Climate and monthly weather forecastViola, IA
Climate and monthly weather forecast
Weather in January
January, like December, is another subzero cold winter month in Viola, Iowa, with temperature in the range of an average low of 13.5°F (-10.3°C) and an average high of 25.5°F (-3.6°C). January, characterized by an average high temperature of 25.5°F (-3.6°C) and a low temperature of 13.5°F (-10.3°C), is generally the coldest month. Weather in January »Weather in February
The last month of the winter, February, is also a subzero cold month in Viola, Iowa, with an average temperature varying between 29.8°F (-1.2°C) and 16.7°F (-8.5°C). The commencement of February notes an average high-temperature of a still subzero cold 29.8°F (-1.2°C), exhibiting little difference from the previous month. Weather in February »Weather in March
March, the first month of the spring in Viola, is a chilly month, with an average temperature ranging between max 44.6°F (7°C) and min 30.2°F (-1°C). Viola's transition into March is marked by a clear rise in the average high-temperature, advancing from a subzero cold 29.8°F (-1.2°C) in February to a frosty 44.6°F (7°C). Weather in March »Weather in April
April in Viola, Iowa, is a mild spring month, with temperature in the range of an average high of 56.8°F (13.8°C) and an average low of 40.6°F (4.8°C). As April arrives, Viola's weather shows an increase in high-temperatures, moving from March's frosty 44.6°F (7°C) to a moderate 56.8°F (13.8°C). Weather in April »Weather in May
The last month of the spring, May, is a pleasant month in Viola, Iowa, with an average temperature ranging between min 51.6°F (10.9°C) and max 68.5°F (20.3°C). As Viola, Iowa, transitions into May, the average high-temperature is observed to rise from a mild 56.8°F (13.8°C) in April to a pleasant 68.5°F (20.3°C). Weather in May »Weather in June
The first month of the summer, June, is a warm month in Viola, Iowa, with temperature in the range of an average high of 77.2°F (25.1°C) and an average low of 61.3°F (16.3°C). As Viola, Iowa, enters June, the average high-temperature marginally increases from the an agreeable 68.5°F (20.3°C) of May to a moderately hot 77.2°F (25.1°C). Weather in June »Weather in July
July, like June, in Viola, Iowa, is a moderately hot summer month, with temperature in the range of an average high of 80.1°F (26.7°C) and an average low of 64°F (17.8°C). In Viola, Iowa, July is identified by the highest average temperatures, reaching a peak of 80.1°F (26.7°C) and a low of 64°F (17.8°C). Weather in July »Weather in August
August, the last month of the summer in Viola, is another warm month, with temperature in the range of an average high of 79.3°F (26.3°C) and an average low of 61.5°F (16.4°C). The transition from July to August sees an average high-temperature of a still moderately hot 79.3°F (26.3°C), indicating a minor variance from the prior month. Weather in August »Weather in September
The first month of the autumn, September, is also a moderately hot month in Viola, Iowa, with temperature in the range of an average high of 73.4°F (23°C) and an average low of 54.7°F (12.6°C). The beginning of September brings a slight decrease in the average high-temperature, transitioning from 79.3°F (26.3°C) in August to a still moderately hot 73.4°F (23°C). Weather in September »Weather in October
October, like September, is another mild autumn month in Viola, Iowa, with temperature in the range of an average low of 43.7°F (6.5°C) and an average high of 59.5°F (15.3°C). The start of October signals a decrease in the average high-temperature, transitioning from a warm 73.4°F (23°C) in September to a mild 59.5°F (15.3°C). Weather in October »Weather in November
November, the last month of the autumn in Viola, is another chilly month, with temperature in the range of an average high of 44.8°F (7.1°C) and an average low of 31.5°F (-0.3°C). Viola in November sees a clear temperature decline, with average high-temperatures decreasing from a refreshing 59.5°F (15.3°C) in October to a chilly 44.8°F (7.1°C). Weather in November »Weather in December
December, the first month of the winter in Viola, is still a cold month, with temperature in the range of an average low of 22.1°F (-5.5°C) and an average high of 32.4°F (0.2°C). Viola in December undergoes a mild reduction in the average high-temperature, shifting from November's frosty 44.8°F (7.1°C) to a cold 32.4°F (0.2°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
Viola, Iowa, records the coldest temperatures in January, averaging a high of 25.5°F (-3.6°C) and a low of 13.5°F (-10.3°C).
January is the most humid month in Viola, Iowa, with an average relative humidity of 86%.
In Viola, during the entire year, the rain falls for 137.5 days and collects up to 27.68" (703mm) of precipitation.
January through April, October through December are months with snowfall.
The month with the most snowfall is January, when snow falls for 11.3 days and typically aggregates up to 5.16" (131mm) of snow.
Throughout the year, in Viola, Iowa, there are 38.8 snowfall days, and 15.16" (385mm) of snow is accumulated.
January has the least sunshine of the year, with an average of 3.8h of sunshine.
February is the month with the least rainfall in Viola. Rain falls for 5.5 days and accumulates 1.02" (26mm) of precipitation.
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.
The month with the most rainfall is May, when the rain falls for 18.2 days and typically aggregates up to 4.45" (113mm) of precipitation.
In Viola, Iowa, snow does not fall in May through September.
June has the longest days of the year in Viola, Iowa, with an average of 15h and 12min of daylight.
July is the month that records the highest temperatures in Viola, Iowa, with averages ranging from a high of 80.1°F (26.7°C) to a low of 64°F (17.8°C).
The months with the most sunshine in Viola, Iowa, are July and August, with an average of 9.8h of sunshine.
With an average maximum UV index of 6, July is the month with the highest UV index in Viola.
The least humid month is October, with an average relative humidity of 74%.
December has the shortest days of the year in Viola, Iowa, with an average of 9h and 12min of daylight.
December is the month with the lowest UV index in Viola, Iowa, with an average maximum UV index of 1.
Average temperature
Viola, IA
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (25.5°F).
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure
Viola, IA
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.94"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Viola, IA
- Average wind speed in January:
10.5mph - Average wind speed in February:
10.6mph - Average wind speed in March:
10.4mph - Average wind speed in April:
10.8mph - Average wind speed in May:
9.2mph - Average wind speed in June:
7.9mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity
Viola, IA
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (74%).
Average rainfall
Viola, IA
- Average rainfall in January:
1.18" - Average rainfall in February:
1.02" - Average rainfall in March:
1.73" - Average rainfall in April:
3.03" - Average rainfall in May:
4.45" - Average rainfall in June:
3.9"
- Average rainfall in July:
2.72" - Average rainfall in August:
1.81" - Average rainfall in September:
2.52" - Average rainfall in October:
2.44" - Average rainfall in November:
1.57" - Average rainfall in December:
1.3"
The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is February (1.02").
Average rainfall days
Viola, IA
- Average rainfall days in January:
4.1 days - Average rainfall days in February:
5.5 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
15.5 days - Average rainfall days in May:
18.2 days - Average rainfall days in June:
16.8 days
- Average rainfall days in July:
15.9 days - Average rainfall days in August:
12.6 days - Average rainfall days in September:
11.4 days - Average rainfall days in October:
11.7 days - Average rainfall days in November:
8.5 days - Average rainfall days in December:
6.5 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (4.1 days).
Average snowfall
Viola, IA
The month with the highest snowfall is January (5.16").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Viola, IA
- Average snowfall days in January:
11.3 days - Average snowfall days in February:
8.7 days - Average snowfall days in March:
5.2 days - Average snowfall days in April:
1.3 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:
3 days - Average snowfall days in December:
8.7 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Viola, IA
- Average daylight in January:
9h and 30min - Average daylight in February:
10h and 36min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 24min - Average daylight in May:
14h and 36min - Average daylight in June:
15h and 12min
- Average daylight in July:
14h and 54min - 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 48min - Average daylight in December:
9h and 12min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
3h and 48min - Average sunshine in February:
4h and 0min - Average sunshine in March:
6h and 18min - Average sunshine in April:
7h and 30min - Average sunshine in May:
8h and 24min - Average sunshine in June:
9h and 36min
- Average sunshine in July:
9h and 48min - Average sunshine in August:
9h and 48min - Average sunshine in September:
9h and 12min - Average sunshine in October:
5h and 18min - Average sunshine in November:
5h and 18min - Average sunshine in December:
4h and 12min
The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days
Viola, IA
- Average sunshine days in January:
16.5 days - Average sunshine days in February:
16 days - Average sunshine days in March:
15.5 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
10.9 days - Average sunshine days in June:
11.2 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
16.3 days - Average sunshine days in September:
17.4 days - Average sunshine days in October:
17.7 days - Average sunshine days in November:
17.6 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 May (10.9 days).
Average UV index
Viola, IA
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Viola, IA
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility
Viola, IA
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
