September weather forecastChelva, Spain
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Chelva, Spain, with an average temperature ranging between max 27.5°C (81.5°F) and min 19.5°C (67.1°F).Temperature
The arrival of September corresponds with a light shift in temperature, down from a tropical 30.6°C (87.1°F) in August to a moderately hot 27.5°C (81.5°F). In the month of September, the nighttime temperature in Chelva, Spain, dips to a steady average of 19.5°C (67.1°F).Heat index
The heat index for September is computed to be 29°C (84.2°F). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.Understand that the heat index values take into account shaded locations and mild winds. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', takes into account both air temperature and humidity to illustrate what people actually feel. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
Humidity
The average relative humidity in September is 64%.Rainfall
In Chelva, Spain, during September, the rain falls for 6.9 days and regularly aggregates up to 21mm (0.83") of precipitation. In Chelva, Spain, during the entire year, the rain falls for 66.4 days and collects up to 200mm (7.87") of precipitation.Snowfall
In Chelva, snow does not fall in February through December.Daylight
In Chelva, the average length of the day in September is 12h and 27min.On the first day of the month, sunrise is at 07:32 and sunset at 20:35. On the last day of September, sunrise is at 07:59 and sunset at 19:47 CEST.
Sunshine
In September, the average sunshine is 9h.UV index
The average daily maximum UV index in September in Chelva is 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In September, an average UV index of 6 transforms into the following instructions:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Chelva, Spain
- Average high temperature in September: 27.5°C
The warmest month (with the highest average high temperature) is August (30.6°C).
The month with the lowest average high temperature is January (15°C).
- Average low temperature in September: 19.5°C
The month with the highest average low temperature is August (22.3°C).
The coldest months (with the lowest average low temperature) are January and February (7.4°C).
Average pressure in September
Chelva, Spain
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is December (1021.9mbar).
The month with the lowest atmospheric pressure is April (1014.8mbar).
Average wind speed in September
Chelva, Spain
- Average wind speed in September: 9.9km/h
The windiest month (with the highest average wind speed) is January (14.6km/h).
The calmest month (with the lowest average wind speed) is October (9.8km/h).
Average humidity in September
Chelva, Spain
- Average humidity in September: 64%
The month with the highest relative humidity is October (65%).
The month with the lowest relative humidity is June (58%).
Average rainfall in September
Chelva, Spain
- Average rainfall in September: 21mm
The wettest month (with the highest rainfall) is March (30mm).
The driest month (with the least rainfall) is February (5mm).
Average rainfall days in September
Chelva, Spain
- Average rainfall days in September: 6.9 days
The month with the highest number of rainy days is April (7.7 days).
The months with the least rainy days are January and June (3.8 days).
Average snowfall in September
Chelva, Spain
- Average snowfall in September: 0mm
The month with the highest snowfall is January (1mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Chelva, Spain
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Chelva, Spain
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is November (Average sunshine: 6h and 42min).
Average sunshine days in September
Chelva, Spain
- Average sunshine days in September: 20.9 days
The month with the most sunshine days is January (26.6 days).
The months with the least sunshine days are April and September (20.9 days).
Average UV index in September
Chelva, Spain
- Average UV index in September: 6
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in September
Chelva, Spain
- Average cloud cover in September: 21
The month with the most cloud cover is April (Cloud cover 28).
The month with the least cloud cover is June (Cloud cover 13).
Average visibility in September
Chelva, Spain
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





