Kalutara Weather in July
With daytime temperatures of 30°C (86°F) and nighttime lows of 25°C (77°F), July in Kalutara brings high temperatures during the day. Do keep in mind that July is part of the rainy season, with frequent and often heavy rainfall.
Rainfall in Kalutara in July
As part of the rainy season, Kalutara sees around 11 days of rain in July, with an average of 283 mm (11 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 July
July in Kalutara sees highs of 30°C (86°F) and lows of 25°C (77°F) overnight. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 25°C (77°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Kalutara in July
There are approximately 202 hours of sunshine this month, despite being the rainy season. Rain often arrives in the late afternoon or evening, keeping mornings and early afternoons sunny. Even during the wet season, it could still be a nice time to visit.July in Kalutara can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Sri Lanka, check out our Kalutara's climate page.
Kalutara Temperature in July
Min Temperature
25°C (77°F)
Max Temperature
30°C (86°F)
Chance of Rain
36%
Precipitation
283 mm (11 in)
Rainy days
11 days
Humidity
78% *
Sunshine
202 hours *
Percentage Sunshine
*
Daily Historical Temperatures
45-year average (1976-2025)
Based on our historical records, temperatures in Kalutara typically stay consistent throughout July, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in July
Daily Historical Precipitation
45-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in July
Historical weather for Kalutara in July
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 July
Based on weather observations in Kalutara between 1998 and 2025, these are the recorded extremes during July.
- The warmest day in July was on July 5, 1998, with a maximum of 37°C (99°F).
- On July 26, 2013, Kalutara saw its coldest July day with temperatures maxing out at 27°C (81°F).
- The lowest overnight temperature recorded in July was 18°C (64°F) (July 15, 2005).
- The wettest July day on record brought 122 mm (4.8 in) of precipitation to Kalutara (July 20, 2020).
Best Places in Sri Lanka in July
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 July →
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What to Wear in Kalutara in July
Warm weather calls for comfortable, breathable clothing in July. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Kalutara in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Sri Lanka, check out our Kalutara's climate page.
Temperature Rainfall Sunshine Humidity
See the full Kalutara climate overview or explore weather in Sri Lanka.
