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
During September, Simister records an average high-temperature of a still enjoyable 16.1°C (61°F), marking a slight divergence from August's 18.3°C (64.9°F). An average low-temperature of 9.3°C (48.7°F) is observed during September nights in Simister.Humidity
The average relative humidity in September in Simister, United Kingdom, is 85%.Rainfall
In September, in Simister, the rain falls for 14.4 days. Throughout September, 31mm (1.22") of precipitation is accumulated. In Simister, during the entire year, the rain falls for 197.1 days and collects up to 441mm (17.36") of precipitation.Snowfall
In Simister, snow does not fall in May through October.Daylight
In September, the average length of the day in Simister, United Kingdom, is 12h and 41min.On the first day of the month, sunrise is at 6:19 am and sunset at 7:58 pm. On the last day of September, in Simister, sunrise is at 7:09 am and sunset at 6:47 pm BST.
Sunshine
In Simister, the average sunshine in September is 6h.UV index
The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: A daily maximum UV index of 3 in September translates into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Simister?
What is the average humidity in September in Simister?
How much does it rain in Simister in September?
When it does not snow in Simister?
How many hours of daylight does Simister have in September?
When are sunrise and sunset in September in Simister?
How long on average sun shines in September in Simister?
How high is the UV index in September in Simister?
Average temperature in September
Simister, United Kingdom
- Average high temperature in September: 16.1°C
The warmest month (with the highest average high temperature) is July (18.8°C).
The month with the lowest average high temperature is January (5.5°C).
- Average low temperature in September: 9.3°C
The month with the highest average low temperature is August (11.5°C).
The coldest months (with the lowest average low temperature) are January and February (1.5°C).
Average pressure in September
Simister, United Kingdom
- Average pressure in September: 1015.5mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.9mbar).
Average wind speed in September
Simister, United Kingdom
- Average wind speed in September: 13.3km/h
The windiest month (with the highest average wind speed) is February (18km/h).
The calmest months (with the lowest average wind speed) are June and July (12.5km/h).
Average humidity in September
Simister, United Kingdom
- Average humidity in September: 85%
The months with the highest relative humidity are January and December (90%).
The months with the lowest relative humidity are April and May (80%).
Average rainfall in September
Simister, United Kingdom
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is August (52mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in September
Simister, United Kingdom
- Average rainfall days in September: 14.4 days
The month with the highest number of rainy days is August (19.9 days).
The month with the least rainy days is April (13.2 days).
Average snowfall in September
Simister, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (32mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Simister, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.9 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
Simister, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in September: 6h and 0min
The month with the most sunshine is April (Average sunshine: 7h and 0min).
The months with the least sunshine are January and February (Average sunshine: 3h and 24min).
Average sunshine days in September
Simister, United Kingdom
- Average sunshine days in September: 10.2 days
The month with the most sunshine days is April (12.8 days).
The month with the least sunshine days is August (6.4 days).
Average UV index in September
Simister, United Kingdom
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (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
Simister, United Kingdom
- Average cloud cover in September: 59
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is April (Cloud cover 53).
Average visibility in September
Simister, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, May, June and October (9km).
The months with the lowest visibility are January, July, August, September, November and December (8km).
