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Heraklion in May: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Heraklion in May will be like? Take a look at our weather guide for Heraklion, based on historical data.
Check flight prices to Heraklion on Avionero:
May

Weather in Heraklion in May 2024

Great Weather
Warm
☀️
Sunny
May is an ideal time to visit Heraklion if you're seeking a destination with brilliant weather. Anticipate average maximum temperatures of +23°C and about 21 sunny days, ensuring you'll have ample opportunities to soak up the sunshine. It's worth noting, though, that there may be some rainfall, with approximately 23 mm of precipitation over an average of 2 rainy days. So, prepare your sunglasses, a beach towel, and great walking shoes, as it's most likely going to be amazing weather. Search flights in one click on Avionero.

Average weather

☀️
+23°C
Avg. max. temperature
+11°C
Min.
+36°C
Max.
23 mm
Total precipitation
62%
Avg. humidity
2 m/s
Avg. wind
21 ☀️
Sunny Days
8 ⛅️
Cloudy
2 🌦
Rainy
Our opinion: Heraklion has great weather in May.

Average temperature in Heraklion in May

Here are the expected maximum, average and minimum temperatures in Heraklion for May based on the historical data.
Last Year
Historical Data

The temperature in May is +24°C on average, with a range between a maximum of +34°C during the day and a minimum of +11°C at night.

The average maximum temperature goes up 26% by the end of the month, compared with the beginning of the month, from +21°C to +27°C.

Is Heraklion warm or cold in May?

Heraklion is typically warm in May.

Maximum temperatures go up compared to the previous month from +19°C to +23°C. The minimum temperature also goes up from +13°C to +16°C.

It’s generally warm, but pack a long-sleeve shirt for evenings.

Take a look at how May is compared to other months in Heraklion:

Climate in Heraklion in May

Heraklion weather looks like this, on average, in May and the surrounding months.
AprilMayJune
Avg. temperature
+19°C+23°C+26°C
Min. temperature
+7°C+11°C+14°C
Max. temperature
+34°C+36°C+37°C
Rainfall
38 mm23 mm8 mm
Wind
3 m/s2 m/s3 m/s
Humidity
63%62%59%
Air pressure
1012 HPa1012 HPa1010 HPa
Sunny days
152127
Cloudy days
1182
Rainy days
421
Snowy days
000

May often has better weather than April. It’s getting warmer as May arrives. The average maximum temperature goes up from +19°C to +23°C during the day. As May arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 38 mm to 23 mm. It feels drier, as humidity decreases from 63% to 62%. Winds are calmer in comparison to April, going down from 3 m/s to 2 m/s on average. The good news is there are likely to be more sunny days in May, from 15 to 21.

June brings much the same weather, it remains great.

Wind

Wind speed in Heraklion in May based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Heraklion is gradually decreasing during May, going from 3 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during May in Heraklion based on historical data.
Last Year
Historical Data
A chance of rain on a typical day in May stands at 19%, leading to total precipitation of around 14 mm. The maximum amount of rainfall per day is around 3 mm, which is considered light rain. On average, there are about 6 rainy days during May, so prepare to bring an umbrella.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Heraklion wettest month is February, where a typical day has a 31% chance of precipitation and 92 mm of rainfall per day. July, on the other hand, is the driest month with a mere 0% chance of precipitation and 4 mm of rainfall per day.

How was the weather last May in Heraklion?

This is the weather in Heraklion in May 2023:
1 May
☀️
+21°C
2 May
☁️
+20°C
3 May
☀️
+20°C
4 May
☀️
+19°C
5 May
☀️
+20°C
6 May
☀️
+21°C
7 May
☀️
+20°C
8 May
☁️
+20°C
9 May
☁️
+20°C
10 May
☁️
+21°C
11 May
☀️
+21°C
12 May
☀️
+21°C
13 May
☀️
+23°C
14 May
☀️
+23°C
15 May
☀️
+24°C
16 May
☀️
+26°C
17 May
☀️
+25°C
18 May
☀️
+26°C
19 May
☁️
+21°C
20 May
☁️
+19°C
21 May
☀️
+22°C
22 May
☀️
+27°C
23 May
☀️
+26°C
24 May
☀️
+26°C
25 May
☀️
+28°C
26 May
☀️
+30°C
27 May
☀️
+30°C
28 May
☀️
+30°C
29 May
☁️
+34°C
30 May
☀️
+26°C
31 May
☀️
+27°C
In May 2023 Heraklion had 24 sunny days, 7 cloudy days, and 0 rainy days. The average maximum temperature was +24°C, with an absolute maximum of +34°C and a minimum of +19°C. The average humidity was 67%, with a maximum of 93% and a minimum of 16%. The average wind speed was 3 m/s, with a maximum of 11 m/s and a minimum of 0 m/s.
Are you planning a trip in May?

Climate Change over Years

This is how Heraklion climate have been changing during last 43 years period.

The climate in Heraklion in May has not changed much over the last 43 years.

The average temperature was the lowest in 1992 (+23°C) and the highest in 1984 (+29°C). The driest year was 2021 with only 0 mm of rainfall, and the wettest year was 1990 with 0 mm.

FAQ

Frequently asked questions about the weather in Heraklion in May:

Is May a good time to visit Heraklion?

Yes, May is a great time to go to Heraklion, the weather couldn’t be better. Be ready to get outside, explore and enjoy. Check what other months that are a good time to visit Heraklion.

Can you sunbathe in Heraklion in May?

May is warm in Heraklion. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Is Heraklion rainy in May?

Heraklion is usually dry in May. Plan your packing around outdoor activities and exploring.

Is it sunny in Heraklion in May?

Yes, Heraklion is sunny in May. Prepare for lots of rays. Don’t forget to pack your sunglasses and sunscreen, and maybe pick up a wide-brimmed hat when you arrive.

Other cities in Greece

Check out the weather for other cities in Greece.

Monthly weather in Heraklion

Source of the data

For this page, we’ve looked at the typical weather in Heraklion, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.