Ondarroa Weather in September
Ondarroa in September
The short of it: Ondarroa in September averages a high of 23 °C (73 °F) and a low of 14 °C (57 °F), with 70 mm (2.8 in) of rain and about 12 h 26 min of daylight. Rated 4 of 5 for a visit; the best months are July and September. Source: TerraClimate climate normals, 1991–2020.
Average high 23° · low 14° · rain 70 mm · daylight 12 h 26 min
✦✦✦✦ Recommended for a visit · best months: July & September
Thirty years of records give Ondarroa an average September high of 23°, a low of 14° and some 70 mm of rain. Much like August: highs about 23°, nights near 14°. Easy travelling weather. Wet spells are common — about 70 mm, the 10th wettest month.
The sun is up for about 12 h 26 min in mid-September, 91 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 4 of 5 for a visit; the finest months here are July and September.
Against its neighbours, Ondarroa runs warmer than most and about as wet in September. Elgoibar, 11 km to the S, sees much the same highs.
September in Ondarroa, by the numbers
- Warmth rank
- 3rd warmest of 12
- Rain rank
- 10th wettest of 12
- Versus August
- 2° colder, 2.0 mm less rain
- Versus October
- 3° warmer
- Day–night spread
- 9°
- Snow season
- seldom any
- Daylight, mid-month
- 12 h 26 min
- Average wind
- 12 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| ElgoibarBasque Country | 11 km S | 23° | 14° | 69 mm |
| EibarBasque Country | 15 km SSW | 22° | 13° | 65 mm |
| ErmuaBasque Country | 16 km SSW | 23° | 13° | 63 mm |
| AzkoitiaBasque Country | 18 km SSE | 22° | 13° | 72 mm |
| AzpeitiaBasque Country | 19 km SE | 22° | 13° | 73 mm |
| ZarautzBasque Country | 20 km E | 23° | 14° | 80 mm |
| Gernika-LumoBasque Country | 22 km W | 24° | 14° | 64 mm |
| BergaraBasque Country | 22 km S | 23° | 13° | 60 mm |