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 presence records an average high-temperature of a still mild 13.8°C (56.8°F), closely mirroring August's climate. September records a small disparity from daytime temperatures, marking an average low-temperature of 9.7°C (49.5°F).Humidity
July through September, with an average relative humidity of 87%, are the most humid months.Rainfall
In Kilmartin, in September, during 21.8 rainfall days, 93mm (3.66") of precipitation is typically accumulated. Throughout the year, there are 251.8 rainfall days, and 1222mm (48.11") of precipitation is accumulated.Snowfall
May through November are months without snowfall.Daylight
In Kilmartin, the average length of the day in September is 12h and 44min.On the first day of September, sunrise is at 6:27 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 6:59 pm BST.
Sunshine
The average sunshine in September is 5.2h.UV index
In Kilmartin, 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 rays for average individuals.Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Be vigilant - Preventing sunburn is recommended. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Kilmartin in September?
What is the most humid month in Kilmartin?
What is the average humidity in September in Kilmartin?
How many days does it rain in September in Kilmartin?
When it does not snow in Kilmartin?
How many hours of daylight does Kilmartin have in September?
When are sunrise and sunset in September in Kilmartin?
How long on average sun shines in September in Kilmartin?
What is the UV index reading in September in Kilmartin?
Average temperature in September
Kilmartin, United Kingdom
- Average high temperature in September: 13.8°C
The warmest month (with the highest average high temperature) is July (15.4°C).
The months with the lowest average high temperature are January and February (5.7°C).
- Average low temperature in September: 9.7°C
The month with the highest average low temperature is July (10.8°C).
The coldest month (with the lowest average low temperature) is January (2.7°C).
Average pressure in September
Kilmartin, United Kingdom
- Average pressure in September: 1012.5mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is November (1006.1mbar).
Average wind speed in September
Kilmartin, United Kingdom
- Average wind speed in September: 15.9km/h
The windiest month (with the highest average wind speed) is January (22.2km/h).
The calmest month (with the lowest average wind speed) is June (12.2km/h).
Average humidity in September
Kilmartin, United Kingdom
- Average humidity in September: 87%
The months with the highest relative humidity are July, August and September (87%).
The month with the lowest relative humidity is April (80%).
Average rainfall in September
Kilmartin, United Kingdom
- Average rainfall in September: 93mm
The wettest month (with the highest rainfall) is December (144mm).
The driest month (with the least rainfall) is April (51mm).
Average rainfall days in September
Kilmartin, United Kingdom
- Average rainfall days in September: 21.8 days
The month with the highest number of rainy days is August (23.8 days).
The month with the least rainy days is April (18.1 days).
Average snowfall in September
Kilmartin, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (46mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Kilmartin, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kilmartin, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 30min).
The month with the shortest days is December (Average daylight: 7h and 0min).
- Average sunshine in September: 5h and 1min
The month with the most sunshine is June (Average sunshine: 7h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in September
Kilmartin, United Kingdom
- Average sunshine days in September: 6.6 days
The month with the most sunshine days is May (10.8 days).
The month with the least sunshine days is August (5.3 days).
Average UV index in September
Kilmartin, United Kingdom
- Average UV index in September: 3
The month with the highest UV index is June (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Kilmartin, United Kingdom
- Average cloud cover in September: 65
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is April (Cloud cover 55).
Average visibility in September
Kilmartin, United Kingdom
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (9km).
The months with the lowest visibility are July and August (8km).
