Climate and monthly weather forecastGrangetown, United Kingdom
Climate and monthly weather forecast
Weather in January
January, the same as December, is another cold winter month in Grangetown, United Kingdom, with an average temperature varying between 1.9°C (35.4°F) and 5.8°C (42.4°F). The coldest month is January, with an average high-temperature of 5.8°C (42.4°F) and an average low-temperature of 1.9°C (35.4°F). Weather in January »Weather in February
The last month of the winter, February, is a chilly month in Grangetown, United Kingdom, with an average temperature ranging between max 6.3°C (43.3°F) and min 2.1°C (35.8°F). The arrival of February brings an average high-temperature of a frosty 6.3°C (43.3°F), subtly diverging from January's 5.8°C (42.4°F). Weather in February »Weather in March
March, the first month of the spring in Grangetown, is still a chilly month, with an average temperature varying between 2.8°C (37°F) and 8.8°C (47.8°F). Grangetown records an average high-temperature of a still frosty 8.8°C (47.8°F) as March arrives, nearly mirroring the previous month's climate. Weather in March »Weather in April
April in Grangetown, United Kingdom, is a cool spring month, with an average temperature fluctuating between 11.4°C (52.5°F) and 4.4°C (39.9°F). Grangetown's average high-temperature in April sits at a fresh 11.4°C (52.5°F), showing little difference from the previous month. Weather in April »Weather in May
The last month of the spring, May, is a moderate month in Grangetown, United Kingdom, with temperature in the range of an average low of 6.4°C (43.5°F) and an average high of 13.9°C (57°F). May commences with an average high-temperature of a moderate 13.9°C (57°F), showing little deviation from April's 11.4°C (52.5°F). Weather in May »Weather in June
The first month of the summer, June, is a comfortable month in Grangetown, United Kingdom, with an average temperature varying between 16.3°C (61.3°F) and 9°C (48.2°F). Transitioning into June, Grangetown experiences an average high-temperature of a still refreshing 16.3°C (61.3°F), marking a minor shift from the preceding month. Weather in June »Weather in July
July, the same as June, is another refreshing summer month in Grangetown, United Kingdom, with an average temperature ranging between min 11.3°C (52.3°F) and max 18.5°C (65.3°F). Grangetown's July weather, marked by an average high temperature of 18.5°C (65.3°F) and an average low temperature of 11.3°C (52.3°F), is the warmest in the year. Weather in July »Weather in August
August, the last month of the summer in Grangetown, is also an enjoyable month, with an average temperature ranging between max 18.3°C (64.9°F) and min 12.1°C (53.8°F). As Grangetown welcomes August, the average high-temperature stabilizes at a still comfortable 18.3°C (64.9°F), showing little deviation from July's 18.5°C (65.3°F). Weather in August »Weather in September
September, the first month of the autumn in Grangetown, is still a comfortable month, with an average temperature ranging between min 10°C (50°F) and max 16.3°C (61.3°F). Grangetown's shift into September sets the average high-temperature at a still refreshing 16.3°C (61.3°F), a figure that deviates only slightly from August's 18.3°C (64.9°F). Weather in September »Weather in October
October, like September, in Grangetown, United Kingdom, is another fresh autumn month, with an average temperature varying between 12.9°C (55.2°F) and 8°C (46.4°F). October's onset brings a negligible change in high-temperatures, falling from an enjoyable 16.3°C (61.3°F) in September to a fresh 12.9°C (55.2°F). Weather in October »Weather in November
The last month of the autumn, November, is another chilly month in Grangetown, United Kingdom, with an average temperature varying between 4.9°C (40.8°F) and 8.9°C (48°F). November's onset introduces a mild reduction in the average high-temperature, from a fresh 12.9°C (55.2°F) in October to a frosty 8.9°C (48°F). Weather in November »Weather in December
December, the first month of the winter in Grangetown, is also a frosty month, with an average temperature fluctuating between 6.4°C (43.5°F) and 2.7°C (36.9°F). As December takes its course, Grangetown's average high-temperature registers at a still frosty 6.4°C (43.5°F), closely aligning with the preceding month. 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
With average temperatures fluctuating between a high of 5.8°C (42.4°F) and a low of 1.9°C (35.4°F), January stands out as the coldest month in Grangetown.
January and December, with an average relative humidity of 87%, are most humid months in Grangetown, United Kingdom.
Throughout the year, in Grangetown, United Kingdom, there are 185 rainfall days, and 405mm (15.94") of precipitation is accumulated.
Months with snowfall are January through April, November and December.
The month with the most snowfall is January, when snow falls for 3.5 days and typically aggregates up to 23mm (0.91") of snow.
In Grangetown, during the entire year, snow falls for 12 days and aggregates up to 66mm (2.6") of snow.
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.
February has the least sunshine of the year in Grangetown, with an average of 4.2h of sunshine.
The months with the lowest humidity are April and May, with an average relative humidity of 80%.
The month with the least rainfall is April, when the rain falls for 13 days and typically collects 17mm (0.67") of precipitation.
May through October are months without snowfall.
May through September, with an average maximum UV index of 4, are months with the highest UV index.
The month with the most rainfall is June, when the rain falls for 16.2 days and typically aggregates up to 54mm (2.13") of precipitation.
With an average of 17h and 12min of daylight, June has the longest days of the year.
In Grangetown, July is known for its average highest temperatures, reaching a high of 18.5°C (65.3°F) and a low of 11.3°C (52.3°F).
August has the most sunshine of the year, with an average of 7.9h of sunshine.
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time ends in Grangetown, 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.
December has the shortest days of the year in Grangetown, with an average of 7h and 24min of daylight.
Average temperature
Grangetown, United Kingdom
The warmest month (with the highest average high temperature) is July (18.5°C).
The month with the lowest average high temperature is January (5.8°C).
The month with the highest average low temperature is August (12.1°C).
The coldest month (with the lowest average low temperature) is January (1.9°C).
Average pressure
Grangetown, United Kingdom
- Average pressure in January:
1011.1mbar - Average pressure in February:
1010.9mbar - Average pressure in March:
1013.8mbar - Average pressure in April:
1015.2mbar - Average pressure in May:
1016.1mbar - Average pressure in June:
1015.2mbar
- Average pressure in July:
1013.6mbar - Average pressure in August:
1012.6mbar - Average pressure in September:
1014.8mbar - Average pressure in October:
1013.2mbar - Average pressure in November:
1008.3mbar - Average pressure in December:
1010.3mbar
The month with the highest atmospheric pressure is May (1016.1mbar).
The month with the lowest atmospheric pressure is November (1008.3mbar).
Average wind speed
Grangetown, United Kingdom
- Average wind speed in January:
19.8km/h - Average wind speed in February:
19.7km/h - Average wind speed in March:
17.6km/h - Average wind speed in April:
15km/h - Average wind speed in May:
15km/h - Average wind speed in June:
13.3km/h
- Average wind speed in July:
13.5km/h - Average wind speed in August:
15km/h - Average wind speed in September:
15.6km/h - Average wind speed in October:
17.3km/h - Average wind speed in November:
18.7km/h - Average wind speed in December:
19.9km/h
The windiest month (with the highest average wind speed) is December (19.9km/h).
The calmest month (with the lowest average wind speed) is June (13.3km/h).
Average humidity
Grangetown, United Kingdom
The months with the highest relative humidity are January and December (87%).
The months with the lowest relative humidity are April and May (80%).
Average rainfall
Grangetown, United Kingdom
The wettest month (with the highest rainfall) is June (54mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days
Grangetown, United Kingdom
- Average rainfall days in January:
14.3 days - Average rainfall days in February:
12.8 days - Average rainfall days in March:
13.9 days - Average rainfall days in April:
13 days - Average rainfall days in May:
15.2 days - Average rainfall days in June:
16.2 days
- Average rainfall days in July:
20.2 days - Average rainfall days in August:
19.2 days - Average rainfall days in September:
14.1 days - Average rainfall days in October:
15.9 days - Average rainfall days in November:
16.5 days - Average rainfall days in December:
13.7 days
The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is February (12.8 days).
Average snowfall
Grangetown, United Kingdom
The month with the highest snowfall is January (23mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days
Grangetown, United Kingdom
- Average snowfall days in January:
3.5 days - Average snowfall days in February:
3.7 days - Average snowfall days in March:
1.8 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:
0.1 days - Average snowfall days in November:
0.7 days - Average snowfall days in December:
1.9 days
The month with the highest number of snowfall days is February (3.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Grangetown, United Kingdom
- Average daylight in January:
8h and 0min - Average daylight in February:
9h and 42min - Average daylight in March:
11h and 54min - Average daylight in April:
14h and 6min - Average daylight in May:
16h and 6min - Average daylight in June:
17h and 12min
- Average daylight in July:
16h and 36min - Average daylight in August:
14h and 54min - Average daylight in September:
12h and 42min - Average daylight in October:
10h and 30min - Average daylight in November:
8h and 30min - Average daylight in December:
7h and 24min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in January:
4h and 18min - Average sunshine in February:
4h and 12min - Average sunshine in March:
5h and 42min - Average sunshine in April:
7h and 42min - Average sunshine in May:
7h and 24min - Average sunshine in June:
7h and 6min
- Average sunshine in July:
7h and 42min - Average sunshine in August:
7h and 54min - Average sunshine in September:
7h and 24min - Average sunshine in October:
4h and 18min - Average sunshine in November:
4h and 18min - Average sunshine in December:
4h and 42min
The month with the most sunshine is August (Average sunshine: 7h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days
Grangetown, United Kingdom
- Average sunshine days in January:
11.9 days - Average sunshine days in February:
11.6 days - Average sunshine days in March:
12.8 days - Average sunshine days in April:
13.8 days - Average sunshine days in May:
11.5 days - Average sunshine days in June:
9.9 days
- Average sunshine days in July:
7.6 days - Average sunshine days in August:
9.1 days - Average sunshine days in September:
11.6 days - Average sunshine days in October:
11.7 days - Average sunshine days in November:
9.8 days - Average sunshine days in December:
13.2 days
The month with the most sunshine days is April (13.8 days).
The month with the least sunshine days is July (7.6 days).
Average UV index
Grangetown, United Kingdom
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Grangetown, United Kingdom
The month with the most cloud cover is November (Cloud cover 59).
The months with the least cloud cover are April and September (Cloud cover 48).
Average visibility
Grangetown, 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).
