Kalutara weather in April
In April, Kalutara sees average daytime highs of 30°C and overnight lows near 26°C, with 187 mm of rain across 24.7 wet days and about 12.1 hours of daylight. It is the 1st-warmest and 8th-wettest month of the year here.
Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 22% 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 Kalutara's 4th-clearest and 10th-windiest month. For the whole year in context, see Kalutara's year-round climate.
- Daytime high
- 30°
- 1st warmest
- Overnight low
- 26°
- 10th coldest
- Rainfall
- 187 mm
- 24.7 wet days
- Daylight
- 12 h 06 min
- 6:06 AM – 6:15 PM
- Cloud cover
- 66%
- 4th clearest
- Wind
- 8 km/h
- 10th windiest
- Solar energy
- 5.58 kWh/m²
- Travel score
- 3.4
- out of 10
Kalutara is city in Western Province, Sri Lanka.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in April
Day-to-day highs hold fairly steady near 30°C through the month.
A typical April day in Kalutara reaches about 30°C in the afternoon and slips back to 26°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 31°C. Set against its neighbours, April runs on par with March and on par with 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) | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| Avg low (°C) | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 30 | 25 |
| 2 | 30 | 26 |
| 3 | 30 | 26 |
| 4 | 30 | 26 |
| 5 | 30 | 26 |
| 6 | 30 | 26 |
| 7 | 30 | 26 |
| 8 | 30 | 26 |
| 9 | 30 | 26 |
| 10 | 30 | 26 |
| 11 | 30 | 26 |
| 12 | 30 | 26 |
| 13 | 30 | 26 |
| 14 | 30 | 26 |
| 15 | 30 | 26 |
| 16 | 30 | 26 |
| 17 | 30 | 26 |
| 18 | 30 | 26 |
| 19 | 30 | 26 |
| 20 | 30 | 26 |
| 21 | 30 | 26 |
| 22 | 30 | 26 |
| 23 | 30 | 26 |
| 24 | 30 | 26 |
| 25 | 30 | 26 |
| 26 | 30 | 26 |
| 27 | 30 | 26 |
| 28 | 30 | 26 |
| 29 | 30 | 26 |
| 30 | 30 | 26 |
How April really feels in Kalutara
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.
Kalutara weather by month
How April compares with the rest of the year at a glance. April is the 1st-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 | 29° / 24° | 79 | 11.1 | 11.7 | 5.5 |
| Feb | 29° / 24° | 64 | 9.9 | 11.8 | 5.4 |
| Mar | 30° / 25° | 79 | 14.3 | 12 | 4.7 |
| Apr | 30° / 26° | 187 | 24.7 | 12.1 | 3.4 |
| May | 29° / 26° | 334 | 29.7 | 12.3 | 3.0 |
| Jun | 28° / 26° | 331 | 28.8 | 12.4 | 3.1 |
| Jul | 28° / 25° | 294 | 28.9 | 12.3 | 3.4 |
| Aug | 28° / 25° | 267 | 28.8 | 12.2 | 3.5 |
| Sep | 28° / 25° | 292 | 27.7 | 12 | 3.6 |
| Oct | 28° / 25° | 350 | 27.7 | 11.9 | 3.5 |
| Nov | 28° / 25° | 336 | 24 | 11.7 | 3.8 |
| Dec | 28° / 24° | 184 | 19.1 | 11.6 | 4.5 |
Cloud cover in April
The sky is clear or mostly clear about 22% of the time in April.
Beyond those clear spells, partly cloudy skies cover about 20% of April, with mostly cloudy or overcast conditions the remaining 58%. 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 (%) | 53 | 52 | 51 | 51 | 51 | 50 | 49 | 49 | 49 | 47 | 47 | 47 | 46 | 44 | 43 | 43 | 41 | 40 | 39 | 38 | 37 | 35 | 35 | 33 | 32 | 31 | 30 | 29 | 29 | 28 |
| Cloudier (%) | 47 | 48 | 49 | 49 | 49 | 50 | 51 | 51 | 51 | 53 | 53 | 53 | 54 | 56 | 57 | 57 | 59 | 60 | 61 | 62 | 63 | 65 | 65 | 67 | 68 | 69 | 70 | 71 | 71 | 72 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 53 | 47 |
| 2 | 52 | 48 |
| 3 | 51 | 49 |
| 4 | 51 | 49 |
| 5 | 51 | 49 |
| 6 | 50 | 50 |
| 7 | 49 | 51 |
| 8 | 49 | 51 |
| 9 | 49 | 51 |
| 10 | 47 | 53 |
| 11 | 47 | 53 |
| 12 | 47 | 53 |
| 13 | 46 | 54 |
| 14 | 44 | 56 |
| 15 | 43 | 57 |
| 16 | 43 | 57 |
| 17 | 41 | 59 |
| 18 | 40 | 60 |
| 19 | 39 | 61 |
| 20 | 38 | 62 |
| 21 | 37 | 63 |
| 22 | 35 | 65 |
| 23 | 35 | 65 |
| 24 | 33 | 67 |
| 25 | 32 | 68 |
| 26 | 31 | 69 |
| 27 | 30 | 70 |
| 28 | 29 | 71 |
| 29 | 29 | 71 |
| 30 | 28 | 72 |
Chance of precipitation in April
Kalutara gets around 187 mm of rain over 24.7 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 81% and peaks near 93% 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 (%) | 65 | 67 | 69 | 70 | 72 | 73 | 75 | 76 | 77 | 78 | 79 | 79 | 80 | 81 | 82 | 82 | 83 | 84 | 85 | 86 | 87 | 88 | 88 | 89 | 90 | 90 | 91 | 92 | 92 | 93 |
| Rain chance (%) | |
|---|---|
| 1 | 65 |
| 2 | 67 |
| 3 | 69 |
| 4 | 70 |
| 5 | 72 |
| 6 | 73 |
| 7 | 75 |
| 8 | 76 |
| 9 | 77 |
| 10 | 78 |
| 11 | 79 |
| 12 | 79 |
| 13 | 80 |
| 14 | 81 |
| 15 | 82 |
| 16 | 82 |
| 17 | 83 |
| 18 | 84 |
| 19 | 85 |
| 20 | 86 |
| 21 | 87 |
| 22 | 88 |
| 23 | 88 |
| 24 | 89 |
| 25 | 90 |
| 26 | 90 |
| 27 | 91 |
| 28 | 92 |
| 29 | 92 |
| 30 | 93 |
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 71% 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 (%) | 53 | 52 | 51 | 50 | 48 | 47 | 46 | 44 | 43 | 41 | 39 | 37 | 35 | 32 | 30 | 27 | 25 | 23 | 20 | 18 | 16 | 14 | 13 | 11 | 10 | 8 | 7 | 6 | 6 | 5 |
| Miserable (%) | 47 | 48 | 49 | 50 | 52 | 53 | 54 | 56 | 57 | 59 | 61 | 63 | 65 | 68 | 70 | 73 | 75 | 77 | 80 | 82 | 84 | 86 | 87 | 89 | 90 | 92 | 93 | 94 | 94 | 95 |
| Oppressive (%) | Miserable (%) | |
|---|---|---|
| 1 | 53 | 47 |
| 2 | 52 | 48 |
| 3 | 51 | 49 |
| 4 | 50 | 50 |
| 5 | 48 | 52 |
| 6 | 47 | 53 |
| 7 | 46 | 54 |
| 8 | 44 | 56 |
| 9 | 43 | 57 |
| 10 | 41 | 59 |
| 11 | 39 | 61 |
| 12 | 37 | 63 |
| 13 | 35 | 65 |
| 14 | 32 | 68 |
| 15 | 30 | 70 |
| 16 | 27 | 73 |
| 17 | 25 | 75 |
| 18 | 23 | 77 |
| 19 | 20 | 80 |
| 20 | 18 | 82 |
| 21 | 16 | 84 |
| 22 | 14 | 86 |
| 23 | 13 | 87 |
| 24 | 11 | 89 |
| 25 | 10 | 90 |
| 26 | 8 | 92 |
| 27 | 7 | 93 |
| 28 | 6 | 94 |
| 29 | 6 | 94 |
| 30 | 5 | 95 |
Wind in April
Winds average 8 km/h in April.
Across April, daily wind ranges from about 7 km/h on the calmest days to 9 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 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 |
| 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 | 8 | calm |
| 9 | 8 | calm |
| 10 | 8 | calm |
| 11 | 8 | calm |
| 12 | 8 | calm |
| 13 | 8 | calm |
| 14 | 8 | calm |
| 15 | 8 | calm |
| 16 | 8 | calm |
| 17 | 8 | calm |
| 18 | 8 | calm |
| 19 | 8 | calm |
| 20 | 8 | calm |
| 21 | 8 | calm |
| 22 | 8 | calm |
| 23 | 8 | calm |
| 24 | 8 | calm |
| 25 | 9 | calm |
| 26 | 9 | calm |
| 27 | 9 | calm |
| 28 | 9 | calm |
| 29 | 9 | calm |
| 30 | 9 | 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 6:16 PM to 6:14 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 | 12.1 | 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 |
| 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 | 6:06 | 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) | 6:16 | 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 | 6:14 | 6:14 | 6:14 | 6:14 | 6:14 | 6:14 | 6:14 | 6:14 | 6:14 | 6:14 | 6:14 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.1 | 6:13 | 6:16 |
| 2 | 12.1 | 6:13 | 6:16 |
| 3 | 12.1 | 6:12 | 6:16 |
| 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 | 6:15 |
| 10 | 12.1 | 6:09 | 6:15 |
| 11 | 12.1 | 6:08 | 6:15 |
| 12 | 12.1 | 6:08 | 6:15 |
| 13 | 12.1 | 6:07 | 6:15 |
| 14 | 12.1 | 6:07 | 6:15 |
| 15 | 12.1 | 6:06 | 6:15 |
| 16 | 12.1 | 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 | 6:14 |
| 21 | 12.2 | 6:04 | 6:14 |
| 22 | 12.2 | 6:04 | 6:14 |
| 23 | 12.2 | 6:03 | 6:14 |
| 24 | 12.2 | 6:03 | 6:14 |
| 25 | 12.2 | 6:02 | 6:14 |
| 26 | 12.2 | 6:02 | 6:14 |
| 27 | 12.2 | 6:02 | 6:14 |
| 28 | 12.2 | 6:01 | 6:14 |
| 29 | 12.2 | 6:01 | 6:14 |
| 30 | 12.2 | 6:01 | 6:14 |
Solar energy in April
Average shortwave solar energy reaching the ground each day in April, about 5.58 kWh/m².
For context, solar energy here swings from a low near 4.47 kWh/m² to a high of 6.09 kWh/m² in March across the year — April's 5.58 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 | 5.7 | 5.7 | 5.6 | 5.6 | 5.6 | 5.6 | 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 | 5.7 | Bright |
| 13 | 5.7 | Bright |
| 14 | 5.6 | Bright |
| 15 | 5.6 | Bright |
| 16 | 5.6 | Bright |
| 17 | 5.6 | 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 Kalutara
In April, Kalutara sits inside its cyclone season. The full year is below, with each hazard's peak months called out.
Kalutara sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.
Is April a good time to visit Kalutara?
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 Kalutara.
What to pack for Kalutara in April
From April's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In April, Kalutara sees daytime highs around 30°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.
Sea temperature near Kalutara 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 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 | 29 | 28 | 28 | 28 | 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 | 28 | Warm |
| Sep | 28 | Warm |
| Oct | 28 | Tropical |
| Nov | 29 | Tropical |
| Dec | 28 | Tropical |
UV index in Kalutara in April
Clear-sky midday UV in April peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Kalutara peaks around April 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 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 | 14 | 12 | 11 | 11 | 13 | 13 | 12 | 11 | 10 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Very high |
| Feb | 12 | Extreme |
| Mar | 12 | Extreme |
| Apr | 14 | Extreme |
| May | 12 | Extreme |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 13 | Extreme |
| Sep | 13 | Extreme |
| Oct | 12 | Extreme |
| Nov | 11 | Extreme |
| Dec | 10 | Very high |
Air quality in Kalutara 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 Kalutara 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 Kalutara?
Kalutara sits at 6.6°N, 80.0°E, 7 m above sea level, in Sri Lanka. The nearest listed city is Beruwala, 12 km away.
Topography around Kalutara
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Kalutara.
Within 3 km, the terrain around Kalutara has only modest variations in elevation — a maximum elevation change of 45 m around an average of 6 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 277 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,145 m.
The land around Kalutara is covered by water (48%) and trees (41%) within 3 km, water (48%) and trees (46%) within 16 km, and trees (60%) and water (37%) 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 Kalutara (6.5831°, 79.9593°, elevation 7 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).