Oña Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Oña.
Climate overview of Oña
The climate in Oña, Castile and Leon, Spain, is marked by large temperature swings across the seasons, ranging from 26°C (79°F) in August to 9°C (48°F) in January.
Annual rain/snowfall is moderate at around 692 mm (27 in), with April being the wettest month. The city also has a distinct dry season from July to August, with warm summers and cold winters. The sunniest month is July, with 10.7 hours of sunshine per day on average.
Oña Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Oña - and find the best time to visit.
Monthly Temperature in Oña
In Oña, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 26°C (79°F) in August. In January, the coolest month of the year, temperatures drop to a chilly 9°C (48°F).
At night, temperatures range from around 13°C (55°F) in August to 2°C (36°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Oña
On average, Oña receives a reasonable amount of rain/snowfall, with an annual precipitation of 692 mm (27 in). Oña can be quite wet during April, receiving approximately 74 mm (2.9 in) of precipitation over 16 rainy days.
In contrast, during the driest month (August), you will experience much drier conditions, with 30 mm (1.2 in) of precipitation spread across 9 rainy days. For more details, please visit our Oña 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 Oña
Oña can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 10.7 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.7 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Best Time to Visit Oña
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July, August and September
- Warmest weather: July and August
- Most sunshine: July
- Fewest rainy days: July, August and September
- Seasonal pattern: A distinct dry season from July to August, with warm summers and cold winters
Frequently asked questions about the climate in Oña
What is the best time to visit Oña?
June, July, August and September typically offer the most optimal weather in Oña. In contrast, January and December tend to have less optimal conditions. Oña has a distinct dry season from July to August, with warm summers and cold winters.
What temperatures can I expect in Oña?
Daytime highs range from 9°C (48°F) in January to 26°C (79°F) in August. Nighttime lows range from 2°C (36°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Oña get?
Annual rainfall is around 692 mm (27 in). April is the wettest month with 74 mm (2.9 in), while August is the driest with 30 mm (1.2 in).
How sunny is Oña?
Oña receives around 2,237 hours of sunshine per year. July is the sunniest month with 320 hours, while December is the cloudiest with just 80 hours. Overall, Oña enjoys abundant sunshine.
Oña 3-Day Forecast
Oña on the map
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