St Clair Weather in September
St Clair in September
The short of it: St Clair in September averages a high of 23 °C (73 °F) and a low of 8 °C (47 °F), with 41 mm (1.6 in) of rain and about 11 h 56 min of daylight. Rated 5 of 5 for a visit; the best months are September and August. Source: TerraClimate climate normals, 1991–2020.
Average high 23° · low 8° · rain 41 mm · daylight 11 h 56 min
✦✦✦✦✦ Recommended for a visit · best months: September & August
September in St Clair brings afternoons near 23° and nights around 8°, with about 41 mm of rain over the month. Much like August: highs about 23°, nights near 8°. Easy travelling weather. Rain is modest, about 41 mm, the 10th wettest month.
The sun is up for about 11 h 56 min in mid-September, 63 minutes more than a month before.
For the traveller: pack light clothes and a jacket for the evening. The Almanac rates September 5 of 5 for a visit; it is the best month of the year to come.
Against its neighbours, St Clair runs cooler than most and drier than most in September. Mount Druitt, 5 km to the NE, sees much the same highs.
September in St Clair, by the numbers
- Warmth rank
- 8th warmest of 12
- Rain rank
- 10th wettest of 12
- Versus August
- 3° warmer, 7.0 mm more rain
- Versus October
- 2° colder
- Day–night spread
- 15°
- Snow season
- seldom any
- Daylight, mid-month
- 11 h 56 min
- Average wind
- 11 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| Mount DruittNew South Wales | 5 km NE | 23° | 9° | 44 mm |
| Glenmore ParkNew South Wales | 11 km W | 23° | 8° | 41 mm |
| Quakers HillNew South Wales | 12 km NE | 23° | 9° | 48 mm |
| BlacktownNew South Wales | 13 km ENE | 23° | 9° | 50 mm |
| Seven HillsNew South Wales | 14 km E | 23° | 9° | 50 mm |
| GreystanesNew South Wales | 15 km E | 22° | 9° | 49 mm |
| GlenwoodNew South Wales | 15 km ENE | 23° | 9° | 51 mm |
| FairfieldNew South Wales | 17 km ESE | 23° | 9° | 46 mm |