Viseu in september: average Weather, Temperature and Climate
Weather in Viseu in september 2025
The weather in Viseu in september comes from statistical datas on the last years. You can view the weather statistics for the whole month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
perfect weather UV index: 6
Weather at 6am
58°F
Clear/Sunny
54% of time
21%
16%
5%
Weather at 12pm
79°F
Clear/Sunny
68% of time
19%
7%
4%
Weather at 6pm
72°F
Clear/Sunny
66% of time
17%
9%
6%
Weather at 3am
59°F
53%
20%
13%
10%
Evolution of daily average temperature and precipitation in Viseu in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Viseu in september.
The climate of Viseu in september is perfect
the weather in Viseu in september is rather dry (with 2.2in of precipitation over 3 days). It should be noted a worsening from the previous month since in august there is an average of 0.5in of precipitation over 1 days.
The climate quite nice in this location this month. The high seasonal norm is 81°F. The minimum is 58°F. Thus, the mean temperature average in september in Viseu is 70°F. These temperatures are far removed from those records observed in Viseu in september with a maximum record of 101°F in 2016 and a minimum record of 43°F in 2010. You can expect to have about 8 days with temperatures above 86°F, or 27 of the month.
In september in Viseu, the days on average last 12:28. Sunrise is at 06:12 and sets at 18:40.
With ideal weather conditions, september is recommended to go in that area.
Seasonal average climate and temperature of Viseu in september
Check below seasonal norms These statistics are set from the weather statements of the last years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 70°F | ||||
| Highest temperature | 81°F | ||||
| Lowest temperature | 58°F | ||||
| Highest record temperature | 101°F (2016) | ||||
| Lowest record temperature | 43°F (2010) | ||||
| Number of days at +86°F | 8 day(s) (27%) | ||||
| Number of days at +65°F | 29 day(s) (97%) | ||||
| Wind | |||||
| Wind speed | 13km/h | ||||
| Wind temperature | 58°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 2.2in | ||||
| Number of days with rainfall | 3 day(s) (10%) | ||||
| Record daily rainfall | 2.7in (2013) | ||||
| Other climate data | |||||
| Humidity | 78% | ||||
| Visibility | 9.03km | ||||
| Cloud cover | 23% | ||||
| UV index | 6 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:12 | ||||
| Time of sunset | 18:40 | ||||
| Length of day | 12:28 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | perfect | ||||
How was the weather last september?
Here is the day by day recorded weather in Viseu in september 2024:
61°F to 85°F
58°F to 83°F
54°F to 85°F
56°F to 83°F
56°F to 81°F
49°F to 70°F
54°F to 76°F
49°F to 77°F
52°F to 83°F
56°F to 86°F
58°F to 86°F
56°F to 83°F
58°F to 81°F
52°F to 85°F
59°F to 88°F
61°F to 88°F
59°F to 83°F
54°F to 86°F
59°F to 81°F
58°F to 72°F
59°F to 68°F
52°F to 70°F
49°F to 74°F
50°F to 68°F
61°F to 65°F
59°F to 65°F
50°F to 63°F
47°F to 70°F
54°F to 77°F
56°F to 79°F
Map: other cities in Portugal in september
Cities near Viseu:
| Seia in september | perfect weather |
| Parque Natural da Serra da Estrela in september | perfect weather |
| Lamego in september | good weather |
| Arganil in september | perfect weather |
| Oliveira de Azeméis in september | perfect weather |
| Covilha in september | perfect weather |
| Sao Joao da Madeira in september | perfect weather |
| Guarda in september | good weather |
| Aveiro in september | perfect weather |
| Ovar in september | perfect weather |
| Pinhão in september | good weather |
| Coimbra in september | perfect weather |
Click over cities on the map for information about the weather in september.
Viseu
perfect weather
good
tolerable
bad
very bad
Weather data for Viseu in september:
Weather data for Viseu for september are derived from an average of the weather forecast since 2009 in Viseu. There is a margin of error and these forecasts are to be considered as general information only. The weather in Viseu can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Viseu.