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 sea temperature 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
September denotes a minimal variation in the average high-temperature to a still refreshing 13.9°C (57°F) from August's 15.7°C (60.3°F). An average low-temperature of 10°C (50°F) characterizes Portknockie's September nights.Humidity
June through September, with an average relative humidity of 84%, are the most humid months.Rainfall
In Portknockie, in September, it is raining for 13.3 days, with typically 19mm (0.75") of accumulated precipitation. Throughout the year, in Portknockie, there are 163.6 rainfall days, and 246mm (9.69") of precipitation is accumulated.Snowfall
In Portknockie, snow does not fall in June through September.Sea temperature
In Portknockie, United Kingdom, the average seawater temperature in September is 13.2°C (55.8°F).Note: Swimming at temperatures less than 10°C (50°F) in 13.2°C (55.8°F) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. A quick swim at 13°C (55.4°F) without adequate warmth can be discomforting.
Daylight
The average length of the day in September in Portknockie is 12h and 47min.On the first day of the month, sunrise is at 6:13 am and sunset at 8:09 pm. On the last day of September, sunrise is at 7:14 am and sunset at 6:47 pm BST.
Sunshine
In Portknockie, the average sunshine in September is 7h.UV index
June through September, with an average maximum UV index of 4, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: In September, a daily UV index of 4 turns into the following recommendations:
Take precautions - Protection against sunburn is recommended. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What are the temperatures in Portknockie in September?
What are the most humid months in Portknockie?
What is the average humidity in September in Portknockie?
How many days does it rain in September in Portknockie?
When it does not snow in Portknockie?
Does it snow in Portknockie in September?
What is the sea water temperature in September in Portknockie?
What is the average length of the day in September in Portknockie?
When are sunrise and sunset in September in Portknockie?
How long on average sun shines in September in Portknockie?
What is the month with the highest UV index in Portknockie?
What is the UV index reading in September in Portknockie?
Average temperature in September
Portknockie, United Kingdom
- Average high temperature in September: 13.9°C
The warmest month (with the highest average high temperature) is August (15.7°C).
The month with the lowest average high temperature is January (5.7°C).
- Average low temperature in September: 10°C
The month with the highest average low temperature is August (11.2°C).
The coldest month (with the lowest average low temperature) is January (3°C).
Average pressure in September
Portknockie, United Kingdom
- Average pressure in September: 1011.8mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1005.6mbar).
Average wind speed in September
Portknockie, United Kingdom
- Average wind speed in September: 19.6km/h
The windiest month (with the highest average wind speed) is January (26.8km/h).
The calmest month (with the lowest average wind speed) is July (15.6km/h).
Average humidity in September
Portknockie, United Kingdom
- Average humidity in September: 84%
The months with the highest relative humidity are June, July, August and September (84%).
The months with the lowest relative humidity are March and April (79%).
Average rainfall in September
Portknockie, United Kingdom
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is July (28mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in September
Portknockie, United Kingdom
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is August (16.6 days).
The month with the least rainy days is February (10 days).
Average snowfall in September
Portknockie, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (22mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Portknockie, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (3.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in September
Portknockie, United Kingdom
- Average sea temperature in September: 13.2°C
The best month for swimming (with the highest average sea temperature) is August (13.5°C).
The coldest month (with the lowest average sea temperature) is March (6.9°C).
Average daylight in September /
Average sunshine in September
Portknockie, 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: 7h and 0min
The month with the most sunshine is June (Average sunshine: 8h and 0min).
The month with the least sunshine is November (Average sunshine: 4h and 12min).
Average sunshine days in September
Portknockie, United Kingdom
- Average sunshine days in September: 12.8 days
The month with the most sunshine days is April (14.3 days).
The months with the least sunshine days are November and December (9.9 days).
Average UV index in September
Portknockie, United Kingdom
- Average UV index in September: 4
The months with the highest UV index are June, July, August and September (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
Portknockie, United Kingdom
- Average cloud cover in September: 53
The month with the most cloud cover is June (Cloud cover 58).
The months with the least cloud cover are April and August (Cloud cover 52).
Average visibility in September
Portknockie, United Kingdom
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, June, September, October, November and December (10km).
The months with the lowest visibility are May, July and August (9km).
Portknockie, United Kingdom
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