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
Weather in September
Temperature
The commencement of September records an average high-temperature of a still moderate 15.3°C (59.5°F), barely varying from August's 15.9°C (60.6°F). Cranstal, during September nights, records a temperature marginally cooler than the daytime average, at a still mild 13.5°C (56.3°F).Humidity
In September, the average relative humidity is 81%.Rainfall
In Cranstal, in September, it is raining for 17.2 days, with typically 54mm (2.13") of accumulated precipitation. Throughout the year, there are 220.7 rainfall days, and 653mm (25.71") of precipitation is accumulated.Snowfall
In Cranstal, snow does not fall in April through November.Daylight
In Cranstal, the average length of the day in September is 12h and 42min.On the first day of September, sunrise is at 06:26 and sunset at 20:08. On the last day of the month, sunrise is at 07:18 and sunset at 18:55 BST.
Sunshine
In September, the average sunshine is 6.9h.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: In September, the maximum UV index of 4 suggests these recommendations:
Undertake precautions - Guarding against sun damage is counselled. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Enhance your sun protection with tightly woven, yet airy clothing.
Frequently asked questions
What are the temperatures in Cranstal in September?
What is the average humidity in September in Cranstal?
How much does it rain in Cranstal in September?
When it does not snow in Cranstal?
How many hours of daylight does Cranstal have in September?
When is the sunrise / sunset in September in Cranstal?
How many hours of sunshine does Cranstal have in September?
What is the month with the highest UV index in Cranstal?
How high is the UV index in September in Cranstal?
Average temperature in September
Cranstal, Isle of Man
- Average high temperature in September: 15.3°C
The warmest month (with the highest average high temperature) is August (15.9°C).
The month with the lowest average high temperature is February (7.5°C).
- Average low temperature in September: 13.5°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is February (5.8°C).
Average pressure in September
Cranstal, Isle of Man
- Average pressure in September: 1014.6mbar
The month with the highest atmospheric pressure is May (1015.8mbar).
The month with the lowest atmospheric pressure is November (1007.8mbar).
Average wind speed in September
Cranstal, Isle of Man
- Average wind speed in September: 27.1km/h
The windiest month (with the highest average wind speed) is December (35.1km/h).
The calmest month (with the lowest average wind speed) is June (20km/h).
Average humidity in September
Cranstal, Isle of Man
- Average humidity in September: 81%
The months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is November (77%).
Average rainfall in September
Cranstal, Isle of Man
- Average rainfall in September: 54mm
The wettest month (with the highest rainfall) is November (74mm).
The driest month (with the least rainfall) is April (30mm).
Average rainfall days in September
Cranstal, Isle of Man
- Average rainfall days in September: 17.2 days
The month with the highest number of rainy days is August (21.6 days).
The month with the least rainy days is April (14.8 days).
Average snowfall in September
Cranstal, Isle of Man
- Average snowfall in September: 0mm
The month with the highest snowfall is January (6mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Cranstal, Isle of Man
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Cranstal, Isle of Man
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in September: 6h and 5min
The month with the most sunshine is May (Average sunshine: 8h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Cranstal, Isle of Man
- Average sunshine days in September: 9.2 days
The month with the most sunshine days is May (14.1 days).
The month with the least sunshine days is November (5.4 days).
Average UV index in September
Cranstal, Isle of Man
- Average UV index in September: 4
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January and February (UV index 2).
Average cloud cover in September
Cranstal, Isle of Man
- Average cloud cover in September: 52
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is May (Cloud cover 46).
Average visibility in September
Cranstal, Isle of Man
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
Cranstal, Isle of Man
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