Climate and monthly weather forecastWinona, IN
Climate and monthly weather forecast
Weather in January
January, the same as December, in Winona, Indiana, is another subzero cold winter month, with an average temperature fluctuating between 29.8°F (-1.2°C) and 18.9°F (-7.3°C). Winona's January weather, marked by an average high temperature of 29.8°F (-1.2°C) and an average low temperature of 18.9°F (-7.3°C), is the coldest in the year. Weather in January »Weather in February
February, the last month of the winter in Winona, is an icy month, with an average temperature fluctuating between 21.7°F (-5.7°C) and 33.8°F (1°C). February's onset records an average high-temperature of a wintry 33.8°F (1°C), a near match to January's 29.8°F (-1.2°C). Weather in February »Weather in March
The first month of the spring, March, is a chilly month in Winona, Indiana, with an average temperature ranging between max 46°F (7.8°C) and min 32°F (0°C). March witnesses an increase in the average high-temperature, moving from a wintry 33.8°F (1°C) in February to a frosty 46°F (7.8°C). Weather in March »Weather in April
April in Winona, Indiana, is a refreshing spring month, with an average temperature varying between 41.9°F (5.5°C) and 57.6°F (14.2°C). The rise of average high-temperatures is seen in April, with an increase from a frosty 46°F (7.8°C) in March to a refreshing 57.6°F (14.2°C). Weather in April »Weather in May
The last month of the spring, May, is a pleasant month in Winona, Indiana, with an average temperature varying between 53.1°F (11.7°C) and 70°F (21.1°C). Winona sees an increase in average high-temperatures during May, moving from a moderate 57.6°F (14.2°C) in April to an agreeable 70°F (21.1°C). Weather in May »Weather in June
The first month of the summer, June, is a warm month in Winona, Indiana, with temperature in the range of an average high of 78.1°F (25.6°C) and an average low of 60.8°F (16°C). Observing a minor shift, the average high-temperature during June adjusts from May's agreeable 70°F (21.1°C) to a moderately hot 78.1°F (25.6°C). Weather in June »Weather in July
July, like June, in Winona, Indiana, is another warm summer month, with an average temperature fluctuating between 63.3°F (17.4°C) and 80.2°F (26.8°C). July, with its high-temperature average of 80.2°F (26.8°C) and a low-temperature average of 63.3°F (17.4°C), is the warmest month. Weather in July »Weather in August
The last month of the summer, August, is another warm month in Winona, Indiana, with an average temperature varying between 61.7°F (16.5°C) and 78.8°F (26°C). The onset of August marks an average high-temperature of a still warm 78.8°F (26°C), hardly differing from July's 80.2°F (26.8°C). Weather in August »Weather in September
September, the first month of the autumn in Winona, is still a warm month, with an average temperature fluctuating between 56.3°F (13.5°C) and 73.8°F (23.2°C). The transition into September marks the average high-temperature at a still moderately hot 73.8°F (23.2°C), differing minimally from August's 78.8°F (26°C). Weather in September »Weather in October
October, the same as September, is another refreshing autumn month in Winona, Indiana, with an average temperature ranging between max 61.2°F (16.2°C) and min 46.2°F (7.9°C). With the onset of October, Winona experiences a modest temperature adjustment, with the average high-temperature receding from a warm 73.8°F (23.2°C) in September to a refreshing 61.2°F (16.2°C). Weather in October »Weather in November
November, the last month of the autumn in Winona, is another chilly month, with an average temperature ranging between max 47.1°F (8.4°C) and min 34.7°F (1.5°C). The arrival of November indicates a decrease in the average high-temperature, moving from a comfortable 61.2°F (16.2°C) in October to a frosty 47.1°F (8.4°C). Weather in November »Weather in December
December, the first month of the winter in Winona, is still a cold month, with an average temperature varying between 26.8°F (-2.9°C) and 36°F (2.2°C). In Winona, the average high-temperature in December decreases from a chilly 47.1°F (8.4°C) in November to a wintry 36°F (2.2°C). Weather in December »Updated: Feb 12, 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
Winona's coldest weather arrives in January, when temperatures average a high of 29.8°F (-1.2°C) and a low of 18.9°F (-7.3°C).
January, February and July, with an average relative humidity of 84%, are most humid months in Winona, Indiana.
January is the month with the least rainfall. Rain falls for 7.9 days and accumulates 1.85" (47mm) of precipitation.
Throughout the year, there are 175.4 rainfall days, and 34.29" (871mm) of precipitation is accumulated.
January through May, October through December are months with snowfall in Winona.
Throughout the year, in Winona, Indiana, there are 51.1 snowfall days, and 17.68" (449mm) of snow is accumulated.
With an average of 3.4h of sunshine, January has the least sunshine of the year.
February is the month with the most snowfall. Snow falls for 12.1 days and accumulates 5.04" (128mm) of snow.
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Winona, Indiana, 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.
May is the month with the most rainfall in Winona. Rain falls for 20.7 days and accumulates 4.45" (113mm) of precipitation.
In Winona, snow does not fall in June through September.
The month with the longest days in Winona, Indiana, is June, with an average of 15h and 6min of daylight.
The month with the highest UV index in Winona is June, with an average maximum UV index of 6.
With an average high-temperature of 80.2°F (26.8°C) and an average low-temperature of 63.3°F (17.4°C), July is the warmest month.
July has the most sunshine of the year in Winona, with an average of 9.9h of sunshine.
The least humid month is October, with an average relative humidity of 74%.
With an average of 9h and 18min of daylight, December has the shortest days of the year in Winona.
With an average maximum UV index of 1, December is the month with the lowest UV index.
Average temperature
Winona, IN
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (29.8°F).
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure
Winona, IN
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.1"Hg
The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Winona, IN
- Average wind speed in January:
10.4mph - Average wind speed in February:
10mph - Average wind speed in March:
9.6mph - Average wind speed in April:
9.9mph - Average wind speed in May:
8.3mph - Average wind speed in June:
7.4mph
- Average wind speed in July:
6.2mph - Average wind speed in August:
6.2mph - Average wind speed in September:
7mph - Average wind speed in October:
8.9mph - Average wind speed in November:
9.6mph - Average wind speed in December:
9.6mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity
Winona, IN
The months with the highest relative humidity are January, February and July (84%).
The month with the lowest relative humidity is October (74%).
Average rainfall
Winona, IN
- Average rainfall in January:
1.85" - Average rainfall in February:
1.93" - Average rainfall in March:
2.48" - Average rainfall in April:
3.98" - Average rainfall in May:
4.45" - Average rainfall in June:
4.21"
- Average rainfall in July:
3.74" - Average rainfall in August:
3.07" - Average rainfall in September:
2.17" - Average rainfall in October:
2.6" - Average rainfall in November:
1.93" - Average rainfall in December:
1.89"
The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days
Winona, IN
- Average rainfall days in January:
7.9 days - Average rainfall days in February:
8.4 days - Average rainfall days in March:
13 days - Average rainfall days in April:
17.3 days - Average rainfall days in May:
20.7 days - Average rainfall days in June:
19.8 days
- Average rainfall days in July:
19.8 days - Average rainfall days in August:
17.7 days - Average rainfall days in September:
14.9 days - Average rainfall days in October:
14.5 days - Average rainfall days in November:
11.1 days - Average rainfall days in December:
10.3 days
The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is January (7.9 days).
Average snowfall
Winona, IN
- Average snowfall in January:
4.76" - Average snowfall in February:
5.04" - Average snowfall in March:
1.73" - Average snowfall in April:
1.06" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is February (5.04").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Winona, IN
- Average snowfall days in January:
15.3 days - Average snowfall days in February:
12.1 days - Average snowfall days in March:
6.6 days - Average snowfall days in April:
1.8 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:
0.4 days - Average snowfall days in November:
4.3 days - Average snowfall days in December:
10.4 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Winona, IN
- Average daylight in January:
9h and 36min - Average daylight in February:
10h and 42min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 18min - Average daylight in May:
14h and 30min - Average daylight in June:
15h and 6min
- Average daylight in July:
14h and 48min - Average daylight in August:
13h and 48min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 6min - Average daylight in November:
9h and 54min - Average daylight in December:
9h and 18min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
3h and 24min - Average sunshine in February:
3h and 42min - Average sunshine in March:
5h and 48min - Average sunshine in April:
7h and 36min - Average sunshine in May:
8h and 42min - Average sunshine in June:
9h and 48min
- Average sunshine in July:
9h and 54min - Average sunshine in August:
9h and 48min - Average sunshine in September:
8h and 18min - Average sunshine in October:
6h and 6min - Average sunshine in November:
5h and 0min - Average sunshine in December:
3h and 54min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days
Winona, IN
- Average sunshine days in January:
10.9 days - Average sunshine days in February:
10.3 days - Average sunshine days in March:
12.3 days - Average sunshine days in April:
9.4 days - Average sunshine days in May:
8.3 days - Average sunshine days in June:
7.8 days
- Average sunshine days in July:
8.1 days - Average sunshine days in August:
9 days - Average sunshine days in September:
13 days - Average sunshine days in October:
13.4 days - Average sunshine days in November:
14.6 days - Average sunshine days in December:
12.5 days
The month with the most sunshine days is November (14.6 days).
The month with the least sunshine days is June (7.8 days).
Average UV index
Winona, IN
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Winona, IN
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility
Winona, IN
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
