Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
The start of May signals an increase in the average high-temperature, moving from a refreshing 17.3°C (63.1°F) in April to a pleasant 22.3°C (72.1°F). An average nighttime temperature of 14.1°C (57.4°F) is noted during the month of May.Humidity
The average relative humidity in May in Portaria is 66%.Rainfall
In Portaria, Greece, in May, during 13 rainfall days, 40mm (1.57") of precipitation is typically accumulated. Throughout the year, there are 144.7 rainfall days, and 674mm (26.54") of precipitation is accumulated.Snowfall
In Portaria, snow does not fall in April through November.Daylight
In Portaria, the average length of the day in May is 14h and 21min.On the first day of May in Portaria, sunrise is at 06:28 and sunset at 20:21. On the last day of the month, sunrise is at 06:03 and sunset at 20:48 EEST.
Sunshine
In Portaria, Greece, the average sunshine in May is 10.9h.UV index
In May, the average daily maximum UV index in Portaria is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The average daily UV index of 5 in May transforms into the following instructions:
Put precautions into practice - Guidance to elude sunburn is provided. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Frequently asked questions
What are the temperatures in Portaria in May?
What is the average humidity in May in Portaria?
How much does it rain in Portaria in May?
When it does not snow in Portaria?
How many hours of daylight does Portaria have in May?
When is the sunrise / sunset in May in Portaria?
How long on average sun shines in May in Portaria?
How high is the UV index in May in Portaria?
Average temperature in May
Portaria, Greece
- Average high temperature in May: 22.3°C
The warmest month (with the highest average high temperature) is July (29.1°C).
The month with the lowest average high temperature is January (9.5°C).
- Average low temperature in May: 14.1°C
The month with the highest average low temperature is August (21.9°C).
The coldest month (with the lowest average low temperature) is January (4.9°C).
Average pressure in May
Portaria, Greece
- Average pressure in May: 1013.4mbar
The month with the highest atmospheric pressure is December (1018.9mbar).
The month with the lowest atmospheric pressure is July (1012.2mbar).
Average wind speed in May
Portaria, Greece
- Average wind speed in May: 9.4km/h
The windiest month (with the highest average wind speed) is February (12.3km/h).
The calmest months (with the lowest average wind speed) are June and July (8.7km/h).
Average humidity in May
Portaria, Greece
- Average humidity in May: 66%
The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is August (56%).
Average rainfall in May
Portaria, Greece
- Average rainfall in May: 40mm
The wettest month (with the highest rainfall) is March (92mm).
The driest month (with the least rainfall) is August (23mm).
Average rainfall days in May
Portaria, Greece
- Average rainfall days in May: 13 days
The month with the highest number of rainy days is January (16.3 days).
The month with the least rainy days is August (6.8 days).
Average snowfall in May
Portaria, Greece
- Average snowfall in May: 0mm
The month with the highest snowfall is January (55mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in May
Portaria, Greece
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Portaria, Greece
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 10h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in May
Portaria, Greece
- Average sunshine days in May: 16.4 days
The months with the most sunshine days are July and August (22.3 days).
The month with the least sunshine days is February (11.3 days).
Average UV index in May
Portaria, Greece
- Average UV index in May: 5
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in May
Portaria, Greece
- Average cloud cover in May: 25
The months with the most cloud cover are January and February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in May
Portaria, Greece
- Average visibility in May: 10km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and December (9km).
Portaria, Greece
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