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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 New Vienna, Iowa, is a freezing cold winter month, with an average temperature ranging between max 24.3°F (-4.3°C) and min 12.2°F (-11°C). New Vienna experiences its lowest average temperatures in January, reaching a peak of 24.3°F (-4.3°C) and a minimum of 12.2°F (-11°C). Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in New Vienna, Iowa, with an average temperature fluctuating between 15.1°F (-9.4°C) and 28.4°F (-2°C). February's commencement is accompanied by an average high-temperature of a still freezing cold 28.4°F (-2°C), diverging marginally from January's 24.3°F (-4.3°C). Weather in February »
Weather in March
March, the first month of the spring in New Vienna, is a frosty month, with an average temperature ranging between max 42.8°F (6°C) and min 28.8°F (-1.8°C). March's arrival brings a noticeable temperature shift, escalating from a subzero cold 28.4°F (-2°C) in February to a chilly 42.8°F (6°C). Weather in March »
Weather in April
April in New Vienna, Iowa, is a mild spring month, with an average temperature varying between 55.9°F (13.3°C) and 39°F (3.9°C). April comes with an increase, with the average high-temperature moving from a chilly 42.8°F (6°C) in March to a moderate 55.9°F (13.3°C). Weather in April »
Weather in May
The last month of the spring, May, is an enjoyable month in New Vienna, Iowa, with an average temperature fluctuating between 66.7°F (19.3°C) and 50.5°F (10.3°C). As May arrives, New Vienna's weather shows an increase in high-temperatures, moving from April's refreshing 55.9°F (13.3°C) to an enjoyable 66.7°F (19.3°C). Weather in May »
Weather in June
June, the first month of the summer in New Vienna, is a moderately hot month, with an average temperature ranging between max 76.3°F (24.6°C) and min 59.5°F (15.3°C). New Vienna's June weather brings a rise in high-temperatures, moving from a comfortable 66.7°F (19.3°C) in May to a moderately hot 76.3°F (24.6°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in New Vienna, Iowa, with an average temperature varying between 79.5°F (26.4°C) and 63°F (17.2°C). During the warmest month, July, temperatures average a high of 79.5°F (26.4°C) and a low of 63°F (17.2°C). Weather in July »
Weather in August
August, the last month of the summer in New Vienna, is another warm month, with an average temperature varying between 77.9°F (25.5°C) and 60.4°F (15.8°C). The shift into August records an average high-temperature of a still moderately hot 77.9°F (25.5°C), subtly varied from July's 79.5°F (26.4°C). Weather in August »
Weather in September
September, the first month of the autumn in New Vienna, is still a pleasant month, with an average temperature varying between 53.2°F (11.8°C) and 72.5°F (22.5°C). In September, the average high-temperature marginally decreases from a moderately hot 77.9°F (25.5°C) in August to an agreeable 72.5°F (22.5°C). Weather in September »
Weather in October
October, the same as September, in New Vienna, Iowa, is a moderate autumn month, with an average temperature ranging between max 58.1°F (14.5°C) and min 42.1°F (5.6°C). October signals a significant shift in the average high-temperature, falling from September's pleasant 72.5°F (22.5°C) to a refreshing 58.1°F (14.5°C). Weather in October »
Weather in November
November, the last month of the autumn in New Vienna, is also a frosty month, with an average temperature varying between 43.7°F (6.5°C) and 30.6°F (-0.8°C). New Vienna's weather experiences a significant temperature drop with the arrival of November, falling from a refreshing 58.1°F (14.5°C) in October to a chilly 43.7°F (6.5°C). Weather in November »
Weather in December
December, the first month of the winter in New Vienna, is also a subzero cold month, with an average temperature ranging between min 20.7°F (-6.3°C) and max 31.3°F (-0.4°C). The shift from November to December involves a decrease in the average high-temperature, from a chilly 43.7°F (6.5°C) to a freezing cold 31.3°F (-0.4°C). Weather in December »
Updated: Jul 10, 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?
Temperature readings reach their annual highs in January, averaging 24.3°F (-4.3°C) and a minimum average of 12.2°F (-11°C).
What is the most humid month?
January is the most humid month, with an average relative humidity of 88%.
What is the driest month?
The month with the least rainfall in New Vienna is January, when the rain falls for 4.9 days and typically collects 1.34" (34mm) of precipitation.
How much does it rain?
Throughout the year, in New Vienna, there are 150.8 rainfall days, and 32.4" (823mm) of precipitation is accumulated.
When does it snow?
January through April, October through December are months with snowfall.
What is the snowiest month?
The month with the most snowfall in New Vienna is January, when snow falls for 14 days and typically aggregates up to 6.22" (158mm) of snow.
How much does it snow?
In New Vienna, during the entire year, snow falls for 53.4 days and aggregates up to 22.4" (569mm) of snow.
What is the month with the least sunshine?
With an average of 3.5h of sunshine, January has the least sunshine of the year.
When is the lowest UV index?
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index.
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 is the least humid month?
The months with the lowest humidity are April and October, with an average relative humidity of 76%.
What is the rainiest month?
May is the month with the most rainfall. Rain falls for 19.9 days and accumulates 4.72" (120mm) of precipitation.
When it does not snow?
In New Vienna, snow does not fall in May through September.
When is the highest UV index?
The months with the highest UV index are May through August, with an average maximum UV index of 5.
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?
New Vienna records the warmest temperatures in July, averaging a high of 79.5°F (26.4°C) and a low of 63°F (17.2°C).
What month has the most sunshine?
With an average of 9.6h of sunshine, July has the most sunshine of the year.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 6min of daylight.
Average temperature
New Vienna, IA
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (24.3°F).
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).
Average pressure
New Vienna, 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:
29.94"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:
30.08"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
New Vienna, IA
- Average wind speed in January:
10.4mph - Average wind speed in February:
10.4mph - Average wind speed in March:
10.3mph - Average wind speed in April:
10.7mph - Average wind speed in May:
9.1mph - Average wind speed in June:
7.9mph
- Average wind speed in July:
7mph - Average wind speed in August:
7mph - Average wind speed in September:
8mph - Average wind speed in October:
9.6mph - Average wind speed in November:
10.4mph - Average wind speed in December:
10.1mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity
New Vienna, IA
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and October (76%).
Average rainfall
New Vienna, IA
- Average rainfall in January:
1.34" - Average rainfall in February:
1.46" - Average rainfall in March:
1.89" - Average rainfall in April:
3.43" - Average rainfall in May:
4.72" - Average rainfall in June:
4.61"
- Average rainfall in July:
3.66" - Average rainfall in August:
2.24" - Average rainfall in September:
2.87" - Average rainfall in October:
2.72" - Average rainfall in November:
1.77" - Average rainfall in December:
1.69"
The wettest month (with the highest rainfall) is May (4.72").
The driest month (with the least rainfall) is January (1.34").
Average rainfall days
New Vienna, IA
- Average rainfall days in January:
4.9 days - Average rainfall days in February:
4.3 days - Average rainfall days in March:
11.4 days - Average rainfall days in April:
16.5 days - Average rainfall days in May:
19.9 days - Average rainfall days in June:
19.9 days
- Average rainfall days in July:
18.3 days - Average rainfall days in August:
14.3 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
12.5 days - Average rainfall days in November:
8.8 days - Average rainfall days in December:
7.5 days
The months with the highest number of rainy days are May and June (19.9 days).
The month with the least rainy days is February (4.3 days).
Average snowfall
New Vienna, IA
The month with the highest snowfall is January (6.22").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
New Vienna, IA
- Average snowfall days in January:
14 days - Average snowfall days in February:
11.4 days - Average snowfall days in March:
7.9 days - Average snowfall days in April:
2.8 days - Average snowfall days in May:
0 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:
1.2 days - Average snowfall days in November:
4.8 days - Average snowfall days in December:
11.3 days
The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
New Vienna, IA
- Average daylight in January:
9h and 3min - 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:
14h and 5min - 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 5min - 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:
6h and 0min - Average sunshine in April:
7h and 0min - Average sunshine in May:
8h and 1min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 3min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 1min - Average sunshine in November:
5h and 0min - Average sunshine in December:
4h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days
New Vienna, IA
- Average sunshine days in January:
14.3 days - Average sunshine days in February:
13.1 days - Average sunshine days in March:
13.2 days - Average sunshine days in April:
10.5 days - Average sunshine days in May:
9 days - Average sunshine days in June:
7.8 days
- Average sunshine days in July:
9.8 days - Average sunshine days in August:
13.6 days - Average sunshine days in September:
15.6 days - Average sunshine days in October:
15.7 days - Average sunshine days in November:
16.6 days - Average sunshine days in December:
15.5 days
The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is June (7.8 days).
Average UV index
New Vienna, IA
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover
New Vienna, IA
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 33).
Average visibility
New Vienna, IA
The months with the highest visibility are March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and July (5mi).
New Vienna, Iowa, USA
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