Grand Roy Weather in September
Grand Roy in September
The short of it: Grand Roy in September averages a high of 31 °C (87 °F) and a low of 24 °C (75 °F), with 205 mm (8.1 in) of rain and about 12 h 11 min of daylight. Rated 2 of 5 for a visit; the best months are March and January. Source: TerraClimate climate normals, 1991–2020.
Average high 31° · low 24° · rain 205 mm · daylight 12 h 11 min
✦✦ Travel with care for a visit · best months: March & January
Thirty years of records give Grand Roy an average September high of 31°, a low of 24° and some 205 mm of rain. The height of summer in Grand Roy, with afternoons near 31°. Wet spells are common — about 205 mm, the 5th wettest month.
The sun is up for about 12 h 11 min in mid-September, 21 minutes less than a month before.
For the traveller: pack linen, a wide hat and water, and an oilskin besides. The Almanac rates September 2 of 5 for a visit; the finest months here are March and January.
Against its neighbours, Grand Roy runs about middling and wetter than most in September. Gouyave, 4 km to the NNE, sees much the same highs.
September in Grand Roy, by the numbers
- Warmth rank
- 1st warmest of 12
- Rain rank
- 5th wettest of 12
- Versus August
- about the same, 12 mm less rain
- Versus October
- about the same
- Day–night spread
- 7°
- Snow season
- seldom any
- Daylight, mid-month
- 12 h 11 min
- Average wind
- 13 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| GouyaveSaint John Parish | 4 km NNE | 31° | 24° | 205 mm |
| VictoriaSaint Mark Parish | 8 km NNE | 30° | 24° | 204 mm |
| Saint George'sSaint George Parish | 9 km S | 32° | 25° | 196 mm |
| Saint David’sSaint David Parish | 12 km SE | 30° | 23° | 187 mm |
| GrenvilleSaint Andrew Parish | 13 km E | 31° | 25° | 195 mm |
| TivoliSaint Andrew Parish | 15 km ENE | 32° | 25° | 198 mm |
| SauteursSaint Patrick Parish | 15 km NE | 31° | 25° | 204 mm |
| Upper La TasteSaint Patrick Parish | 15 km ENE | 32° | 25° | 198 mm |