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 arrival of September brings an average high-temperature of a still warm 25.6°C (78.1°F), nearly identical to August's 27.8°C (82°F). Significant dips from daytime highs mark the September nights in Caldas de Vizela, with a consistent average temperature of 13.1°C (55.6°F).Humidity
In September, the average relative humidity is 65%.Rainfall
In Caldas de Vizela, during September, the rain falls for 7.2 days and regularly aggregates up to 28mm (1.1") of precipitation. Throughout the year, there are 137.7 rainfall days, and 854mm (33.62") of precipitation is accumulated.Snowfall
In Caldas de Vizela, snow does not fall in February through December.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September in Caldas de Vizela, sunrise is at 07:00 and sunset at 20:06. On the last day of the month, sunrise is at 07:29 and sunset at 19:16 WEST.
Sunshine
In Caldas de Vizela, the average sunshine in September is 9.2h.UV index
The average daily maximum UV index in September in Caldas de Vizela 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: The maximum daily UV index of 5 during September translates into the following directions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Caldas de Vizela?
What is the average humidity in September in Caldas de Vizela?
How much does it rain in Caldas de Vizela in September?
When it does not snow in Caldas de Vizela?
How many hours of daylight does Caldas de Vizela have in September?
When is the sunrise / sunset in September in Caldas de Vizela?
How many hours of sunshine does Caldas de Vizela have in September?
How high is the UV index in September in Caldas de Vizela?
Average temperature in September
Caldas de Vizela, Portugal
- Average high temperature in September: 25.6°C
The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is January (11.4°C).
- Average low temperature in September: 13.1°C
The month with the highest average low temperature is August (14.1°C).
The coldest months (with the lowest average low temperature) are January and February (4.7°C).
Average pressure in September
Caldas de Vizela, Portugal
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in September
Caldas de Vizela, Portugal
- Average wind speed in September: 6.5km/h
The windiest month (with the highest average wind speed) is March (8.2km/h).
The calmest month (with the lowest average wind speed) is September (6.5km/h).
Average humidity in September
Caldas de Vizela, Portugal
- Average humidity in September: 65%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (63%).
Average rainfall in September
Caldas de Vizela, Portugal
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is December (131mm).
The driest month (with the least rainfall) is July (10mm).
Average rainfall days in September
Caldas de Vizela, Portugal
- Average rainfall days in September: 7.2 days
The month with the highest number of rainy days is January (15.8 days).
The month with the least rainy days is August (4.6 days).
Average snowfall in September
Caldas de Vizela, Portugal
- 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
Caldas de Vizela, Portugal
- 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
Caldas de Vizela, Portugal
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in September
Caldas de Vizela, Portugal
- Average sunshine days in September: 21.2 days
The month with the most sunshine days is August (24.2 days).
The month with the least sunshine days is November (11.9 days).
Average UV index in September
Caldas de Vizela, Portugal
- Average UV index in September: 5
The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Caldas de Vizela, Portugal
- Average cloud cover in September: 24
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in September
Caldas de Vizela, Portugal
- Average visibility in September: 9km
The months with the highest visibility are June, July, August and September (9km).
The month with the lowest visibility is January (7km).
