September weather forecastMörby, Sweden

September

Weather in September

September, the first month of the autumn in Mörby, is still a comfortable month, with temperature in the range of an average low of 9.6°C (49.3°F) and an average high of 16.1°C (61°F).

Temperature

The commencement of September indicates a gentle shift in the average high-temperature, receding from August's agreeable 20.5°C (68.9°F) to a comfortable 16.1°C (61°F). An average low-temperature of 9.6°C (49.3°F) marks the nights throughout September.

Humidity

The average relative humidity in September is 80%.

Rainfall

In Mörby, during September, the rain falls for 13.4 days and regularly aggregates up to 27mm (1.06") of precipitation. In Mörby, Sweden, during the entire year, the rain falls for 133.7 days and collects up to 340mm (13.39") of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day in Mörby is 12h and 50min.
On the first day of the month, sunrise is at 05:45 and sunset at 19:49. On the last day of September, in Mörby, sunrise is at 06:51 and sunset at 18:23 CEST.

Sunshine

In Mörby, the average sunshine in September is 8.1h.

UV index

The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: In September, the maximum UV index of 3 translates into these guidelines:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.

Frequently asked questions

The average high-temperature, in September, in Mörby, is 16.1°C (61°F), while the average low-temperature is 9.6°C (49.3°F).

The average relative humidity in September is 80%.

In Mörby, in September, it is raining for 13.4 days, with typically 27mm (1.06") of accumulated precipitation.

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

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

In Mörby, the average day length in September is 12h and 50min.

On the first day of September, sunrise is at 05:45 and sunset at 19:49. On the last day of the month, sunrise is at 06:51 and sunset at 18:23 CEST.

The average sunshine duration in September is 8.1h.

In Mörby, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from 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
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Mörby, Sweden

  • Average high temperature in September: 16.1°C

The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (-0.5°C).

  • Average low temperature in September: 9.6°C

The month with the highest average low temperature is July (13.2°C).
The coldest month (with the lowest average low temperature) is January (-3.9°C).

Average pressure in September
Mörby, Sweden

  • Average pressure in September: 1013.4mbar

The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).

Average wind speed in September
Mörby, Sweden

  • Average wind speed in September: 13.8km/h

The windiest month (with the highest average wind speed) is December (18km/h).
The calmest months (with the lowest average wind speed) are July and August (12.3km/h).

Average humidity in September
Mörby, Sweden

  • Average humidity in September: 80%

The months with the highest relative humidity are January, February and December (88%).
The month with the lowest relative humidity is May (72%).

Average rainfall in September
Mörby, Sweden

  • Average rainfall in September: 27mm

The wettest month (with the highest rainfall) is July (43mm).
The driest month (with the least rainfall) is April (13mm).

Average rainfall days in September
Mörby, Sweden

  • Average rainfall days in September: 13.4 days

The months with the highest number of rainy days are July and August (15.7 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in September
Mörby, Sweden

  • Average snowfall in September: 0mm

The month with the highest snowfall is February (86mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Mörby, Sweden

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Mörby, Sweden

  • Average daylight in September: 12h and 48min

The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).

  • Average sunshine in September: 8h and 6min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).

Average sunshine days in September
Mörby, Sweden

  • Average sunshine days in September: 13.5 days

The month with the most sunshine days is May (17.9 days).
The months with the least sunshine days are July and November (12.5 days).

Average UV index in September
Mörby, Sweden

  • Average UV index in September: 3

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).

Average cloud cover in September
Mörby, Sweden

  • Average cloud cover in September: 43

The month with the most cloud cover is February (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 38).

Average visibility in September
Mörby, Sweden

  • Average visibility in September: 9km

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).