Oia in Spring
In spring (March, April and May), Oia sees average daytime highs around 17°C and overnight lows near 16°C, with 63 mm of rain over about 11 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 15°C in early March to 21°C by late May. The sky is clear or mostly clear about 64% of the time across spring, and the air most often feels dry.
Spring is Oia's 3rd-best season to visit on our travel score. For the whole year in context, see Oia's year-round climate.
- Avg daytime high
- 17°C
- 3rd-warmest season
- Avg overnight low
- 16°C
- Rainfall
- 63 mm
- 11 wet days
- Avg wind
- 24 km/h
- Travel score
- 6.6
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Oia in Spring
Over the season highs climb from about 15°C in early March to 21°C by late May.
A typical spring day in Oia reaches about 17°C and drops to 16°C overnight. The warmest of the three months is May, the coolest March.
Oia weather by month
How the three spring months (March, April and May) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 14° / 13° | 69 | 11.3 | 9.8 | 4.2 |
| Feb | 14° / 13° | 58 | 9.3 | 10.6 | 4.3 |
| Mar | 15° / 13° | 39 | 6.4 | 11.7 | 5.2 |
| Apr | 17° / 15° | 15 | 3.1 | 12.9 | 6.6 |
| May | 20° / 18° | 8 | 1.6 | 13.9 | 8.1 |
| Jun | 23° / 22° | 1 | 0.3 | 14.4 | 9.5 |
| Jul | 25° / 24° | 0 | 0 | 14.2 | 9.7 |
| Aug | 25° / 24° | 0 | 0.1 | 13.4 | 9.6 |
| Sep | 24° / 23° | 5 | 1.1 | 12.2 | 9.4 |
| Oct | 21° / 20° | 25 | 3.9 | 11.1 | 8.0 |
| Nov | 18° / 17° | 36 | 6.2 | 10.1 | 6.7 |
| Dec | 16° / 14° | 58 | 9.6 | 9.6 | 5.0 |
Cloud cover in Spring
The sky is clear or mostly clear about 64% of the time across spring.
Chance of precipitation in Spring
Oia gets around 63 mm of rain over 11 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 24 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 06 min in early March to 14 h 18 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 6.2 kWh/m².
Is spring a good time to visit Oia?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a reasonable time to visit Oia for sightseeing.
What to pack for Oia in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Oia sees daytime highs around 17°C and nights near 16°C. Pack sun protection. Worth having: a warm layer and a windbreaker. About 11 days see rain.
Sea temperature near Oia in Spring
The nearest coast averages about 17°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 24°C and coldest in February near 16°C.
It's comfortable for a long swim from May 28 to Nov 12 — about 5.6 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 16 | 16 | 16 | 17 | 19 | 22 | 24 | 24 | 24 | 22 | 20 | 18 |
| Comfort | Cool | Cool | Cool | Cool | Cool | Refreshing | Refreshing | Warm | Refreshing | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 16 | Cool |
| Feb | 16 | Cool |
| Mar | 16 | Cool |
| Apr | 17 | Cool |
| May | 19 | Cool |
| Jun | 22 | Refreshing |
| Jul | 24 | Refreshing |
| Aug | 24 | Warm |
| Sep | 24 | Refreshing |
| Oct | 22 | Refreshing |
| Nov | 20 | Cool |
| Dec | 18 | Cool |
UV index in Oia in Spring
Clear-sky midday UV across spring averages around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Oia peaks around July 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 5 | 8 | 7 | 9 | 9 | 9 | 8 | 5 | 3 | 2 |
| Level | Moderate | Moderate | Moderate | Very high | Very high | Very high | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 3 | Moderate |
| Mar | 5 | Moderate |
| Apr | 8 | Very high |
| May | 7 | Very high |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 9 | Very high |
| Sep | 8 | Very high |
| Oct | 5 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Moderate |
Where is Oia?
Oia sits at 36.5°N, 25.4°E, 0 m above sea level, in Greece. The nearest listed city is Fira, 7.0 km away.
Topography around Oia
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Oia.
Within 3 km, the terrain around Oia has significant variations in elevation — a maximum elevation change of 322 m around an average of 22 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 548 m; within 80 km, large variations in elevation — a maximum elevation change of 971 m.
The land around Oia is covered by water (72%) and grassland (21%) within 3 km, water (89%) within 16 km, and water (93%) within 80 km.
Greece travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 60% of US
- price level, 2025
- GDP per capita
- $26,948
- 2025
- Happiness
- 5.7 / 10
- World Happiness, 2025
- Safe drinking water
- 97%
- of population, 2024
- Homicide rate
- 0.8
- per 100k, 2023
- Road deaths
- 8.3
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- High
- EF EPI 592
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Oia (36.4626°, 25.3764°, elevation 0 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.