September weather forecastOneta, Spain
September
Weather in September
September, the first month of the autumn in Oneta, is also an agreeable month, with an average temperature varying between 21.5°C (70.7°F) and 13.2°C (55.8°F).Temperature
Oneta, Spain, observes a minor difference in average high-temperatures between August's 22.4°C (72.3°F) and September's 21.5°C (70.7°F). During September, Oneta consistently records a temperature low averaging a mild 13.2°C (55.8°F).Humidity
In Oneta, the average relative humidity in September is 80%.Rainfall
September is the month with the least rainfall. Rain falls for 11.6 days and accumulates 24mm (0.94") of precipitation.Snowfall
In Oneta, snow does not fall in January, March through December.Daylight
The average length of the day in September in Oneta is 12h and 30min.On the first day of the month, sunrise is at 07:51 and sunset at 21:01. On the last day of September, in Oneta, sunrise is at 08:23 and sunset at 20:09 CEST.
Sunshine
The average sunshine in September in Oneta is 7.7h.UV index
May through September, with an average maximum UV index of 5, are months with the highest UV index in Oneta. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 5 in September translates into these instructions:
Ensure safety - Recommendations to avert sunburn are presented. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Oneta, Spain
- Average high temperature in September: 21.5°C
The warmest month (with the highest average high temperature) is August (22.4°C).
The month with the lowest average high temperature is January (11.3°C).
- Average low temperature in September: 13.2°C
The month with the highest average low temperature is August (13.9°C).
The coldest month (with the lowest average low temperature) is February (5.6°C).
Average pressure in September
Oneta, Spain
- Average pressure in September: 1018.5mbar
The month with the highest atmospheric pressure is December (1021.4mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in September
Oneta, Spain
- Average wind speed in September: 9.5km/h
The windiest month (with the highest average wind speed) is February (14.4km/h).
The calmest month (with the lowest average wind speed) is August (9km/h).
Average humidity in September
Oneta, Spain
- Average humidity in September: 80%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (78%).
Average rainfall in September
Oneta, Spain
- Average rainfall in September: 24mm
The wettest month (with the highest rainfall) is November (108mm).
The driest month (with the least rainfall) is September (24mm).
Average rainfall days in September
Oneta, Spain
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is January (19.5 days).
The month with the least rainy days is September (11.6 days).
Average snowfall in September
Oneta, Spain
- Average snowfall in September: 0mm
The month with the highest snowfall is February (3mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Oneta, Spain
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Oneta, Spain
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 7h and 42min
The month with the most sunshine is June (Average sunshine: 9h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in September
Oneta, Spain
- Average sunshine days in September: 14 days
The month with the most sunshine days is October (14.5 days).
The month with the least sunshine days is November (7.7 days).
Average UV index in September
Oneta, Spain
- Average UV index in September: 5
The months with the highest UV index are May, June, July, August and September (UV index 5).
The month with the lowest UV index is February (UV index 2).
Average cloud cover in September
Oneta, Spain
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is October (Cloud cover 40).
Average visibility in September
Oneta, Spain
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, October, November and December (9km).
The months with the lowest visibility are May, June, July, August and September (8km).





