Westerly Weather in September
Westerly in September
The short of it: Westerly in September averages a high of 24 °C (74 °F) and a low of 13 °C (55 °F), with 105 mm (4.1 in) of rain and about 12 h 25 min of daylight. Rated 3 of 5 for a visit; the best months are September and June. Source: TerraClimate climate normals, 1991–2020.
Average high 74° · low 55° · rain 4.1 in. · daylight 12 h 25 min
✦✦✦ Fair for a visit · best months: September & June
September in Westerly brings afternoons near 74° and nights around 55°, with about 4.1 in. of rain over the month. Much like August: highs about 74°, nights near 55°. Easy travelling weather. Wet spells are common — about 4.1 in., the 6th wettest month.
The sun is up for about 12 h 25 min in mid-September, 85 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; it is the best month of the year to come.
Against its neighbours, Westerly runs cooler than most and drier than most in September. New London, 14 mi to the W, is 1° warmer by day.
September in Westerly, by the numbers
- Warmth rank
- 4th warmest of 12
- Rain rank
- 6th wettest of 12
- Versus August
- 6° colder, 0.2 in. more rain
- Versus October
- 11° warmer
- Day–night spread
- 19°
- Snow season
- Dec–Mar
- Daylight, mid-month
- 12 h 25 min
- Average wind
- 8 mph
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| New LondonConnecticut | 14 mi W | 75° | 56° | 4.2 in. |
| WaterfordConnecticut | 16 mi W | 75° | 55° | 4.2 in. |
| NorwichConnecticut | 16 mi NW | 75° | 55° | 4.2 in. |
| South KingstownRhode Island | 16 mi ENE | 74° | 56° | 4.2 in. |
| Montville CenterConnecticut | 18 mi WNW | 74° | 54° | 4.3 in. |
| NarragansettRhode Island | 20 mi ENE | 73° | 56° | 4.1 in. |
| PlainfieldConnecticut | 21 mi NNW | 74° | 53° | 4.1 in. |
| North KingstownRhode Island | 22 mi ENE | 74° | 55° | 4.1 in. |