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 weather records an average high-temperature of a still mild 14°C (57.2°F), showing little deviation from August. In Gattonside, the expected average low-temperature for September is a frosty 7.7°C (45.9°F).Humidity
In September, the average relative humidity in Gattonside, United Kingdom, is 90%.Rainfall
In Gattonside, in September, during 17.5 rainfall days, 35mm (1.38") of precipitation is typically accumulated. In Gattonside, during the entire year, the rain falls for 217.8 days and collects up to 548mm (21.57") of precipitation.Snowfall
In Gattonside, snow does not fall in May through October.Daylight
In Gattonside, the average length of the day in September is 12h and 44min.On the first day of September, sunrise is at 6:17 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 6:48 pm BST.
Sunshine
The average sunshine in September in Gattonside is 5.3h.UV index
In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The UV index of 3 during September leads to these advisories:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. It's recommended to limit sun exposure when its radiation is at its peak during midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Gattonside?
What is the average humidity in September in Gattonside?
How many days does it rain in September in Gattonside?
When it does not snow in Gattonside?
What is the average length of the day in September in Gattonside?
What time are sunrise and sunset in September in Gattonside?
How many hours of sunshine does Gattonside have in September?
What is the UV index intensity in September in Gattonside?
Average temperature in September
Gattonside, United Kingdom
- Average high temperature in September: 14°C
The warmest month (with the highest average high temperature) is July (16.4°C).
The month with the lowest average high temperature is January (4°C).
- Average low temperature in September: 7.7°C
The month with the highest average low temperature is July (9.4°C).
The coldest month (with the lowest average low temperature) is January (0.2°C).
Average pressure in September
Gattonside, United Kingdom
- Average pressure in September: 1013.8mbar
The month with the highest atmospheric pressure is May (1015.7mbar).
The month with the lowest atmospheric pressure is November (1007.3mbar).
Average wind speed in September
Gattonside, United Kingdom
- Average wind speed in September: 15.2km/h
The windiest month (with the highest average wind speed) is January (20.1km/h).
The calmest months (with the lowest average wind speed) are June and July (13.2km/h).
Average humidity in September
Gattonside, United Kingdom
- Average humidity in September: 90%
The month with the highest relative humidity is December (92%).
The month with the lowest relative humidity is April (83%).
Average rainfall in September
Gattonside, United Kingdom
- Average rainfall in September: 35mm
The wettest month (with the highest rainfall) is August (68mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in September
Gattonside, United Kingdom
- Average rainfall days in September: 17.5 days
The month with the highest number of rainy days is July (24.7 days).
The month with the least rainy days is February (13.3 days).
Average snowfall in September
Gattonside, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (50mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Gattonside, United Kingdom
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (5.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Gattonside, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 24min).
The month with the shortest days is December (Average daylight: 7h and 12min).
- Average sunshine in September: 5h and 2min
The month with the most sunshine is April (Average sunshine: 6h and 18min).
The month with the least sunshine is October (Average sunshine: 3h and 12min).
Average sunshine days in September
Gattonside, United Kingdom
- Average sunshine days in September: 8.1 days
The month with the most sunshine days is November (11.1 days).
The month with the least sunshine days is July (3.6 days).
Average UV index in September
Gattonside, United Kingdom
- Average UV index in September: 3
The month with the highest UV index is July (UV index 4).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Gattonside, United Kingdom
- Average cloud cover in September: 66
The month with the most cloud cover is August (Cloud cover 69).
The month with the least cloud cover is April (Cloud cover 59).
Average visibility in September
Gattonside, United Kingdom
- Average visibility in September: 8km
The month with the highest visibility is March (9km).
The months with the lowest visibility are January, February, April, May, June, July, August, September, October, November and December (8km).
