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
The beginning of September subtly marks a decrease in the average high-temperature, transitioning from a moderately hot 29.1°C (84.4°F) in August to a still warm 25.5°C (77.9°F). Contrasting the daytime warmth, Boticas's September nights cool down to an average of 11.4°C (52.5°F).Humidity
The average relative humidity in September is 61%.Rainfall
In Boticas, in September, during 5.9 rainfall days, 14mm (0.55") of precipitation is typically accumulated. In Boticas, during the entire year, the rain falls for 126.9 days and collects up to 450mm (17.72") of precipitation.Snowfall
In Boticas, snow does not fall in March through December.Daylight
In September, the average length of the day is 12h and 28min.On the first day of the month, sunrise is at 06:57 and sunset at 20:03. On the last day of September, sunrise is at 07:27 and sunset at 19:13 WEST.
Sunshine
The average sunshine in September is 9.5h.UV index
In Boticas, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In September, a daily UV index of 5 turns into the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Boticas in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Boticas have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Boticas have in September?
What is the UV index intensity in September?
Average temperature in September
Boticas, Portugal
- Average high temperature in September: 25.5°C
The warmest month (with the highest average high temperature) is August (29.1°C).
The month with the lowest average high temperature is January (8.9°C).
- Average low temperature in September: 11.4°C
The months with the highest average low temperature are July and August (13.1°C).
The coldest month (with the lowest average low temperature) is February (1.5°C).
Average pressure in September
Boticas, Portugal
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is December (1022.7mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in September
Boticas, Portugal
- Average wind speed in September: 6.4km/h
The windiest month (with the highest average wind speed) is March (8.3km/h).
The calmest month (with the lowest average wind speed) is September (6.4km/h).
Average humidity in September
Boticas, Portugal
- Average humidity in September: 61%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (56%).
Average rainfall in September
Boticas, Portugal
- Average rainfall in September: 14mm
The wettest month (with the highest rainfall) is December (72mm).
The driest months (with the least rainfall) are July and August (11mm).
Average rainfall days in September
Boticas, Portugal
- Average rainfall days in September: 5.9 days
The month with the highest number of rainy days is April (14.6 days).
The month with the least rainy days is August (3.8 days).
Average snowfall in September
Boticas, Portugal
- Average snowfall in September: 0mm
The month with the highest snowfall is February (5mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Boticas, Portugal
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Boticas, Portugal
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 9h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in September
Boticas, Portugal
- Average sunshine days in September: 22 days
The month with the most sunshine days is August (25.5 days).
The month with the least sunshine days is November (13.5 days).
Average UV index in September
Boticas, Portugal
- Average UV index in September: 5
The month with the highest UV index is 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
Boticas, Portugal
- Average cloud cover in September: 22
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in September
Boticas, Portugal
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (6km).
