Climate and monthly weather forecastHorsham, United Kingdom
Climate and monthly weather forecast
Weather in January
January, the same as December, in Horsham, United Kingdom, is a frosty winter month, with an average temperature varying between 2.7°C (36.9°F) and 7.2°C (45°F). January is the coldest month, exhibiting average temperatures of 7.2°C (45°F) at the peak and 2.7°C (36.9°F) at the base. Weather in January »Weather in February
The last month of the winter, February, is another chilly month in Horsham, United Kingdom, with an average temperature fluctuating between 2.9°C (37.2°F) and 7.6°C (45.7°F). February observes an average high-temperature of a still chilly 7.6°C (45.7°F), marking an insignificant difference from January's 7.2°C (45°F). Weather in February »Weather in March
The first month of the spring, March, is a fresh month in Horsham, United Kingdom, with an average temperature varying between 10.2°C (50.4°F) and 3.5°C (38.3°F). Horsham, United Kingdom, experiences a subtle adjustment in high-temperatures to a fresh 10.2°C (50.4°F) with the onset of March, maintaining near parity with February's 7.6°C (45.7°F). Weather in March »Weather in April
April in Horsham, United Kingdom, is a mild spring month, with an average temperature ranging between max 13.6°C (56.5°F) and min 5.3°C (41.5°F). April's onset brings a minor rise in the average high-temperature, moving from a cool 10.2°C (50.4°F) in March to a moderate 13.6°C (56.5°F). Weather in April »Weather in May
The last month of the spring, May, is also a moderate month in Horsham, United Kingdom, with temperature in the range of an average low of 7.6°C (45.7°F) and an average high of 15.9°C (60.6°F). Horsham, United Kingdom, notes an average high-temperature of a still refreshing 15.9°C (60.6°F) in May, hardly diverging from April. Weather in May »Weather in June
The first month of the summer, June, is a comfortable month in Horsham, United Kingdom, with temperature in the range of an average low of 10.4°C (50.7°F) and an average high of 19.1°C (66.4°F). Horsham observes a slight ascent in average high-temperatures during June, adjusting from a moderate 15.9°C (60.6°F) in May to a comfortable 19.1°C (66.4°F). Weather in June »Weather in July
July is an agreeable summer month in Horsham, United Kingdom, with an average temperature varying between 21.3°C (70.3°F) and 12.8°C (55°F). Temperature records mark July as the warmest month, with highs averaging 21.3°C (70.3°F) and lows at 12.8°C (55°F). Weather in July »Weather in August
August, the last month of the summer in Horsham, is also an agreeable month, with an average temperature fluctuating between 21°C (69.8°F) and 13.3°C (55.9°F). The dawn of August sees an average high-temperature of a still agreeable 21°C (69.8°F), subtly contrasting with July's 21.3°C (70.3°F). Weather in August »Weather in September
September, the first month of the autumn in Horsham, is also an enjoyable month, with an average temperature ranging between max 18.7°C (65.7°F) and min 11.1°C (52°F). Horsham's transition from August to September introduces an average high-temperature of a comfortable 18.7°C (65.7°F), marking an insignificant variation from the 21°C (69.8°F). Weather in September »Weather in October
October, the same as September, in Horsham, United Kingdom, is another refreshing autumn month, with an average temperature ranging between max 15.1°C (59.2°F) and min 9.5°C (49.1°F). During the shift to October, a minor reduction in average high-temperature is observed, shifting from an enjoyable 18.7°C (65.7°F) in September to a moderate 15.1°C (59.2°F). Weather in October »Weather in November
November, the last month of the autumn in Horsham, is another cool month, with an average temperature fluctuating between 6.1°C (43°F) and 10.7°C (51.3°F). The advent of November brings a slight shift in average high-temperature, moving from a mild 15.1°C (59.2°F) in October to a cool 10.7°C (51.3°F). Weather in November »Weather in December
December, the first month of the winter in Horsham, is still a chilly month, with an average temperature varying between 8.3°C (46.9°F) and 4°C (39.2°F). Horsham marks the arrival of December with an average high-temperature of a chilly 8.3°C (46.9°F), hardly different from November's 10.7°C (51.3°F). Weather in December »Updated: Feb 8, 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, having an average high-temperature of 7.2°C (45°F) and an average low-temperature of 2.7°C (36.9°F), is the coldest month in Horsham.
Throughout the year, there are 163.7 rainfall days, and 347mm (13.66") of precipitation is accumulated.
January through April, November and December are months with snowfall in Horsham, United Kingdom.
January is the month with the most snowfall in Horsham, United Kingdom. Snow falls for 2.5 days and accumulates 15mm (0.59") of snow.
Throughout the year, there are 9.7 snowfall days, and 47mm (1.85") of snow is accumulated.
The months with the lowest UV index in Horsham, United Kingdom, are January through March, November and December, with an average maximum UV index of 2.
The month with the least sunshine is February, with an average of 3.7h of sunshine.
April is the month with the least rainfall in Horsham. Rain falls for 12.3 days and accumulates 18mm (0.71") of precipitation.
In Horsham, United Kingdom, snow does not fall in May through October.
The month with the longest days in Horsham, United Kingdom, is June, with an average of 16h and 30min of daylight.
The months with the highest UV index are June and July, with an average maximum UV index of 5.
July, characterized by an average high temperature of 21.3°C (70.3°F) and a low temperature of 12.8°C (55°F), is generally the warmest month in Horsham.
July and August, with an average relative humidity of 77%, are the least humid months in Horsham.
July has the most sunshine of the year in Horsham, United Kingdom, with an average of 8.6h of sunshine.
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time ends in Horsham, 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 in Horsham, United Kingdom, with an average relative humidity of 89%.
December is the month with the most rainfall in Horsham, United Kingdom. Rain falls for 13.6 days and accumulates 42mm (1.65") of precipitation.
December has the shortest days of the year in Horsham, with an average of 8h and 0min of daylight.
Average temperature
Horsham, United Kingdom
The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (7.2°C).
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (2.7°C).
Average pressure
Horsham, United Kingdom
- Average pressure in January:
1015mbar - Average pressure in February:
1014.2mbar - Average pressure in March:
1015.7mbar - Average pressure in April:
1015.7mbar - Average pressure in May:
1016.9mbar - Average pressure in June:
1016.4mbar
- Average pressure in July:
1015.7mbar - Average pressure in August:
1015.2mbar - Average pressure in September:
1017.2mbar - Average pressure in October:
1015.3mbar - Average pressure in November:
1010.8mbar - Average pressure in December:
1015mbar
The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1010.8mbar).
Average wind speed
Horsham, United Kingdom
- Average wind speed in January:
17.4km/h - Average wind speed in February:
18.1km/h - Average wind speed in March:
16.5km/h - Average wind speed in April:
13.6km/h - Average wind speed in May:
13.6km/h - Average wind speed in June:
13.4km/h
- Average wind speed in July:
13.3km/h - Average wind speed in August:
13.3km/h - Average wind speed in September:
13.5km/h - Average wind speed in October:
15.1km/h - Average wind speed in November:
16.7km/h - Average wind speed in December:
18km/h
The windiest month (with the highest average wind speed) is February (18.1km/h).
The calmest months (with the lowest average wind speed) are July and August (13.3km/h).
Average humidity
Horsham, United Kingdom
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall
Horsham, United Kingdom
The wettest month (with the highest rainfall) is December (42mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days
Horsham, United Kingdom
- Average rainfall days in January:
14.9 days - Average rainfall days in February:
12.7 days - Average rainfall days in March:
13.3 days - Average rainfall days in April:
12.3 days - Average rainfall days in May:
13.4 days - Average rainfall days in June:
12.7 days
- Average rainfall days in July:
15.3 days - Average rainfall days in August:
13.7 days - Average rainfall days in September:
10.6 days - Average rainfall days in October:
14.6 days - Average rainfall days in November:
16.6 days - Average rainfall days in December:
13.6 days
The month with the highest number of rainy days is November (16.6 days).
The month with the least rainy days is September (10.6 days).
Average snowfall
Horsham, United Kingdom
The month with the highest snowfall is January (15mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days
Horsham, United Kingdom
- Average snowfall days in January:
2.5 days - Average snowfall days in February:
3.8 days - Average snowfall days in March:
1 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:
0.4 days - Average snowfall days in December:
1.7 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
Horsham, United Kingdom
- Average daylight in January:
8h and 30min - Average daylight in February:
10h and 0min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 54min - Average daylight in May:
15h and 36min - Average daylight in June:
16h and 30min
- Average daylight in July:
16h and 0min - Average daylight in August:
14h and 30min - Average daylight in September:
12h and 36min - Average daylight in October:
10h and 42min - Average daylight in November:
8h and 54min - Average daylight in December:
8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in January:
4h and 0min - Average sunshine in February:
3h and 42min - Average sunshine in March:
5h and 36min - Average sunshine in April:
7h and 54min - Average sunshine in May:
7h and 36min - Average sunshine in June:
7h and 54min
- Average sunshine in July:
8h and 36min - Average sunshine in August:
8h and 24min - Average sunshine in September:
7h and 30min - Average sunshine in October:
4h and 30min - Average sunshine in November:
4h and 0min - Average sunshine in December:
4h and 12min
The month with the most sunshine is July (Average sunshine: 8h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days
Horsham, United Kingdom
- Average sunshine days in January:
11.5 days - Average sunshine days in February:
10.7 days - Average sunshine days in March:
13.4 days - Average sunshine days in April:
15.2 days - Average sunshine days in May:
14.8 days - Average sunshine days in June:
14.1 days
- Average sunshine days in July:
12.8 days - Average sunshine days in August:
14.5 days - Average sunshine days in September:
16.1 days - Average sunshine days in October:
13.5 days - Average sunshine days in November:
10.7 days - Average sunshine days in December:
12.9 days
The month with the most sunshine days is September (16.1 days).
The months with the least sunshine days are February and November (10.7 days).
Average UV index
Horsham, 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
Horsham, United Kingdom
The months with the most cloud cover are February and November (Cloud cover 61).
The months with the least cloud cover are April, July, August and September (Cloud cover 47).
Average visibility
Horsham, 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).
