May weather forecastRiiviku, Estonia
May weather forecast for Riiviku, Estonia: May, the last month of the spring in Riiviku, is a comfortable month, with an average temperature fluctuating between 6.3°C (43.3°F) and 16.8°C (62.2°F). In Riiviku, Estonia, during the entire year, the rain falls for 170.9 days and collects up to 525mm (20.67") of precipitation.
May
Weather in May
May, the last month of the spring in Riiviku, is a comfortable month, with an average temperature fluctuating between 6.3°C (43.3°F) and 16.8°C (62.2°F).Temperature
The rise of average high-temperatures is seen in May, with an increase from a frosty 9.4°C (48.9°F) in April to an enjoyable 16.8°C (62.2°F). Throughout May, Riiviku anticipates an average low-temperature of 6.3°C (43.3°F).Humidity
May is the least humid month, with an average relative humidity of 71%.Rainfall
In May, the rain falls for 15 days. Throughout May, 42mm (1.65") of precipitation is accumulated. In Riiviku, Estonia, during the entire year, the rain falls for 170.9 days and collects up to 525mm (20.67") of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.8 snowfall days, in May, Riiviku aggregates 3mm (0.12") of snow. Throughout the year, in Riiviku, there are 99.4 snowfall days, and 882mm (34.72") of snow is accumulated.Daylight
In May, the average length of the day is 16h and 46min.On the first day of May, sunrise is at 05:18 and sunset at 21:02. On the last day of the month, sunrise is at 04:19 and sunset at 22:03 EEST.
Sunshine
In Riiviku, the average sunshine in May is 9.4h.UV index
The average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The daily maximum UV index of 4 in May interprets into the following advice:
Make use of precautions - Suggestions to resist sunburn are communicated. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Riiviku, Estonia
- Average high temperature in May: 16.8°C
The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (-3.5°C).
- Average low temperature in May: 6.3°C
The month with the highest average low temperature is July (12.8°C).
The coldest month (with the lowest average low temperature) is January (-7.6°C).
Average pressure in May
Riiviku, Estonia
- Average pressure in May: 1015.2mbar
The month with the highest atmospheric pressure is October (1015.5mbar).
The month with the lowest atmospheric pressure is December (1010.8mbar).
Average wind speed in May
Riiviku, Estonia
- Average wind speed in May: 11km/h
The windiest month (with the highest average wind speed) is December (14.3km/h).
The calmest months (with the lowest average wind speed) are May and August (11km/h).
Average humidity in May
Riiviku, Estonia
- Average humidity in May: 71%
The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is May (71%).
Average rainfall in May
Riiviku, Estonia
- Average rainfall in May: 42mm
The wettest month (with the highest rainfall) is June (59mm).
The driest months (with the least rainfall) are March and April (32mm).
Average rainfall days in May
Riiviku, Estonia
- Average rainfall days in May: 15 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in May
Riiviku, Estonia
- Average snowfall in May: 3mm
The month with the highest snowfall is February (217mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Riiviku, Estonia
- Average snowfall days in May: 0.8 days
The month with the highest number of snowfall days is January (21.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Riiviku, Estonia
- Average daylight in May: 16h and 48min
The month with the longest days is June (Average daylight: 18h and 6min).
The month with the shortest days is December (Average daylight: 6h and 36min).
- Average sunshine in May: 9h and 24min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in May
Riiviku, Estonia
- Average sunshine days in May: 13.3 days
The month with the most sunshine days is May (13.3 days).
The month with the least sunshine days is December (3.7 days).
Average UV index in May
Riiviku, 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, October, November and December (UV index 1).
Average cloud cover in May
Riiviku, Estonia
- Average cloud cover in May: 40
The month with the most cloud cover is December (Cloud cover 82).
The months with the least cloud cover are May and July (Cloud cover 40).
Average visibility in May
Riiviku, Estonia
- Average visibility in May: 9km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (6km).





