Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
Riodeva in September experiences a subtle temperature decline, with average high-temperatures reducing from a moderately hot 27.7°C (81.9°F) in August to an agreeable 22.1°C (71.8°F). Nighttime temperatures hover around an average low of 11.4°C (52.5°F) in September.Humidity
In Riodeva, Spain, the average relative humidity in September is 60%.Rainfall
In Riodeva, in September, during 10.6 rainfall days, 23mm (0.91") of precipitation is typically accumulated. Throughout the year, in Riodeva, there are 114.8 rainfall days, and 293mm (11.54") of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 27min.On the first day of September, sunrise is at 07:32 and sunset at 20:36. On the last day of the month, sunrise is at 08:00 and sunset at 19:48 CEST.
Sunshine
In Riodeva, the average sunshine in September is 9.5h.UV index
In September, the average daily maximum UV index in Riodeva is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: An average maximum UV index of 4 in September leads to these recommendations:
Act with care - The need to guard against sun damage is communicated. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Riodeva in September?
What is the average humidity in September in Riodeva?
How many days does it rain in September in Riodeva?
When it does not snow in Riodeva?
How many hours of daylight does Riodeva have in September?
What time are sunrise and sunset in September in Riodeva?
How long on average sun shines in September in Riodeva?
What is the UV index reading in September in Riodeva?
Average temperature in September
Riodeva, Spain
- Average high temperature in September: 22.1°C
The warmest month (with the highest average high temperature) is July (27.9°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in September: 11.4°C
The month with the highest average low temperature is August (15.4°C).
The coldest month (with the lowest average low temperature) is January (-1.2°C).
Average pressure in September
Riodeva, Spain
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is December (1022.3mbar).
The month with the lowest atmospheric pressure is April (1014.8mbar).
Average wind speed in September
Riodeva, Spain
- Average wind speed in September: 8.9km/h
The windiest month (with the highest average wind speed) is February (16.3km/h).
The calmest month (with the lowest average wind speed) is September (8.9km/h).
Average humidity in September
Riodeva, Spain
- Average humidity in September: 60%
The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is July (49%).
Average rainfall in September
Riodeva, Spain
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is April (39mm).
The driest month (with the least rainfall) is February (14mm).
Average rainfall days in September
Riodeva, Spain
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is April (14.3 days).
The month with the least rainy days is July (6.5 days).
Average snowfall in September
Riodeva, Spain
- Average snowfall in September: 0mm
The month with the highest snowfall is January (53mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Riodeva, Spain
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Riodeva, Spain
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 9h and 3min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are November and December (Average sunshine: 6h and 48min).
Average sunshine days in September
Riodeva, Spain
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is July (21.1 days).
The month with the least sunshine days is April (14.1 days).
Average UV index in September
Riodeva, Spain
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Riodeva, Spain
- Average cloud cover in September: 20
The month with the most cloud cover is January (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 11).
Average visibility in September
Riodeva, Spain
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).
