Os Weather in September
Os in September
The short of it: Os in September averages a high of 11 °C (51 °F) and a low of 3 °C (37 °F), with 50 mm (2.0 in) of rain and about 12 h 49 min of daylight. Rated 3 of 5 for a visit; the best months are July and June. Source: TerraClimate climate normals, 1991–2020.
Average high 11° · low 3° · rain 50 mm · daylight 12 h 49 min
✦✦✦ Fair for a visit · best months: July & June
Thirty years of records give Os an average September high of 11°, a low of 3° and some 50 mm of rain. The year turns hard here: highs drop 5° from August to about 11°, with nights near 3°. Rain is modest, about 50 mm, the 4th wettest month.
The sun is up for about 12 h 49 min in mid-September, 193 minutes less than a month before.
For the traveller: pack layers, a wool coat and stout boots. The Almanac rates September 3 of 5 for a visit; the finest months here are July and June.
Against its neighbours, Os runs cooler than most and wetter than most in September. Røros, 12 km to the NE, is 1° warmer by day.
September in Os, by the numbers
- Warmth rank
- 4th warmest of 12
- Rain rank
- 4th wettest of 12
- Versus August
- 5° colder, 30 mm less rain
- Versus October
- 7° warmer
- Day–night spread
- 8°
- Snow season
- Oct–May
- Daylight, mid-month
- 12 h 49 min
- Average wind
- 12 km/h