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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 sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in Gretna, United Kingdom, is a wintry winter month, with temperature in the range of an average low of 1.3°C (34.3°F) and an average high of 5.2°C (41.4°F). January stands out as Gretna's coldest month, with temperatures ranging between an average high of 5.2°C (41.4°F) and a low of 1.3°C (34.3°F). Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Gretna, United Kingdom, with temperature in the range of an average low of 1.3°C (34.3°F) and an average high of 5.9°C (42.6°F). The arrival of February brings an average high-temperature of a still wintry 5.9°C (42.6°F), subtly diverging from January's 5.2°C (41.4°F). Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Gretna, United Kingdom, with an average temperature fluctuating between 8.2°C (46.8°F) and 1.9°C (35.4°F). The transition into March shows a subtle variation to a chilly 8.2°C (46.8°F) from February's 5.9°C (42.6°F) in the average high-temperature. Weather in March »
Weather in April
April in Gretna, United Kingdom, is a cool spring month, with an average temperature ranging between min 3.5°C (38.3°F) and max 11.3°C (52.3°F). April sees a marginal temperature increase, moving from a chilly 8.2°C (46.8°F) in March to a fresh 11.3°C (52.3°F). Weather in April »
Weather in May
May, the last month of the spring in Gretna, is a moderate month, with an average temperature varying between 5.6°C (42.1°F) and 13.6°C (56.5°F). May's commencement is accompanied by an average high-temperature of a moderate 13.6°C (56.5°F), diverging marginally from April's 11.3°C (52.3°F). Weather in May »
Weather in June
The first month of the summer, June, is a refreshing month in Gretna, United Kingdom, with an average temperature fluctuating between 8.2°C (46.8°F) and 16.3°C (61.3°F). The average high-temperature for June is a comfortable 16.3°C (61.3°F), closely aligning with the temperature of the preceding month. Weather in June »
Weather in July
July, the same as June, is another enjoyable summer month in Gretna, United Kingdom, with temperature in the range of an average low of 10.2°C (50.4°F) and an average high of 17.5°C (63.5°F). July is the warmest month, exhibiting average temperatures of 17.5°C (63.5°F) at the peak and 10.2°C (50.4°F) at the base. Weather in July »
Weather in August
The last month of the summer, August, is another comfortable month in Gretna, United Kingdom, with an average temperature fluctuating between 17.1°C (62.8°F) and 10.3°C (50.5°F). Stepping into August, Gretna records an average high-temperature of a still comfortable 17.1°C (62.8°F), almost consistent with July. Weather in August »
Weather in September
The first month of the autumn, September, is still a mild month in Gretna, United Kingdom, with temperature in the range of an average low of 8.8°C (47.8°F) and an average high of 15.1°C (59.2°F). September brings an average high-temperature of a moderate 15.1°C (59.2°F), nearly identical to the preceding month. Weather in September »
Weather in October
October, like September, in Gretna, United Kingdom, is a cool autumn month, with temperature in the range of an average low of 6.5°C (43.7°F) and an average high of 12.3°C (54.1°F). The weather during October records an average high-temperature of a cool 12.3°C (54.1°F), closely mirroring the preceding month. Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Gretna, United Kingdom, with an average temperature fluctuating between 3.9°C (39°F) and 8.3°C (46.9°F). November's arrival subtly correlates with a reduction in the average high-temperature, down from a cool 12.3°C (54.1°F) in October to a chilly 8.3°C (46.9°F). Weather in November »
Weather in December
December, the first month of the winter in Gretna, is still a chilly month, with an average temperature ranging between max 6.1°C (43°F) and min 2.1°C (35.8°F). The advent of December brings an average high-temperature of a still frosty 6.1°C (43°F), almost identical to the preceding month. Weather in December »
[Resources]Frequently asked questions
What are the coldest months in Gretna?
The coldest month in Gretna is January, with an average high-temperature of 5.2°C (41.4°F) and an average low-temperature of 1.3°C (34.3°F).
What is the most humid month in Gretna?
The months with the highest humidity are January, November and December, with an average relative humidity of 89%.
How much does it rain in Gretna?
In Gretna, during the entire year, the rain falls for 204.6 days and collects up to 478mm (18.82") of precipitation.
When does it snow in Gretna?
Months with snowfall in Gretna are January through April and December.
What is the snowiest month in Gretna?
The month with the most snowfall in Gretna, United Kingdom, is January, when snow falls for 2.7 days and typically aggregates up to 22mm (0.87") of snow.
How much does it snow in Gretna?
Throughout the year, in Gretna, there are 7.2 snowfall days, and 41mm (1.61") of snow is accumulated.
What is the month with the lowest UV index in Gretna?
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.
What is the month with the coldest sea water in Gretna?
February is the month with the coldest seawater, with an average sea temperature of 7.1°C (44.8°F).
What is the month with the least sunshine in Gretna?
The month with the least sunshine in Gretna is February, with an average of 3.8h of sunshine.
What is the least humid month in Gretna?
With an average relative humidity of 82%, April is the least humid month.
What is the driest month in Gretna?
April is the month with the least rainfall in Gretna, United Kingdom. Rain falls for 13.3 days and accumulates 18mm (0.71") of precipitation.
When it does not snow in Gretna?
In Gretna, United Kingdom, snow does not fall in May through November.
What month has the most sunshine in Gretna?
May has the most sunshine of the year in Gretna, United Kingdom, with an average of 7.5h of sunshine.
When is the highest UV index in Gretna?
May through August, with an average maximum UV index of 4, are months with the highest UV index.
When are the longest days in Gretna?
With an average of 17h and 18min of daylight, June has the longest days of the year.
What are the warmest months in Gretna?
July, characterized by an average high temperature of 17.5°C (63.5°F) and a low temperature of 10.2°C (50.4°F), is generally the warmest month.
What is the month with the warmest sea water in Gretna?
With an average sea temperature of 15.8°C (60.4°F), August is the month with the warmest seawater in Gretna, United Kingdom.
When is Daylight Saving Time (DST) in Gretna?
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.
What is the rainiest month in Gretna?
The month with the most rainfall in Gretna is December, when the rain falls for 19.7 days and typically aggregates up to 55mm (2.17") of precipitation.
What is the month with the shortest days in Gretna?
With an average of 7h and 18min of daylight, December has the shortest days of the year.
Average temperature
Gretna, United Kingdom
The warmest month (with the highest average high temperature) is July (17.5°C).
The month with the lowest average high temperature is January (5.2°C).
The month with the highest average low temperature is August (10.3°C).
The coldest months (with the lowest average low temperature) are January and February (1.3°C).
Average pressure
Gretna, United Kingdom
- Average pressure in January:
1010.3mbar - Average pressure in February:
1010.3mbar - Average pressure in March:
1013.4mbar - Average pressure in April:
1014.9mbar - Average pressure in May:
1015.8mbar - Average pressure in June:
1015mbar
- Average pressure in July:
1013.3mbar - Average pressure in August:
1012.1mbar - Average pressure in September:
1014.3mbar - Average pressure in October:
1012.5mbar - Average pressure in November:
1007.7mbar - Average pressure in December:
1009.6mbar
The month with the highest atmospheric pressure is May (1015.8mbar).
The month with the lowest atmospheric pressure is November (1007.7mbar).
Average wind speed
Gretna, United Kingdom
- Average wind speed in January:
18.2km/h - Average wind speed in February:
17.9km/h - Average wind speed in March:
17km/h - Average wind speed in April:
14.7km/h - Average wind speed in May:
14.7km/h - Average wind speed in June:
12.5km/h
- Average wind speed in July:
12.5km/h - Average wind speed in August:
13.6km/h - Average wind speed in September:
14km/h - Average wind speed in October:
15.4km/h - Average wind speed in November:
16.5km/h - Average wind speed in December:
18.4km/h
The windiest month (with the highest average wind speed) is December (18.4km/h).
The calmest months (with the lowest average wind speed) are June and July (12.5km/h).
Average humidity
Gretna, United Kingdom
The months with the highest relative humidity are January, November and December (89%).
The month with the lowest relative humidity is April (82%).
Average rainfall
Gretna, United Kingdom
The wettest month (with the highest rainfall) is December (55mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days
Gretna, United Kingdom
- Average rainfall days in January:
17.8 days - Average rainfall days in February:
14.3 days - Average rainfall days in March:
15.2 days - Average rainfall days in April:
13.3 days - Average rainfall days in May:
15.9 days - Average rainfall days in June:
17.6 days
- Average rainfall days in July:
19.4 days - Average rainfall days in August:
19.9 days - Average rainfall days in September:
16.3 days - Average rainfall days in October:
17.6 days - Average rainfall days in November:
17.6 days - Average rainfall days in December:
19.7 days
The month with the highest number of rainy days is August (19.9 days).
The month with the least rainy days is April (13.3 days).
Average snowfall
Gretna, United Kingdom
The month with the highest snowfall is January (22mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days
Gretna, United Kingdom
- Average snowfall days in January:
2.7 days - Average snowfall days in February:
2.3 days - Average snowfall days in March:
0.7 days - Average snowfall days in April:
0.1 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 days - Average snowfall days in December:
1.4 days
The month with the highest number of snowfall days is January (2.7 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average sea temperature
Gretna, United Kingdom
The best month for swimming (with the highest average sea temperature) is August (15.8°C).
The coldest month (with the lowest average sea temperature) is February (7.1°C).
Average daylight / Average sunshine
Gretna, United Kingdom
- Average daylight in January:
7h and 5min - Average daylight in February:
9h and 4min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 1min - Average daylight in May:
16h and 1min - Average daylight in June:
17h and 2min
- Average daylight in July:
16h and 4min - Average daylight in August:
14h and 5min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 3min - Average daylight in November:
8h and 2min - Average daylight in December:
7h and 2min
The month with the longest days is June (Average daylight: 17h and 18min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
3h and 5min - Average sunshine in March:
5h and 2min - Average sunshine in April:
7h and 2min - Average sunshine in May:
7h and 3min - Average sunshine in June:
6h and 5min
- Average sunshine in July:
6h and 5min - Average sunshine in August:
6h and 4min - Average sunshine in September:
6h and 2min - Average sunshine in October:
4h and 1min - Average sunshine in November:
4h and 3min - Average sunshine in December:
3h and 5min
The month with the most sunshine is May (Average sunshine: 7h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days
Gretna, United Kingdom
- Average sunshine days in January:
9.3 days - Average sunshine days in February:
9.8 days - Average sunshine days in March:
11.2 days - Average sunshine days in April:
13 days - Average sunshine days in May:
11.2 days - Average sunshine days in June:
8.5 days
- Average sunshine days in July:
7.2 days - Average sunshine days in August:
7.4 days - Average sunshine days in September:
9.4 days - Average sunshine days in October:
10.9 days - Average sunshine days in November:
9.4 days - Average sunshine days in December:
8.6 days
The month with the most sunshine days is April (13 days).
The month with the least sunshine days is July (7.2 days).
Average UV index
Gretna, 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
Gretna, United Kingdom
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 51).
Average visibility
Gretna, United Kingdom
The months with the highest visibility are January, February, March, April, May, October, November and December (9km).
The months with the lowest visibility are June, July, August and September (8km).
Gretna, United Kingdom
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