September weather forecast
Kiby, Norway

September

Weather in September

The first month of the autumn, September, is also a frosty month in Kiby, Norway, with an average temperature varying between 9.4°C (48.9°F) and 6.7°C (44.1°F).

Temperature

Kiby's shift into September sets the average high-temperature at a chilly 9.4°C (48.9°F), a figure that deviates only slightly from August's 11.8°C (53.2°F). In Kiby, the nocturnal temperatures throughout September show a marginal dip from the daytime averages, settling at a still frosty 6.7°C (44.1°F).

Humidity

In Kiby, Norway, the average relative humidity in September is 82%.

Rainfall

In Kiby, during September, the rain falls for 11.9 days and regularly aggregates up to 21mm (0.83") of precipitation. Throughout the year, there are 96.7 rainfall days, and 280mm (11.02") of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.8 snowfall days, it receives 4mm (0.16") of snow. Throughout the year, there are 96.9 snowfall days, and 579mm (22.8") of snow is accumulated.

Daylight

In September, the average length of the day is 13h and 22min.
On the first day of September, sunrise is at 04:18 and sunset at 19:42. On the last day of the month, sunrise is at 06:14 and sunset at 17:26 CEST.

Sunshine

The average sunshine in September is 5.7h.

UV index

In September, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: During September, 2 as the daily maximum UV index converts into the following advice:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.

Frequently asked questions

What are September temperatures?
An average high-temperature, in September, in Kiby, is 9.4°C (48.9°F) and the average low-temperature is 6.7°C (44.1°F).
What is the average humidity in September?
In September, the average relative humidity is 82%.
How many days does it rain in September?
In September, the rain falls for 11.9 days. Throughout September, 21mm (0.83") of precipitation is accumulated.
When does it start to snow?
September is the first month it typically snows. Throughout September, in the average 0.8 snowfall days, it receives 4mm (0.16") of snow.
How many hours of daylight does Kiby have in September?
The average day length in September is 13h and 22min.
When are sunrise and sunset in September?
On the first day of September, sunrise is at 04:18 and sunset at 19:42. On the last day of the month, sunrise is at 06:14 and sunset at 17:26 CEST.
How long on average sun shines in September in Kiby?
In September, the average sunshine duration is 5.7h.
What is the UV index reading in September?
The average daily maximum UV index in September is 2. A UV Index of 2, and less, symbolizes a low 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Kiby, Norway
  • Average high temperature in September: 9.4°C

The warmest month (with the highest average high temperature) is July (12.5°C).
The month with the lowest average high temperature is February (-3.9°C).

  • Average low temperature in September: 6.7°C

The month with the highest average low temperature is July (8.9°C).
The coldest months (with the lowest average low temperature) are January and February (-7.6°C).

Average pressure in September
Kiby, Norway
  • Average pressure in September: 1010mbar

The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1002.3mbar).

Average wind speed in September
Kiby, Norway
  • Average wind speed in September: 19.5km/h

The windiest month (with the highest average wind speed) is March (25.2km/h).
The calmest month (with the lowest average wind speed) is August (15.7km/h).

Average humidity in September
Kiby, Norway
  • Average humidity in September: 82%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is June (78%).

Average rainfall in September
Kiby, Norway
  • Average rainfall in September: 21mm

The wettest month (with the highest rainfall) is June (28mm).
The driest month (with the least rainfall) is November (16mm).

Average rainfall days in September
Kiby, Norway
  • Average rainfall days in September: 11.9 days

The month with the highest number of rainy days is August (12.8 days).
The month with the least rainy days is February (2.5 days).

Average snowfall in September
Kiby, Norway
  • Average snowfall in September: 4mm

The month with the highest snowfall is January (97mm).
The months with the least snowfall are July and August (0mm).

Average snowfall days in September
Kiby, Norway
  • Average snowfall days in September: 0.8 days

The month with the highest number of snowfall days is March (14.7 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in September /
Average sunshine in September
Kiby, Norway
  • Average daylight in September: 13h and 2min

The month with the longest days is August (Average daylight: 18h and 12min).
The months with the shortest days are June and December (Average daylight: 0h and 0min).

  • Average sunshine in September: 5h and 4min

The month with the most sunshine is August (Average sunshine: 8h and 18min).
The month with the least sunshine is December (Average sunshine: 0h and 18min).

Average sunshine days in September
Kiby, Norway
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is July (17.9 days).
The month with the least sunshine days is April (8.4 days).

Average UV index in September
Kiby, Norway
  • Average UV index in September: 2

The months with the highest UV index are May, June, July and August (UV index 3).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).

Average cloud cover in September
Kiby, Norway
  • Average cloud cover in September: 58

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 56).

Average visibility in September
Kiby, Norway
  • Average visibility in September: 10km

The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are March and April (8km).

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