Heybeliada Weather in May
Heybeliada in May
The short of it: Heybeliada in May averages a high of 20 °C (68 °F) and a low of 13 °C (55 °F), with 32 mm (1.3 in) of rain and about 14 h 27 min of daylight. Rated 5 of 5 for a visit; the best months are June and May. Source: TerraClimate climate normals, 1991–2020.
Average high 20° · low 13° · rain 32 mm · daylight 14 h 27 min
✦✦✦✦✦ Recommended for a visit · best months: June & May
Thirty years of records give Heybeliada an average May high of 20°, a low of 13° and some 32 mm of rain. Highs rise 5° against April, to near 20°; nights run about 13°. Rain is modest, about 32 mm, the 9th wettest month.
The sun is up for about 14 h 27 min in mid-May, 72 minutes more than a month before.
For the traveller: pack light clothes and a jacket for the evening. The Almanac rates May 5 of 5 for a visit; the finest months here are June and May.
Against its neighbours, Heybeliada runs cooler than most and drier than most in May. Maltepe, 9 km to the NE, is 2° warmer by day.
May in Heybeliada, by the numbers
- Warmth rank
- 5th warmest of 12
- Rain rank
- 9th wettest of 12
- Versus April
- 5° warmer, 11 mm less rain
- Versus June
- 5° colder
- Day–night spread
- 7°
- Snow season
- seldom any
- Daylight, mid-month
- 14 h 27 min
- Average wind
- 9 km/h
Neighbouring Towns
May averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| MaltepeIstanbul | 9 km NE | 22° | 12° | 34 mm |
| AtaşehirIstanbul | 12 km N | 22° | 12° | 35 mm |
| UmraniyeIstanbul | 16 km N | 22° | 12° | 36 mm |
| AltunizadeIstanbul | 16 km NNW | 21° | 12° | 36 mm |
| ÜsküdarIstanbul | 18 km NNW | 22° | 13° | 34 mm |
| SultanbeyliIstanbul | 18 km ENE | 22° | 12° | 37 mm |
| SancaktepeIstanbul | 18 km NE | 22° | 12° | 36 mm |
| EminönüIstanbul | 19 km NNW | 22° | 13° | 34 mm |