Welland Weather in May
Welland in May
The short of it: Welland in May averages a high of 19 °C (66 °F) and a low of 8 °C (47 °F), with 89 mm (3.5 in) of rain and about 14 h 38 min of daylight. Rated 3 of 5 for a visit; the best months are June and September. Source: TerraClimate climate normals, 1991–2020.
Average high 19° · low 8° · rain 89 mm · daylight 14 h 38 min
✦✦✦ Fair for a visit · best months: June & September
May in Welland brings afternoons near 19° and nights around 8°, with about 89 mm of rain over the month. Highs rise 7° against April, to near 19°; nights run about 8°. It is the wettest month of the year here, about 89 mm.
The sun is up for about 14 h 38 min in mid-May, 78 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 3 of 5 for a visit; the finest months here are June and September.
Against its neighbours, Welland runs cooler than most and wetter than most in May. Port Colborne, 9 km to the S, is 1° cooler by day.
May in Welland, by the numbers
- Warmth rank
- 5th warmest of 12
- Rain rank
- 1st wettest of 12
- Versus April
- 7° warmer, 6.0 mm more rain
- Versus June
- 5° colder
- Day–night spread
- 11°
- Snow season
- Dec–Mar
- Daylight, mid-month
- 14 h 38 min
- Average wind
- 14 km/h
Neighbouring Towns
May averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| Port ColborneOntario | 9 km S | 18° | 8° | 89 mm |
| ThoroldOntario | 15 km NNE | 19° | 8° | 87 mm |
| Niagara FallsOntario | 20 km NE | 19° | 9° | 87 mm |
| Niagara FallsNew York | 20 km NE | 19° | 9° | 87 mm |
| St. CatharinesOntario | 21 km N | 19° | 9° | 82 mm |
| Grand IslandNew York | 24 km ENE | 19° | 8° | 85 mm |
| Fort ErieOntario | 27 km ESE | 19° | 8° | 84 mm |
| TonawandaNew York | 30 km E | 19° | 8° | 85 mm |