Dortmund Weather in May
Dortmund in May
The short of it: Dortmund in May averages a high of 20 °C (68 °F) and a low of 9 °C (47 °F), with 64 mm (2.5 in) of rain and about 15 h 35 min of daylight. Rated 4 of 5 for a visit; the best months are May and June. Source: TerraClimate climate normals, 1991–2020.
Average high 20° · low 9° · rain 64 mm · daylight 15 h 35 min
✦✦✦✦ Recommended for a visit · best months: May & June
May in Dortmund brings afternoons near 20° and nights around 9°, with about 64 mm of rain over the month. Much like April: highs about 20°, nights near 9°. Easy travelling weather. Wet spells are common — about 64 mm, the 10th wettest month.
The sun is up for about 15 h 35 min in mid-May, 108 minutes more than a month before.
For the traveller: pack layers, a wool coat and stout boots, and an oilskin besides. The Almanac rates May 4 of 5 for a visit; it is the best month of the year to come.
Against its neighbours, Dortmund runs warmer than most and about as wet in May. Witten, 11 km to the SW, is 1° cooler by day.
May in Dortmund, by the numbers
- Warmth rank
- 4th warmest of 12
- Rain rank
- 10th wettest of 12
- Versus April
- 4° warmer, 16 mm more rain
- Versus June
- 3° colder
- Day–night spread
- 11°
- Snow season
- Dec–Feb
- Daylight, mid-month
- 15 h 35 min
- Average wind
- 12 km/h
Neighbouring Towns
May averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| WittenNorth Rhine-Westphalia | 11 km SW | 19° | 9° | 66 mm |
| Castrop-RauxelNorth Rhine-Westphalia | 12 km WNW | 20° | 9° | 61 mm |
| LünenNorth Rhine-Westphalia | 12 km NNE | 20° | 8° | 60 mm |
| UnnaNorth Rhine-Westphalia | 16 km E | 19° | 8° | 65 mm |
| HerneNorth Rhine-Westphalia | 17 km W | 20° | 9° | 62 mm |
| HagenNorth Rhine-Westphalia | 17 km S | 19° | 8° | 68 mm |
| BochumNorth Rhine-Westphalia | 18 km WSW | 19° | 9° | 64 mm |
| RecklinghausenNorth Rhine-Westphalia | 22 km WNW | 20° | 9° | 60 mm |