Istra in May
6.7out of 10
Possible, with caveats
Mild: highs around 18°C. Frequent rain: about 12 rainy days.
18°CAvg high
7°CAvg low
12Rainy days (68 mm)
16:01 hDaylight
04:28Sunrise · 20:29 Sunset
Why this score
- Mild: highs around 18°C
- Frequent rain: about 12 rainy days
What to wear and pack
- Layers you can add or remove
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in May varies a lot between years (±3.4 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | -5°C | -10°C | 37 mm | 10 | – | – | 3.7 |
| February | -4°C | -10°C | 32 mm | 9 | – | – | 3.9 |
| March | 2°C | -6°C | 34 mm | 9 | – | – | 4.1 |
| April | 10°C | 1°C | 39 mm | 10 | – | – | 5.8 |
| May | 18°C | 7°C | 68 mm | 12 | – | – | 6.7 |
| June | 21°C | 11°C | 78 mm | 13 | – | – | 7.1 |
| July | 23°C | 13°C | 84 mm | 14 | – | – | 7.2 |
| August | 21°C | 11°C | 74 mm | 12 | – | – | 7.4 |
| September | 15°C | 7°C | 62 mm | 10 | – | – | 6.6 |
| October | 8°C | 2°C | 60 mm | 12 | – | – | 5.2 |
| November | 1°C | -4°C | 46 mm | 10 | – | – | 3.9 |
| December | -3°C | -8°C | 39 mm | 10 | – | – | 3.7 |
Frequently asked questions
How hot is Istra in May?
Daytime highs average 18°C and nights about 7°C.
When is the best time to visit Istra?
The best months are August, July, June.