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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, like December, is another subzero cold winter month in River Hills, Wisconsin, with temperature in the range of an average high of 26.8°F (-2.9°C) and an average low of 17.1°F (-8.3°C). River Hills's coldest month, January, registers temperatures that range from a high of 26.8°F (-2.9°C) to a low of 17.1°F (-8.3°C). Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in River Hills, Wisconsin, with an average temperature varying between 19.4°F (-7°C) and 28.9°F (-1.7°C). River Hills experiences an average high-temperature of a still subzero cold 28.9°F (-1.7°C) with the onset of February, subtly varied from January's 26.8°F (-2.9°C). Weather in February »
Weather in March
March, the first month of the spring in River Hills, is an icy month, with an average temperature fluctuating between 29.7°F (-1.3°C) and 38.8°F (3.8°C). As March arrives, River Hills's weather shows an increase in high-temperatures, moving from February's subzero cold 28.9°F (-1.7°C) to a wintry 38.8°F (3.8°C). Weather in March »
Weather in April
April is a chilly spring month in River Hills, Wisconsin, with temperature in the range of an average high of 48.2°F (9°C) and an average low of 37.8°F (3.2°C). In River Hills, the average high-temperature in April rises, from a cold 38.8°F (3.8°C) in March, to a frosty 48.2°F (9°C). Weather in April »
Weather in May
May, the last month of the spring in River Hills, is a moderate month, with temperature in the range of an average high of 58.6°F (14.8°C) and an average low of 47.5°F (8.6°C). As River Hills transitions into May, the average high-temperature is observed to rise from a chilly 48.2°F (9°C) in April to a mild 58.6°F (14.8°C). Weather in May »
Weather in June
June, the first month of the summer in River Hills, is a pleasant month, with an average temperature ranging between max 68.2°F (20.1°C) and min 56.8°F (13.8°C). An escalation in the average high-temperature is seen with the onset of June, moving from a refreshing 58.6°F (14.8°C) in May to a pleasant 68.2°F (20.1°C). Weather in June »
Weather in July
July is a moderately hot summer month in River Hills, Wisconsin, with temperature in the range of an average low of 64.8°F (18.2°C) and an average high of 75.7°F (24.3°C). July stands out as River Hills's warmest month, with an average high-temperature of 75.7°F (24.3°C) and a low-temperature of 64.8°F (18.2°C). Weather in July »
Weather in August
August, the last month of the summer in River Hills, is another warm month, with an average temperature varying between 75.6°F (24.2°C) and 64.4°F (18°C). As July turns into August, the average high-temperatures rest at a still warm 75.6°F (24.2°C), showing a minor variation from the prior month. Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in River Hills, Wisconsin, with an average temperature ranging between max 69.4°F (20.8°C) and min 58.1°F (14.5°C). The transition into September subtly indicates a reduction in the average high-temperature, down to an agreeable 69.4°F (20.8°C) from August's moderately hot 75.6°F (24.2°C). Weather in September »
Weather in October
October, the same as September, in River Hills, Wisconsin, is another refreshing autumn month, with temperature in the range of an average low of 46.6°F (8.1°C) and an average high of 56.8°F (13.8°C). October shows a mild decline in the average high-temperature, falling from September's pleasant 69.4°F (20.8°C) to a mild 56.8°F (13.8°C). Weather in October »
Weather in November
November, the last month of the autumn in River Hills, is also a frosty month, with temperature in the range of an average low of 34.2°F (1.2°C) and an average high of 43.7°F (6.5°C). With November's onset, the weather shows a temperature decrease, transitioning from a mild 56.8°F (13.8°C) in October to a frosty 43.7°F (6.5°C). Weather in November »
Weather in December
December, the first month of the winter in River Hills, is still a cold month, with temperature in the range of an average low of 25°F (-3.9°C) and an average high of 32.9°F (0.5°C). River Hills's December weather shows a moderate shift in high-temperatures, falling from November's chilly 43.7°F (6.5°C) to an icy 32.9°F (0.5°C). Weather in December »
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
January is the coldest month, with the temperature often reaching an average high of 26.8°F (-2.9°C) and an average low of 17.1°F (-8.3°C).
What is the most humid month?
With an average relative humidity of 85%, January is the most humid month.
How much does it rain?
Throughout the year, there are 129.5 rainfall days, and 18.62" (473mm) of precipitation is accumulated.
When does it snow?
January through April, October through December are months with snowfall.
What is the snowiest month?
January is the month with the most snowfall. Snow falls for 12.8 days and accumulates 2.17" (55mm) of snow.
How many days does it snow?
Throughout the year, there are 42.5 snowfall days, and 8.23" (209mm) of snow is accumulated.
What is the month with the least sunshine?
With an average of 3.6h of sunshine, January has the least sunshine of the year.
What is the month with the lowest UV index?
January and December, with an average maximum UV index of 1, are months with the lowest UV index.
When is Daylight Saving Time (DST) in River Hills?
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.
When it does not snow?
In River Hills, snow does not fall in May through September.
When are the longest days?
The month with the longest days is June, with an average of 15h and 18min of daylight.
What are the warmest months in River Hills?
River Hills's July weather, with an average high temperature of 75.7°F (24.3°C) and an average low temperature of 64.8°F (18.2°C), tends to be the warmest of the year.
What is the wettest month?
The month with the most rainfall is July, when the rain falls for 15.2 days and typically aggregates up to 2.56" (65mm) of precipitation.
What is the month with the most sunshine?
The months with the most sunshine are July and August, with an average of 10.6h of sunshine.
When is the highest UV index?
The month with the highest UV index is July, with an average maximum UV index of 6.
What is the least humid month?
October is the least humid month, with an average relative humidity of 75%.
What is the driest month?
December is the month with the least rainfall. Rain falls for 5.5 days and accumulates 0.71" (18mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 6min of daylight.
Average temperature
River Hills, WI
The warmest month (with the highest average high temperature) is July (75.7°F).
The month with the lowest average high temperature is January (26.8°F).
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure
River Hills, WI
- Average pressure in January:
30.09"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 months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
River Hills, WI
- Average wind speed in January:
12.6mph - Average wind speed in February:
12.2mph - Average wind speed in March:
11.1mph - Average wind speed in April:
11.2mph - Average wind speed in May:
9.4mph - Average wind speed in June:
8.3mph
- Average wind speed in July:
7.7mph - Average wind speed in August:
7.9mph - Average wind speed in September:
9.3mph - Average wind speed in October:
11.1mph - Average wind speed in November:
11.9mph - Average wind speed in December:
11.8mph
The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).
Average humidity
River Hills, WI
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (75%).
Average rainfall
River Hills, WI
- Average rainfall in January:
0.75" - Average rainfall in February:
0.75" - Average rainfall in March:
1.02" - Average rainfall in April:
2.01" - Average rainfall in May:
2.28" - Average rainfall in June:
2.48"
- Average rainfall in July:
2.56" - Average rainfall in August:
1.97" - Average rainfall in September:
1.54" - Average rainfall in October:
1.73" - Average rainfall in November:
0.83" - Average rainfall in December:
0.71"
The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is December (0.71").
Average rainfall days
River Hills, WI
- Average rainfall days in January:
5.5 days - Average rainfall days in February:
4.5 days - Average rainfall days in March:
9.7 days - Average rainfall days in April:
13.3 days - Average rainfall days in May:
15.2 days - Average rainfall days in June:
15.2 days
- Average rainfall days in July:
15.2 days - Average rainfall days in August:
14.5 days - Average rainfall days in September:
11.2 days - Average rainfall days in October:
12 days - Average rainfall days in November:
7.7 days - Average rainfall days in December:
5.5 days
The months with the highest number of rainy days are May, June and July (15.2 days).
The month with the least rainy days is February (4.5 days).
Average snowfall
River Hills, WI
The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
River Hills, WI
- Average snowfall days in January:
12.8 days - Average snowfall days in February:
8.6 days - Average snowfall days in March:
6 days - Average snowfall days in April:
2 days - Average snowfall days in May:
0.1 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:
0.5 days - Average snowfall days in November:
4.8 days - Average snowfall days in December:
7.7 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
River Hills, WI
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 3min - 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 4min - Average sunshine in February:
3h and 5min - Average sunshine in March:
6h and 0min - Average sunshine in April:
7h and 4min - Average sunshine in May:
8h and 5min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 4min - Average sunshine in September:
9h and 2min - Average sunshine in October:
5h and 3min - Average sunshine in November:
4h and 5min - Average sunshine in December:
4h and 0min
The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days
River Hills, WI
- Average sunshine days in January:
16.3 days - Average sunshine days in February:
15.7 days - Average sunshine days in March:
16.5 days - Average sunshine days in April:
13.9 days - Average sunshine days in May:
13.2 days - Average sunshine days in June:
12.3 days
- Average sunshine days in July:
12.7 days - Average sunshine days in August:
12.9 days - Average sunshine days in September:
16.7 days - Average sunshine days in October:
16 days - Average sunshine days in November:
17.9 days - Average sunshine days in December:
18.2 days
The month with the most sunshine days is December (18.2 days).
The month with the least sunshine days is June (12.3 days).
Average UV index
River Hills, WI
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
River Hills, WI
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility
River Hills, WI
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
River Hills, Wisconsin, USA
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