Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
A change in temperatures is noted as September gives way to October, with average highs reducing from a warm 26.5°C (79.7°F) to an agreeable 20.7°C (69.3°F). Throughout October, an average nighttime temperature of 10.4°C (50.7°F) is experienced.Humidity
The average relative humidity in October is 71%.Rainfall
In Viseu, in October, during 11.2 rainfall days, 50mm (1.97") of precipitation is typically accumulated. Throughout the year, in Viseu, Portugal, there are 125.4 rainfall days, and 553mm (21.77") of precipitation is accumulated.Snowfall
April through October and December are months without snowfall.Daylight
The average length of the day in October in Viseu is 11h and 7min.On the first day of the month, sunrise is at 07:28 and sunset at 19:13 WEST. On the last day of October, sunrise is at 07:01 and sunset at 17:29 WET.
Note: On Sunday, 27. October 2024, at 02:00, Daylight Saving Time ends, and the time zone changes from WEST to WET. Daylight Saving Time starts again on Sunday, 30. March 2025, at 01:00; consequently, the time zone reverts from WET to WEST.
Sunshine
The average sunshine in October is 6.5h.UV index
In October, the average daily maximum UV index in Viseu is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In October, a daily UV index of 4 turns into the following recommendations:
Make use of precautions - It is urged to ward off sun damage. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Frequently asked questions
What is the temperature in October in Viseu?
What is the average humidity in October in Viseu?
How much does it rain in Viseu in October?
When it does not snow in Viseu?
Does it snow in Viseu in October?
What is the average length of the day in October in Viseu?
When is the sunrise / sunset in October in Viseu?
When does Daylight Saving Time (DST) end in October in Viseu?
How many hours of sunshine does Viseu have in October?
How high is the UV index in October in Viseu?
Average temperature in October
Viseu, Portugal
- Average high temperature in October: 20.7°C
The warmest month (with the highest average high temperature) is August (29.6°C).
The month with the lowest average high temperature is January (10.7°C).
- Average low temperature in October: 10.4°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (3.1°C).
Average pressure in October
Viseu, Portugal
- Average pressure in October: 1016.2mbar
The month with the highest atmospheric pressure is December (1022.9mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in October
Viseu, Portugal
- Average wind speed in October: 7.7km/h
The windiest month (with the highest average wind speed) is March (9.1km/h).
The calmest month (with the lowest average wind speed) is September (7km/h).
Average humidity in October
Viseu, Portugal
- Average humidity in October: 71%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (57%).
Average rainfall in October
Viseu, Portugal
- Average rainfall in October: 50mm
The wettest month (with the highest rainfall) is December (92mm).
The driest month (with the least rainfall) is July (6mm).
Average rainfall days in October
Viseu, Portugal
- Average rainfall days in October: 11.2 days
The month with the highest number of rainy days is November (15.5 days).
The month with the least rainy days is August (3.3 days).
Average snowfall in October
Viseu, Portugal
- Average snowfall in October: 0mm
The months with the highest snowfall are January and February (3mm).
The months with the least snowfall are April, May, June, July, August, September, October and December (0mm).
Average snowfall days in October
Viseu, Portugal
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in October /
Average sunshine in October
Viseu, Portugal
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in October: 6h 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 42min).
Average sunshine days in October
Viseu, Portugal
- Average sunshine days in October: 18.6 days
The month with the most sunshine days is August (26.8 days).
The month with the least sunshine days is April (13 days).
Average UV index in October
Viseu, Portugal
- Average UV index in October: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Viseu, Portugal
- Average cloud cover in October: 38
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 17).
Average visibility in October
Viseu, Portugal
- Average visibility in October: 8km
The months with the highest visibility are June, July, August and September (9km).
The months with the lowest visibility are January and November (7km).
Viseu, Portugal
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