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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 Sussex, Wisconsin, is a freezing cold winter month, with temperature in the range of an average high of 25.2°F (-3.8°C) and an average low of 13.6°F (-10.2°C). January, with average temperatures reaching a high of 25.2°F (-3.8°C) and a low of 13.6°F (-10.2°C), is the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Sussex, is also a subzero cold month, with an average temperature varying between 16.5°F (-8.6°C) and 28.2°F (-2.1°C). With the advent of February, Sussex experiences an average high-temperature of a still freezing cold 28.2°F (-2.1°C), mirroring a close resemblance to the previous month. Weather in February »
Weather in March
The first month of the spring, March, is an icy month in Sussex, Wisconsin, with an average temperature fluctuating between 40.6°F (4.8°C) and 27.9°F (-2.3°C). The start of March is characterized by an increase in the average high-temperature, transitioning from a freezing cold 28.2°F (-2.1°C) in February to an icy 40.6°F (4.8°C). Weather in March »
Weather in April
April is a cool spring month in Sussex, Wisconsin, with an average temperature fluctuating between 37°F (2.8°C) and 51.4°F (10.8°C). The start of April brings a rise in the average high-temperature, moving from an icy 40.6°F (4.8°C) in March to a fresh 51.4°F (10.8°C). Weather in April »
Weather in May
May, the last month of the spring in Sussex, is a refreshing month, with an average temperature fluctuating between 63.5°F (17.5°C) and 47.3°F (8.5°C). May marks a rise in the average high-temperature, moving from April's cool 51.4°F (10.8°C) to a refreshing 63.5°F (17.5°C). Weather in May »
Weather in June
The first month of the summer, June, is an agreeable month in Sussex, Wisconsin, with temperature in the range of an average high of 72.5°F (22.5°C) and an average low of 56.5°F (13.6°C). The shift into June is characterized by a rise in the average high-temperature, transitioning from May's enjoyable 63.5°F (17.5°C) to a pleasant 72.5°F (22.5°C). Weather in June »
Weather in July
July in Sussex, Wisconsin, is a warm summer month, with an average temperature varying between 62.4°F (16.9°C) and 78.1°F (25.6°C). In Sussex, the highest average temperatures are observed in July, with a high of 78.1°F (25.6°C) and a low of 62.4°F (16.9°C). Weather in July »
Weather in August
August, the last month of the summer in Sussex, is also a moderately hot month, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 61.2°F (16.2°C). The arrival of August marks a slight shift to an average high-temperature of a still moderately hot 76.6°F (24.8°C) from July's 78.1°F (25.6°C). Weather in August »
Weather in September
September, the first month of the autumn in Sussex, is still a pleasant month, with temperature in the range of an average high of 70.5°F (21.4°C) and an average low of 54.5°F (12.5°C). September brings a slight decrease in the average high-temperature, shifting from a warm 76.6°F (24.8°C) in August to an agreeable 70.5°F (21.4°C). Weather in September »
Weather in October
October, like September, is another mild autumn month in Sussex, Wisconsin, with an average temperature ranging between max 57.2°F (14°C) and min 43.3°F (6.3°C). Sussex's October weather features a mild decline in high-temperatures, reducing from a pleasant 70.5°F (21.4°C) in September to a refreshing 57.2°F (14°C). Weather in October »
Weather in November
November, the last month of the autumn in Sussex, is another chilly month, with an average temperature fluctuating between 31.1°F (-0.5°C) and 43.3°F (6.3°C). Onset of November witnesses a reduction in the average high-temperature, falling from a moderate 57.2°F (14°C) in October to a chilly 43.3°F (6.3°C). Weather in November »
Weather in December
December, the first month of the winter in Sussex, is also a subzero cold month, with an average temperature varying between 21.7°F (-5.7°C) and 31.3°F (-0.4°C). In Sussex, the average high-temperature in December drops from a chilly 43.3°F (6.3°C) in November to a freezing cold 31.3°F (-0.4°C). Weather in December »
[Resources]Frequently asked questions
What month is the coldest in Sussex?
January is the month when Sussex, Wisconsin, experiences its coldest temperatures, averaging a high of 25.2°F (-3.8°C) and a low of 13.6°F (-10.2°C).
What is the most humid month in Sussex?
The most humid month in Sussex, Wisconsin, is January, with an average relative humidity of 87%.
How much does it rain in Sussex?
In Sussex, during the entire year, the rain falls for 149.2 days and collects up to 28.54" (725mm) of precipitation.
When does it snow in Sussex?
Months with snowfall in Sussex, Wisconsin, are January through May, October through December.
What is the snowiest month in Sussex?
January is the month with the most snowfall in Sussex. Snow falls for 15.4 days and accumulates 5.43" (138mm) of snow.
How many days does it snow in Sussex?
In Sussex, during the entire year, snow falls for 58.7 days and aggregates up to 20.47" (520mm) of snow.
What is the month with the least sunshine in Sussex?
The month with the least sunshine in Sussex is January, with an average of 3.5h of sunshine.
What are the months with the lowest UV index in Sussex?
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Sussex.
What is the driest month in Sussex?
February is the month with the least rainfall. Rain falls for 5.3 days and accumulates 1.46" (37mm) of precipitation.
When is Daylight Saving Time (DST) in Sussex?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
What is the least humid month in Sussex?
April and October, with an average relative humidity of 77%, are the least humid months in Sussex.
What is the wettest month in Sussex?
The month with the most rainfall in Sussex, Wisconsin, is June, when the rain falls for 16.9 days and typically aggregates up to 3.43" (87mm) of precipitation.
When it does not snow in Sussex?
In Sussex, Wisconsin, snow does not fall in June through September.
When are the longest days in Sussex?
June has the longest days of the year in Sussex, Wisconsin, with an average of 15h and 18min of daylight.
When is the highest UV index in Sussex?
June is the month with the highest UV index, with an average maximum UV index of 6.
What part of the year is the hottest in Sussex?
July, recording an average high temperature of 78.1°F (25.6°C) and a low temperature of 62.4°F (16.9°C), is Sussex's warmest month.
What month has the most sunshine in Sussex?
The month with the most sunshine in Sussex, Wisconsin, is August, with an average of 10.2h of sunshine.
What is the month with the shortest days in Sussex?
The month with the shortest days is December, with an average of 9h and 6min of daylight.
Average temperature
Sussex, WI
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (25.2°F).
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).
Average pressure
Sussex, WI
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.08"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Sussex, WI
- Average wind speed in January:
10.5mph - Average wind speed in February:
10.4mph - Average wind speed in March:
9.8mph - Average wind speed in April:
10.1mph - Average wind speed in May:
8.6mph - Average wind speed in June:
7.6mph
- Average wind speed in July:
6.7mph - Average wind speed in August:
6.7mph - Average wind speed in September:
7.8mph - Average wind speed in October:
9.3mph - Average wind speed in November:
9.9mph - Average wind speed in December:
9.9mph
The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.7mph).
Average humidity
Sussex, WI
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (77%).
Average rainfall
Sussex, WI
- Average rainfall in January:
1.54" - Average rainfall in February:
1.46" - Average rainfall in March:
1.81" - Average rainfall in April:
3.15" - Average rainfall in May:
3.11" - Average rainfall in June:
3.43"
- Average rainfall in July:
3.39" - Average rainfall in August:
2.76" - Average rainfall in September:
1.97" - Average rainfall in October:
2.83" - Average rainfall in November:
1.54" - Average rainfall in December:
1.57"
The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is February (1.46").
Average rainfall days
Sussex, WI
- Average rainfall days in January:
5.4 days - Average rainfall days in February:
5.3 days - Average rainfall days in March:
10.7 days - Average rainfall days in April:
15.8 days - Average rainfall days in May:
18.1 days - Average rainfall days in June:
16.9 days
- Average rainfall days in July:
17.6 days - Average rainfall days in August:
16.2 days - Average rainfall days in September:
12.8 days - Average rainfall days in October:
13.5 days - Average rainfall days in November:
9.3 days - Average rainfall days in December:
7.6 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (5.3 days).
Average snowfall
Sussex, WI
- Average snowfall in January:
5.43" - Average snowfall in February:
4.65" - Average snowfall in March:
2.24" - Average snowfall in April:
1.61" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is January (5.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Sussex, WI
- Average snowfall days in January:
15.4 days - Average snowfall days in February:
13 days - Average snowfall days in March:
7.7 days - Average snowfall days in April:
3.1 days - Average snowfall days in May:
0.2 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:
0.9 days - Average snowfall days in November:
5.8 days - Average snowfall days in December:
12.6 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Sussex, WI
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 4min - Average daylight in December:
9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January:
3h and 3min - Average sunshine in February:
3h and 4min - Average sunshine in March:
5h and 5min - Average sunshine in April:
7h and 2min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
10h and 1min - Average sunshine in September:
9h and 0min - Average sunshine in October:
5h and 2min - Average sunshine in November:
4h and 5min - Average sunshine in December:
3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days
Sussex, WI
- Average sunshine days in January:
12.1 days - Average sunshine days in February:
10.5 days - Average sunshine days in March:
14.5 days - Average sunshine days in April:
11.3 days - Average sunshine days in May:
10.6 days - Average sunshine days in June:
10.3 days
- Average sunshine days in July:
10.3 days - Average sunshine days in August:
11.5 days - Average sunshine days in September:
15 days - Average sunshine days in October:
14.1 days - Average sunshine days in November:
15.9 days - Average sunshine days in December:
13.6 days
The month with the most sunshine days is November (15.9 days).
The months with the least sunshine days are June and July (10.3 days).
Average UV index
Sussex, WI
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Sussex, WI
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 30).
Average visibility
Sussex, WI
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Sussex, Wisconsin, USA
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