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Weather in Ionian Islands for May 2026

Your guide to Ionian Islands weather in May - trends and predictions

    Temperatures

  • Until now, May 2026 in Ionian Islands has been nearly identical to the historical average, with a temperature of 19.2 °C (showing only a slight deviation of -0.4 °C).

  • The forecast for the next days in Ionian Islands predicts temperatures to be around 20 °C, close to the historical average.

  • In general, the average temperature in Ionian Islands at the beginning of May is 19.3 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 21.3 °C by the end of May.

    • Rain 🌧️

  • The climate of Ionian Islands in May is notably wet, with an average of 11 rainy days, and a total of 40.6 mm of precipitation.

    • More

  • Is May a good time to visit Ionian Islands? check out the best time to travel to Ionian Islands page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
20
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/17°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
71 %
Avg humidity

Ionian Islands Weather May

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Partly cloudy
19°
2
Patchy rain possible
19°
3
Patchy rain possible
19°
4
Partly cloudy
19°
5
Sunny
19°
6
Sunny
20°
7
Patchy rain possible
20°
8
Partly cloudy
20°
9
Light rain shower
20°
10
Patchy rain possible
20°
11
Patchy light rain with thunder
20°
12
Patchy rain possible
20°
13
Partly cloudy
20°
14
Light rain shower
19°
15
Partly cloudy
20°
16
Patchy rain possible
21°
17
Sunny
18°
18
Sunny
19°
19
Sunny
19°
20
Sunny
20°
21
Sunny
20°
22
Partly cloudy
21°
23
Sunny
20°
24
Sunny
21°
25
Patchy rain possible
21°
26
Partly cloudy
21°
27
Patchy rain possible
21°
28
Patchy rain possible
21°
29
Partly cloudy
22°
30
Sunny
21°
31
Partly cloudy
22°

What’s the Weather Like in Ionian Islands This May?

Discover the average temperatures and weather trends across Ionian Islands’s cities this May.
Patchy rain possibleCorfu20 °C / 17 °CPatchy rain possibleCorfu20 °C / 16 °CPatchy rain possibleKefalonia21 °C / 16 °CSunnyLefkáda21 °C / 17 °CSunnyZakynthos20 °C / 17 °CSunnyZakynthos20 °C / 17 °CPatchy rain possibleItháki20 °C / 16 °CMore Locations

Temperatures trend during May in Ionian Islands

See the weather trend as well as the moving average line

May weather in Ionian Islands day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Partly cloudy
Partly cloudy
 19° /15° 0.2 mm 5
2 May Patchy rain possible
Patchy rain possible
 19° /14° 1 mm 6
3 May Patchy rain possible
Patchy rain possible
 19° /15° 0.9 mm 6
4 May Partly cloudy
Partly cloudy
 19° /14° 0.6 mm 6
5 May Sunny
Sunny
 19° /15° 0.6 mm 6
6 May Sunny
Sunny
 20° /15° 0.3 mm 6
7 May Patchy rain possible
Patchy rain possible
 20° /15° 0.2 mm 6
8 May Partly cloudy
Partly cloudy
 20° /16° 7.6 mm 5
9 May Light rain shower
Light rain shower
 20° /16° 1.6 mm 5
10 May Patchy rain possible
Patchy rain possible
 20° /16° 1.9 mm 7
11 May Patchy light rain with thunder
Patchy light rain with thunder
 20° /16° 2 mm 6
12 May Patchy rain possible
Patchy rain possible
 20° /16° 0.2 mm 6
13 May Partly cloudy
Partly cloudy
 20° /16° 0.1 mm 7
14 May Light rain shower
Light rain shower
 19° /16° 1 mm 5
15 May Partly cloudy
Partly cloudy
 20° /16° 3.8 mm 7
16 May Patchy rain possible
Patchy rain possible
 21° /16° 15.2 mm 5
17 May Sunny
Sunny
 18° /16° 0.1 mm 8.4
18 May Sunny
Sunny
 19° /15° 0 mm 8.6
19 May Sunny
Sunny
 19° /17° 0 mm 7.8
20 May Sunny
Sunny
 20° /16° 0 mm 8
21 May Sunny
Sunny
 20° /18° 0 mm 5
22 May Partly cloudy
Partly cloudy
 21° /18° 0.1 mm 5
23 May Sunny
Sunny
 20° /18° 0 mm 5
24 May Sunny
Sunny
 21° /18° 0.1 mm 5
25 May Patchy rain possible
Patchy rain possible
 21° /19° 0.6 mm 4
26 May Partly cloudy
Partly cloudy
 21° /19° 0.1 mm 5
27 May Patchy rain possible
Patchy rain possible
 21° /19° 0.4 mm 5
28 May Patchy rain possible
Patchy rain possible
 21° /19° 0.5 mm 5
29 May Partly cloudy
Partly cloudy
 22° /18° 0.1 mm 6
30 May Sunny
Sunny
 21° /16° 1.8 mm 6
31 May Partly cloudy
Partly cloudy
 22° /17° 0 mm 6
Next
Important Notice
Our weather forecast for Ionian Islands in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Ionian Islands forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Ionian Islands weather in May vs April vs June

Compare May weather in Ionian Islands with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
AprilMayJune
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Sunny
Sunny
Temperatures17°/14°20°/17°25°/22°
Rainfall32 mm41 mm4 mm
Wind17.1 km/h17 km/h14.2 km/h
Humidity69%71%68%
Rainy days9 days11 days0 days
Dry days21 days20 days30 days

Planning a trip to Ionian Islands? Discover the best time to visit

Ionian Islands in May - FAQ

What are the expected maximum and minimum temperatures in Ionian Islands during May?

During May, expect a variety of temperatures with highs around 20° and lows near 17°, suitable for diverse activities and preferences.

How much rainfall should be expected in Ionian Islands during May?

In May, Ionian Islands can expect light to moderate rainfall, totaling 40.6 mm across approximately 11 days. Occasional showers are possible, and planning ahead for them could be helpful.

What are the typical wind conditions in Ionian Islands during May?

The average wind speed in Ionian Islands during May is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

Ionian Islands water temperatures in May

The average water temperature of the Mediterranean Sea near Ionian Islands in May is 16.7 °C. At the beginning of May temperatures are around 16.5 °C; by the end of the month they become significantly warmer and reach 19.2 °C.

What is the water temperature in Ionian Islands in May?
The average water temperature in Ionian Islands in May is 16.7 °C.
Can you swim in Ionian Islands in May?
Brisk: quick dips and active swimming are fine, but pack a 2–3 mm spring suit if you plan longer sessions or early-morning outings.

What to pack to Ionian Islands in May?

As you prepare for your trip to Ionian Islands in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Ionian Islands, during May, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Umbrellas/Raincoats: For rainy days

May rainfall patterns in Ionian Islands

Explore the daily rainfall trends and prepare for Ionian Islandss May weather 💧
Typically, Ionian Islands has 11 rainy days in May with a total of 40.6 mm of rainfall.

UV exposure in Ionian Islands during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
Provinces in Ionian Islands
Select a province for an accurate weather forecast
Kefallonia Regional UnitLefkadaNomós KerkýrasNomós Zakýnthou
Top locations in Ionian Islands
Select a location for an accurate weather forecast
CorfuCorfuIthákiKefaloniaLefkádaZakynthosZakynthos
More Locations

Quick links

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Location coordinates Where is Ionian Islands?

Get accurate weather forecasts for Ionian Islands, located at latitude 39.598 and longitude 19.852. Stay updated with localized weather information tailored for Ionian Islands.

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