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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 Shenandoah, Iowa, with an average temperature ranging between min 18°F (-7.8°C) and max 31.3°F (-0.4°C). Shenandoah's January weather reaches an average high of 31.3°F (-0.4°C) and an average low of 18°F (-7.8°C), making it the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Shenandoah, is a cold month, with an average temperature ranging between max 35.2°F (1.8°C) and min 20.8°F (-6.2°C). The average high-temperature for February is a cold 35.2°F (1.8°C), closely aligning with the temperature of the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Shenandoah, is a cool month, with an average temperature fluctuating between 50.5°F (10.3°C) and 34.2°F (1.2°C). In March, the meteorological conditions markedly change with the average high-temperature ascending from a cold 35.2°F (1.8°C) in February to a fresh 50.5°F (10.3°C). Weather in March »
Weather in April
April in Shenandoah, Iowa, is a comfortable spring month, with an average temperature varying between 61.7°F (16.5°C) and 44.1°F (6.7°C). In April, the average high-temperature increases from a cool 50.5°F (10.3°C) in March to a comfortable 61.7°F (16.5°C). Weather in April »
Weather in May
May, the last month of the spring in Shenandoah, is a pleasant month, with an average temperature fluctuating between 54.5°F (12.5°C) and 71.8°F (22.1°C). The transition from April to May brings a temperature rise, with average high-temperatures increasing from a refreshing 61.7°F (16.5°C) to an agreeable 71.8°F (22.1°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Shenandoah, Iowa, with an average temperature varying between 64.8°F (18.2°C) and 81.9°F (27.7°C). The start of June brings a shift in the average high-temperature, increasing from May's agreeable 71.8°F (22.1°C) to a warm 81.9°F (27.7°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Shenandoah, Iowa, with an average temperature varying between 66.7°F (19.3°C) and 84°F (28.9°C). July, on average, is the warmest month, registering a high temperature of 84°F (28.9°C) and a low of 66.7°F (19.3°C). The heat index value for July is evaluated at a tropical 93.2°F (34°C). Weather in July »
Weather in August
August, the last month of the summer in Shenandoah, is another warm month, with temperature in the range of an average low of 63.7°F (17.6°C) and an average high of 82.2°F (27.9°C). The onset of August brings with it an average high-temperature of a still warm 82.2°F (27.9°C), showing a negligible variation from the month before. Weather in August »
Weather in September
September, the first month of the autumn in Shenandoah, is still a warm month, with an average temperature fluctuating between 76.8°F (24.9°C) and 57.7°F (14.3°C). Shenandoah in September experiences a gentle temperature dip, with average high-temperatures reducing from 82.2°F (27.9°C) in August to a still warm 76.8°F (24.9°C). Weather in September »
Weather in October
October, like September, in Shenandoah, Iowa, is another comfortable autumn month, with an average temperature fluctuating between 62.8°F (17.1°C) and 45.7°F (7.6°C). A subtle decrease in the average high-temperature marks October, falling from September's warm 76.8°F (24.9°C) to an enjoyable 62.8°F (17.1°C). Weather in October »
Weather in November
November, the last month of the autumn in Shenandoah, is another chilly month, with an average temperature fluctuating between 49.3°F (9.6°C) and 34.3°F (1.3°C). The shift to November brings a decrease in the average high-temperature, falling from a comfortable 62.8°F (17.1°C) in October to a frosty 49.3°F (9.6°C). Weather in November »
Weather in December
December, the first month of the winter in Shenandoah, is also a wintry month, with an average temperature ranging between max 35.2°F (1.8°C) and min 23°F (-5°C). Shenandoah observes a minor decrease in the average high-temperature with the arrival of December, falling from November's frosty 49.3°F (9.6°C) to a wintry 35.2°F (1.8°C). Weather in December »
Updated: Aug 29, 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 part of the year is the coldest?
With average temperatures fluctuating between a high of 31.3°F (-0.4°C) and a low of 18°F (-7.8°C), January stands out as the coldest month.
What is the most humid month?
The months with the highest humidity are January and July, with an average relative humidity of 79%.
How many days does it rain?
Throughout the year, there are 125.6 rainfall days, and 26.14" (664mm) of precipitation is accumulated.
When does it snow?
January through April, October through December are months with snowfall.
When does it snow the most?
The month with the most snowfall is January, when snow falls for 8.6 days and typically aggregates up to 3.11" (79mm) of snow.
How many days does it snow?
In Shenandoah, during the entire year, snow falls for 29.3 days and aggregates up to 10.71" (272mm) of snow.
What is the month with the least sunshine?
With an average of 4.7h of sunshine, January has the least sunshine of the year.
What are the months with the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the driest month in Shenandoah?
February is the month with the least rainfall. Rain falls for 3.9 days and accumulates 0.71" (18mm) of precipitation.
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.
When it does not snow?
In Shenandoah, snow does not fall in May through September.
What is the rainiest month?
The month with the most rainfall is June, when the rain falls for 15.8 days and typically aggregates up to 4.29" (109mm) of precipitation.
When are the longest days?
With an average of 15h and 6min of daylight, June has the longest days of the year.
What are the months with the highest UV index?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What is the hottest time of year?
The month of July, characterized by an average high of 84°F (28.9°C) and a low of 66.7°F (19.3°C), is recognized as the warmest in Shenandoah.
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.5h of sunshine.
What is the least humid month?
October is the least humid month, with an average relative humidity of 67%.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 18min of daylight.
Average temperature
Shenandoah, IA
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (31.3°F).
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure
Shenandoah, IA
- Average pressure in January:
30.17"Hg - Average pressure in February:
30.14"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
29.91"Hg - Average pressure in May:
29.92"Hg - Average pressure in June:
29.87"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.95"Hg - Average pressure in September:
30"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed
Shenandoah, IA
- Average wind speed in January:
9.8mph - Average wind speed in February:
9.9mph - Average wind speed in March:
10.2mph - Average wind speed in April:
10.3mph - Average wind speed in May:
8.6mph - Average wind speed in June:
8.1mph
- Average wind speed in July:
6.7mph - Average wind speed in August:
6.9mph - Average wind speed in September:
8mph - Average wind speed in October:
9.1mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity
Shenandoah, IA
The months with the highest relative humidity are January and July (79%).
The month with the lowest relative humidity is October (67%).
Average rainfall
Shenandoah, IA
- Average rainfall in January:
0.79" - Average rainfall in February:
0.71" - Average rainfall in March:
1.54" - Average rainfall in April:
2.2" - Average rainfall in May:
4.13" - Average rainfall in June:
4.29"
- Average rainfall in July:
2.56" - Average rainfall in August:
2.6" - Average rainfall in September:
2.32" - Average rainfall in October:
2.56" - Average rainfall in November:
1.18" - Average rainfall in December:
1.26"
The wettest month (with the highest rainfall) is June (4.29").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days
Shenandoah, IA
- Average rainfall days in January:
4.4 days - Average rainfall days in February:
3.9 days - Average rainfall days in March:
10.5 days - Average rainfall days in April:
14.3 days - Average rainfall days in May:
16.3 days - Average rainfall days in June:
15.8 days
- Average rainfall days in July:
13.5 days - Average rainfall days in August:
12.8 days - Average rainfall days in September:
12.3 days - Average rainfall days in October:
10 days - Average rainfall days in November:
6.7 days - Average rainfall days in December:
5.1 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (3.9 days).
Average snowfall
Shenandoah, IA
The month with the highest snowfall is January (3.11").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Shenandoah, IA
- Average snowfall days in January:
8.6 days - Average snowfall days in February:
7.7 days - Average snowfall days in March:
3.6 days - Average snowfall days in April:
1 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:
0.7 days - Average snowfall days in November:
2 days - Average snowfall days in December:
5.6 days
The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Shenandoah, IA
- Average daylight in January:
9h and 4min - 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 3min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 2min
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:
4h and 4min - Average sunshine in February:
5h and 4min - Average sunshine in March:
6h and 4min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 1min - Average sunshine in October:
6h and 1min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days
Shenandoah, IA
- Average sunshine days in January:
19 days - Average sunshine days in February:
17.8 days - Average sunshine days in March:
16.9 days - Average sunshine days in April:
13.6 days - Average sunshine days in May:
12.4 days - Average sunshine days in June:
11.8 days
- Average sunshine days in July:
14.5 days - Average sunshine days in August:
15.8 days - Average sunshine days in September:
15.8 days - Average sunshine days in October:
18.9 days - Average sunshine days in November:
20.8 days - Average sunshine days in December:
20.6 days
The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is June (11.8 days).
Average UV index
Shenandoah, IA
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Shenandoah, IA
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility
Shenandoah, IA
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).
Shenandoah, Iowa, USA
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