Promontory Weather in May
Promontory in May
The short of it: Promontory in May averages a high of 19 °C (67 °F) and a low of 9 °C (49 °F), with 88 mm (3.5 in) of rain and about 15 h 17 min of daylight. Rated 3 of 5 for a visit; the best months are July and August. Source: TerraClimate climate normals, 1991–2020.
Average high 19° · low 9° · rain 88 mm · daylight 15 h 17 min
✦✦✦ Fair for a visit · best months: July & August
Thirty years of records give Promontory an average May high of 19°, a low of 9° and some 88 mm of rain. Highs rise 4° against April, to near 19°; nights run about 9°. Wet spells are common — about 88 mm, the 8th wettest month.
The sun is up for about 15 h 17 min in mid-May, 98 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 July and August.
Against its neighbours, Promontory runs about middling and wetter than most in May. Vedder Crossing, 2 km to the W, sees much the same highs.
May in Promontory, by the numbers
- Warmth rank
- 5th warmest of 12
- Rain rank
- 8th wettest of 12
- Versus April
- 4° warmer, 28 mm less rain
- Versus June
- 2° colder
- Day–night spread
- 10°
- Snow season
- Dec–Jan
- Daylight, mid-month
- 15 h 17 min
- Average wind
- 10 km/h
Neighbouring Towns
May averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| Vedder CrossingBritish Columbia | 2 km W | 19° | 9° | 87 mm |
| Chilliwack-DowntownBritish Columbia | 7 km NNW | 20° | 10° | 89 mm |
| ChilliwackBritish Columbia | 7 km N | 20° | 10° | 88 mm |
| AbbotsfordBritish Columbia | 24 km WSW | 19° | 9° | 88 mm |
| ClayburnBritish Columbia | 24 km W | 19° | 9° | 88 mm |
| MissionBritish Columbia | 27 km W | 18° | 9° | 102 mm |
| FairfieldBritish Columbia | 28 km W | 19° | 9° | 89 mm |
| TownlineBritish Columbia | 31 km W | 19° | 8° | 91 mm |