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 sea temperature 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 frosty 9.1°C (48.4°F) in April to a mild 15.9°C (60.6°F). Nighttime temperature experiences an average drop to a chilly 6.2°C (43.2°F) in May.Humidity
The months with the lowest humidity in Pärnu are May and June, with an average relative humidity of 72%.Rainfall
In Pärnu, during May, the rain falls for 14.5 days and regularly aggregates up to 39mm (1.54") of precipitation. Throughout the year, in Pärnu, there are 175.8 rainfall days, and 570mm (22.44") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows in Pärnu. During 0.3 snowfall days, in May, Pärnu aggregates 1mm (0.04") of snow. Throughout the year, there are 84.5 snowfall days, and 726mm (28.58") of snow is accumulated.Sea temperature
In May, the average sea temperature is 8.3°C (46.9°F).Note: Swimming in 8.3°C (46.9°F) feels unbearing at 13°C (55.4°F) and can be life-risking below 10°C (50°F), causing breathing issues and cold shock, depending on a person's capacity.
Daylight
In Pärnu, the average length of the day in May is 16h and 49min.On the first day of May, sunrise is at 05:26 and sunset at 21:12. On the last day of the month, sunrise is at 04:26 and sunset at 22:13 EEST.
Sunshine
The average sunshine in May is 9.8h.UV index
In May, the average daily maximum UV index in Pärnu is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In May, an average UV index of 4 transforms into the following instructions:
Guard yourself - Avoiding sunburn is suggested. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Pärnu in May?
What are the least humid months in Pärnu?
What is the average humidity in May in Pärnu?
How much does it rain in Pärnu in May?
What is the last month it snows in Pärnu?
How cold is the water in May in Pärnu?
How many hours of daylight does Pärnu have in May?
When are sunrise and sunset in May in Pärnu?
How many hours of sunshine does Pärnu have in May?
What is the UV index reading in May in Pärnu?
Average temperature in May
Pärnu, Estonia
- Average high temperature in May: 15.9°C
The warmest month (with the highest average high temperature) is July (22.5°C).
The month with the lowest average high temperature is January (-2.1°C).
- Average low temperature in May: 6.2°C
The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is January (-6.3°C).
Average pressure in May
Pärnu, Estonia
- Average pressure in May: 1015.3mbar
The month with the highest atmospheric pressure is May (1015.3mbar).
The month with the lowest atmospheric pressure is December (1009.9mbar).
Average wind speed in May
Pärnu, Estonia
- Average wind speed in May: 11.7km/h
The windiest month (with the highest average wind speed) is December (16km/h).
The calmest month (with the lowest average wind speed) is May (11.7km/h).
Average humidity in May
Pärnu, Estonia
- Average humidity in May: 72%
The month with the highest relative humidity is February (93%).
The months with the lowest relative humidity are May and June (72%).
Average rainfall in May
Pärnu, Estonia
- Average rainfall in May: 39mm
The wettest month (with the highest rainfall) is August (59mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in May
Pärnu, Estonia
- Average rainfall days in May: 14.5 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is February (7.6 days).
Average snowfall in May
Pärnu, Estonia
- Average snowfall in May: 1mm
The month with the highest snowfall is February (192mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Pärnu, Estonia
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (19.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in May
Pärnu, Estonia
- Average sea temperature in May: 8.3°C
The best month for swimming (with the highest average sea temperature) is July (19.9°C).
The coldest month (with the lowest average sea temperature) is March (-0.2°C).
Average daylight in May /
Average sunshine in May
Pärnu, Estonia
- Average daylight in May: 16h and 5min
The month with the longest days is June (Average daylight: 18h and 12min).
The month with the shortest days is December (Average daylight: 6h and 30min).
- Average sunshine in May: 9h and 5min
The months with the most sunshine are June and July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in May
Pärnu, Estonia
- Average sunshine days in May: 13.8 days
The month with the most sunshine days is May (13.8 days).
The month with the least sunshine days is December (4 days).
Average UV index in May
Pärnu, Estonia
- Average UV index in May: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in May
Pärnu, Estonia
- Average cloud cover in May: 39
The month with the most cloud cover is December (Cloud cover 79).
The months with the least cloud cover are July and August (Cloud cover 38).
Average visibility in May
Pärnu, Estonia
- Average visibility in May: 9km
The months with the highest visibility are May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February and March (7km).
Pärnu, Estonia
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