Österby Weather in September
Österby in September
The short of it: Österby in September averages a high of 17 °C (62 °F) and a low of 10 °C (50 °F), with 48 mm (1.9 in) of rain and about 12 h 41 min of daylight. Rated 4 of 5 for a visit; the best months are June and July. Source: TerraClimate climate normals, 1991–2020.
Average high 17° · low 10° · rain 48 mm · daylight 12 h 41 min
✦✦✦✦ Recommended for a visit · best months: June & July
September in Österby brings afternoons near 17° and nights around 10°, with about 48 mm of rain over the month. The year turns hard here: highs drop 4° from August to about 17°, with nights near 10°. Rain is modest, about 48 mm, the 6th wettest month.
The sun is up for about 12 h 41 min in mid-September, 156 minutes less than a month before.
For the traveller: pack layers, a wool coat and stout boots. The Almanac rates September 4 of 5 for a visit; the finest months here are June and July.
Against its neighbours, Österby runs cooler than most and wetter than most in September. Slite, 2 km to the S, sees much the same highs.
September in Österby, by the numbers
- Warmth rank
- 4th warmest of 12
- Rain rank
- 6th wettest of 12
- Versus August
- 4° colder, 9.0 mm less rain
- Versus October
- 5° warmer
- Day–night spread
- 7°
- Snow season
- Dec–Mar
- Daylight, mid-month
- 12 h 41 min
- Average wind
- 20 km/h