Viseu weather by month & the best time to visit
Portugal · regional city · Mediterranean climate
The best time to visit Viseu is July — its sunniest month (Sunshine Score 94/100), with August and June close behind. Viseu averages about 2,860 hours of sunshine a year. Daytime highs around 29°C / 84°F and roughly 11 mm of rain in July.
When is the best time to visit Viseu?
For sunshine, the best time to visit Viseu is July, then August and June. The dullest month is January (12/100, 137 mm of rain). The full month-by-month picture is in the table below.
How sunny is Viseu?
Viseu gets a lot of sun: around 2,860 hours a year. 82 Sunshine Score points separate July (94) from January (12), so the month you pick matters. It ranks #5 of 19 destinations in Portugal for annual sunshine, above the national median of 2,683 hours. The year's 1,018 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 12 | 10° / 50°F | 1° / 34°F | 137 mm | 1 |
| February | 19 | 11° / 52°F | 1° / 34°F | 101 mm | 2 |
| March | 38 | 14° / 57°F | 3° / 37°F | 113 mm | 4 |
| April | 52 | 16° / 61°F | 5° / 41°F | 98 mm | 5 |
| May | 85 | 20° / 68°F | 7° / 45°F | 61 mm | 7 |
| June | 90 | 25° / 77°F | 11° / 52°F | 31 mm | 8 |
| July | 94 | 29° / 84°F | 12° / 54°F | 11 mm | 9 |
| August | 92 | 30° / 86°F | 13° / 55°F | 20 mm | 8 |
| September | 87 | 26° / 79°F | 11° / 52°F | 47 mm | 6 |
| October | 70 | 20° / 68°F | 8° / 46°F | 139 mm | 4 |
| November | 29 | 13° / 55°F | 4° / 39°F | 138 mm | 2 |
| December | 12 | 10° / 50°F | 2° / 36°F | 122 mm | 1 |
Nearest destinations
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Viseu: questions and answers
What kind of destination is Viseu?
Viseu is a regional city in Portugal at 624 m elevation with a Mediterranean climate.
How many hours of sunshine does Viseu get a year?
Viseu gets about 2,860 hours of sunshine a year, at its best around July.
When is the best time to visit Viseu?
The sunniest time to visit Viseu is July, when the Sunshine Score peaks at 94/100 (with August and June close behind). Expect daytime highs around 29°C / 84°F.
What is the least sunny month in Viseu?
January is the least sunny month in Viseu, scoring 12/100 with about 137 mm of rain.
How strong is the sun in Viseu?
The typical midday UV index in Viseu peaks around 9 (very high) in July, easing to about 1 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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