September weather forecastRye, Norway

September

Weather in September

The first month of the autumn, September, is also a moderate month in Rye, Norway, with an average temperature varying between 13.3°C (55.9°F) and 7.2°C (45°F).

Temperature

September's arrival aligns with a minor decrease in average high-temperatures, from August's refreshing 17.2°C (63°F) to a moderate 13.3°C (55.9°F). Rye throughout September, records an average low-temperature of 7.2°C (45°F).

Humidity

In September, the average relative humidity is 80%.

Rainfall

In September, the rain falls for 15.2 days. Throughout September, 56mm (2.2") of precipitation is accumulated. In Rye, Norway, during the entire year, the rain falls for 159.4 days and collects up to 586mm (23.07") of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 59min.
On the first day of the month, sunrise is at 06:05 and sunset at 20:32. On the last day of September, sunrise is at 07:26 and sunset at 18:52 CEST.

Sunshine

The average sunshine in September is 7h.

UV index

In Rye, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: In September, the maximum UV index of 3 transforms into these recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.

Frequently asked questions

The high-temperature, in September, in Rye, records 13.3°C (55.9°F), while the low-temperature is 7.2°C (45°F).

The average relative humidity in September is 80%.

In Rye, in September, it is raining for 15.2 days, with typically 56mm (2.2") of accumulated precipitation.

In Rye, snow does not fall in June through September.

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

In Rye, Norway, the average day length in September is 12h and 59min.

On the first day of September, sunrise is at 06:05 and sunset at 20:32. On the last day of the month, sunrise is at 07:26 and sunset at 18:52 CEST.

The average sunshine duration in September is 7h.

In Rye, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
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
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Rye, Norway

  • Average high temperature in September: 13.3°C

The warmest month (with the highest average high temperature) is July (18.1°C).
The month with the lowest average high temperature is January (-2.1°C).

  • Average low temperature in September: 7.2°C

The month with the highest average low temperature is July (9.4°C).
The coldest month (with the lowest average low temperature) is January (-5.7°C).

Average pressure in September
Rye, Norway

  • Average pressure in September: 1010.8mbar

The month with the highest atmospheric pressure is May (1014.5mbar).
The month with the lowest atmospheric pressure is December (1004.1mbar).

Average wind speed in September
Rye, Norway

  • Average wind speed in September: 10.1km/h

The windiest month (with the highest average wind speed) is January (12.7km/h).
The calmest month (with the lowest average wind speed) is July (8km/h).

Average humidity in September
Rye, Norway

  • Average humidity in September: 80%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are May and June (75%).

Average rainfall in September
Rye, Norway

  • Average rainfall in September: 56mm

The wettest month (with the highest rainfall) is July (61mm).
The driest month (with the least rainfall) is November (31mm).

Average rainfall days in September
Rye, Norway

  • Average rainfall days in September: 15.2 days

The month with the highest number of rainy days is August (17.1 days).
The month with the least rainy days is February (7.5 days).

Average snowfall in September
Rye, Norway

  • Average snowfall in September: 0mm

The month with the highest snowfall is February (199mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Rye, Norway

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is March (12.2 days).
The months with the least snowfall days are July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Rye, Norway

  • Average daylight in September: 13h and 0min

The month with the longest days is June (Average daylight: 20h and 24min).
The month with the shortest days is December (Average daylight: 4h and 42min).

  • Average sunshine in September: 7h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 1h and 36min).

Average sunshine days in September
Rye, Norway

  • Average sunshine days in September: 13 days

The month with the most sunshine days is November (16 days).
The month with the least sunshine days is December (11.5 days).

Average UV index in September
Rye, Norway

  • Average UV index in September: 3

The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are February, March and December (UV index 1).

Average cloud cover in September
Rye, Norway

  • Average cloud cover in September: 53

The month with the most cloud cover is March (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 49).

Average visibility in September
Rye, Norway

  • Average visibility in September: 9km

The months with the highest visibility are May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January, February, March, April and December (8km).