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
Romaldkirk starts September with an average high-temperature of a moderate 14.5°C (58.1°F), hinting at a minimal fluctuation from August. An average low-temperature of 7.9°C (46.2°F) marks the nights in Romaldkirk throughout September.Humidity
In September, the average relative humidity in Romaldkirk is 88%.Rainfall
In Romaldkirk, in September, it is raining for 12.6 days, with typically 30mm (1.18") of accumulated precipitation. Throughout the year, there are 173.3 rainfall days, and 484mm (19.06") of precipitation is accumulated.Snowfall
In Romaldkirk, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 43min.On the first day of September, sunrise is at 6:16 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:46 pm BST.
Sunshine
In September, the average sunshine is 6h.UV index
In Romaldkirk, United Kingdom, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: An average UV index of 3 in September transforms into this advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Romaldkirk?
What is the average humidity in September in Romaldkirk?
How much does it rain in Romaldkirk in September?
When it does not snow in Romaldkirk?
Does it snow in Romaldkirk in September?
What is the average length of the day in September in Romaldkirk?
When is the sunrise / sunset in September in Romaldkirk?
How many hours of sunshine does Romaldkirk have in September?
What is the UV index intensity in September in Romaldkirk?
Average temperature in September
Romaldkirk, United Kingdom
- Average high temperature in September: 14.5°C
The warmest month (with the highest average high temperature) is July (17.1°C).
The month with the lowest average high temperature is January (4°C).
- Average low temperature in September: 7.9°C
The month with the highest average low temperature is August (9.8°C).
The coldest month (with the lowest average low temperature) is January (0.2°C).
Average pressure in September
Romaldkirk, United Kingdom
- Average pressure in September: 1014.6mbar
The month with the highest atmospheric pressure is May (1016mbar).
The month with the lowest atmospheric pressure is November (1008mbar).
Average wind speed in September
Romaldkirk, United Kingdom
- Average wind speed in September: 14.7km/h
The windiest month (with the highest average wind speed) is January (19.8km/h).
The calmest month (with the lowest average wind speed) is June (13km/h).
Average humidity in September
Romaldkirk, United Kingdom
- Average humidity in September: 88%
The month with the highest relative humidity is November (92%).
The months with the lowest relative humidity are April and May (84%).
Average rainfall in September
Romaldkirk, United Kingdom
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is June (55mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in September
Romaldkirk, United Kingdom
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (10.3 days).
Average snowfall in September
Romaldkirk, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (79mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Romaldkirk, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Romaldkirk, 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 24min).
- Average sunshine in September: 6h and 0min
The month with the most sunshine is July (Average sunshine: 6h and 30min).
The months with the least sunshine are October and November (Average sunshine: 3h and 30min).
Average sunshine days in September
Romaldkirk, United Kingdom
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is July (8.2 days).
Average UV index in September
Romaldkirk, United Kingdom
- Average UV index in September: 3
The months with the highest UV index are May, June and July (UV index 4).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Romaldkirk, United Kingdom
- Average cloud cover in September: 61
The month with the most cloud cover is November (Cloud cover 68).
The month with the least cloud cover is April (Cloud cover 58).
Average visibility in September
Romaldkirk, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).
