Viseu, Portugal Weather

Viseu,  Weather
(Photo by Nick Karvounis on Unsplash)

Current conditions

Updated:
23°C
73.4°F
°C °F

Condition: Clear Sky

Pressure: 947 hPa

Feel like: 22 °C

Temperature: 23°C

Cloud: 1%

Humidity: 43%

Wind: WNW - 9 km/h

Visibility: 42.52 km

Weather forecast

Sat
20 Jun
17°C / 32°C
Overcast
Sun
21 Jun
19°C / 33°C
Overcast
Mon
22 Jun
18°C / 40°C
Overcast
Tue
23 Jun
21°C / 39°C
Overcast
Wed
24 Jun
19°C / 35°C
Slight Rain Showers
Hourly forecast today:
19:00 PM
10° / 23°
10° / 23°
Clear Sky
43% 28 km/h
20:00 PM
10° / 21°
10° / 21°
Clear Sky
51% 22 km/h
21:00 PM
11° / 19°
11° / 19°
Clear Sky
61% 10 km/h
22:00 PM
11° / 17°
11° / 17°
Mainly Clear
67% 5 km/h
23:00 PM
11° / 16°
11° / 16°
Overcast
70% 3 km/h
00:00 AM
11° / 16°
11° / 16°
Overcast
73% 3 km/h
01:00 AM
11° / 15°
11° / 15°
Overcast
73% 4 km/h
02:00 AM
11° / 14°
11° / 14°
Overcast
80% 7 km/h
03:00 AM
11° / 13°
11° / 13°
Overcast
87% 8 km/h
04:00 AM
12° / 13°
12° / 13°
Overcast
92% 8 km/h
05:00 AM
11° / 13°
11° / 13°
Overcast
86% 6 km/h

30 Day Averages and Extremes

  • Average high 27.97°C
  • Average low 13.7°C
  • Hottest day 40°C (22 June 2026)
  • Coldest day 0°C (03 July 2026)
  • Average humidity 56.4%
  • Days with precipitation 16 days
  • Highest precipitation 26 mm (13 June 2026)

Yesterday's Data

  • Max: 29°C
  • Min: 12°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Viseu over the next 12 hours

Temperature and possibility of rain in Viseu in the coming days

Rainfall in Viseu in the coming days

Viseu Climate Summary

Viseu features a Mediterranean, warm summer (Köppen classification: Csb), with an average annual temperature of 15.18ºC (59.32ºF), which is about -1.63% lower than the national average for Portugal. Annually, the city experiences approximately 92.75 millimeters (3.65 inches) of rainfall, spread across 111.28 rainy days, accounting for 30.49% of the year.

Longitude 40.7276419
Latitude -7.9157099
Yearly high temperature 19.31ºC (66.76ºF)
Yearly low temperature 8.54ºC (47.37ºF)
Hottest month July 29.43ºC (84.97ºF)
Coldest month January 3.27ºC (37.89ºF)
Yearly precip 92.75mm (3.65in)
Days with rainfall 111.28 days (30.49%)
Driest month July (60.51%)
Wettest month December (82.48%)

Weather averages by month

Month High / Low (°C) Rain
January 10.77° / 3.27° 12.18 days
February 11.66° / 3.32° 10.27 days
March 14.3° / 4.63° 13.73 days
April 17.14° / 6.74° 14.18 days
May 21.32° / 9.45° 9.91 days
June 24.92° / 11.76° 5.91 days
July 29.43° / 14.33° 2.64 days
August 29.61° / 14.32° 2.91 days
September 26.62° / 13.38° 5.0 days
October 20.55° / 10.56° 10.55 days
November 13.72° / 6.38° 12.82 days
December 11.69° / 4.38° 11.18 days

Frequently asked questions

1. What is the hottest month in Viseu?

July has the highest average monthly temperature (daily mean of 29.43ºC) and January are the coolest (daily mean of 3.27ºC).

2. What should I wear in Viseu today?

For today's very hot weather in Viseu, with the high temperatures above 32ºC (89.6ºF), consider wearing:
- Ultra-thin, breathable socks
- Lightweight, loose-fitting shorts
- Broad-brimmed sun hat
- Airy sandals or flip-flops

Temperature

Early
12°C / 14°C
Morning
12°C / 20°C
Afternoon
12°C / 29°C
Evening
11°C / 19°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 453
  • CO 101
  • NH3 1
  • NO2 1
  • O3 78
  • PM10 6
  • PM25 5
  • SO2 0
  • CH4 1,365

Sunrise / Sunset

05:00
20:06