September weather forecastAlkham, United Kingdom
September
Weather in September
September, a herald of autumn in Alkham, presents a gradual cooling climate, reduced daylight hours, and a mild increase in precipitation. The data strikes a highlight with a fall in temperatures to 14.9°C (58.8°F) from 18.6°C (65.5°F) in the previous month. This change in weather signals an end to the warm summer days and announces autumn's arrival with moderately cool temperatures and increased rainfall. Transitioning into October, an unmistakable crispness in the air and further reductions in temperatures become the core signatures of autumn. Adapting to falling temperatures and regular rainfall becomes a vital part of daily life in Alkham during this time.Temperature
Alkham marks the start of September with an average high-temperature of a still refreshing 17.7°C (63.9°F), hinting at a slight fluctuation from August's 19.3°C (66.7°F). Alkham logs an average low-temperature of 14.6°C (58.3°F) during the nights of September, subtly lower than its daytime highs.Humidity
With an average relative humidity of 78%, September is the least humid month.Rainfall
In September, the rain falls for 12.8 days. Throughout September, 35mm (1.38") of precipitation is accumulated. Throughout the year, there are 181.9 rainfall days, and 489mm (19.25") of precipitation is accumulated.Snowfall
In Alkham, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 6:09 am and sunset at 7:40 pm. On the last day of September, in Alkham, United Kingdom, sunrise is at 6:54 am and sunset at 6:34 pm BST.
Sunshine
In Alkham, the average sunshine in September is 8.2h.UV index
In September, the average daily maximum UV index in Alkham is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 4 during September translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Alkham, United Kingdom
- Average high temperature in September: 17.7°C
The warmest month (with the highest average high temperature) is August (19.3°C).
The months with the lowest average high temperature are January and February (7.4°C).
- Average low temperature in September: 14.6°C
The month with the highest average low temperature is August (16°C).
The coldest month (with the lowest average low temperature) is February (4.9°C).
Average pressure in September
Alkham, 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 (1011.2mbar).
Average wind speed in September
Alkham, United Kingdom
- Average wind speed in September: 21.5km/h
The windiest month (with the highest average wind speed) is December (28.9km/h).
The calmest month (with the lowest average wind speed) is July (18.7km/h).
Average humidity in September
Alkham, United Kingdom
- Average humidity in September: 78%
The months with the highest relative humidity are January, June and December (83%).
The month with the lowest relative humidity is September (78%).
Average rainfall in September
Alkham, United Kingdom
- Average rainfall in September: 35mm
The wettest months (with the highest rainfall) are November and December (60mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in September
Alkham, United Kingdom
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is November (18.9 days).
The month with the least rainy days is April (12.4 days).
Average snowfall in September
Alkham, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (12mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Alkham, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.2 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
Alkham, United Kingdom
- Average daylight in September: 12h and 36min
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 12min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in September
Alkham, United Kingdom
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is May (15.7 days).
The month with the least sunshine days is November (8 days).
Average UV index in September
Alkham, United Kingdom
- Average UV index in September: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and February (UV index 2).
Average cloud cover in September
Alkham, United Kingdom
- Average cloud cover in September: 40
The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in September
Alkham, United Kingdom
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
