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 climate shows a minor adjustment in average high-temperatures to a still enjoyable 17.9°C (64.2°F) from August's 19.7°C (67.5°F). During the month of September, Hardham's nighttime temperature lowers to an average of 12.7°C (54.9°F).Humidity
August and September, with an average relative humidity of 79%, are the least humid months in Hardham.Rainfall
In September, the rain falls for 12.5 days. Throughout September, 31mm (1.22") of precipitation is accumulated. Throughout the year, in Hardham, there are 180.3 rainfall days, and 484mm (19.06") of precipitation is accumulated.Snowfall
April through October are months without snowfall in Hardham.Daylight
The average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 6:16 am and sunset at 7:47 pm. On the last day of September, in Hardham, sunrise is at 7:01 am and sunset at 6:41 pm BST.
Sunshine
The average sunshine in September is 8.2h.UV index
In Hardham, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A daily high UV index of 4 in September leads to these guidelines:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Hardham?
What are the least humid months in Hardham?
What is the average humidity in September in Hardham?
How many days does it rain in September in Hardham?
When it does not snow in Hardham?
What is the average length of the day in September in Hardham?
What time are sunrise and sunset in September in Hardham?
How long on average sun shines in September in Hardham?
How high is the UV index in September in Hardham?
Average temperature in September
Hardham, United Kingdom
- Average high temperature in September: 17.9°C
The warmest months (with the highest average high temperature) are July and August (19.7°C).
The months with the lowest average high temperature are January and February (7.7°C).
- Average low temperature in September: 12.7°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is February (4.2°C).
Average pressure in September
Hardham, United Kingdom
- Average pressure in September: 1017.3mbar
The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1010.9mbar).
Average wind speed in September
Hardham, United Kingdom
- Average wind speed in September: 18km/h
The windiest month (with the highest average wind speed) is December (24.2km/h).
The calmest month (with the lowest average wind speed) is July (16.5km/h).
Average humidity in September
Hardham, United Kingdom
- Average humidity in September: 79%
The months with the highest relative humidity are January and December (85%).
The months with the lowest relative humidity are August and September (79%).
Average rainfall in September
Hardham, United Kingdom
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is November (64mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in September
Hardham, United Kingdom
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is November (18.3 days).
The month with the least rainy days is September (12.5 days).
Average snowfall in September
Hardham, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (9mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Hardham, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.8 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
Hardham, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in September
Hardham, United Kingdom
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is April (14.7 days).
The month with the least sunshine days is February (8.5 days).
Average UV index in September
Hardham, 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
Hardham, United Kingdom
- Average cloud cover in September: 41
The months with the most cloud cover are February and November (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in September
Hardham, United Kingdom
- Average visibility in September: 10km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and December (9km).
