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
The average high-temperature during September is a mild 15.4°C (59.7°F), almost matching the conditions of the preceding month. In the month of September, an average of 8.1°C (46.6°F) marks the low-temperature in Llandrindod Wells, United Kingdom.Humidity
In September, the average relative humidity is 90%.Rainfall
The month with the least rainfall is September, when the rain falls for 13.7 days and typically collects 27mm (1.06") of precipitation.Snowfall
In Llandrindod Wells, United Kingdom, snow does not fall in June through October.Daylight
The average length of the day in September is 12h and 39min.On the first day of September in Llandrindod Wells, United Kingdom, sunrise is at 6:25 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 6:52 pm BST.
Sunshine
The average sunshine in September is 5.4h.UV index
The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: A daily maximum UV index of 3 in September translates into the following instructions:
Undertake precautions - Obligation exists to protect against skin and eye damage. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
What is the average September temperature in Llandrindod Wells?
What is the average humidity in September in Llandrindod Wells?
What is the driest month in Llandrindod Wells?
How many days does it rain in September in Llandrindod Wells?
When it does not snow in Llandrindod Wells?
What is the average length of the day in September in Llandrindod Wells?
What time are sunrise and sunset in September in Llandrindod Wells?
How many hours of sunshine does Llandrindod Wells have in September?
How high is the UV index in September in Llandrindod Wells?
Average temperature in September
Llandrindod Wells, United Kingdom
- Average high temperature in September: 15.4°C
The warmest month (with the highest average high temperature) is July (17.7°C).
The month with the lowest average high temperature is January (5.3°C).
- Average low temperature in September: 8.1°C
The month with the highest average low temperature is August (10.3°C).
The coldest months (with the lowest average low temperature) are January and February (0.9°C).
Average pressure in September
Llandrindod Wells, United Kingdom
- Average pressure in September: 1016.3mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.6mbar).
Average wind speed in September
Llandrindod Wells, United Kingdom
- Average wind speed in September: 13.3km/h
The windiest month (with the highest average wind speed) is February (19km/h).
The calmest month (with the lowest average wind speed) is June (12.7km/h).
Average humidity in September
Llandrindod Wells, United Kingdom
- Average humidity in September: 90%
The months with the highest relative humidity are January, November and December (92%).
The months with the lowest relative humidity are April and May (85%).
Average rainfall in September
Llandrindod Wells, United Kingdom
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is November (52mm).
The driest month (with the least rainfall) is September (27mm).
Average rainfall days in September
Llandrindod Wells, United Kingdom
- Average rainfall days in September: 13.7 days
The months with the highest number of rainy days are July and November (18.7 days).
The months with the least rainy days are February and September (13.7 days).
Average snowfall in September
Llandrindod Wells, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (30mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Llandrindod Wells, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Llandrindod Wells, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in September: 5h and 2min
The month with the most sunshine is May (Average sunshine: 6h and 24min).
The month with the least sunshine is November (Average sunshine: 2h and 54min).
Average sunshine days in September
Llandrindod Wells, United Kingdom
- Average sunshine days in September: 11 days
The month with the most sunshine days is April (12.5 days).
The month with the least sunshine days is November (7.2 days).
Average UV index in September
Llandrindod Wells, 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
Llandrindod Wells, United Kingdom
- Average cloud cover in September: 65
The month with the most cloud cover is November (Cloud cover 73).
The months with the least cloud cover are April and May (Cloud cover 60).
Average visibility in September
Llandrindod Wells, United Kingdom
- Average visibility in September: 7km
The months with the highest visibility are January, February, March, April, May, June, July and December (8km).
The months with the lowest visibility are August, September, October and November (7km).
Llandrindod Wells, United Kingdom
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