Corunna Weather in September
Corunna in September
The short of it: Corunna in September averages a high of 23 °C (74 °F) and a low of 13 °C (55 °F), with 89 mm (3.5 in) of rain and about 12 h 26 min of daylight. Rated 3 of 5 for a visit; the best months are July and September. Source: TerraClimate climate normals, 1991–2020.
Average high 23° · low 13° · rain 89 mm · daylight 12 h 26 min
✦✦✦ Fair for a visit · best months: July & September
Thirty years of records give Corunna an average September high of 23°, a low of 13° and some 89 mm of rain. Much like August: highs about 23°, nights near 13°. Easy travelling weather. Wet spells are common — about 89 mm, the 2nd wettest month.
The sun is up for about 12 h 26 min in mid-September, 89 minutes less than a month before.
For the traveller: pack light clothes and a jacket for the evening, and an oilskin besides. The Almanac rates September 3 of 5 for a visit; the finest months here are July and September.
Against its neighbours, Corunna runs cooler than most and wetter than most in September. Marysville, 5 km to the NW, sees much the same highs.
September in Corunna, by the numbers
- Warmth rank
- 4th warmest of 12
- Rain rank
- 2nd wettest of 12
- Versus August
- 3° colder, 16 mm more rain
- Versus October
- 7° warmer
- Day–night spread
- 11°
- Snow season
- Dec–Mar
- Daylight, mid-month
- 12 h 26 min
- Average wind
- 12 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| MarysvilleMichigan | 5 km NW | 23° | 13° | 88 mm |
| Port HuronMichigan | 10 km N | 24° | 13° | 88 mm |
| SarniaOntario | 11 km NNE | 23° | 13° | 89 mm |
| WallaceburgOntario | 32 km S | 23° | 13° | 79 mm |
| New BaltimoreMichigan | 33 km SW | 23° | 13° | 78 mm |
| Mount ClemensMichigan | 48 km SW | 24° | 13° | 75 mm |
| Lambton ShoresOntario | 51 km NE | 22° | 12° | 90 mm |
| Clinton TownshipMichigan | 52 km SW | 24° | 13° | 74 mm |