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Kalutara Weather in June
June in Kalutara averages 30°C (86°F) during the day and 26°C (79°F) at night. June is part of the rainy season, with around 331 mm (13 in) of rainfall and frequent showers.
Rainfall in Kalutara in June
Kalutara is in the rainy season in June, with rain on around 14 days and an average of 331 mm (13 in). Rain during the rainy season here tends to be intense rather than just persistent drizzle. Expect significant downpours, often in the late afternoon.
Temperature in Kalutara in June
Expect highs of 30°C (86°F) in Kalutara in June, with nights dropping to around 26°C (79°F). Overall, the month follows a fairly predictable daily temperature pattern. With lows around 26°C (79°F), the nights are warm enough that a sheet is usually all you need for bedding.
Sunshine in Kalutara in June
Expect a lot of sunshine this month, with about 195 hours of sun. Showers typically arrive in the late afternoon or evening, keeping mornings and early afternoons sunny. Even during the wet season, there's plenty of sunshine for sightseeing.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February and March typically offer the best weather for Kalutara.
Kalutara Temperature in June
Min Temperature
26°C (79°F)
Max Temperature
30°C (86°F)
Chance of Rain
48%
Precipitation
331 mm (13 in)
Rainy days
14 days
Humidity
79% *
Sunshine
195 hours *
Percentage Sunshine
*
* Data from: Colombo, Sri Lanka (36 KM, 22 Miles).
Kalutara Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Kalutara - and find the best time to visit.
Daily Historical Temperatures
42-year average (1976-2025)
Based on our historical records, temperatures in Kalutara typically stay consistent throughout June, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in June
Daily Historical Precipitation
42-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather records for Kalutara in June
Browse day-by-day weather records for Kalutara spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kalutara historical weather extremes in June
Based on 29 years of weather observations (1997-2026), these are the most extreme conditions recorded in Kalutara.
- On June 30, 2019, temperatures climbed to 38°C (100°F), marking the warmest June day on record.
- The coldest June day was on June 22, 2026, with a maximum of 27°C (81°F).
- Nighttime temperatures dropped to 18°C (64°F) on June 16, 2019, marking the coldest June night on record.
- The heaviest June precipitation occurred on June 4, 2021, when 199 mm (7.8 in) of precipitation fell.
Best Places in Sri Lanka in June
Find out more about the weather in Sri Lanka and which places have the best travel conditions in this month. See all of Sri Lanka in June →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Kalutara in June
Warm but pleasant conditions in Kalutara in June. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Kalutara in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Kalutara 3-Day Forecast
More climate data for Kalutara
Temperature Rainfall Sunshine Humidity
See the full Kalutara climate overview or explore weather in Sri Lanka.
Popular in June
Where to go in June - average daytime high across popular destinations.
Colombo
30°C (86°F) Negombo30°C (86°F) Unawatuna29°C (84°F) Galle29°C (84°F) Mirissa30°C (86°F) Hikkaduwa29°C (84°F) Kandy
29°C (84°F) Nuwara Eliya28°C (82°F) Bucket list
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