Climate and monthly weather forecastHeston, United Kingdom

Climate and monthly weather forecast

Weather in January

January, like December, is another chilly winter month in Heston, United Kingdom, with an average temperature varying between 6.8°C (44.2°F) and 1.9°C (35.4°F). January is the coldest month of the year, registering average temperatures as high as 6.8°C (44.2°F) and as low as 1.9°C (35.4°F). Weather in January »

Weather in February

February, the last month of the winter in Heston, is also a frosty month, with temperature in the range of an average low of 2.5°C (36.5°F) and an average high of 7.6°C (45.7°F). February's arrival shows an average high-temperature of a still chilly 7.6°C (45.7°F), hardly different from the previous month. Weather in February »

Weather in March

March, the first month of the spring in Heston, is a cool month, with an average temperature ranging between min 3.4°C (38.1°F) and max 10.5°C (50.9°F). The advent of March brings an average high-temperature of a cool 10.5°C (50.9°F), exhibiting minor difference from the previous month. Weather in March »

Weather in April

April is a moderate spring month in Heston, United Kingdom, with an average temperature fluctuating between 5.3°C (41.5°F) and 14.3°C (57.7°F). Heston's weather in April presents a minor rise in the average high-temperature, moving from a fresh 10.5°C (50.9°F) in March to a mild 14.3°C (57.7°F). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Heston, United Kingdom, with an average temperature varying between 7.9°C (46.2°F) and 16.8°C (62.2°F). Stepping into May, Heston records an average high-temperature of a still refreshing 16.8°C (62.2°F), almost consistent with April. Weather in May »

Weather in June

The first month of the summer, June, is also an enjoyable month in Heston, United Kingdom, with temperature in the range of an average high of 19.7°C (67.5°F) and an average low of 10.8°C (51.4°F). The high-temperature average in June for Heston is a still comfortable 19.7°C (67.5°F), staying closely aligned with May's conditions. Weather in June »

Weather in July

July is a pleasant summer month in Heston, United Kingdom, with temperature in the range of an average high of 22°C (71.6°F) and an average low of 13.2°C (55.8°F). July is the month when Heston sees the highest average temperatures, with a high of 22°C (71.6°F) and a low of 13.2°C (55.8°F). Weather in July »

Weather in August

August, the last month of the summer in Heston, is another pleasant month, with an average temperature ranging between max 21.6°C (70.9°F) and min 13.7°C (56.7°F). July's transformation into August witnesses an average high-temperature of a still agreeable 21.6°C (70.9°F), noting a minor change from the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in Heston, is also an enjoyable month, with an average temperature ranging between min 11°C (51.8°F) and max 18.8°C (65.8°F). September brings an average high-temperature of a refreshing 18.8°C (65.8°F), showing a slight difference from August's 21.6°C (70.9°F). Weather in September »

Weather in October

October, like September, is another refreshing autumn month in Heston, United Kingdom, with temperature in the range of an average low of 8.9°C (48°F) and an average high of 15.1°C (59.2°F). In Heston, the average high-temperature in October slightly decreases from a comfortable 18.8°C (65.8°F) in September to a moderate 15.1°C (59.2°F). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Heston, United Kingdom, with temperature in the range of an average low of 5.6°C (42.1°F) and an average high of 10.2°C (50.4°F). As October makes way for November, Heston's average high-temperature eases from a refreshing 15.1°C (59.2°F) to a cool 10.2°C (50.4°F). Weather in November »

Weather in December

December, the first month of the winter in Heston, is still a chilly month, with an average temperature varying between 3.4°C (38.1°F) and 7.9°C (46.2°F). The transition into December notes an average high-temperature of a frosty 7.9°C (46.2°F), revealing a mild distinction from the 10.2°C (50.4°F) in November. Weather in December »

Frequently asked questions

The month of January sees the average lowest temperatures in Heston, reaching 6.8°C (44.2°F) at the peak and 1.9°C (35.4°F) at the low.

The months with the least rainfall in Heston are January, March through May Rain falls for 6.8 days and accumulates 9mm (0.35") of rain.

Throughout the year, there are 109 rainfall days, and 156mm (6.14") of precipitation is accumulated.

Months with snowfall in Heston, United Kingdom, are January through March and December.

The months with the most snowfall in Heston are January and February, with an average 6mm (0.24") of accumulated snow.

In Heston, United Kingdom, during the entire year, snow falls for 5.6 days and aggregates up to 18mm (0.71") of snow.

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Heston, United Kingdom.

With an average of 3.7h of sunshine, February has the least sunshine of the year in Heston, United Kingdom.

In Heston, snow does not fall in April through November.

June is the month with the most rainfall. Rain falls for 12.3 days and accumulates 21mm (0.83") of precipitation.

June has the longest days of the year in Heston, with an average of 16h and 36min of daylight.

The months with the highest UV index in Heston, United Kingdom, are June and July, with an average maximum UV index of 5.

July is Heston's warmest month, registering average high temperatures of 22°C (71.6°F) and lows of 13.2°C (55.8°F).

The months with the lowest humidity in Heston are July and August, with an average relative humidity of 74%.

With an average of 7.9h of sunshine, July 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.

With an average relative humidity of 89%, December is the most humid month.

With an average of 7h and 54min of daylight, December has the shortest days of the year.

Average temperature
Heston, United Kingdom

The warmest month (with the highest average high temperature) is July (22°C).
The month with the lowest average high temperature is January (6.8°C).

The month with the highest average low temperature is August (13.7°C).
The coldest month (with the lowest average low temperature) is January (1.9°C).

Average pressure
Heston, United Kingdom

The month with the highest atmospheric pressure is September (1016.9mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).

Average wind speed
Heston, United Kingdom

The windiest month (with the highest average wind speed) is February (17.5km/h).
The calmest months (with the lowest average wind speed) are July and September (12.7km/h).

Average humidity
Heston, United Kingdom

The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (74%).

Average rainfall
Heston, United Kingdom

The wettest month (with the highest rainfall) is June (21mm).
The driest months (with the least rainfall) are January, March, April and May (9mm).

Average rainfall days
Heston, United Kingdom

The month with the highest number of rainy days is June (12.3 days).
The month with the least rainy days is January (6.8 days).

Average snowfall
Heston, United Kingdom

The months with the highest snowfall are January and February (6mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days
Heston, United Kingdom

The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Heston, United Kingdom

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).

The month with the most sunshine is July (Average sunshine: 7h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).

Average sunshine days
Heston, United Kingdom

The month with the most sunshine days is October (20.2 days).
The months with the least sunshine days are June and July (14.2 days).

Average UV index
Heston, 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
Heston, United Kingdom

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is April (Cloud cover 49).

Average visibility
Heston, 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).