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Mirissa Weather in July
Mirissa in July sees high temperatures, with highs around 29°C (84°F) and overnight lows of 26°C (79°F). With the rainy season in full effect, expect around 178 mm (7 in) of rainfall and regular showers throughout the month.
Rainfall in Mirissa in July
Mirissa is in the rainy season in July, with rain on around 9 days and an average of 178 mm (7 in). The rain this month falls heavily when it arrives. Late afternoons in particular can see strong showers, so waterproofs are worth keeping handy.
Temperature in Mirissa in July
In July, Mirissa gets high temperatures, with highs of 29°C (84°F). Nights cool to around 26°C (79°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. At 26°C (79°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.
Sunshine in Mirissa in July
With approximately 200 hours of sunshine, the days are filled with clear skies during the day. Rain typically falls in the afternoon or evening, keeping mornings and early parts of the day sunny.If you're a fan of comfortable temperatures and drier conditions, July is a great time to visit.
Mirissa Temperature in July
Min Temperature
26°C (79°F)
Max Temperature
29°C (84°F)
Chance of Rain
29%
Precipitation
178 mm (7 in)
Rainy days
9 days
Sunshine
200 hours *
Percentage Sunshine
*
* Data from: Galle, Sri Lanka (29 KM, 18 Miles).
Mirissa Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Mirissa - and find the best time to visit.
Daily Historical Temperatures
42-year average (1976-2025)
Based on our historical records, temperatures in Mirissa typically stay consistent throughout July, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in July
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 July
Historical weather records for Mirissa in July
Browse day-by-day weather records for Mirissa spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Mirissa historical weather extremes in July
The extremes listed below come from historical weather data collected in Mirissa from 2006 through 2026.
- On July 25, 2017, temperatures climbed to 37°C (99°F), marking the warmest July day on record.
- On July 26, 2013, Mirissa saw its coldest July day with temperatures maxing out at 26°C (79°F).
- Mirissa registered its coldest July night on July 30, 2024, with temperatures dropping to 15°C (59°F).
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 →
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 Mirissa in July
Warm temperatures in July 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! You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Mirissa in July
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
Mirissa 3-Day Forecast
More climate data for Mirissa
See the full Mirissa climate overview or explore weather in Sri Lanka.
Popular in July
Where to go in July - average daytime high across popular destinations.
Colombo
30°C (86°F) Galle29°C (84°F) Mirissa29°C (84°F) Hikkaduwa29°C (84°F) Negombo30°C (86°F) Kandy
28°C (82°F) Unawatuna29°C (84°F) Nuwara Eliya27°C (81°F) Bucket list
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