Sri Lanka · SpringMonth summary
Sri Lanka weather in May
✅ Good
🌡️ Temperature min / max
25°C – 32°C
🌧 Rainy days
50% of days
☀️ Sunshine
10.9h per day on average
🌊 🌊 Season
Spring
⭐ ⭐ Weather score
7.2/10
📅 📅 Best month
February (7.8/10)
Quick decision
Should you visit Sri Lanka in May?
✅ Good
✅ Yes if: you're willing to accept showers in exchange for lower prices and fewer tourists.
❌ No if: you're planning 100% outdoor activities — rain is frequent.
Our take: May is a good time to visit Sri Lanka. February remains slightly better (+0.6 pts).
By trip type
Sri Lanka in May by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : ⚠️ Possible
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in May
🎯 Water at 29°C and lively beaches — May is peak swimming season in Sri Lanka Spring marks the start of the good season in Sri Lanka. Temperatures rise (32°C) and tourists have not yet arrived en masse. With 50% of rainy days, always have indoor alternatives planned. Not the best window, but acceptable if dates are constrained. February (7.8/10) is significantly better if possible.
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Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌤️ January | 21°C | 28°C | 56% | 4.9 | 10.1h | 7.5/10 |
| 🌤️ February | 22°C | 29°C | 45% | 2.6 | 10.8h | 7.8/10 |
| 🌤️ March | 22°C | 31°C | 43% | 2.6 | 11.1h | 7.5/10 |
| 🌤️ April | 24°C | 33°C | 58% | 4.0 | 11.0h | 7.0/10 |
| 🌤️ May | 25°C | 32°C | 50% | 5.4 | 10.9h | 7.2/10 |
| 🌤️ June | 25°C | 32°C | 26% | 0.8 | 11.0h | 7.8/10 |
| 🌤️ July | 25°C | 32°C | 33% | 1.1 | 11.0h | 7.6/10 |
| 🌤️ August | 24°C | 32°C | 39% | 1.6 | 11.0h | 7.5/10 |
| 🌤️ September | 24°C | 32°C | 49% | 2.7 | 11.0h | 7.3/10 |
| ⛅ October | 23°C | 30°C | 74% | 7.8 | 9.8h | 7.0/10 |
| 🌧️ November | 22°C | 29°C | 84% | 11.9 | 8.0h | 7.0/10 |
| ⛅ December | 22°C | 28°C | 72% | 7.6 | 9.6h | 7.2/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In May, Sri Lanka averages 32°C, 50% rainy days and 10.9h of sunshine per day. Overall weather score: 7.2/10.
See methodology →
Comparison
May vs February (best month)
The best month is February (score 7.8/10). Difference:
- 🌡️ Max temperature : -3°C
- 🌧 Rainy days : -5%
- ☀️ Sunshine : -0.1h/day
FAQ
FAQ — Sri Lanka in May
Is May a good time to visit Sri Lanka?
May is an acceptable time for Sri Lanka (score 7.2/10). Conditions are decent but not optimal — consider February (7.8/10) if possible.
Does it rain a lot in Sri Lanka in May?
Yes, 50% of days see rain in May. Plan some indoor activities as backup.
Accommodation
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