35 | 65 |
| 18 | 33 | 67 |
| 19 | 32 | 68 |
| 20 | 32 | 68 |
| 21 | 30 | 70 |
| 22 | 29 | 71 |
| 23 | 28 | 72 |
| 24 | 27 | 73 |
| 25 | 26 | 74 |
| 26 | 25 | 75 |
| 27 | 24 | 76 |
| 28 | 24 | 76 |
| 29 | 23 | 77 |
| 30 | 22 | 78 |
Chance of precipitation in April
Kolonnawa gets around 192 mm of rain over 25.4 wet days in April. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 84% and peaks near 92% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 68 | 70 | 72 | 74 | 75 | 77 | 78 | 79 | 81 | 82 | 83 | 83 | 84 | 85 | 86 | 86 | 87 | 87 | 88 | 88 | 89 | 89 | 89 | 90 | 90 | 90 | 91 | 91 | 92 | 92 |
| Rain chance (%) | |
|---|---|
| 1 | 68 |
| 2 | 70 |
| 3 | 72 |
| 4 | 74 |
| 5 | 75 |
| 6 | 77 |
| 7 | 78 |
| 8 | 79 |
| 9 | 81 |
| 10 | 82 |
| 11 | 83 |
| 12 | 83 |
| 13 | 84 |
| 14 | 85 |
| 15 | 86 |
| 16 | 86 |
| 17 | 87 |
| 18 | 87 |
| 19 | 88 |
| 20 | 88 |
| 21 | 89 |
| 22 | 89 |
| 23 | 89 |
| 24 | 90 |
| 25 | 90 |
| 26 | 90 |
| 27 | 91 |
| 28 | 91 |
| 29 | 92 |
| 30 | 92 |
Humidity in April
Most of April feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, April lands in the miserable band about 73% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oppressive (%) | 56 | 54 | 52 | 49 | 47 | 45 | 43 | 41 | 39 | 37 | 35 | 33 | 31 | 28 | 26 | 24 | 22 | 20 | 19 | 17 | 15 | 14 | 12 | 11 | 9 | 8 | 7 | 6 | 6 | 5 |
| Miserable (%) | 44 | 46 | 48 | 51 | 53 | 55 | 57 | 59 | 61 | 63 | 65 | 67 | 69 | 72 | 74 | 76 | 78 | 80 | 81 | 83 | 85 | 86 | 88 | 89 | 91 | 92 | 93 | 94 | 94 | 95 |
| Oppressive (%) | Miserable (%) | |
|---|---|---|
| 1 | 56 | 44 |
| 2 | 54 | 46 |
| 3 | 52 | 48 |
| 4 | 49 | 51 |
| 5 | 47 | 53 |
| 6 | 45 | 55 |
| 7 | 43 | 57 |
| 8 | 41 | 59 |
| 9 | 39 | 61 |
| 10 | 37 | 63 |
| 11 | 35 | 65 |
| 12 | 33 | 67 |
| 13 | 31 | 69 |
| 14 | 28 | 72 |
| 15 | 26 | 74 |
| 16 | 24 | 76 |
| 17 | 22 | 78 |
| 18 | 20 | 80 |
| 19 | 19 | 81 |
| 20 | 17 | 83 |
| 21 | 15 | 85 |
| 22 | 14 | 86 |
| 23 | 12 | 88 |
| 24 | 11 | 89 |
| 25 | 9 | 91 |
| 26 | 8 | 92 |
| 27 | 7 | 93 |
| 28 | 6 | 94 |
| 29 | 6 | 94 |
| 30 | 5 | 95 |
Wind in April
Winds average 7 km/h in April.
Across April, daily wind ranges from about 6 km/h on the calmest days to 8 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) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 |
| 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 | 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 | 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 | 8 | calm |
| 29 | 8 | calm |
| 30 | 8 | calm |
Sunrise & sunset in April
Daylight runs from about 12 h 06 min at the start of April to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 6 minutes over April. Sunrise moves from 6:13 AM to 6:01 AM, and sunset from 6:17 PM to 6:15 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) | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 |
| Sunrise (AM) | 6:13 | 6:13 | 6:12 | 6:12 | 6:11 | 6:11 | 6:10 | 6:10 | 6:09 | 6:09 | 6:08 | 6:08 | 6:07 | 6:07 | 6:07 | 6:06 | 6:06 | 6:05 | 6:05 | 6:04 | 6:04 | 6:04 | 6:03 | 6:03 | 6:02 | 6:02 | 6:02 | 6:01 | 6:01 | 6:01 |
| Sunset (PM) | 6:17 | 6:17 | 6:17 | 6:16 | 6:16 | 6:16 | 6:16 | 6:16 | 6:16 | 6:16 | 6:16 | 6:16 | 6:16 | 6:15 | 6:15 | 6:15 | 6:15 | 6:15 | 6:15 | 6:15 | 6:15 | 6:15 | 6:15 | 6:15 | 6:15 | 6:15 | 6:15 | 6:15 | 6:15 | 6:15 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.1 | 6:13 | 6:17 |
| 2 | 12.1 | 6:13 | 6:17 |
| 3 | 12.1 | 6:12 | 6:17 |
| 4 | 12.1 | 6:12 | 6:16 |
| 5 | 12.1 | 6:11 | 6:16 |
| 6 | 12.1 | 6:11 | 6:16 |
| 7 | 12.1 | 6:10 | 6:16 |
| 8 | 12.1 | 6:10 | 6:16 |
| 9 | 12.1 | 6:09 | 6:16 |
| 10 | 12.1 | 6:09 | 6:16 |
| 11 | 12.1 | 6:08 | 6:16 |
| 12 | 12.1 | 6:08 | 6:16 |
| 13 | 12.1 | 6:07 | 6:16 |
| 14 | 12.1 | 6:07 | 6:15 |
| 15 | 12.1 | 6:07 | 6:15 |
| 16 | 12.2 | 6:06 | 6:15 |
| 17 | 12.2 | 6:06 | 6:15 |
| 18 | 12.2 | 6:05 | 6:15 |
| 19 | 12.2 | 6:05 | 6:15 |
| 20 | 12.2 | 6:04 | 6:15 |
| 21 | 12.2 | 6:04 | 6:15 |
| 22 | 12.2 | 6:04 | 6:15 |
| 23 | 12.2 | 6:03 | 6:15 |
| 24 | 12.2 | 6:03 | 6:15 |
| 25 | 12.2 | 6:02 | 6:15 |
| 26 | 12.2 | 6:02 | 6:15 |
| 27 | 12.2 | 6:02 | 6:15 |
| 28 | 12.2 | 6:01 | 6:15 |
| 29 | 12.2 | 6:01 | 6:15 |
| 30 | 12.2 | 6:01 | 6:15 |
Solar energy in April
Average shortwave solar energy reaching the ground each day in April, about 5.57 kWh/m².
For context, solar energy here swings from a low near 4.43 kWh/m² to a high of 6.15 kWh/m² in March across the year — April's 5.57 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.9 | 5.9 | 5.9 | 5.8 | 5.8 | 5.8 | 5.8 | 5.7 | 5.7 | 5.7 | 5.7 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.4 | 5.4 | 5.4 | 5.3 | 5.3 | 5.3 | 5.2 | 5.2 | 5.2 |
| 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 |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.9 | Bright |
| 2 | 5.9 | Bright |
| 3 | 5.9 | Bright |
| 4 | 5.8 | Bright |
| 5 | 5.8 | Bright |
| 6 | 5.8 | Bright |
| 7 | 5.8 | Bright |
| 8 | 5.7 | Bright |
| 9 | 5.7 | Bright |
| 10 | 5.7 | Bright |
| 11 | 5.7 | Bright |
| 12 | 5.6 | Bright |
| 13 | 5.6 | Bright |
| 14 | 5.6 | Bright |
| 15 | 5.6 | Bright |
| 16 | 5.6 | Bright |
| 17 | 5.5 | Bright |
| 18 | 5.5 | Bright |
| 19 | 5.5 | Bright |
| 20 | 5.5 | Bright |
| 21 | 5.5 | Bright |
| 22 | 5.4 | Bright |
| 23 | 5.4 | Bright |
| 24 | 5.4 | Bright |
| 25 | 5.3 | Bright |
| 26 | 5.3 | Bright |
| 27 | 5.3 | Bright |
| 28 | 5.2 | Bright |
| 29 | 5.2 | Bright |
| 30 | 5.2 | Bright |
Hazard calendar for Kolonnawa
In April, Kolonnawa sits inside its cyclone season. The full year is below, with each hazard's peak months called out.
Kolonnawa sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.
Is April a good time to visit Kolonnawa?
Our two travel scores rate April for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
April is a weaker month for outdoor sightseeing in Kolonnawa.
What to pack for Kolonnawa in April
From April's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In April, Kolonnawa sees daytime highs around 32°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.
Sea temperature near Kolonnawa in April
The nearest coast averages about 30°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in April at about 30°C and coldest in August 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) | 28 | 28 | 29 | 30 | 29 | 28 | 28 | 27 | 28 | 28 | 29 | 28 |
| Comfort | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm | Warm | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Warm |
| Feb | 28 | Tropical |
| Mar | 29 | Tropical |
| Apr | 30 | Tropical |
| May | 29 | Tropical |
| Jun | 28 | Tropical |
| Jul | 28 | Warm |
| Aug | 27 | Warm |
| Sep | 28 | Warm |
| Oct | 28 | Tropical |
| Nov | 29 | Tropical |
| Dec | 28 | Tropical |
UV index in Kolonnawa in April
Clear-sky midday UV in April peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Kolonnawa peaks around September 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 10 (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 | 12 | 12 | 12 | 12 | 11 | 11 | 13 | 13 | 12 | 10 | 10 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Extreme |
| Feb | 12 | Extreme |
| Mar | 12 | Extreme |
| Apr | 12 | Extreme |
| May | 12 | Extreme |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 13 | Extreme |
| Sep | 13 | Extreme |
| Oct | 12 | Extreme |
| Nov | 10 | Extreme |
| Dec | 10 | Very high |
Air quality in Kolonnawa in April
Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.
Air quality in Kolonnawa is worst in January — around 84 µg/m³ PM2.5 (unhealthy), about 2.8× the cleanest month (July, 29 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) | 84 | 78 | 73 | 62 | 44 | 31 | 29 | 30 | 35 | 52 | 74 | 81 |
| Level | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Poor | Moderate | Moderate | Moderate | Poor | Poor | Unhealthy | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 84 | Unhealthy |
| Feb | 78 | Unhealthy |
| Mar | 73 | Unhealthy |
| Apr | 62 | Unhealthy |
| May | 44 | Poor |
| Jun | 31 | Moderate |
| Jul | 29 | Moderate |
| Aug | 30 | Moderate |
| Sep | 35 | Poor |
| Oct | 52 | Poor |
| Nov | 74 | Unhealthy |
| Dec | 81 | Unhealthy |
Where is Kolonnawa?
Kolonnawa sits at 6.9°N, 79.9°E, 20 m above sea level, in Sri Lanka. The nearest listed city is Kotikawatta, 3.0 km away.
Topography around Kolonnawa
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Kolonnawa.
Within 3 km, the terrain around Kolonnawa has only modest variations in elevation — a maximum elevation change of 30 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 135 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,060 m.
The land around Kolonnawa is covered by artificial surfaces (73%) and trees (20%) within 3 km, water (39%), trees (32%) and artificial surfaces (24%) within 16 km, and trees (60%) and water (36%) within 80 km.
Sri Lanka travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type D / G / M
- 230 V · 50 Hz
- Prices
- ≈ 27% of US
- price level, 2025
- GDP per capita
- $5,002
- 2025
- Happiness
- 4.0 / 10
- World Happiness, 2025
- Safe drinking water
- 47%
- of population, 2024
- Homicide rate
- 3.3
- per 100k, 2019
- Road deaths
- 19.7
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 486
- 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 Kolonnawa (6.9329°, 79.8848°, elevation 20 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).