Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
September's advent notes a subtle adjustment in average high-temperature to a still mild 13.6°C (56.5°F) from August. During the month of September, the nighttime temperature falls to an average of 7.7°C (45.9°F).Humidity
In Knockando, the average relative humidity in September is 87%.Rainfall
In Knockando, in September, during 13.5 rainfall days, 29mm (1.14") of precipitation is typically accumulated. Throughout the year, there are 166.5 rainfall days, and 397mm (15.63") of precipitation is accumulated.Snowfall
In Knockando, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 47min.On the first day of the month, sunrise is at 6:15 am and sunset at 8:10 pm. On the last day of September, in Knockando, United Kingdom, sunrise is at 7:16 am and sunset at 6:50 pm BST.
Sunshine
In Knockando, the average sunshine in September is 6.5h.UV index
In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 3 in September converts into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. 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
What is the temperature in September in Knockando?
What is the average humidity in September in Knockando?
How many days does it rain in September in Knockando?
When it does not snow in Knockando?
Does it snow in Knockando in September?
How many hours of daylight does Knockando have in September?
When are sunrise and sunset in September in Knockando?
How long on average sun shines in September in Knockando?
How high is the UV index in September in Knockando?
Average temperature in September
Knockando, United Kingdom
- Average high temperature in September: 13.6°C
The warmest month (with the highest average high temperature) is July (16.2°C).
The month with the lowest average high temperature is January (3.1°C).
- Average low temperature in September: 7.7°C
The month with the highest average low temperature is July (9.3°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).
Average pressure in September
Knockando, United Kingdom
- Average pressure in September: 1012mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The months with the lowest atmospheric pressure are November and December (1006mbar).
Average wind speed in September
Knockando, United Kingdom
- Average wind speed in September: 14.7km/h
The windiest month (with the highest average wind speed) is January (20.2km/h).
The calmest month (with the lowest average wind speed) is July (11.8km/h).
Average humidity in September
Knockando, United Kingdom
- Average humidity in September: 87%
The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is April (80%).
Average rainfall in September
Knockando, United Kingdom
- Average rainfall in September: 29mm
The wettest month (with the highest rainfall) is June (52mm).
The driest month (with the least rainfall) is December (20mm).
Average rainfall days in September
Knockando, United Kingdom
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is February (7.6 days).
Average snowfall in September
Knockando, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (101mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Knockando, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Knockando, United Kingdom
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 17h and 54min).
The month with the shortest days is December (Average daylight: 6h and 42min).
- Average sunshine in September: 6h and 3min
The month with the most sunshine is August (Average sunshine: 6h and 54min).
The month with the least sunshine is November (Average sunshine: 4h and 6min).
Average sunshine days in September
Knockando, United Kingdom
- Average sunshine days in September: 13.1 days
The month with the most sunshine days is December (14.7 days).
The month with the least sunshine days is June (6.9 days).
Average UV index in September
Knockando, United Kingdom
- Average UV index in September: 3
The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, February, March, April, November and December (UV index 2).
Average cloud cover in September
Knockando, United Kingdom
- Average cloud cover in September: 58
The month with the most cloud cover is June (Cloud cover 66).
The month with the least cloud cover is December (Cloud cover 56).
Average visibility in September
Knockando, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, October, November and December (9km).
The months with the lowest visibility are June, July, August and September (8km).
