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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
Climate and monthly weather forecast
Weather in January
January, the same as December, in Monona, Wisconsin, is a freezing cold winter month, with an average temperature fluctuating between 10.8°F (-11.8°C) and 23.9°F (-4.5°C). Monona reaches its lowest average temperatures in January, measuring 23.9°F (-4.5°C) at the peak and 10.8°F (-11.8°C) at the lowest. Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in Monona, Wisconsin, with an average temperature ranging between min 14.7°F (-9.6°C) and max 27.3°F (-2.6°C). The arrival of February records an average high-temperature of a still subzero cold 27.3°F (-2.6°C), closely related to the 23.9°F (-4.5°C) observed in January. Weather in February »
Weather in March
The first month of the spring, March, is a cold month in Monona, Wisconsin, with temperature in the range of an average high of 41.5°F (5.3°C) and an average low of 27°F (-2.8°C). March's arrival signals an increase in average high-temperatures, moving from February's subzero cold 27.3°F (-2.6°C) to a cold 41.5°F (5.3°C). Weather in March »
Weather in April
April is a fresh spring month in Monona, Wisconsin, with temperature in the range of an average high of 53.8°F (12.1°C) and an average low of 37°F (2.8°C). Monona sees an increase in average high-temperatures during April, moving from a cold 41.5°F (5.3°C) in March to a fresh 53.8°F (12.1°C). Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Monona, Wisconsin, with temperature in the range of an average high of 65.8°F (18.8°C) and an average low of 48.7°F (9.3°C). The start of May signals an increase in the average high-temperature, moving from a cool 53.8°F (12.1°C) in April to a comfortable 65.8°F (18.8°C). Weather in May »
Weather in June
June, the first month of the summer in Monona, is a moderately hot month, with temperature in the range of an average low of 57.6°F (14.2°C) and an average high of 74.8°F (23.8°C). June's arrival brings a temperature shift, moving from an enjoyable 65.8°F (18.8°C) in May to a moderately hot 74.8°F (23.8°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Monona, Wisconsin, with an average temperature fluctuating between 78.6°F (25.9°C) and 61.3°F (16.3°C). July, recording an average high temperature of 78.6°F (25.9°C) and a low temperature of 61.3°F (16.3°C), is Monona's warmest month. Weather in July »
Weather in August
August, the last month of the summer in Monona, is also a moderately hot month, with an average temperature fluctuating between 77.4°F (25.2°C) and 59.5°F (15.3°C). With August's arrival, Monona's weather records an average high-temperature of a still warm 77.4°F (25.2°C), marking little difference from July's 78.6°F (25.9°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a pleasant month in Monona, Wisconsin, with an average temperature fluctuating between 71.1°F (21.7°C) and 52°F (11.1°C). The arrival of September signals a subtle shift in temperature, down from a moderately hot 77.4°F (25.2°C) in August to a pleasant 71.1°F (21.7°C). Weather in September »
Weather in October
October, the same as September, in Monona, Wisconsin, is another refreshing autumn month, with temperature in the range of an average low of 41.7°F (5.4°C) and an average high of 57.4°F (14.1°C). As September transitions to October, the average high-temperature falls from a pleasant 71.1°F (21.7°C) to a moderate 57.4°F (14.1°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a wintry month in Monona, Wisconsin, with an average temperature ranging between min 30°F (-1.1°C) and max 42.4°F (5.8°C). With the onset of November, Monona experiences a noticeable temperature shift, with the average high-temperature receding from a moderate 57.4°F (14.1°C) in October to a cold 42.4°F (5.8°C). Weather in November »
Weather in December
The first month of the winter, December, is also a subzero cold month in Monona, Wisconsin, with temperature in the range of an average high of 30.4°F (-0.9°C) and an average low of 20.3°F (-6.5°C). Onset of December comes with a temperature decline, the average high falling from a cold 42.4°F (5.8°C) in November to a subzero cold 30.4°F (-0.9°C). Weather in December »
Updated: Jul 11, 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 are the coldest months?
In Monona, January registers the lowest temperatures, averaging 23.9°F (-4.5°C) at the peak and 10.8°F (-11.8°C) at the lowest.
What is the most humid month?
January and February, with an average relative humidity of 88%, are most humid months.
What is the driest month in Monona?
January, March, November and December are months with the least rain when the rain falls for 1.1 days and typically aggregates up to 0.24" (6mm) of rain.
How much does it rain?
Throughout the year, in Monona, there are 50.2 rainfall days, and 4.76" (121mm) of precipitation is accumulated.
When does it snow?
January through April, October through December are months with snowfall.
How much does it snow?
In Monona, during the entire year, snow falls for 22.6 days and aggregates up to 2.83" (72mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 3.3h of sunshine.
When is the lowest UV index?
The months with the lowest UV index are January, November and December, with an average maximum UV index of 1.
When does it snow the most?
February is the month with the most snowfall. Snow falls for 4.8 days and accumulates 0.94" (24mm) of snow.
When is Daylight Saving Time (DST)?
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 are the least humid months?
The months with the lowest humidity are April and October, with an average relative humidity of 77%.
When it does not snow?
May through September are months without snowfall.
When are the longest days?
June has the longest days of the year, with an average of 15h and 18min of daylight.
What are the months with the highest UV index?
June and July, with an average maximum UV index of 6, are months with the highest UV index.
What are the warmest months in Monona?
In Monona, the peak temperatures are generally noted in July, averaging a high of 78.6°F (25.9°C) and a low of 61.3°F (16.3°C).
What is the rainiest month?
July is the month with the most rainfall in Monona. Rain falls for 6.4 days and accumulates 0.63" (16mm) of precipitation.
What month has the most sunshine?
With an average of 9.8h of sunshine, July has the most sunshine of the year.
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
Monona, WI
The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (23.9°F).
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure
Monona, WI
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.91"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:
30.09"Hg
The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
Monona, WI
- Average wind speed in January:
9.8mph - Average wind speed in February:
9.8mph - Average wind speed in March:
9.6mph - Average wind speed in April:
10.1mph - Average wind speed in May:
8.7mph - Average wind speed in June:
7.6mph
- Average wind speed in July:
6.8mph - Average wind speed in August:
6.6mph - Average wind speed in September:
7.5mph - Average wind speed in October:
9mph - Average wind speed in November:
9.6mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity
Monona, WI
The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are April and October (77%).
Average rainfall
Monona, WI
- Average rainfall in January:
0.24" - Average rainfall in February:
0.28" - Average rainfall in March:
0.24" - Average rainfall in April:
0.47" - Average rainfall in May:
0.59" - Average rainfall in June:
0.55"
- Average rainfall in July:
0.63" - Average rainfall in August:
0.31" - Average rainfall in September:
0.43" - Average rainfall in October:
0.55" - Average rainfall in November:
0.24" - Average rainfall in December:
0.24"
The wettest month (with the highest rainfall) is July (0.63").
The driest months (with the least rainfall) are January, March, November and December (0.24").
Average rainfall days
Monona, WI
- Average rainfall days in January:
1.1 days - Average rainfall days in February:
1.3 days - Average rainfall days in March:
4.2 days - Average rainfall days in April:
6.4 days - Average rainfall days in May:
6.6 days - Average rainfall days in June:
6.7 days
- Average rainfall days in July:
6.4 days - Average rainfall days in August:
5.4 days - Average rainfall days in September:
3.5 days - Average rainfall days in October:
4.6 days - Average rainfall days in November:
2 days - Average rainfall days in December:
2 days
The month with the highest number of rainy days is June (6.7 days).
The month with the least rainy days is January (1.1 days).
Average snowfall
Monona, WI
The month with the highest snowfall is February (0.94").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Monona, WI
- Average snowfall days in January:
5.6 days - Average snowfall days in February:
4.8 days - Average snowfall days in March:
3 days - Average snowfall days in April:
1.3 days - Average snowfall days in May:
0.3 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:
2.2 days - Average snowfall days in December:
4.9 days
The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Monona, 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 2min - Average sunshine in February:
3h and 3min - Average sunshine in March:
5h and 5min - Average sunshine in April:
7h and 1min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 1min - Average sunshine in November:
4h and 5min - Average sunshine in December:
3h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days
Monona, WI
- Average sunshine days in January:
26.7 days - Average sunshine days in February:
24.1 days - Average sunshine days in March:
25.3 days - Average sunshine days in April:
22.3 days - Average sunshine days in May:
21.2 days - Average sunshine days in June:
19.8 days
- Average sunshine days in July:
21.8 days - Average sunshine days in August:
22.5 days - Average sunshine days in September:
23.8 days - Average sunshine days in October:
24.7 days - Average sunshine days in November:
25.5 days - Average sunshine days in December:
27 days
The month with the most sunshine days is December (27 days).
The month with the least sunshine days is June (19.8 days).
Average UV index
Monona, WI
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover
Monona, WI
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility
Monona, WI
The months with the highest visibility are February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, July, August and September (5mi).