September weather forecastOponice, Slovakia

September

Weather in September

September, the first month of the autumn in Oponice, is still a pleasant month, with an average temperature fluctuating between 21.3°C (70.3°F) and 11.5°C (52.7°F).

Temperature

Oponice, Slovakia, in September experiences a subtle temperature decline, with average high-temperatures reducing from a moderately hot 27.4°C (81.3°F) in August to an agreeable 21.3°C (70.3°F). Oponice experiences a nighttime temperature average of 11.5°C (52.7°F) during September.

Humidity

The average relative humidity in September in Oponice is 68%.

Rainfall

In Oponice, in September, it is raining for 10.5 days, with typically 33mm (1.3") of accumulated precipitation. In Oponice, Slovakia, during the entire year, the rain falls for 139.5 days and collects up to 419mm (16.5") of precipitation.

Snowfall

April through September are months without snowfall in Oponice, Slovakia.

Daylight

The average length of the day in September is 12h and 35min.
On the first day of the month, sunrise is at 06:05 and sunset at 19:29. On the last day of September, sunrise is at 06:46 and sunset at 18:28 CEST.

Sunshine

In September, the average sunshine is 9.3h.

UV index

The average daily maximum UV index in September in Oponice is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, an average UV index of 4 transforms into the following instructions:
Undertake precautions - Obligation exists to protect against skin and eye damage. The solar radiation around mid-day is intense; avoid the Sun and stay safe. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Frequently asked questions

In September, the average high-temperature and low-temperature in Oponice, Slovakia, are 21.3°C (70.3°F) and 11.5°C (52.7°F) respectively. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in August is estimated at 29°C (84.2°F).

The average relative humidity in September is 68%.

In Oponice, Slovakia, during September, the rain falls for 10.5 days and regularly aggregates up to 33mm (1.3") of precipitation.

In Oponice, snow does not fall in April through September.

In Oponice, Slovakia, in September, it doesn't snow. In October, it regularly snows.

The average day length in September is 12h and 35min.

In September, on the first day of the month, sunrise is at 06:05 and sunset at 19:29. On the last day of the month, in Oponice, Slovakia, sunrise is at 06:46 and sunset at 18:28 CEST.

In Oponice, Slovakia, the average sunshine duration in September is 9.3h.

In Oponice, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Oponice, Slovakia

  • Average high temperature in September: 21.3°C

The warmest month (with the highest average high temperature) is August (27.4°C).
The month with the lowest average high temperature is January (1.3°C).

  • Average low temperature in September: 11.5°C

The month with the highest average low temperature is August (15.5°C).
The coldest month (with the lowest average low temperature) is January (-3.6°C).

Average pressure in September
Oponice, Slovakia

  • Average pressure in September: 1017.8mbar

The month with the highest atmospheric pressure is December (1020mbar).
The month with the lowest atmospheric pressure is June (1014.5mbar).

Average wind speed in September
Oponice, Slovakia

  • Average wind speed in September: 9.9km/h

The windiest month (with the highest average wind speed) is March (12km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).

Average humidity in September
Oponice, Slovakia

  • Average humidity in September: 68%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (61%).

Average rainfall in September
Oponice, Slovakia

  • Average rainfall in September: 33mm

The wettest month (with the highest rainfall) is May (58mm).
The driest month (with the least rainfall) is April (23mm).

Average rainfall days in September
Oponice, Slovakia

  • Average rainfall days in September: 10.5 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is August (9.3 days).

Average snowfall in September
Oponice, Slovakia

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (105mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

Average snowfall days in September
Oponice, Slovakia

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Oponice, Slovakia

  • Average daylight in September: 12h and 36min

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 September: 9h and 18min

The month with the most sunshine is August (Average sunshine: 11h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

Average sunshine days in September
Oponice, Slovakia

  • Average sunshine days in September: 18.2 days

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is June (11.4 days).

Average UV index in September
Oponice, Slovakia

  • Average UV index in September: 4

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Oponice, Slovakia

  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in September
Oponice, Slovakia

  • Average visibility in September: 9km

The months with the highest visibility are April, July and August (10km).
The months with the lowest visibility are January, February and December (8km).