Climate and monthly weather forecastDolwyddelan, United Kingdom
Climate and monthly weather forecast
Weather in January
January, like December, in Dolwyddelan, United Kingdom, is a wintry winter month, with an average temperature varying between 5.8°C (42.4°F) and 2.4°C (36.3°F). January stands out as Dolwyddelan's coldest month, with temperatures ranging between an average high of 5.8°C (42.4°F) and a low of 2.4°C (36.3°F). Weather in January »Weather in February
February, the last month of the winter in Dolwyddelan, is a chilly month, with an average temperature ranging between min 2.2°C (36°F) and max 6°C (42.8°F). The start of February sees the average high-temperature at a chilly 6°C (42.8°F), showing little difference from January's 5.8°C (42.4°F). Weather in February »Weather in March
The first month of the spring, March, is also a frosty month in Dolwyddelan, United Kingdom, with an average temperature fluctuating between 2.6°C (36.7°F) and 7.7°C (45.9°F). As Dolwyddelan welcomes March, the average high-temperature is noted at a still frosty 7.7°C (45.9°F), closely aligning with the preceding month. Weather in March »Weather in April
April is a fresh spring month in Dolwyddelan, United Kingdom, with an average temperature varying between 4.6°C (40.3°F) and 10.4°C (50.7°F). The shift into April reveals an average high-temperature of a fresh 10.4°C (50.7°F), closely mirroring March's climate. Weather in April »Weather in May
May, the last month of the spring in Dolwyddelan, is also a fresh month, with an average temperature ranging between max 12.7°C (54.9°F) and min 6.8°C (44.2°F). Dolwyddelan experiences a recorded average high-temperature of a still fresh 12.7°C (54.9°F) in May, closely aligned with April's 10.4°C (50.7°F). Weather in May »Weather in June
The first month of the summer, June, is a moderate month in Dolwyddelan, United Kingdom, with an average temperature ranging between max 15.3°C (59.5°F) and min 9.1°C (48.4°F). The advent of June presents an average high-temperature of a mild 15.3°C (59.5°F), maintaining a close correlation with the preceding month. Weather in June »Weather in July
July is a refreshing summer month in Dolwyddelan, United Kingdom, with an average temperature fluctuating between 16.4°C (61.5°F) and 10.6°C (51.1°F). July, on average, is the warmest month, registering a high temperature of 16.4°C (61.5°F) and a low of 10.6°C (51.1°F). Weather in July »Weather in August
August, the last month of the summer in Dolwyddelan, is also an enjoyable month, with an average temperature ranging between min 11.2°C (52.2°F) and max 16.1°C (61°F). The shift into August finds Dolwyddelan at an average high-temperature of a still enjoyable 16.1°C (61°F), closely comparable to July's conditions. Weather in August »Weather in September
September, the first month of the autumn in Dolwyddelan, is still a mild month, with an average temperature ranging between min 9.7°C (49.5°F) and max 14.7°C (58.5°F). On the advent of September, Dolwyddelan's average high-temperature exhibits a minor adjustment to a still refreshing 14.7°C (58.5°F) from August's 16.1°C (61°F). Weather in September »Weather in October
October, like September, in Dolwyddelan, United Kingdom, is another fresh autumn month, with an average temperature varying between 7.7°C (45.9°F) and 12°C (53.6°F). With the advent of October, Dolwyddelan's high-temperatures adjust to a fresh 12°C (53.6°F), closely aligning with the preceding month. Weather in October »Weather in November
November, the last month of the autumn in Dolwyddelan, is also a frosty month, with temperature in the range of an average low of 5.1°C (41.2°F) and an average high of 8.8°C (47.8°F). November signifies a gentle decline in Dolwyddelan's average high-temperature, easing from a fresh 12°C (53.6°F) in October to a chilly 8.8°C (47.8°F). Weather in November »Weather in December
December, the first month of the winter in Dolwyddelan, is also a frosty month, with an average temperature fluctuating between 6.9°C (44.4°F) and 3.5°C (38.3°F). Dolwyddelan's weather, upon December's arrival, documents an average high-temperature of a still frosty 6.9°C (44.4°F), nearly identical to the prior month. Weather in December »Updated: Jul 31, 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, having an average high-temperature of 5.8°C (42.4°F) and an average low-temperature of 2.4°C (36.3°F), is the coldest month.
January, August, October through December, with an average relative humidity of 88%, are most humid months.
In Dolwyddelan, during the entire year, the rain falls for 198.5 days and collects up to 770mm (30.31") of precipitation.
Months with snowfall are January through June, October through December.
January is the month with the most snowfall. Snow falls for 8.2 days and accumulates 105mm (4.13") of snow.
Throughout the year, there are 32.9 snowfall days, and 494mm (19.45") of snow is accumulated.
The months with the lowest UV index in Dolwyddelan are January through March, November and December, with an average maximum UV index of 2.
The months with the lowest humidity are April and May, with an average relative humidity of 83%.
The months with the least rainfall in Dolwyddelan are April and May Rain falls for 16 days and accumulates 46mm (1.81") of rain.
May through August, with an average maximum UV index of 4, are months with the highest UV index in Dolwyddelan.
June has the longest days of the year, with an average of 16h and 54min of daylight.
The month with the most sunshine is June, with an average of 6.9h of sunshine.
With an average high-temperature of 16.4°C (61.5°F) and an average low-temperature of 10.6°C (51.1°F), July is the warmest month.
In Dolwyddelan, snow does not fall in July through September.
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.
November is the month with the most rainfall. Rain falls for 18.4 days and accumulates 79mm (3.11") of precipitation.
With an average of 7h and 42min of daylight, December has the shortest days of the year in Dolwyddelan.
December has the least sunshine of the year, with an average of 2.9h of sunshine.
Average temperature
Dolwyddelan, United Kingdom
The warmest month (with the highest average high temperature) is July (16.4°C).
The month with the lowest average high temperature is January (5.8°C).
The month with the highest average low temperature is August (11.2°C).
The coldest month (with the lowest average low temperature) is February (2.2°C).
Average pressure
Dolwyddelan, United Kingdom
- Average pressure in January:
1012.4mbar - Average pressure in February:
1012mbar - Average pressure in March:
1014.5mbar - Average pressure in April:
1015.1mbar - Average pressure in May:
1016.2mbar - Average pressure in June:
1015.4mbar
- Average pressure in July:
1014.2mbar - Average pressure in August:
1013.4mbar - Average pressure in September:
1015.7mbar - Average pressure in October:
1013.6mbar - Average pressure in November:
1008.9mbar - Average pressure in December:
1012mbar
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
Dolwyddelan, United Kingdom
- Average wind speed in January:
19.5km/h - Average wind speed in February:
19.4km/h - Average wind speed in March:
16.9km/h - Average wind speed in April:
13.9km/h - Average wind speed in May:
14.1km/h - Average wind speed in June:
12.6km/h
- Average wind speed in July:
13km/h - Average wind speed in August:
14.6km/h - Average wind speed in September:
15km/h - Average wind speed in October:
16.5km/h - Average wind speed in November:
18.4km/h - Average wind speed in December:
20.7km/h
The windiest month (with the highest average wind speed) is December (20.7km/h).
The calmest month (with the lowest average wind speed) is June (12.6km/h).
Average humidity
Dolwyddelan, United Kingdom
The months with the highest relative humidity are January, August, October, November and December (88%).
The months with the lowest relative humidity are April and May (83%).
Average rainfall
Dolwyddelan, United Kingdom
The wettest month (with the highest rainfall) is November (79mm).
The driest months (with the least rainfall) are April and May (46mm).
Average rainfall days
Dolwyddelan, United Kingdom
- Average rainfall days in January:
14.1 days - Average rainfall days in February:
12.3 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
16 days - Average rainfall days in May:
17.7 days - Average rainfall days in June:
17.8 days
- Average rainfall days in July:
20 days - Average rainfall days in August:
20.2 days - Average rainfall days in September:
15 days - Average rainfall days in October:
17.2 days - Average rainfall days in November:
18.4 days - Average rainfall days in December:
17 days
The month with the highest number of rainy days is August (20.2 days).
The month with the least rainy days is February (12.3 days).
Average snowfall
Dolwyddelan, United Kingdom
The month with the highest snowfall is January (105mm).
The months with the least snowfall are July, August and September (0mm).
Average snowfall days
Dolwyddelan, United Kingdom
- Average snowfall days in January:
8.2 days - Average snowfall days in February:
7.3 days - Average snowfall days in March:
5.8 days - Average snowfall days in April:
2.3 days - Average snowfall days in May:
0.8 days - Average snowfall days in June:
0.1 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:
0.7 days - Average snowfall days in November:
3.1 days - Average snowfall days in December:
4.6 days
The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are July, August and September (0 days).
Average daylight / Average sunshine
Dolwyddelan, 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 42min
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 42min).
- Average sunshine in January:
3h and 6min - Average sunshine in February:
3h and 12min - Average sunshine in March:
5h and 6min - Average sunshine in April:
6h and 48min - Average sunshine in May:
6h and 48min - Average sunshine in June:
6h and 54min
- Average sunshine in July:
6h and 30min - Average sunshine in August:
6h and 6min - Average sunshine in September:
5h and 30min - Average sunshine in October:
3h and 30min - Average sunshine in November:
3h and 6min - Average sunshine in December:
2h and 54min
The month with the most sunshine is June (Average sunshine: 6h and 54min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).
Average sunshine days
Dolwyddelan, United Kingdom
- Average sunshine days in January:
10.7 days - Average sunshine days in February:
10.2 days - Average sunshine days in March:
13.9 days - Average sunshine days in April:
11.7 days - Average sunshine days in May:
11.5 days - Average sunshine days in June:
10.6 days
- Average sunshine days in July:
9.1 days - Average sunshine days in August:
9.1 days - Average sunshine days in September:
12.7 days - Average sunshine days in October:
11 days - Average sunshine days in November:
9.4 days - Average sunshine days in December:
9.5 days
The month with the most sunshine days is March (13.9 days).
The months with the least sunshine days are July and August (9.1 days).
Average UV index
Dolwyddelan, United Kingdom
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
Dolwyddelan, United Kingdom
The month with the most cloud cover is December (Cloud cover 72).
The months with the least cloud cover are April and May (Cloud cover 55).
Average visibility
Dolwyddelan, 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).
