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 refreshing 15.5°C (59.9°F), closely mirroring August's climate. In September, the temperature drops to an average of 8.5°C (47.3°F) at night.Humidity
In Delph, the average relative humidity in September is 86%.Rainfall
In Delph, in September, it is raining for 12.9 days, with typically 28mm (1.1") of accumulated precipitation. Throughout the year, in Delph, United Kingdom, there are 175.3 rainfall days, and 452mm (17.8") of precipitation is accumulated.Snowfall
June through October are months without snowfall.Daylight
The average length of the day in September in Delph is 12h and 41min.On the first day of the month, sunrise is at 6:18 am and sunset at 7:57 pm. On the last day of September, in Delph, sunrise is at 7:09 am and sunset at 6:46 pm BST.
Sunshine
In Delph, the average sunshine in September is 5.6h.UV index
In Delph, United Kingdom, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The daily maximum UV index of 3 in September interprets into the following advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Delph?
What is the average humidity in September in Delph?
How much does it rain in Delph in September?
When it does not snow in Delph?
What is the average length of the day in September in Delph?
When are sunrise and sunset in September in Delph?
How long on average sun shines in September in Delph?
How high is the UV index in September in Delph?
Average temperature in September
Delph, United Kingdom
- Average high temperature in September: 15.5°C
The warmest month (with the highest average high temperature) is July (18.3°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in September: 8.5°C
The month with the highest average low temperature is August (10.8°C).
The coldest months (with the lowest average low temperature) are January and February (0.8°C).
Average pressure in September
Delph, United Kingdom
- Average pressure in September: 1015.5mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1009mbar).
Average wind speed in September
Delph, United Kingdom
- Average wind speed in September: 13.8km/h
The windiest month (with the highest average wind speed) is February (18.9km/h).
The calmest months (with the lowest average wind speed) are June and July (13.1km/h).
Average humidity in September
Delph, United Kingdom
- Average humidity in September: 86%
The months with the highest relative humidity are January, November and December (91%).
The months with the lowest relative humidity are April and May (82%).
Average rainfall in September
Delph, United Kingdom
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is July (53mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in September
Delph, United Kingdom
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is February (10.4 days).
Average snowfall in September
Delph, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (56mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Delph, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (6.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Delph, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in September: 5h and 4min
The month with the most sunshine is April (Average sunshine: 6h and 24min).
The month with the least sunshine is November (Average sunshine: 3h and 0min).
Average sunshine days in September
Delph, United Kingdom
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is December (14.7 days).
The month with the least sunshine days is July (7.7 days).
Average UV index in September
Delph, United Kingdom
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 4).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Delph, United Kingdom
- Average cloud cover in September: 62
The month with the most cloud cover is November (Cloud cover 70).
The month with the least cloud cover is April (Cloud cover 57).
Average visibility in September
Delph, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are March, April and May (9km).
The months with the lowest visibility are January, February, June, July, August, September, October, November and December (8km).
