Expand
Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, the same as December, in Llanharry, United Kingdom, is another chilly winter month, with temperature in the range of an average high of 7.5°C (45.5°F) and an average low of 4.1°C (39.4°F). January, recording an average high temperature of 7.5°C (45.5°F) and a low temperature of 4.1°C (39.4°F), is Llanharry's coldest month. Weather in January »
Weather in February
The last month of the winter, February, is another chilly month in Llanharry, United Kingdom, with an average temperature fluctuating between 7.6°C (45.7°F) and 4°C (39.2°F). In February, Llanharry experiences a minor shift in meteorological conditions with average high-temperatures marked at a still chilly 7.6°C (45.7°F), closely mirroring the climate in January. Weather in February »
Weather in March
The first month of the spring, March, is still a chilly month in Llanharry, United Kingdom, with an average temperature varying between 9.8°C (49.6°F) and 4.3°C (39.7°F). The transition into March reveals an average high-temperature of a still chilly 9.8°C (49.6°F), mirroring a close resemblance to February. Weather in March »
Weather in April
April is a cool spring month in Llanharry, United Kingdom, with an average temperature ranging between max 12.3°C (54.1°F) and min 5.8°C (42.4°F). Llanharry experiences a minor change to a cool 12.3°C (54.1°F) in average high-temperature during April, closely reflecting March. Weather in April »
Weather in May
The last month of the spring, May, is a mild month in Llanharry, United Kingdom, with an average temperature fluctuating between 8.3°C (46.9°F) and 14.6°C (58.3°F). With the transition into May, Llanharry notes an average high-temperature of a mild 14.6°C (58.3°F), closely resembling April. Weather in May »
Weather in June
June, the first month of the summer in Llanharry, is an enjoyable month, with an average temperature varying between 10.9°C (51.6°F) and 17.1°C (62.8°F). In June, Llanharry's weather conditions record an average high-temperature of an enjoyable 17.1°C (62.8°F), demonstrating little divergence from the preceding month. Weather in June »
Weather in July
July, like June, in Llanharry, United Kingdom, is another comfortable summer month, with an average temperature ranging between min 12.7°C (54.9°F) and max 18.8°C (65.8°F). Llanharry notes the warmest temperatures in July, with a high average of 18.8°C (65.8°F) and a low of 12.7°C (54.9°F). Weather in July »
Weather in August
The last month of the summer, August, is another comfortable month in Llanharry, United Kingdom, with an average temperature varying between 13.2°C (55.8°F) and 18.3°C (64.9°F). With the transition into August, Llanharry notes an average high-temperature of a still comfortable 18.3°C (64.9°F), closely resembling July. Weather in August »
Weather in September
September, the first month of the autumn in Llanharry, is still a comfortable month, with an average temperature ranging between max 16.7°C (62.1°F) and min 11.3°C (52.3°F). September's weather displays an average high-temperature of a still enjoyable 16.7°C (62.1°F), slightly varied from August's 18.3°C (64.9°F). Weather in September »
Weather in October
October, like September, is a moderate autumn month in Llanharry, United Kingdom, with an average temperature ranging between max 14°C (57.2°F) and min 9.7°C (49.5°F). October's weather displays an average high-temperature of a mild 14°C (57.2°F), slightly varied from September's 16.7°C (62.1°F). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Llanharry, United Kingdom, with an average temperature ranging between min 6.9°C (44.4°F) and max 10.3°C (50.5°F). The arrival of November corresponds with a light shift in temperature, down from a mild 14°C (57.2°F) in October to a cool 10.3°C (50.5°F). Weather in November »
Weather in December
December, the first month of the winter in Llanharry, is also a frosty month, with an average temperature fluctuating between 8.5°C (47.3°F) and 5.3°C (41.5°F). December's arrival registers an average high-temperature of a frosty 8.5°C (47.3°F), closely aligning with the temperature of the previous month. Weather in December »
Updated: Feb 8, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Llanharry?
January, marked by an average high-temperature of 7.5°C (45.5°F) and a low-temperature of 4.1°C (39.4°F), is the coldest month in Llanharry.
How many days does it rain in Llanharry?
Throughout the year, in Llanharry, there are 197.2 rainfall days, and 669mm (26.34") of precipitation is accumulated.
When does it snow in Llanharry?
Months with snowfall in Llanharry are January through March and December.
How much does it snow in Llanharry?
Throughout the year, there are 3.6 snowfall days, and 21mm (0.83") of snow is accumulated.
What is the month with the least sunshine in Llanharry?
With an average of 3.6h of sunshine, January has the least sunshine of the year in Llanharry, United Kingdom.
What is the month with the lowest UV index in Llanharry?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the least humid month in Llanharry?
The months with the lowest humidity in Llanharry, United Kingdom, are April and May, with an average relative humidity of 81%.
What is the driest month in Llanharry?
April is the month with the least rainfall. Rain falls for 14.8 days and accumulates 32mm (1.26") of precipitation.
When it does not snow in Llanharry?
April through November are months without snowfall in Llanharry.
What month has the most sunshine in Llanharry?
The month with the most sunshine in Llanharry is May, with an average of 8h of sunshine.
What is the month with the highest UV index in Llanharry?
May through September, with an average maximum UV index of 4, are months with the highest UV index.
When are the longest days in Llanharry?
The month with the longest days is June, with an average of 16h and 36min of daylight.
What month is the hottest in Llanharry?
July is the warmest month, exhibiting average temperatures of 18.8°C (65.8°F) at the peak and 12.7°C (54.9°F) at the base.
When is Daylight Saving Time (DST) in Llanharry?
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time ends in Llanharry, United Kingdom, and the time zone changes from BST to GMT. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 1:00 am, and the time zone reverts from GMT to BST.
What is the rainiest month in Llanharry?
November is the month with the most rainfall. Rain falls for 19.1 days and accumulates 79mm (3.11") of precipitation.
What is the most humid month in Llanharry?
The most humid month is December, with an average relative humidity of 86%.
What is the snowiest month in Llanharry?
December is the month with the most snowfall in Llanharry, United Kingdom. Snow falls for 0.8 days and accumulates 9mm (0.35") of snow.
What is the month with the shortest days in Llanharry?
The month with the shortest days is December, with an average of 7h and 54min of daylight.
Average temperature
Llanharry, United Kingdom
The warmest month (with the highest average high temperature) is July (18.8°C).
The month with the lowest average high temperature is January (7.5°C).
The month with the highest average low temperature is August (13.2°C).
The coldest month (with the lowest average low temperature) is February (4°C).
Average pressure
Llanharry, United Kingdom
- Average pressure in January:
1013.9mbar - Average pressure in February:
1013.4mbar - Average pressure in March:
1015.3mbar - Average pressure in April:
1015.3mbar - Average pressure in May:
1016.7mbar - Average pressure in June:
1016mbar
- Average pressure in July:
1015.2mbar - Average pressure in August:
1014.7mbar - Average pressure in September:
1016.7mbar - Average pressure in October:
1014.5mbar - Average pressure in November:
1009.9mbar - Average pressure in December:
1013.9mbar
The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1009.9mbar).
Average wind speed
Llanharry, United Kingdom
- Average wind speed in January:
22.5km/h - Average wind speed in February:
23km/h - Average wind speed in March:
20.3km/h - Average wind speed in April:
16.9km/h - Average wind speed in May:
16.4km/h - Average wind speed in June:
15.5km/h
- Average wind speed in July:
15.7km/h - Average wind speed in August:
16.5km/h - Average wind speed in September:
16.9km/h - Average wind speed in October:
19.3km/h - Average wind speed in November:
21.7km/h - Average wind speed in December:
23.1km/h
The windiest month (with the highest average wind speed) is December (23.1km/h).
The calmest month (with the lowest average wind speed) is June (15.5km/h).
Average humidity
Llanharry, United Kingdom
The month with the highest relative humidity is December (86%).
The months with the lowest relative humidity are April and May (81%).
Average rainfall
Llanharry, United Kingdom
The wettest month (with the highest rainfall) is November (79mm).
The driest month (with the least rainfall) is April (32mm).
Average rainfall days
Llanharry, United Kingdom
- Average rainfall days in January:
16.8 days - Average rainfall days in February:
13.9 days - Average rainfall days in March:
14.6 days - Average rainfall days in April:
14.8 days - Average rainfall days in May:
15.3 days - Average rainfall days in June:
16.6 days
- Average rainfall days in July:
18.1 days - Average rainfall days in August:
18.8 days - Average rainfall days in September:
15.1 days - Average rainfall days in October:
16.1 days - Average rainfall days in November:
19.1 days - Average rainfall days in December:
18 days
The month with the highest number of rainy days is November (19.1 days).
The month with the least rainy days is February (13.9 days).
Average snowfall
Llanharry, United Kingdom
The month with the highest snowfall is December (9mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days
Llanharry, United Kingdom
- Average snowfall days in January:
0.9 days - Average snowfall days in February:
1.3 days - Average snowfall days in March:
0.5 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.1 days - Average snowfall days in December:
0.8 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Llanharry, United Kingdom
- Average daylight in January:
8h and 2min - Average daylight in February:
10h and 0min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 5min - Average daylight in May:
15h and 4min - Average daylight in June:
16h and 4min
- Average daylight in July:
16h and 1min - Average daylight in August:
14h and 4min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 4min - Average daylight in November:
8h and 5min - Average daylight in December:
7h and 5min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in January:
3h and 4min - Average sunshine in February:
3h and 5min - Average sunshine in March:
5h and 4min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 0min - Average sunshine in June:
7h and 2min
- Average sunshine in July:
7h and 4min - Average sunshine in August:
7h and 0min - Average sunshine in September:
6h and 4min - Average sunshine in October:
4h and 2min - Average sunshine in November:
3h and 5min - Average sunshine in December:
3h and 5min
The month with the most sunshine is May (Average sunshine: 8h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days
Llanharry, United Kingdom
- Average sunshine days in January:
11.3 days - Average sunshine days in February:
10.6 days - Average sunshine days in March:
12.9 days - Average sunshine days in April:
13.2 days - Average sunshine days in May:
13.5 days - Average sunshine days in June:
11.1 days
- Average sunshine days in July:
10.3 days - Average sunshine days in August:
9.4 days - Average sunshine days in September:
11.8 days - Average sunshine days in October:
11 days - Average sunshine days in November:
9 days - Average sunshine days in December:
9.5 days
The month with the most sunshine days is May (13.5 days).
The month with the least sunshine days is November (9 days).
Average UV index
Llanharry, United Kingdom
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Llanharry, United Kingdom
The month with the most cloud cover is November (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 48).
Average visibility
Llanharry, United Kingdom
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
