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 days
- Average sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, is a cool winter month in Isles of Scilly, United Kingdom, with an average temperature fluctuating between 8.6°C (47.5°F) and 10.3°C (50.5°F). In Isles of Scilly, the average high-temperature in January is essentially the same as in December - a still fresh 10.3°C (50.5°F). Weather in January »
Weather in February
February, the last month of the winter in Isles of Scilly, is another chilly month, with an average temperature varying between 7.9°C (46.2°F) and 9.7°C (49.5°F). With an average high-temperature of 9.7°C (49.5°F) and an average low-temperature of 7.9°C (46.2°F), February is the coldest month. Weather in February »
Weather in March
The first month of the spring, March, is still a chilly month in Isles of Scilly, United Kingdom, with an average temperature fluctuating between 8.1°C (46.6°F) and 9.8°C (49.6°F). In March, the average high-temperature is relatively the same as in February - a still frosty 9.8°C (49.6°F). Weather in March »
Weather in April
April is a cool spring month in Isles of Scilly, United Kingdom, with an average temperature fluctuating between 10.8°C (51.4°F) and 9.2°C (48.6°F). In April, the average high-temperature is relatively the same as in March - a cool 10.8°C (51.4°F). Weather in April »
Weather in May
May, the last month of the spring in Isles of Scilly, is also a fresh month, with temperature in the range of an average low of 10.8°C (51.4°F) and an average high of 12.3°C (54.1°F). In May, the average high-temperature is almost the same as in April - a still fresh 12.3°C (54.1°F). Weather in May »
Weather in June
June, the first month of the summer in Isles of Scilly, is a moderate month, with temperature in the range of an average low of 13.5°C (56.3°F) and an average high of 14.8°C (58.6°F). In Isles of Scilly, the average high-temperature in June is essentially the same as in May - a moderate 14.8°C (58.6°F). Weather in June »
Weather in July
July is an enjoyable summer month in Isles of Scilly, United Kingdom, with temperature in the range of an average low of 15.5°C (59.9°F) and an average high of 17°C (62.6°F). In July, the average high-temperature is relatively the same as in June - an enjoyable 17°C (62.6°F). Weather in July »
Weather in August
The last month of the summer, August, is another comfortable month in Isles of Scilly, United Kingdom, with temperature in the range of an average low of 15.9°C (60.6°F) and an average high of 17.2°C (63°F). With an average high-temperature of 17.2°C (63°F) and an average low-temperature of 15.9°C (60.6°F), August is the warmest month. Weather in August »
Weather in September
The first month of the autumn, September, is still a comfortable month in Isles of Scilly, United Kingdom, with an average temperature varying between 16.4°C (61.5°F) and 14.9°C (58.8°F). In September, the average high-temperature is practically the same as in August - a still enjoyable 16.4°C (61.5°F). Weather in September »
Weather in October
October, like September, is a moderate autumn month in Isles of Scilly, United Kingdom, with temperature in the range of an average high of 14.7°C (58.5°F) and an average low of 13.5°C (56.3°F). In Isles of Scilly, the average high-temperature in October is practically the same as in September - a moderate 14.7°C (58.5°F). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Isles of Scilly, United Kingdom, with an average temperature fluctuating between 11.1°C (52°F) and 12.5°C (54.5°F). In Isles of Scilly, the average high-temperature in November is almost the same as in October - a cool 12.5°C (54.5°F). Weather in November »
Weather in December
The first month of the winter, December, is still a cool month in Isles of Scilly, United Kingdom, with an average temperature ranging between max 11.3°C (52.3°F) and min 9.6°C (49.3°F). In December, the average high-temperature is relatively the same as in November - a still fresh 11.3°C (52.3°F). Weather in December »
[Resources]FAQ
What are the least humid months in Isles of Scilly?
The months with the lowest humidity in Isles of Scilly are January, February, November and December, with an average relative humidity of 78%.
How much does it rain in Isles of Scilly?
Throughout the year, there are 200.8 rainfall days, and 599mm (23.58") of precipitation is accumulated.
When it does not snow in Isles of Scilly?
January, February, April through September, November and December are months without snowfall in Isles of Scilly.
How many days does it snow in Isles of Scilly?
In Isles of Scilly, during the entire year, snow falls for 0.3 days.
When is the lowest UV index in Isles of Scilly?
January through April, November and December, with an average maximum UV index of 3, are months with the lowest UV index.
What is the coldest month in Isles of Scilly?
With an average high-temperature of 9.7°C (49.5°F) and an average low-temperature of 7.9°C (46.2°F), February is the coldest month in Isles of Scilly, United Kingdom.
When does it snow in Isles of Scilly?
March and October are months with snowfall.
When does it snow the most in Isles of Scilly?
March has the most snowfall days of the year. Snow falls for 0.2 days.
What month is the sea coldest in Isles of Scilly?
The month with the coldest seawater in Isles of Scilly is March, with an average sea temperature of 10.1°C (50.2°F).
When is Daylight Saving Time (DST) in Isles of Scilly?
On Sunday, 26. March 2023, at 1:00 am, Daylight Saving Time starts in Isles of Scilly, United Kingdom, and the time zone changes from GMT to BST. Daylight Saving Time ends on Sunday, 29. October 2023, at 2:00 am, and the time zone reverts from BST to GMT.
What is the driest month in Isles of Scilly?
May is the month with the least rainfall in Isles of Scilly, United Kingdom. Rain falls for 13.7 days and accumulates 29mm (1.14") of precipitation.
What month has the most sunshine in Isles of Scilly?
The month with the most sunshine is May, with an average of 8.5h of sunshine.
What is the most humid month in Isles of Scilly?
The most humid month is June, with an average relative humidity of 85%.
When are the longest days in Isles of Scilly?
June has the longest days of the year, with an average of 16h and 17min of daylight.
What is the warmest month in Isles of Scilly?
With an average high-temperature of 17.2°C (63°F) and an average low-temperature of 15.9°C (60.6°F), August is the warmest month.
What is the month with the warmest sea water in Isles of Scilly?
With an average sea temperature of 17.3°C (63.1°F), August is the month with the warmest seawater.
When is the highest UV index in Isles of Scilly?
With an average maximum UV index of 5, August is the month with the highest UV index in Isles of Scilly.
What is the wettest month in Isles of Scilly?
The month with the most rainfall is November, when the rain falls for 21.3 days and typically aggregates up to 86mm (3.39") of precipitation.
What is the month with the shortest days in Isles of Scilly?
December has the shortest days of the year in Isles of Scilly, United Kingdom, with an average of 8h and 11min of daylight.
What is the month with the least sunshine in Isles of Scilly?
The month with the least sunshine in Isles of Scilly, United Kingdom, is December, with an average of 3.9h of sunshine.
Average temperature
Isles of Scilly, United Kingdom
The warmest month (with the highest average high temperature) is August (17.2°C).
The month with the lowest average high temperature is February (9.7°C).
The month with the highest average low temperature is August (15.9°C).
The coldest month (with the lowest average low temperature) is February (7.9°C).
Average pressure
Isles of Scilly, United Kingdom
- Average pressure in January:
1014.9mbar - Average pressure in February:
1014.3mbar - Average pressure in March:
1015.7mbar - Average pressure in April:
1015.3mbar - Average pressure in May:
1017.3mbar - Average pressure in June:
1016.8mbar
- Average pressure in July:
1016.5mbar - Average pressure in August:
1015.8mbar - Average pressure in September:
1017.6mbar - Average pressure in October:
1014.5mbar - Average pressure in November:
1010.6mbar - Average pressure in December:
1015.1mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).
Average wind speed
Isles of Scilly, United Kingdom
- Average wind speed in January:
34.6km/h - Average wind speed in February:
35km/h - Average wind speed in March:
30.8km/h - Average wind speed in April:
26.3km/h - Average wind speed in May:
24.4km/h - Average wind speed in June:
24.2km/h
- Average wind speed in July:
23.8km/h - Average wind speed in August:
25.4km/h - Average wind speed in September:
26.9km/h - Average wind speed in October:
29.1km/h - Average wind speed in November:
35.3km/h - Average wind speed in December:
35.9km/h
The windiest month (with the highest average wind speed) is December (35.9km/h).
The calmest month (with the lowest average wind speed) is July (23.8km/h).
Average humidity
Isles of Scilly, United Kingdom
The month with the highest relative humidity is June (85%).
The months with the lowest relative humidity are January, February, November and December (78%).
Average rainfall
Isles of Scilly, United Kingdom
The wettest month (with the highest rainfall) is November (86mm).
The driest month (with the least rainfall) is May (29mm).
Average rainfall days
Isles of Scilly, United Kingdom
- Average rainfall days in January:
20.9 days - Average rainfall days in February:
16.3 days - Average rainfall days in March:
16 days - Average rainfall days in April:
14.8 days - Average rainfall days in May:
13.7 days - Average rainfall days in June:
13.1 days
- Average rainfall days in July:
15.7 days - Average rainfall days in August:
16.4 days - Average rainfall days in September:
14.4 days - Average rainfall days in October:
17.5 days - Average rainfall days in November:
21.3 days - Average rainfall days in December:
20.7 days
The month with the highest number of rainy days is November (21.3 days).
The month with the least rainy days is June (13.1 days).
Average snowfall days
Isles of Scilly, United Kingdom
- Average snowfall days in January:
0 days - Average snowfall days in February:
0 days - Average snowfall days in March:
0.2 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:
0.1 days - Average snowfall days in November:
0 days - Average snowfall days in December:
0 days
The month with the highest number of snowfall days is March (0.2 days).
The months with the least snowfall days are January, February, April, May, June, July, August, September, November and December (0 days).
Average sea temperature
Isles of Scilly, United Kingdom
The best month for swimming (with the highest average sea temperature) is August (17.3°C).
The coldest month (with the lowest average sea temperature) is March (10.1°C).
Average daylight / Average sunshine
Isles of Scilly, United Kingdom
- Average daylight in January:
8h and 4min - Average daylight in February:
10h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 5min - Average daylight in May:
15h and 2min - Average daylight in June:
16h and 2min
- Average daylight in July:
15h and 5min - Average daylight in August:
14h and 2min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 4min - Average daylight in November:
9h and 1min - Average daylight in December:
8h and 1min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in January:
4h and 1min - Average sunshine in February:
4h and 2min - Average sunshine in March:
5h and 5min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 3min - Average sunshine in June:
8h and 2min
- Average sunshine in July:
8h and 2min - Average sunshine in August:
7h and 5min - Average sunshine in September:
7h and 1min - Average sunshine in October:
5h and 0min - Average sunshine in November:
4h and 1min - Average sunshine in December:
3h and 5min
The month with the most sunshine is May (Average sunshine: 8h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).
Average sunshine days
Isles of Scilly, United Kingdom
- Average sunshine days in January:
6.5 days - Average sunshine days in February:
8.2 days - Average sunshine days in March:
11.2 days - Average sunshine days in April:
12.7 days - Average sunshine days in May:
14.5 days - Average sunshine days in June:
15 days
- Average sunshine days in July:
12.8 days - Average sunshine days in August:
10.3 days - Average sunshine days in September:
12.1 days - Average sunshine days in October:
10.1 days - Average sunshine days in November:
5.7 days - Average sunshine days in December:
6.3 days
The month with the most sunshine days is June (15 days).
The month with the least sunshine days is November (5.7 days).
Average UV index
Isles of Scilly, United Kingdom
The month with the highest UV index is August (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).
Average cloud cover
Isles of Scilly, United Kingdom
The months with the most cloud cover are January and December (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 44).
Average visibility
Isles of Scilly, United Kingdom
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
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