Climate and monthly weather forecastLlanrwst, United Kingdom
Climate and monthly weather forecast
Weather in January
January, like December, is another chilly winter month in Llanrwst, United Kingdom, with an average temperature ranging between min 3.8°C (38.8°F) and max 6.8°C (44.2°F). Llanrwst reaches its lowest average temperatures in January, measuring 6.8°C (44.2°F) at the peak and 3.8°C (38.8°F) at the lowest. Weather in January »Weather in February
The last month of the winter, February, is another chilly month in Llanrwst, United Kingdom, with an average temperature varying between 7.1°C (44.8°F) and 3.9°C (39°F). Llanrwst marks the start of February with an average high-temperature of a still chilly 7.1°C (44.8°F), hinting at a slight fluctuation from January's 6.8°C (44.2°F). Weather in February »Weather in March
March, the first month of the spring in Llanrwst, is also a frosty month, with an average temperature ranging between max 8.3°C (46.9°F) and min 4.3°C (39.7°F). March is marked by an average high-temperature of a still chilly 8.3°C (46.9°F), almost identical to the preceding month. Weather in March »Weather in April
April is a cool spring month in Llanrwst, United Kingdom, with an average temperature varying between 10.5°C (50.9°F) and 5.9°C (42.6°F). With the arrival of April, Llanrwst's average high-temperature registers at a fresh 10.5°C (50.9°F), indicating a subtle variation from the previous month. Weather in April »Weather in May
The last month of the spring, May, is also a fresh month in Llanrwst, United Kingdom, with an average temperature varying between 8.1°C (46.6°F) and 12.9°C (55.2°F). The unfolding of May shows an average high-temperature of a still fresh 12.9°C (55.2°F), indicating a slight variance from April's 10.5°C (50.9°F). Weather in May »Weather in June
The first month of the summer, June, is a refreshing month in Llanrwst, United Kingdom, with temperature in the range of an average high of 15.4°C (59.7°F) and an average low of 10.6°C (51.1°F). Llanrwst, United Kingdom, records a slight change with June's average high-temperatures adjusting to a mild 15.4°C (59.7°F) from May's 12.9°C (55.2°F). Weather in June »Weather in July
July is a comfortable summer month in Llanrwst, United Kingdom, with an average temperature ranging between min 12.3°C (54.1°F) and max 16.9°C (62.4°F). Llanrwst's temperatures tend to reach their peak averages in July, with a high of 16.9°C (62.4°F) and a low of 12.3°C (54.1°F). Weather in July »Weather in August
The last month of the summer, August, is another comfortable month in Llanrwst, United Kingdom, with an average temperature ranging between max 16.8°C (62.2°F) and min 12.8°C (55°F). The commencement of August records an average high-temperature of a still enjoyable 16.8°C (62.2°F), barely varying from July's 16.9°C (62.4°F). Weather in August »Weather in September
September, the first month of the autumn in Llanrwst, is still a refreshing month, with an average temperature varying between 15.3°C (59.5°F) and 11.5°C (52.7°F). The commencement of September records an average high-temperature of a mild 15.3°C (59.5°F), barely varying from August's 16.8°C (62.2°F). Weather in September »Weather in October
October, like September, is a moderate autumn month in Llanrwst, United Kingdom, with an average temperature fluctuating between 13.1°C (55.6°F) and 9.7°C (49.5°F). October's onset records a minor alteration in the average high-temperature to a still moderate 13.1°C (55.6°F) from September's 15.3°C (59.5°F). Weather in October »Weather in November
November, the last month of the autumn in Llanrwst, is another chilly month, with an average temperature varying between 6.9°C (44.4°F) and 9.8°C (49.6°F). The onset of November brings a small shift in high-temperatures, falling from a moderate 13.1°C (55.6°F) in October to a chilly 9.8°C (49.6°F). Weather in November »Weather in December
December, the first month of the winter in Llanrwst, is also a frosty month, with an average temperature ranging between max 8°C (46.4°F) and min 5.3°C (41.5°F). The arrival of December is marked by an average high-temperature of a still frosty 8°C (46.4°F), bearing a close resemblance to November. 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
January is the coldest month, exhibiting average temperatures of 6.8°C (44.2°F) at the peak and 3.8°C (38.8°F) at the base.
January and August, with an average relative humidity of 85%, are most humid months in Llanrwst.
In Llanrwst, United Kingdom, during the entire year, the rain falls for 228.5 days and collects up to 604mm (23.78") of precipitation.
Months with snowfall are January through April, November and December.
Throughout the year, in Llanrwst, United Kingdom, there are 9 snowfall days, and 69mm (2.72") of snow is accumulated.
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.
The month with the most snowfall is February, when snow falls for 3.3 days and typically aggregates up to 21mm (0.83") of snow.
The months with the lowest humidity in Llanrwst are April and May, with an average relative humidity of 81%.
May is the month with the least rainfall in Llanrwst, United Kingdom. Rain falls for 16.9 days and accumulates 31mm (1.22") of precipitation.
In Llanrwst, United Kingdom, snow does not fall in May through October.
May and June, with an average of 7.7h of sunshine, are months with the most sunshine.
The months with the highest UV index are May through September, with an average maximum UV index of 4.
June has the longest days of the year in Llanrwst, with an average of 16h and 54min of daylight.
Llanrwst, United Kingdom, notes the warmest temperatures in July, with a average high of 16.9°C (62.4°F) and a low of 12.3°C (54.1°F).
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time ends, 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.
The month with the most rainfall is November, when the rain falls for 22.4 days and typically aggregates up to 68mm (2.68") of precipitation.
The month with the least sunshine in Llanrwst, United Kingdom, is November, with an average of 3.6h of sunshine.
The month with the shortest days in Llanrwst is December, with an average of 7h and 36min of daylight.
Average temperature
Llanrwst, United Kingdom
The warmest month (with the highest average high temperature) is July (16.9°C).
The month with the lowest average high temperature is January (6.8°C).
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (3.8°C).
Average pressure
Llanrwst, United Kingdom
- Average pressure in January:
1012.2mbar - Average pressure in February:
1011.8mbar - Average pressure in March:
1014.4mbar - Average pressure in April:
1015.1mbar - Average pressure in May:
1016.2mbar - Average pressure in June:
1015.3mbar
- Average pressure in July:
1014.1mbar - Average pressure in August:
1013.2mbar - Average pressure in September:
1015.6mbar - Average pressure in October:
1013.5mbar - Average pressure in November:
1008.8mbar - Average pressure in December:
1011.8mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.8mbar).
Average wind speed
Llanrwst, United Kingdom
- Average wind speed in January:
22.8km/h - Average wind speed in February:
22.1km/h - Average wind speed in March:
19.4km/h - Average wind speed in April:
16.1km/h - Average wind speed in May:
16.3km/h - Average wind speed in June:
14.4km/h
- Average wind speed in July:
14.7km/h - Average wind speed in August:
16.7km/h - Average wind speed in September:
17.9km/h - Average wind speed in October:
19.7km/h - Average wind speed in November:
22.1km/h - Average wind speed in December:
23.8km/h
The windiest month (with the highest average wind speed) is December (23.8km/h).
The calmest month (with the lowest average wind speed) is June (14.4km/h).
Average humidity
Llanrwst, United Kingdom
The months with the highest relative humidity are January and August (85%).
The months with the lowest relative humidity are April and May (81%).
Average rainfall
Llanrwst, United Kingdom
The wettest month (with the highest rainfall) is November (68mm).
The driest month (with the least rainfall) is May (31mm).
Average rainfall days
Llanrwst, United Kingdom
- Average rainfall days in January:
20.5 days - Average rainfall days in February:
15.8 days - Average rainfall days in March:
17.1 days - Average rainfall days in April:
16.8 days - Average rainfall days in May:
16.9 days - Average rainfall days in June:
16.7 days
- Average rainfall days in July:
20.8 days - Average rainfall days in August:
21.6 days - Average rainfall days in September:
17.9 days - Average rainfall days in October:
19.5 days - Average rainfall days in November:
22.4 days - Average rainfall days in December:
22.5 days
The month with the highest number of rainy days is December (22.5 days).
The month with the least rainy days is February (15.8 days).
Average snowfall
Llanrwst, United Kingdom
The month with the highest snowfall is February (21mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days
Llanrwst, United Kingdom
- Average snowfall days in January:
2.3 days - Average snowfall days in February:
3.3 days - Average snowfall days in March:
0.8 days - Average snowfall days in April:
0.2 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:
0.5 days - Average snowfall days in December:
1.9 days
The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Llanrwst, United Kingdom
- Average daylight in January:
8h and 12min - Average daylight in February:
9h and 54min - Average daylight in March:
11h and 54min - Average daylight in April:
14h and 0min - Average daylight in May:
15h and 54min - Average daylight in June:
16h and 54min
- Average daylight in July:
16h and 24min - Average daylight in August:
14h and 42min - Average daylight in September:
12h and 42min - Average daylight in October:
10h and 36min - Average daylight in November:
8h and 42min - Average daylight in December:
7h and 36min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in January:
3h and 48min - Average sunshine in February:
3h and 48min - Average sunshine in March:
5h and 42min - Average sunshine in April:
7h and 36min - Average sunshine in May:
7h and 42min - Average sunshine in June:
7h and 42min
- Average sunshine in July:
7h and 24min - Average sunshine in August:
7h and 18min - Average sunshine in September:
6h and 30min - Average sunshine in October:
4h and 12min - Average sunshine in November:
3h and 36min - Average sunshine in December:
3h and 42min
The months with the most sunshine are May and June (Average sunshine: 7h and 42min).
The month with the least sunshine is November (Average sunshine: 3h and 36min).
Average sunshine days
Llanrwst, United Kingdom
- Average sunshine days in January:
6.7 days - Average sunshine days in February:
7.8 days - Average sunshine days in March:
11 days - Average sunshine days in April:
10.4 days - Average sunshine days in May:
11 days - Average sunshine days in June:
10.1 days
- Average sunshine days in July:
8.1 days - Average sunshine days in August:
6.3 days - Average sunshine days in September:
8.5 days - Average sunshine days in October:
7.1 days - Average sunshine days in November:
5.2 days - Average sunshine days in December:
5.4 days
The months with the most sunshine days are March and May (11 days).
The month with the least sunshine days is November (5.2 days).
Average UV index
Llanrwst, 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, March, November and December (UV index 2).
Average cloud cover
Llanrwst, United Kingdom
The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is May (Cloud cover 49).
Average visibility
Llanrwst, United Kingdom
The months with the highest visibility are March, September and October (10km).
The months with the lowest visibility are January, February, April, May, June, July, August, November and December (9km).
