Rittō Weather in September
Rittō in September
The short of it: Rittō in September averages a high of 29 °C (83 °F) and a low of 20 °C (67 °F), with 185 mm (7.3 in) of rain and about 12 h 21 min of daylight. Rated 3 of 5 for a visit; the best months are October and May. Source: TerraClimate climate normals, 1991–2020.
Average high 29° · low 20° · rain 185 mm · daylight 12 h 21 min
✦✦✦ Fair for a visit · best months: October & May
Thirty years of records give Rittō an average September high of 29°, a low of 20° and some 185 mm of rain. The year turns hard here: highs drop 4° from August to about 29°, with nights near 20°. Wet spells are common — about 185 mm, the 3rd wettest month.
The sun is up for about 12 h 21 min in mid-September, 67 minutes less than a month before.
For the traveller: pack linen, a wide hat and water, and an oilskin besides. The Almanac rates September 3 of 5 for a visit; the finest months here are October and May.
Against its neighbours, Rittō runs warmer than most and wetter than most in September. Kusatsu, 3 km to the WSW, sees much the same highs.
September in Rittō, by the numbers
- Warmth rank
- 3rd warmest of 12
- Rain rank
- 3rd wettest of 12
- Versus August
- 4° colder, 55 mm more rain
- Versus October
- 6° warmer
- Day–night spread
- 9°
- Snow season
- seldom any
- Daylight, mid-month
- 12 h 21 min
- Average wind
- 8 km/h