Oia Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Oia.
Climate overview of Oia
Oia, Galicia, Spain, experiences moderate temperature changes through the seasons. August is the warmest month with daytime highs of 22°C (72°F), while February is the coolest at 14°C (57°F).
Rainfall is high, totalling around 1632 mm (64 in) per year. November is the wettest month and July the driest. The city also experiences a distinct rainy season from October to January. The sunniest month is July, with 10.4 hours of sunshine per day on average.
Oia Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Oia — and find the best time to visit.
Monthly Temperature in Oia
The weather in Oia changes moderately throughout the year, offering enough variation to appreciate each season. Average maximum daytime temperatures range from a comfortable 22°C (72°F) in August, the warmest time of the year, to a moderate 14°C (57°F) during cooler months like February.
At night, you can expect temperatures ranging from 17°C (63°F) in August to around 9°C (48°F) during February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Oia
Oia has a relatively rainy climate with high precipitation levels, averaging 1632 mm (64 in) of rainfall annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, November it receives heavy rainfall, averaging 230 mm (9.1 in) of precipitation, recorded across 18 rainy days. In contrast, the driest month July brings less rainfall, with 30 mm (1.2 in) over 7 rainy days. For more details, please visit our Oia 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 Oia
Seasonal changes in sunshine hours are quite dramatic in Oia. While July receives considerable daily sunshine with up to 10.4 hours, December marks the darkest time of the year, where sunshine is scarce with only 4.3 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Oia by Month
The relative humidity is high throughout the year in Oia.
The city experiences its highest humidity in January, reaching 85%. In June, the humidity drops to its lowest level at 71%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Oia
Rainfall during this time ranges from 30 mm (1.2 in) in July to 118 mm (4.6 in) in May. This means you can expect a mix of sunny days and occasional showers.
The rainy season falls during January, October, November and December, bringing heavy precipitation. Seeking the perfect travel destination for this year? We've created a tool that suggests locations matching your desired weather. Let our weather planner guide your travel decisions.
Frequently asked questions about the climate in Oia
What is the best time to visit Oia?
June, July, August and September typically offer the most optimal weather in Oia. In contrast, January, October, November and December tend to have less optimal conditions. Oia has a distinct rainy season from October to January.
What temperatures can I expect in Oia?
Daytime highs range from 14°C (57°F) in February to 22°C (72°F) in August. Nighttime lows range from 9°C (48°F) to 17°C (63°F).
How much rain does Oia get?
Annual rainfall is around 1632 mm (64 in). November is the wettest month with 230 mm (9.1 in), while July is the driest with 30 mm (1.2 in).
How sunny is Oia?
Oia receives around 2,495 hours of sunshine per year. July is the sunniest month with 312 hours, while December is the cloudiest with just 129 hours. Overall, Oia enjoys abundant sunshine.
Oia 3-Day Forecast
Oia 3-Day Forecast
Oia on the map
Oia is highlighted — select any city to see its climate.
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