September weather forecastBoldre, United Kingdom
September
Weather in September
September, the first month of the autumn in Boldre, is still a refreshing month, with temperature in the range of an average low of 11.5°C (52.7°F) and an average high of 18.3°C (64.9°F).Temperature
Boldre sees the arrival of September with an average high-temperature of an enjoyable 18.3°C (64.9°F), indicating a subtle variation from August. Nighttime temperature experiences an average drop to a fresh 11.5°C (52.7°F) in September.Humidity
In September, the average relative humidity in Boldre is 80%.Rainfall
In September, the rain falls for 12.3 days. Throughout September, 28mm (1.1") of precipitation is accumulated. In Boldre, United Kingdom, during the entire year, the rain falls for 184.9 days and collects up to 482mm (18.98") of precipitation.Snowfall
April through October are months without snowfall in Boldre, United Kingdom.Daylight
The average length of the day in September is 12h and 37min.On the first day of September, sunrise is at 6:20 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:46 pm BST.
Sunshine
In September, the average sunshine is 7.9h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Make use of precautions - Suggestions to resist sunburn are communicated. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. 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
Average temperature in September
Boldre, United Kingdom
- Average high temperature in September: 18.3°C
The warmest month (with the highest average high temperature) is July (20.7°C).
The month with the lowest average high temperature is January (7.4°C).
- Average low temperature in September: 11.5°C
The month with the highest average low temperature is August (13.3°C).
The coldest months (with the lowest average low temperature) are January and February (3.3°C).
Average pressure in September
Boldre, United Kingdom
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1010.7mbar).
Average wind speed in September
Boldre, United Kingdom
- Average wind speed in September: 15km/h
The windiest month (with the highest average wind speed) is February (19.3km/h).
The calmest month (with the lowest average wind speed) is July (14km/h).
Average humidity in September
Boldre, United Kingdom
- Average humidity in September: 80%
The months with the highest relative humidity are January and December (87%).
The months with the lowest relative humidity are July and August (79%).
Average rainfall in September
Boldre, United Kingdom
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is December (61mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in September
Boldre, United Kingdom
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is November (17.5 days).
The month with the least rainy days is September (12.3 days).
Average snowfall in September
Boldre, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is December (8mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Boldre, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Boldre, United Kingdom
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 7h and 54min
The month with the most sunshine is July (Average sunshine: 8h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in September
Boldre, United Kingdom
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is March (14 days).
The month with the least sunshine days is November (8.9 days).
Average UV index in September
Boldre, United Kingdom
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).
Average cloud cover in September
Boldre, United Kingdom
- Average cloud cover in September: 44
The month with the most cloud cover is November (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 44).
Average visibility in September
Boldre, United Kingdom
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





