Helin in May
6.2out of 10
Possible, with caveats
Warm and comfortable: highs around 25°C. Very wet: about 17 rainy days.
25°CAvg high
18°CAvg low
17Rainy days (209 mm)
13:33 hDaylight
05:59Sunrise · 19:32 Sunset
Why this score
- Warm and comfortable: highs around 25°C
- Very wet: about 17 rainy days
What to wear and pack
- T-shirts and light layers
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in May varies a lot between years (±3.9 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 | 9°C | 4°C | 45 mm | 11 | – | – | 5.6 |
| February | 12°C | 6°C | 59 mm | 11 | – | – | 6.0 |
| March | 17°C | 10°C | 120 mm | 15 | – | – | 6.0 |
| April | 22°C | 14°C | 178 mm | 16 | – | – | 6.5 |
| May | 25°C | 18°C | 209 mm | 17 | – | – | 6.2 |
| June | 28°C | 21°C | 227 mm | 16 | – | – | 6.3 |
| July | 32°C | 24°C | 211 mm | 16 | – | – | 5.6 |
| August | 32°C | 24°C | 167 mm | 14 | – | – | 6.0 |
| September | 27°C | 20°C | 168 mm | 14 | – | – | 6.9 |
| October | 21°C | 15°C | 157 mm | 16 | – | – | 6.4 |
| November | 16°C | 10°C | 105 mm | 13 | – | – | 6.3 |
| December | 11°C | 6°C | 54 mm | 11 | – | – | 5.8 |
Frequently asked questions
How hot is Helin in May?
Daytime highs average 25°C and nights about 18°C.
When is the best time to visit Helin?
The best months are September, April, October.