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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
Weather in January
January, the same as December, in Greenwich, United Kingdom, is a frosty winter month, with an average temperature ranging between min 2.1°C (35.8°F) and max 6.8°C (44.2°F). The coldest period is January, when temperatures fluctuate between an average high of 6.8°C (44.2°F) and a low of 2.1°C (35.8°F). Weather in January »
Weather in February
February, the last month of the winter in Greenwich, is another chilly month, with an average temperature fluctuating between 7.5°C (45.5°F) and 2.5°C (36.5°F). February ushers in an average high-temperature of a still chilly 7.5°C (45.5°F), aligning closely with the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Greenwich, United Kingdom, with an average temperature fluctuating between 10.6°C (51.1°F) and 3.8°C (38.8°F). March introduces a marginal temperature uplift, with average high-temperatures adjusting from February's frosty 7.5°C (45.5°F) to a fresh 10.6°C (51.1°F). Weather in March »
Weather in April
April is a refreshing spring month in Greenwich, United Kingdom, with an average temperature ranging between min 5.7°C (42.3°F) and max 14.1°C (57.4°F). With the onset of April, Greenwich's weather sees a minor temperature rise, transitioning from a fresh 10.6°C (51.1°F) in March to a mild 14.1°C (57.4°F). Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Greenwich, United Kingdom, with an average temperature ranging between max 16.8°C (62.2°F) and min 8.1°C (46.6°F). With the onset of May, the average high-temperature registers at a still refreshing 16.8°C (62.2°F), subtly different from April's 14.1°C (57.4°F). Weather in May »
Weather in June
The first month of the summer, June, is still a comfortable month in Greenwich, United Kingdom, with an average temperature ranging between min 10.8°C (51.4°F) and max 19.5°C (67.1°F). June's presence records an average high-temperature of a still enjoyable 19.5°C (67.1°F), closely mirroring May's climate. Weather in June »
Weather in July
July is a pleasant summer month in Greenwich, United Kingdom, with an average temperature varying between 13.5°C (56.3°F) and 22.3°C (72.1°F). Temperature records mark July as the warmest month, with highs averaging 22.3°C (72.1°F) and lows at 13.5°C (56.3°F). Weather in July »
Weather in August
August, the last month of the summer in Greenwich, is another pleasant month, with an average temperature fluctuating between 14.3°C (57.7°F) and 21.9°C (71.4°F). As Greenwich welcomes August, the average high-temperature is noted at a still pleasant 21.9°C (71.4°F), closely aligning with the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is still a comfortable month in Greenwich, United Kingdom, with an average temperature fluctuating between 19°C (66.2°F) and 11.4°C (52.5°F). September brings a marginal elevation to an enjoyable 19°C (66.2°F) from August's 21.9°C (71.4°F) in Greenwich's average high-temperatures. Weather in September »
Weather in October
October, like September, is another mild autumn month in Greenwich, United Kingdom, with an average temperature varying between 9.3°C (48.7°F) and 15.3°C (59.5°F). October brings a minor shift in the average high-temperature, adjusting from an enjoyable 19°C (66.2°F) in September to a mild 15.3°C (59.5°F). Weather in October »
Weather in November
November, the last month of the autumn in Greenwich, is another cool month, with an average temperature varying between 5.7°C (42.3°F) and 10.3°C (50.5°F). The onset of November is marked by a decrease in temperature, transitioning from a refreshing 15.3°C (59.5°F) in October to a fresh 10.3°C (50.5°F). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Greenwich, United Kingdom, with an average temperature fluctuating between 7.7°C (45.9°F) and 3.5°C (38.3°F). The arrival of December brings an average high-temperature of a frosty 7.7°C (45.9°F), nearly identical to November's 10.3°C (50.5°F). Weather in December »
[Resources]Frequently asked questions
What is the coldest month in Greenwich?
With average high temperatures of 6.8°C (44.2°F) and lows of 2.1°C (35.8°F), January is the coldest month in Greenwich, United Kingdom.
How much does it rain in Greenwich?
Throughout the year, there are 148.8 rainfall days, and 306mm (12.05") of precipitation is accumulated.
When does it snow in Greenwich?
January through April, November and December are months with snowfall.
How many days does it snow in Greenwich?
Throughout the year, in Greenwich, United Kingdom, there are 9.1 snowfall days, and 48mm (1.89") of snow is accumulated.
When is the lowest UV index in Greenwich?
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the snowiest month in Greenwich?
The month with the most snowfall is February, when snow falls for 3.5 days and typically aggregates up to 17mm (0.67") of snow.
What is the month with the least sunshine in Greenwich?
The month with the least sunshine is February, with an average of 3.5h of sunshine.
What is the driest month in Greenwich?
The month with the least rainfall is April, when the rain falls for 12.5 days and typically collects 17mm (0.67") of precipitation.
When it does not snow in Greenwich?
May through October are months without snowfall.
What is the rainiest month in Greenwich?
The month with the most rainfall is June, when the rain falls for 13.4 days and typically aggregates up to 33mm (1.3") of precipitation.
When are the longest days in Greenwich?
June has the longest days of the year in Greenwich, United Kingdom, with an average of 16h and 36min of daylight.
What is the month with the highest UV index in Greenwich?
The months with the highest UV index are June and July, with an average maximum UV index of 5.
What time of the year is the hottest in Greenwich?
With average high temperatures of 22.3°C (72.1°F) and lows of 13.5°C (56.3°F), July is the warmest month in Greenwich, United Kingdom.
What is the least humid month in Greenwich?
With an average relative humidity of 72%, August is the least humid month in Greenwich.
What month has the most sunshine in Greenwich?
With an average of 7.9h of sunshine, August has the most sunshine of the year.
When is Daylight Saving Time (DST) in Greenwich?
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time ends in Greenwich, 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 most humid month in Greenwich?
With an average relative humidity of 88%, December is the most humid month.
What is the month with the shortest days in Greenwich?
The month with the shortest days is December, with an average of 7h and 54min of daylight.
Average temperature
Greenwich, United Kingdom
The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (6.8°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 (2.1°C).
Average pressure
Greenwich, United Kingdom
- Average pressure in January:
1014.6mbar - Average pressure in February:
1013.9mbar - Average pressure in March:
1015.5mbar - Average pressure in April:
1015.7mbar - Average pressure in May:
1016.8mbar - Average pressure in June:
1016.2mbar
- Average pressure in July:
1015.3mbar - Average pressure in August:
1014.9mbar - Average pressure in September:
1016.9mbar - Average pressure in October:
1015.1mbar - Average pressure in November:
1010.6mbar - Average pressure in December:
1014.5mbar
The month with the highest atmospheric pressure is September (1016.9mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).
Average wind speed
Greenwich, United Kingdom
- Average wind speed in January:
16.5km/h - Average wind speed in February:
17.4km/h - Average wind speed in March:
15.9km/h - Average wind speed in April:
13.4km/h - Average wind speed in May:
13.5km/h - Average wind speed in June:
13km/h
- Average wind speed in July:
12.8km/h - Average wind speed in August:
12.8km/h - Average wind speed in September:
12.7km/h - Average wind speed in October:
14.4km/h - Average wind speed in November:
15.6km/h - Average wind speed in December:
17.1km/h
The windiest month (with the highest average wind speed) is February (17.4km/h).
The calmest month (with the lowest average wind speed) is September (12.7km/h).
Average humidity
Greenwich, United Kingdom
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (72%).
Average rainfall
Greenwich, United Kingdom
The wettest month (with the highest rainfall) is June (33mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days
Greenwich, United Kingdom
- Average rainfall days in January:
12 days - Average rainfall days in February:
10.1 days - Average rainfall days in March:
11.7 days - Average rainfall days in April:
12.5 days - Average rainfall days in May:
13.4 days - Average rainfall days in June:
13.4 days
- Average rainfall days in July:
15.9 days - Average rainfall days in August:
13.3 days - Average rainfall days in September:
9.6 days - Average rainfall days in October:
11.8 days - Average rainfall days in November:
13 days - Average rainfall days in December:
12.1 days
The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is September (9.6 days).
Average snowfall
Greenwich, United Kingdom
The month with the highest snowfall is February (17mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days
Greenwich, United Kingdom
- Average snowfall days in January:
2 days - Average snowfall days in February:
3.5 days - Average snowfall days in March:
1.1 days - Average snowfall days in April:
0.4 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:
0.3 days - Average snowfall days in December:
1.8 days
The month with the highest number of snowfall days is February (3.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Greenwich, United Kingdom
- Average daylight in January:
8h and 3min - 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:
4h and 1min - Average sunshine in February:
3h and 3min - Average sunshine in March:
5h and 2min - Average sunshine in April:
7h and 3min - Average sunshine in May:
7h and 2min - Average sunshine in June:
7h and 2min
- Average sunshine in July:
7h and 5min - Average sunshine in August:
7h and 5min - Average sunshine in September:
7h and 1min - Average sunshine in October:
4h and 3min - Average sunshine in November:
4h and 0min - Average sunshine in December:
4h and 1min
The month with the most sunshine is August (Average sunshine: 7h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days
Greenwich, United Kingdom
- Average sunshine days in January:
15.6 days - Average sunshine days in February:
13.3 days - Average sunshine days in March:
15.6 days - Average sunshine days in April:
14.8 days - Average sunshine days in May:
13.7 days - Average sunshine days in June:
13.2 days
- Average sunshine days in July:
12.5 days - Average sunshine days in August:
14.6 days - Average sunshine days in September:
18 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
14.8 days - Average sunshine days in December:
16.5 days
The month with the most sunshine days is September (18 days).
The month with the least sunshine days is July (12.5 days).
Average UV index
Greenwich, 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, March, November and December (UV index 2).
Average cloud cover
Greenwich, United Kingdom
The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are August and September (Cloud cover 49).
Average visibility
Greenwich, United Kingdom
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).
Greenwich, United Kingdom
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