Viana do Bolo Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Viana do Bolo.
Climate overview of Viana do Bolo
Temperatures in Viana do Bolo, Galicia, Spain, vary greatly throughout the year. August is the hottest month at 25°C (77°F), while January is the coldest at 8°C (46°F).
The city has a wet climate, receiving around 1275 mm (50 in) of rain/snowfall per year. Despite the high annual total, it has warm summers and cold winters. October is the wettest month. Sunshine peaks in July, when the city sees around 12.1 hours of sunshine per day.
Viana do Bolo Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Viana do Bolo - and find the best time to visit.
Monthly Temperature in Viana do Bolo
The climate in Viana do Bolo is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 25°C (77°F) in August to a chilly 8°C (46°F) in January.
Nighttime temperatures range from 13°C (55°F) in August to 1°C (34°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Viana do Bolo
Viana do Bolo has a notably wet climate with abundant precipitation, recording 1275 mm (50 in) of rain/snowfall per year. The seasons in Viana do Bolo bring significant changes in precipitation. The wettest month, October, receives high rainfall, with an average of 151 mm (5.9 in) of precipitation. This rainfall is distributed across 14 rainy days.
In contrast, the driest month, July, experiences much less rainfall, totaling 40 mm (1.6 in) over 9 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Viana do Bolo Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Viana do Bolo
In Viana do Bolo, summer days are longer and more sunny, with daily sunshine hours peaking at 12.1 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 3.5 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Viana do Bolo by Month
The relative humidity is high throughout the year in Viana do Bolo.
The city experiences its highest humidity in December, reaching 84%. In July, the humidity drops to its lowest level at 49%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Viana do Bolo
Each month is rated for comfortable sightseeing weather — mild temperatures and low rainfall. Tap a month for its full averages; your ideal time may differ for a beach or winter trip (see below).
- Best overall: June, July, August and September
- Warmest weather: July and August
- Most sunshine: July
- Fewest rainy days: July and August
- Climate seasons: warm summers and cold winters
Frequently asked questions about the climate in Viana do Bolo
What is the best time to visit Viana do Bolo?
June, July, August and September typically offer the most optimal weather in Viana do Bolo. In contrast, January, February, March, November and December tend to have less optimal conditions. Viana do Bolo has warm summers and cold winters.
What temperatures can I expect in Viana do Bolo?
Daytime highs range from 8°C (46°F) in January to 25°C (77°F) in August. Nighttime lows range from 1°C (34°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Viana do Bolo get?
Annual rainfall is around 1275 mm (50 in). October is the wettest month with 151 mm (5.9 in), while July is the driest with 40 mm (1.6 in).
How sunny is Viana do Bolo?
Viana do Bolo receives around 2,586 hours of sunshine per year. July is the sunniest month with 362 hours, while December is the cloudiest with just 104 hours. Overall, Viana do Bolo enjoys abundant sunshine.
Viana do Bolo 3-Day Forecast
Viana do Bolo 3-Day Forecast
Viana do Bolo on the map
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