Rivervale Weather in September
Rivervale in September
The short of it: Rivervale in September averages a high of 21 °C (69 °F) and a low of 11 °C (51 °F), with 76 mm (3.0 in) of rain and about 11 h 57 min of daylight. Rated 3 of 5 for a visit; the best months are October and April. Source: TerraClimate climate normals, 1991–2020.
Average high 21° · low 11° · rain 76 mm · daylight 11 h 57 min
✦✦✦ Fair for a visit · best months: October & April
Thirty years of records give Rivervale an average September high of 21°, a low of 11° and some 76 mm of rain. Much like August: highs about 21°, nights near 11°. Easy travelling weather. Wet spells are common — about 76 mm, the 5th wettest month.
The sun is up for about 11 h 57 min in mid-September, 59 minutes more 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 October and April.
Against its neighbours, Rivervale runs warmer than most and about as wet in September. Maylands, 3 km to the NNW, sees much the same highs.
September in Rivervale, by the numbers
- Warmth rank
- 9th warmest of 12
- Rain rank
- 5th wettest of 12
- Versus August
- 2° warmer, 35 mm less rain
- Versus October
- 3° colder
- Day–night spread
- 10°
- Snow season
- seldom any
- Daylight, mid-month
- 11 h 57 min
- Average wind
- 16 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| MaylandsWestern Australia | 3 km NNW | 21° | 11° | 76 mm |
| East Victoria ParkWestern Australia | 4 km SSW | 20° | 11° | 78 mm |
| East PerthWestern Australia | 4 km W | 20° | 11° | 74 mm |
| BayswaterWestern Australia | 4 km N | 21° | 10° | 76 mm |
| Mount LawleyWestern Australia | 5 km WNW | 20° | 11° | 77 mm |
| PerthWestern Australia | 5 km W | 20° | 11° | 77 mm |
| South PerthWestern Australia | 5 km SW | 20° | 11° | 74 mm |
| Perth city centreWestern Australia | 6 km W | 20° | 11° | 77 mm |