Negombo Weather in June
During June, Negombo experiences very high daytime temperatures of 30°C (86°F) and cooler nights around 26°C (79°F). June sits within the rainy season, so expect regular and often heavy rainfall.
Rainfall in Negombo in June
Negombo is in the rainy season in June, with rain on around 13 days and an average of 258 mm (10 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.
Temperature in Negombo in June
Daytime temperatures in Negombo reach 30°C (86°F) in June, dropping to 26°C (79°F) at night. Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. Nights remain warm at around 26°C (79°F). For a more comfortable sleep, a cold shower before bed and a fan or air conditioning can make a big difference.
Sunshine in Negombo in June
Expect sunny days throughout the month, with an estimated 195 hours of sunshine. Despite being the rainy season, it could still be a nice time to visit. Rain often arrives later in the day, keeping most of the days sunny.If you're looking for dry conditions and comfortable temperatures, June may not be the ideal month to visit Negombo. Our weather planner can help you explore destinations with more pleasant weather conditions.
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 Negombo's climate page.
Negombo Temperature in June
Min Temperature
26°C (79°F)
Max Temperature
30°C (86°F)
Chance of Rain
42%
Precipitation
258 mm (10 in)
Rainy days
13 days
Humidity
79% *
Sunshine
195 hours *
Percentage Sunshine
*
Daily Historical Temperatures
42-year average (1976-2025)
Based on our historical records, temperatures in Negombo 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 for Negombo in June
Browse day-by-day weather records for Negombo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Negombo historical weather extremes in June
According to our 29 years of weather records for Negombo, the following extremes were recorded between 1997 and 2026.
- Negombo recorded its highest June temperature of 34°C (93°F) on June 27, 2020.
- The lowest daytime temperature in June was 27°C (81°F), recorded on June 8, 2013.
- The lowest overnight temperature recorded in June was 23°C (73°F) (June 14, 2021).
- Peak precipitation in June occurred on June 4, 2021, when 165 mm (6.5 in) of precipitation was measured.
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 →
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What to Wear in Negombo in June
Warm temperatures in June make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Negombo in June
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 Negombo's climate page.
Temperature Rainfall Sunshine Humidity
See the full Negombo climate overview or explore weather in Sri Lanka.
