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
Weather in September
Temperature
The onset of September results in a small decrease in the average high-temperature, moderately receding from a moderately hot 28.3°C (82.9°F) in August to a still warm 24.2°C (75.6°F). Nighttime in September brings a stark departure from the daily high in Parâmio, resting at an average low-temperature of 11.5°C (52.7°F).Humidity
The average relative humidity in September is 57%.Rainfall
In Parâmio, in September, during 6.9 rainfall days, 27mm (1.06") of precipitation is typically accumulated. Throughout the year, there are 141.4 rainfall days, and 527mm (20.75") of precipitation is accumulated.Snowfall
In Parâmio, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 06:53 and sunset at 20:00. On the last day of September, sunrise is at 07:23 and sunset at 19:10 WEST.
Sunshine
In September, the average sunshine in Parâmio is 9.8h.UV index
In Parâmio, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 5 in September translates into these instructions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Frequently asked questions
What are September temperatures in Parâmio?
What is the average humidity in September in Parâmio?
How much does it rain in Parâmio in September?
When it does not snow in Parâmio?
What is the average length of the day in September in Parâmio?
When are sunrise and sunset in September in Parâmio?
How many hours of sunshine does Parâmio have in September?
What is the UV index intensity in September in Parâmio?
Average temperature in September
Parâmio, Portugal
- Average high temperature in September: 24.2°C
The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (8.3°C).
- Average low temperature in September: 11.5°C
The month with the highest average low temperature is July (13.8°C).
The coldest month (with the lowest average low temperature) is February (1.2°C).
Average pressure in September
Parâmio, Portugal
- Average pressure in September: 1017.8mbar
The month with the highest atmospheric pressure is December (1022.9mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in September
Parâmio, Portugal
- Average wind speed in September: 8.3km/h
The windiest month (with the highest average wind speed) is March (11.2km/h).
The calmest month (with the lowest average wind speed) is September (8.3km/h).
Average humidity in September
Parâmio, Portugal
- Average humidity in September: 57%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (52%).
Average rainfall in September
Parâmio, Portugal
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is November (73mm).
The driest month (with the least rainfall) is August (11mm).
Average rainfall days in September
Parâmio, Portugal
- Average rainfall days in September: 6.9 days
The month with the highest number of rainy days is April (17.6 days).
The month with the least rainy days is August (4.2 days).
Average snowfall in September
Parâmio, Portugal
- Average snowfall in September: 0mm
The month with the highest snowfall is February (19mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Parâmio, Portugal
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Parâmio, 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 5min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in September
Parâmio, Portugal
- Average sunshine days in September: 20.8 days
The month with the most sunshine days is August (24.5 days).
The month with the least sunshine days is April (10.8 days).
Average UV index in September
Parâmio, 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
Parâmio, Portugal
- Average cloud cover in September: 20
The month with the most cloud cover is January (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 13).
Average visibility in September
Parâmio, Portugal
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, November and December (8km).
Parâmio, Portugal
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