May weather forecastOpoj, Slovakia
May
Weather in May
May, the last month of the spring in Opoj, is also an enjoyable month, with an average temperature ranging between min 9°C (48.2°F) and max 19.5°C (67.1°F).Temperature
May introduces a marginal temperature uplift, with average high-temperatures adjusting from April's comfortable 16.4°C (61.5°F) to a still refreshing 19.5°C (67.1°F). May nights in Opoj, Slovakia, experience a consistent temperature drop to a frosty 9°C (48.2°F).Humidity
In May, the average relative humidity is 74%.Rainfall
The month with the most rainfall is May, when the rain falls for 16.8 days and typically aggregates up to 56mm (2.2") of precipitation.Snowfall
April through September are months without snowfall.Daylight
The average length of the day in May in Opoj is 15h and 13min.On the first day of the month, sunrise is at 05:29 and sunset at 20:03. On the last day of May, sunrise is at 04:53 and sunset at 20:41 CEST.
Sunshine
The average sunshine in May is 9.5h.UV index
In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 4 in May leads to these recommendations:
Take precautions - Protection against sun damage is advised. To guard against the harmful effects of the Sun, minimize exposure during midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Opoj, Slovakia
- Average high temperature in May: 19.5°C
The warmest month (with the highest average high temperature) is August (26.8°C).
The month with the lowest average high temperature is January (1.3°C).
- Average low temperature in May: 9°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-3.5°C).
Average pressure in May
Opoj, Slovakia
- Average pressure in May: 1015mbar
The month with the highest atmospheric pressure is December (1020mbar).
The month with the lowest atmospheric pressure is June (1014.7mbar).
Average wind speed in May
Opoj, Slovakia
- Average wind speed in May: 12.5km/h
The windiest months (with the highest average wind speed) are February and March (13.5km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).
Average humidity in May
Opoj, Slovakia
- Average humidity in May: 74%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (62%).
Average rainfall in May
Opoj, Slovakia
- Average rainfall in May: 56mm
The wettest month (with the highest rainfall) is May (56mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in May
Opoj, Slovakia
- Average rainfall days in May: 16.8 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (8.9 days).
Average snowfall in May
Opoj, Slovakia
- Average snowfall in May: 0mm
The month with the highest snowfall is January (108mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in May
Opoj, Slovakia
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (9.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Opoj, Slovakia
- Average daylight in May: 15h and 12min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in May: 9h and 30min
The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days in May
Opoj, Slovakia
- Average sunshine days in May: 12.3 days
The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is June (12.1 days).
Average UV index in May
Opoj, Slovakia
- Average UV index in May: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Opoj, Slovakia
- Average cloud cover in May: 38
The months with the most cloud cover are January and February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in May
Opoj, Slovakia
- Average visibility in May: 9km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February and December (8km).





