Mirissa: weather and best time to visit
Mirissa (Sri Lanka) reaches its warmest daytime temperatures in March at around 31°C; the coolest month is September at around 28°C. The sea is warmest in April at about 30°C.
Best time to visit
- 🏖 Beach
- 🏛 City trip
- 🥾 Hiking
Things to do in Mirissa
Tours, tickets and activities for your trip.
Mirissa climate, month by month
| Month | Day °C | Night °C | Sea °C | Rain d | Sun h | Beach | City | Hiking |
|---|---|---|---|---|---|---|---|---|
| Jan | 29° | 24° | 28° | 21 | 11 | 80 | 57 | 41 |
| Feb | 30° | 24° | 28° | 16 | 11 | 80 | 53 | 37 |
| Mar | 31° | 25° | 29° | 19 | 11 | 80 | 51 | 35 |
| Apr | 30° | 26° | 30° | 26 | 11 | 80 | 54 | 38 |
| May | 29° | 26° | 29° | 29 | 9 | 79 | 56 | 40 |
| Jun | 29° | 25° | 28° | 28 | 10 | 78 | 57 | 41 |
| Jul | 28° | 25° | 28° | 29 | 10 | 78 | 58 | 42 |
| Aug | 28° | 25° | 28° | 29 | 10 | 78 | 58 | 42 |
| Sep | 28° | 25° | 28° | 27 | 10 | 78 | 59 | 43 |
| Oct | 29° | 25° | 28° | 29 | 9 | 79 | 59 | 43 |
| Nov | 29° | 24° | 29° | 26 | 9 | 80 | 59 | 43 |
| Dec | 29° | 24° | 28° | 25 | 9 | 80 | 58 | 42 |
Rain d = average rain days per month · Sun h = average sunshine hours per day · scores 0–100, higher is better.
Every month in detail
Mirissa in January
Daytime highs around 29°C, nights near 24°C. Expect about 21 rain days and 11 hours of sunshine per day. The sea is properly warm at 28°C.
Beach: excellentCity: mixedHiking: mixedMore destinations for January →
Mirissa in February
Daytime highs around 30°C, nights near 24°C. It is also the driest month of the year. Expect about 16 rain days and 11 hours of sunshine per day. The sea is properly warm at 28°C.
Beach: excellentCity: mixedHiking: poorMore destinations for February →
Mirissa in March
Daytime highs around 31°C, nights near 25°C. March is the warmest month of the year. No month gets more sunshine. Expect about 19 rain days and 11 hours of sunshine per day. The sea is properly warm at 29°C.
Beach: excellentCity: mixedHiking: poorMore destinations for March →
Mirissa in April
Daytime highs around 30°C, nights near 26°C. The sea is at its warmest now. Expect about 26 rain days and 11 hours of sunshine per day. The sea is properly warm at 30°C.
Beach: excellentCity: mixedHiking: poorMore destinations for April →
Mirissa in May
Daytime highs around 29°C, nights near 26°C. Expect about 29 rain days and 9 hours of sunshine per day. The sea is properly warm at 29°C.
Beach: goodCity: mixedHiking: mixedMore destinations for May →
Mirissa in June
Daytime highs around 29°C, nights near 25°C. Expect about 28 rain days and 10 hours of sunshine per day. The sea is properly warm at 28°C.
Beach: goodCity: mixedHiking: mixedMore destinations for June →
Mirissa in July
Daytime highs around 28°C, nights near 25°C. It is the rainiest month of the year. Expect about 29 rain days and 10 hours of sunshine per day. The sea is properly warm at 28°C.
Beach: goodCity: mixedHiking: mixedMore destinations for July →
Mirissa in August
Daytime highs around 28°C, nights near 25°C. Expect about 29 rain days and 10 hours of sunshine per day. The sea is properly warm at 28°C.
Beach: goodCity: mixedHiking: mixedMore destinations for August →
Mirissa in September
Daytime highs around 28°C, nights near 25°C. September is the coldest month of the year. Expect about 27 rain days and 10 hours of sunshine per day. The sea is properly warm at 28°C.
Beach: goodCity: mixedHiking: mixedMore destinations for September →
Mirissa in October
Daytime highs around 29°C, nights near 25°C. Expect about 29 rain days and 9 hours of sunshine per day. The sea is properly warm at 28°C.
Beach: goodCity: mixedHiking: mixedMore destinations for October →
Mirissa in November
Daytime highs around 29°C, nights near 24°C. Expect about 26 rain days and 9 hours of sunshine per day. The sea is properly warm at 29°C.
Beach: excellentCity: mixedHiking: mixedMore destinations for November →
Mirissa in December
Daytime highs around 29°C, nights near 24°C. Expect about 25 rain days and 9 hours of sunshine per day. The sea is properly warm at 28°C.
Beach: excellentCity: mixedHiking: mixedMore destinations for December →
Related destinations
More in Sri Lanka: Colombo · Unawatuna · Bentota · Arugam Bay · Trincomalee · Ella
Similar climate: Singapore, Singapore · Penang (George Town), Malaysia · Langkawi (Pantai Cenang), Malaysia · Ao Nang (Krabi), Thailand