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
Weather in September
Temperature
Transitioning into September, Port Henderson experiences an average high-temperature of a still mild 13°C (55.4°F), marking a minor shift from the preceding month. Port Henderson encounters an average temperature dip to a fresh 10.1°C (50.2°F) throughout September, subtly lower than its daytime maximum.Humidity
The average relative humidity in September in Port Henderson is 85%.Rainfall
In Port Henderson, in September, it is raining for 17.8 days, with typically 39mm (1.54") of accumulated precipitation. Throughout the year, there are 220 rainfall days, and 558mm (21.97") of precipitation is accumulated.Snowfall
In Port Henderson, snow does not fall in May through October.Daylight
In Port Henderson, United Kingdom, the average length of the day in September is 12h and 47min.On the first day of the month, sunrise is at 6:25 am and sunset at 8:20 pm. On the last day of September, sunrise is at 7:26 am and sunset at 6:59 pm BST.
Sunshine
The average sunshine in September is 5.6h.UV index
In September, the average daily maximum UV index in Port Henderson is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: During September, 3 as the daily maximum UV index converts into the following advice:
Guard yourself - An obligation to protect skin and eyes from harm exists. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What is the usual temperature for Port Henderson in September?
What is the average humidity in September in Port Henderson?
How many days does it rain in September in Port Henderson?
When it does not snow in Port Henderson?
What is the average length of the day in September in Port Henderson?
What time are sunrise and sunset in September in Port Henderson?
How long on average sun shines in September in Port Henderson?
How high is the UV index in September in Port Henderson?
Average temperature in September
Port Henderson, United Kingdom
- Average high temperature in September: 13°C
The warmest months (with the highest average high temperature) are July and August (14.4°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in September: 10.1°C
The month with the highest average low temperature is July (11°C).
The coldest month (with the lowest average low temperature) is February (3.2°C).
Average pressure in September
Port Henderson, United Kingdom
- Average pressure in September: 1011.2mbar
The month with the highest atmospheric pressure is May (1014.4mbar).
The month with the lowest atmospheric pressure is December (1004.9mbar).
Average wind speed in September
Port Henderson, United Kingdom
- Average wind speed in September: 20.5km/h
The windiest month (with the highest average wind speed) is January (27.1km/h).
The calmest month (with the lowest average wind speed) is June (15.1km/h).
Average humidity in September
Port Henderson, United Kingdom
- Average humidity in September: 85%
The months with the highest relative humidity are July and August (86%).
The months with the lowest relative humidity are April and May (80%).
Average rainfall in September
Port Henderson, United Kingdom
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is October (64mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in September
Port Henderson, United Kingdom
- Average rainfall days in September: 17.8 days
The month with the highest number of rainy days is August (21.5 days).
The month with the least rainy days is April (15.8 days).
Average snowfall in September
Port Henderson, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (30mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Port Henderson, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.9 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
Port Henderson, United Kingdom
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 42min).
- Average sunshine in September: 5h and 4min
The month with the most sunshine is June (Average sunshine: 7h and 36min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).
Average sunshine days in September
Port Henderson, United Kingdom
- Average sunshine days in September: 8.8 days
The month with the most sunshine days is May (11.3 days).
The month with the least sunshine days is August (6.3 days).
Average UV index in September
Port Henderson, United Kingdom
- Average UV index in September: 3
The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Port Henderson, United Kingdom
- Average cloud cover in September: 64
The month with the most cloud cover is January (Cloud cover 67).
The months with the least cloud cover are April and May (Cloud cover 58).
Average visibility in September
Port Henderson, United Kingdom
- Average visibility in September: 9km
The months with the highest visibility are April and October (10km).
The months with the lowest visibility are January, February, March, May, June, July, August, September, November and December (9km).
Port Henderson, United Kingdom
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