Climate and monthly weather forecastSyleham, United Kingdom
Climate and monthly weather forecast
Weather in January
January, the same as December, in Syleham, United Kingdom, is another chilly winter month, with temperature in the range of an average high of 6.4°C (43.5°F) and an average low of 2.6°C (36.7°F). In Syleham, the lowest average temperatures are observed in January, with a high of 6.4°C (43.5°F) and a low of 2.6°C (36.7°F). Weather in January »Weather in February
The last month of the winter, February, is also a frosty month in Syleham, United Kingdom, with an average temperature ranging between min 2.8°C (37°F) and max 7.2°C (45°F). Syleham's entry into February measures an average high-temperature of a still frosty 7.2°C (45°F), closely parallel to the preceding month. Weather in February »Weather in March
The first month of the spring, March, is also a frosty month in Syleham, United Kingdom, with an average temperature varying between 3.9°C (39°F) and 9.6°C (49.3°F). March denotes a minimal variation in the average high-temperature to a still chilly 9.6°C (49.3°F) from February's 7.2°C (45°F). Weather in March »Weather in April
April in Syleham, United Kingdom, is a fresh spring month, with an average temperature fluctuating between 12.7°C (54.9°F) and 5.7°C (42.3°F). Syleham, United Kingdom, in April experiences a slight uptick in the average high-temperature, adjusting from March's chilly 9.6°C (49.3°F) to a fresh 12.7°C (54.9°F). Weather in April »Weather in May
The last month of the spring, May, is a mild month in Syleham, United Kingdom, with an average temperature fluctuating between 8.1°C (46.6°F) and 14.9°C (58.8°F). The shift into May uncovers an average high-temperature of a refreshing 14.9°C (58.8°F), subtly different from the previous month. Weather in May »Weather in June
June, the first month of the summer in Syleham, is a refreshing month, with temperature in the range of an average high of 17.8°C (64°F) and an average low of 10.6°C (51.1°F). Syleham registers an average high-temperature of a comfortable 17.8°C (64°F) at the commencement of June, closely related to the preceding month. Weather in June »Weather in July
July in Syleham, United Kingdom, is an agreeable summer month, with temperature in the range of an average low of 13.3°C (55.9°F) and an average high of 20.5°C (68.9°F). The commencement of July records an average high-temperature of an agreeable 20.5°C (68.9°F), barely varying from June's 17.8°C (64°F). Weather in July »Weather in August
August, the last month of the summer in Syleham, is another pleasant month, with an average temperature ranging between max 20.9°C (69.6°F) and min 14.3°C (57.7°F). August proves to be the warmest month, recording an average peak temperature of 20.9°C (69.6°F) and a minimum temperature of 14.3°C (57.7°F). Weather in August »Weather in September
September, the first month of the autumn in Syleham, is also an enjoyable month, with temperature in the range of an average low of 12.3°C (54.1°F) and an average high of 18.3°C (64.9°F). As Syleham welcomes September, the average high-temperature stabilizes at an enjoyable 18.3°C (64.9°F), showing little deviation from August's 20.9°C (69.6°F). Weather in September »Weather in October
October, the same as September, in Syleham, United Kingdom, is another refreshing autumn month, with an average temperature varying between 14.5°C (58.1°F) and 10°C (50°F). The commencement of October indicates a gentle shift in the average high-temperature, receding from September's comfortable 18.3°C (64.9°F) to a still refreshing 14.5°C (58.1°F). Weather in October »Weather in November
November, the last month of the autumn in Syleham, is also a fresh month, with an average temperature varying between 6.5°C (43.7°F) and 10.3°C (50.5°F). The beginning of November brings a minor change in the average high-temperature, shifting from a mild 14.5°C (58.1°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 Syleham, is also a frosty month, with an average temperature varying between 7.4°C (45.3°F) and 3.9°C (39°F). December's onset brings an average high-temperature of a frosty 7.4°C (45.3°F), showing a minute difference from November's 10.3°C (50.5°F). Weather in December »Updated: Feb 7, 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, with an average high of 6.4°C (43.5°F) and a low of 2.6°C (36.7°F), signifies the coldest month of the year.
In Syleham, during the entire year, the rain falls for 159.6 days and collects up to 268mm (10.55") of precipitation.
Months with snowfall in Syleham, United Kingdom, are January through April, November and December.
Throughout the year, in Syleham, United Kingdom, there are 11.4 snowfall days, and 52mm (2.05") of snow is accumulated.
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
The month with the most snowfall is February, when snow falls for 3.8 days and typically aggregates up to 20mm (0.79") of snow.
February has the least sunshine of the year, with an average of 3.8h of sunshine.
The month with the least rainfall in Syleham, United Kingdom, is April, when the rain falls for 11.5 days and typically collects 12mm (0.47") of precipitation.
May through October are months without snowfall.
June has the longest days of the year, with an average of 16h and 42min of daylight.
The months with the highest UV index in Syleham, United Kingdom, are June and July, with an average maximum UV index of 5.
The months with the most rainfall are July and December, with an average 29mm (1.14") of precipitation.
Temperature readings in Syleham reach their annual highs in August, averaging 20.9°C (69.6°F) and a minimum average of 14.3°C (57.7°F).
With an average relative humidity of 75%, August is the least humid month in Syleham.
With an average of 8.8h of sunshine, August has the most sunshine of the year.
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.
December is the most humid month, with an average relative humidity of 88%.
With an average of 7h and 48min of daylight, December has the shortest days of the year.
Average temperature
Syleham, United Kingdom
The warmest month (with the highest average high temperature) is August (20.9°C).
The month with the lowest average high temperature is January (6.4°C).
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is January (2.6°C).
Average pressure
Syleham, United Kingdom
- Average pressure in January:
1013.8mbar - Average pressure in February:
1013.3mbar - Average pressure in March:
1015.2mbar - Average pressure in April:
1015.8mbar - Average pressure in May:
1016.6mbar - Average pressure in June:
1016mbar
- Average pressure in July:
1014.9mbar - Average pressure in August:
1014.4mbar - Average pressure in September:
1016.5mbar - Average pressure in October:
1014.8mbar - Average pressure in November:
1010.2mbar - Average pressure in December:
1013.5mbar
The month with the highest atmospheric pressure is May (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).
Average wind speed
Syleham, United Kingdom
- Average wind speed in January:
19.5km/h - Average wind speed in February:
20km/h - Average wind speed in March:
17.8km/h - Average wind speed in April:
15.1km/h - Average wind speed in May:
15km/h - Average wind speed in June:
14.1km/h
- Average wind speed in July:
13.7km/h - Average wind speed in August:
14.4km/h - Average wind speed in September:
14.8km/h - Average wind speed in October:
17.1km/h - Average wind speed in November:
18.4km/h - Average wind speed in December:
20.3km/h
The windiest month (with the highest average wind speed) is December (20.3km/h).
The calmest month (with the lowest average wind speed) is July (13.7km/h).
Average humidity
Syleham, United Kingdom
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (75%).
Average rainfall
Syleham, United Kingdom
The wettest months (with the highest rainfall) are July and December (29mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days
Syleham, United Kingdom
- Average rainfall days in January:
13.4 days - Average rainfall days in February:
11.6 days - Average rainfall days in March:
11.9 days - Average rainfall days in April:
11.5 days - Average rainfall days in May:
13.3 days - Average rainfall days in June:
12.7 days
- Average rainfall days in July:
16.3 days - Average rainfall days in August:
15.1 days - Average rainfall days in September:
11.3 days - Average rainfall days in October:
14.3 days - Average rainfall days in November:
14.3 days - Average rainfall days in December:
13.9 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is September (11.3 days).
Average snowfall
Syleham, United Kingdom
The month with the highest snowfall is February (20mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days
Syleham, United Kingdom
- Average snowfall days in January:
3.2 days - Average snowfall days in February:
3.8 days - Average snowfall days in March:
1.5 days - Average snowfall days in April:
0.3 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:
2.1 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Syleham, United Kingdom
- Average daylight in January:
8h and 18min - 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 48min - Average daylight in June:
16h and 42min
- Average daylight in July:
16h and 12min - Average daylight in August:
14h and 36min - Average daylight in September:
12h and 42min - Average daylight in October:
10h and 36min - Average daylight in November:
8h and 48min - Average daylight in December:
7h and 48min
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 January:
4h and 0min - Average sunshine in February:
3h and 48min - Average sunshine in March:
5h and 36min - Average sunshine in April:
8h and 12min - Average sunshine in May:
7h and 54min - Average sunshine in June:
8h and 0min
- Average sunshine in July:
8h and 18min - Average sunshine in August:
8h and 48min - Average sunshine in September:
7h and 42min - Average sunshine in October:
4h and 30min - Average sunshine in November:
4h and 6min - Average sunshine in December:
4h and 18min
The month with the most sunshine is August (Average sunshine: 8h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days
Syleham, United Kingdom
- Average sunshine days in January:
12.4 days - Average sunshine days in February:
11.3 days - Average sunshine days in March:
15.3 days - Average sunshine days in April:
15.3 days - Average sunshine days in May:
14.4 days - Average sunshine days in June:
12.5 days
- Average sunshine days in July:
10.6 days - Average sunshine days in August:
12.9 days - Average sunshine days in September:
15.1 days - Average sunshine days in October:
13.3 days - Average sunshine days in November:
12.4 days - Average sunshine days in December:
13 days
The months with the most sunshine days are March and April (15.3 days).
The month with the least sunshine days is July (10.6 days).
Average UV index
Syleham, United Kingdom
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Syleham, United Kingdom
The months with the most cloud cover are January and February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility
Syleham, 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).
