Kefalonia · SummerMonth summary
Kefalonia weather in July
✅ Excellent
🌡️ Temperature min / max
23°C – 30°C
🌧 Rainy days
3% of days
☀️ Sunshine
13.4h per day on average
🌊 🌊 Season
Summer
⭐ ⭐ Weather score
9.2/10
📅 📅 Best month
June (9.4/10)
Quick decision
Should you visit Kefalonia in July?
✅ Excellent
✅ Yes if: you're looking for maximum sunshine — 13.4h per day on average.
❌ No if: you struggle with heat — temperatures regularly exceed 30°C.
Our take: Kefalonia in July ticks all the boxes: warmth, sunshine, minimal rain.
By trip type
Kefalonia in July by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : ✅ Good
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in July
🎯 Water at 27°C and lively beaches — July is peak swimming season in Kefalonia In the height of summer, Kefalonia sees high temperatures (30°C). Heat is a factor for outdoor activities. Rain is virtually absent (3% of days) — ideal for planning without a backup. This is one of the best times of year to visit Kefalonia.
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All months for Kefalonia
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌦️ January | 9°C | 14°C | 48% | 4.8 | 8.3h | 4.6/10 |
| ⛅ February | 9°C | 15°C | 33% | 3.1 | 9.5h | 6.9/10 |
| ⛅ March | 10°C | 16°C | 37% | 2.6 | 10.3h | 7.0/10 |
| 🌤️ April | 13°C | 18°C | 22% | 1.3 | 11.8h | 7.4/10 |
| 🌤️ May | 16°C | 22°C | 22% | 1.3 | 13.0h | 8.3/10 |
| ☀️ June | 21°C | 27°C | 11% | 0.6 | 13.2h | 9.4/10 |
| ☀️ July | 23°C | 30°C | 3% | 0.3 | 13.4h | 9.2/10 |
| ☀️ August | 24°C | 30°C | 8% | 0.3 | 12.6h | 8.9/10 |
| ☀️ September | 21°C | 27°C | 21% | 2.2 | 11.0h | 8.6/10 |
| 🌤️ October | 17°C | 23°C | 29% | 3.4 | 9.8h | 7.7/10 |
| 🌦️ November | 14°C | 19°C | 47% | 7.0 | 8.8h | 7.0/10 |
| 🌦️ December | 11°C | 16°C | 43% | 4.9 | 8.3h | 5.8/10 |
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 July, Kefalonia averages 30°C, 3% rainy days and 13.4h of sunshine per day. Overall weather score: 9.2/10.
See methodology →
Comparison
July vs June (best month)
The best month is June (score 9.4/10). Difference:
- 🌡️ Max temperature : -3°C
- 🌧 Rainy days : +8%
- ☀️ Sunshine : -0.2h/day
FAQ
FAQ — Kefalonia in July
Is July a good time to visit Kefalonia?
July is an excellent time to visit Kefalonia (score 9.2/10). With 30°C, 13.4h of sunshine and 3% rain, conditions are very favourable.
Is it too hot in Kefalonia in July?
Temperatures reach 30°C. It's intense but manageable with sunscreen and water. Sunshine: 13.4h/day.
Accommodation
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