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 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
The transition from August to September sees average high-temperatures adjusting to a still warm 25.4°C (77.7°F), from a not significantly different 26.3°C (79.3°F). During September, Juncal sees a mean low-temperature of 15.7°C (60.3°F).Humidity
With an average relative humidity of 70%, September is the least humid month.Rainfall
In Juncal, in September, during 5.7 rainfall days, 18mm (0.71") of precipitation is typically accumulated. In Juncal, during the entire year, the rain falls for 103.6 days and collects up to 373mm (14.69") of precipitation.Daylight
In September, the average length of the day is 12h and 27min.On the first day of September in Juncal, sunrise is at 07:04 and sunset at 20:06. On the last day of the month, sunrise is at 07:31 and sunset at 19:19 WEST.
Sunshine
In Juncal, the average sunshine in September is 9.1h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 5 suggests this advice:
Act with care - The suggestion to avoid sunburn is emphasized. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Juncal in September?
What is the least humid month in Juncal?
What is the average humidity in September in Juncal?
How many days does it rain in September in Juncal?
What is the average length of the day in September in Juncal?
What time are sunrise and sunset in September in Juncal?
How long on average sun shines in September in Juncal?
How high is the UV index in September in Juncal?
Average temperature in September
Juncal, Portugal
- Average high temperature in September: 25.4°C
The warmest month (with the highest average high temperature) is August (26.3°C).
The month with the lowest average high temperature is January (13.7°C).
- Average low temperature in September: 15.7°C
The month with the highest average low temperature is August (16.1°C).
The coldest month (with the lowest average low temperature) is February (7.9°C).
Average pressure in September
Juncal, Portugal
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in September
Juncal, Portugal
- Average wind speed in September: 11.9km/h
The windiest month (with the highest average wind speed) is February (16km/h).
The calmest month (with the lowest average wind speed) is September (11.9km/h).
Average humidity in September
Juncal, Portugal
- Average humidity in September: 70%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is September (70%).
Average rainfall in September
Juncal, Portugal
- Average rainfall in September: 18mm
The wettest month (with the highest rainfall) is November (66mm).
The driest months (with the least rainfall) are July and August (3mm).
Average rainfall days in September
Juncal, Portugal
- Average rainfall days in September: 5.7 days
The month with the highest number of rainy days is November (13.4 days).
The month with the least rainy days is August (2.4 days).
Average daylight in September /
Average sunshine in September
Juncal, Portugal
- Average daylight in September: 12h and 2min
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 1min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in September
Juncal, Portugal
- Average sunshine days in September: 24.1 days
The month with the most sunshine days is August (27.9 days).
The month with the least sunshine days is November (15.7 days).
Average UV index in September
Juncal, Portugal
- Average UV index in September: 5
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Juncal, Portugal
- Average cloud cover in September: 24
The month with the most cloud cover is January (Cloud cover 46).
The months with the least cloud cover are August and September (Cloud cover 24).
Average visibility in September
Juncal, Portugal
- Average visibility in September: 9km
The months with the highest visibility are February, June and December (10km).
The months with the lowest visibility are January, March, April, May, July, August, September, October and November (9km).
