Herval Weather in September
Herval in September
The short of it: Herval in September averages a high of 20 °C (67 °F) and a low of 10 °C (50 °F), with 140 mm (5.5 in) of rain and about 11 h 57 min of daylight. Rated 3 of 5 for a visit; the best months are April and October. Source: TerraClimate climate normals, 1991–2020.
Average high 20° · low 10° · rain 140 mm · daylight 11 h 57 min
✦✦✦ Fair for a visit · best months: April & October
September in Herval brings afternoons near 20° and nights around 10°, with about 140 mm of rain over the month. Much like August: highs about 20°, nights near 10°. Easy travelling weather. Wet spells are common — about 140 mm, the 2nd wettest month.
The sun is up for about 11 h 57 min in mid-September, 59 minutes more than a month before.
For the traveller: pack layers, a wool coat and stout boots, and an oilskin besides. The Almanac rates September 3 of 5 for a visit; the finest months here are April and October.
Against its neighbours, Herval runs cooler than most and drier than most in September. Arroio Grande, 38 km to the SE, is 1° warmer by day.
September in Herval, by the numbers
- Warmth rank
- 9th warmest of 12
- Rain rank
- 2nd wettest of 12
- Versus August
- 1° warmer, 20 mm more rain
- Versus October
- 3° colder
- Day–night spread
- 10°
- Snow season
- seldom any
- Daylight, mid-month
- 11 h 57 min
- Average wind
- 11 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| Arroio GrandeRio Grande do Sul | 38 km SE | 20° | 11° | 134 mm |
| Pinheiro MachadoRio Grande do Sul | 50 km N | 20° | 10° | 164 mm |
| Pedro OsórioRio Grande do Sul | 56 km ENE | 21° | 12° | 157 mm |
| CandiotaRio Grande do Sul | 58 km NNW | 21° | 11° | 158 mm |
| CerritoRio Grande do Sul | 58 km ENE | 21° | 12° | 157 mm |
| JaguarãoRio Grande do Sul | 60 km S | 20° | 11° | 121 mm |
| Río BrancoCerro Largo | 64 km S | 20° | 11° | 120 mm |
| Isidoro NoblíaCerro Largo | 69 km W | 21° | 10° | 126 mm |