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
Garlieston experiences an average high-temperature of a still mild 14.6°C (58.3°F) in September, marking an insignificant shift from 15.8°C (60.4°F) in August. A modest dip in temperatures to an average of 11.9°C (53.4°F) is observed throughout Garlieston's September nights.Humidity
In Garlieston, the average relative humidity in September is 84%.Rainfall
In September, in Garlieston, the rain falls for 18.4 days. Throughout September, 64mm (2.52") of precipitation is accumulated. In Garlieston, during the entire year, the rain falls for 235.7 days and collects up to 831mm (32.72") of precipitation.Snowfall
In Garlieston, United Kingdom, snow does not fall in April through November.Daylight
In September, the average length of the day is 12h and 43min.On the first day of the month, sunrise is at 6:25 am and sunset at 8:09 pm. On the last day of September, in Garlieston, sunrise is at 7:19 am and sunset at 6:55 pm BST.
Sunshine
In Garlieston, the average sunshine in September is 6.5h.UV index
The months with the highest UV index in Garlieston are May through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, a daily UV index of 4 turns into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Frequently asked questions
What is the average September temperature in Garlieston?
What is the average humidity in September in Garlieston?
How much does it rain in Garlieston in September?
When it does not snow in Garlieston?
How many hours of daylight does Garlieston have in September?
When is the sunrise / sunset in September in Garlieston?
How many hours of sunshine does Garlieston have in September?
What are the months with the highest UV index in Garlieston?
What is the UV index intensity in September in Garlieston?
Average temperature in September
Garlieston, United Kingdom
- Average high temperature in September: 14.6°C
The warmest months (with the highest average high temperature) are July and August (15.8°C).
The month with the lowest average high temperature is February (6.8°C).
- Average low temperature in September: 11.9°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is February (4.3°C).
Average pressure in September
Garlieston, United Kingdom
- Average pressure in September: 1014.3mbar
The month with the highest atmospheric pressure is May (1015.7mbar).
The month with the lowest atmospheric pressure is November (1007.6mbar).
Average wind speed in September
Garlieston, United Kingdom
- Average wind speed in September: 22.6km/h
The windiest month (with the highest average wind speed) is December (30km/h).
The calmest month (with the lowest average wind speed) is June (17.5km/h).
Average humidity in September
Garlieston, United Kingdom
- Average humidity in September: 84%
The month with the highest relative humidity is July (86%).
The months with the lowest relative humidity are March, April, May, October, November and December (82%).
Average rainfall in September
Garlieston, United Kingdom
- Average rainfall in September: 64mm
The wettest month (with the highest rainfall) is November (96mm).
The driest month (with the least rainfall) is April (37mm).
Average rainfall days in September
Garlieston, United Kingdom
- Average rainfall days in September: 18.4 days
The month with the highest number of rainy days is August (23.6 days).
The months with the least rainy days are April and May (16.5 days).
Average snowfall in September
Garlieston, United Kingdom
- Average snowfall in September: 0mm
The months with the highest snowfall are January and February (10mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Garlieston, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.4 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Garlieston, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in September: 6h and 3min
The month with the most sunshine is May (Average sunshine: 8h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in September
Garlieston, United Kingdom
- Average sunshine days in September: 8.3 days
The month with the most sunshine days is May (11.1 days).
The month with the least sunshine days is August (5.3 days).
Average UV index in September
Garlieston, United Kingdom
- 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, February, November and December (UV index 2).
Average cloud cover in September
Garlieston, United Kingdom
- Average cloud cover in September: 55
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is May (Cloud cover 48).
Average visibility in September
Garlieston, United Kingdom
- Average visibility in September: 10km
The months with the highest visibility are March, June and September (10km).
The months with the lowest visibility are January, February, April, May, July, August, October, November and December (9km).
Garlieston, United Kingdom
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