Siegen in May
6.5out of 10
Possible, with caveats
Mild: highs around 17°C. Frequent rain: about 13 rainy days.
17°CAvg high
8°CAvg low
13Rainy days (72 mm)
15:18 hDaylight
05:45Sunrise · 21:03 Sunset
Why this score
- Mild: highs around 17°C
- Frequent rain: about 13 rainy days
- Rain varies a lot between years (±4.2 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 (±4.2 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 | 3°C | -2°C | 99 mm | 14 | – | – | 3.7 |
| February | 4°C | -2°C | 80 mm | 12 | – | – | 4.2 |
| March | 8°C | 1°C | 81 mm | 14 | – | – | 4.8 |
| April | 13°C | 4°C | 62 mm | 12 | – | – | 6.0 |
| May | 17°C | 8°C | 72 mm | 13 | – | – | 6.5 |
| June | 20°C | 11°C | 76 mm | 13 | – | – | 7.0 |
| July | 22°C | 13°C | 83 mm | 14 | – | – | 7.1 |
| August | 22°C | 12°C | 81 mm | 13 | – | – | 7.2 |
| September | 17°C | 9°C | 76 mm | 12 | – | – | 6.8 |
| October | 12°C | 6°C | 80 mm | 13 | – | – | 5.8 |
| November | 7°C | 2°C | 85 mm | 14 | – | – | 4.8 |
| December | 3°C | -1°C | 109 mm | 16 | – | – | 3.7 |
Frequently asked questions
How hot is Siegen in May?
Daytime highs average 17°C and nights about 8°C.
When is the best time to visit Siegen?
The best months are August, July, June, September.