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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 Underwood, Iowa, is a freezing cold winter month, with an average temperature fluctuating between 29.8°F (-1.2°C) and 16.3°F (-8.7°C). Underwood's coldest month, January, registers temperatures that range from a high of 29.8°F (-1.2°C) to a low of 16.3°F (-8.7°C). Weather in January »
Weather in February
February, the last month of the winter in Underwood, is a wintry month, with an average temperature varying between 19.8°F (-6.8°C) and 33.8°F (1°C). The beginning of February records an average high-temperature of a cold 33.8°F (1°C), marking a negligible difference from January's 29.8°F (-1.2°C). Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Underwood, Iowa, with an average temperature varying between 33.3°F (0.7°C) and 49.6°F (9.8°C). Underwood in March sees a clear temperature escalation, with average high-temperatures increasing from a cold 33.8°F (1°C) in February to a chilly 49.6°F (9.8°C). Weather in March »
Weather in April
April is a refreshing spring month in Underwood, Iowa, with an average temperature fluctuating between 43.3°F (6.3°C) and 60.8°F (16°C). Underwood in April experiences an increase in the average high-temperature, moving from March's chilly 49.6°F (9.8°C) to a refreshing 60.8°F (16°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Underwood, Iowa, with an average temperature ranging between max 70.9°F (21.6°C) and min 53.8°F (12.1°C). Entering May, Underwood sees a temperature rise, with the average high-temperature advancing from April's enjoyable 60.8°F (16°C) to an agreeable 70.9°F (21.6°C). Weather in May »
Weather in June
June, the first month of the summer in Underwood, is a warm month, with an average temperature varying between 81.1°F (27.3°C) and 64.2°F (17.9°C). As June begins, there is an increase in the average high-temperature, moving from an agreeable 70.9°F (21.6°C) in May to a warm 81.1°F (27.3°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Underwood, Iowa, with an average temperature fluctuating between 84°F (28.9°C) and 65.8°F (18.8°C). Underwood's warmest month, July, registers temperatures that range from a high of 84°F (28.9°C) to a low of 65.8°F (18.8°C). July's heat index is calculated to be a hot 93.2°F (34°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Underwood, Iowa, with an average temperature ranging between max 82°F (27.8°C) and min 63.1°F (17.3°C). The transition into August marks the average high-temperature at a still warm 82°F (27.8°C), differing minimally from July's 84°F (28.9°C). Weather in August »
Weather in September
September, the first month of the autumn in Underwood, is also a moderately hot month, with an average temperature varying between 76.6°F (24.8°C) and 56.8°F (13.8°C). September indicates a minor shift in the average high-temperature, from August's 82°F (27.8°C) to a still warm 76.6°F (24.8°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Underwood, Iowa, with an average temperature ranging between min 45°F (7.2°C) and max 61.5°F (16.4°C). Underwood experiences a clear temperature downturn in October, with average high-temperatures moving from a moderately hot 76.6°F (24.8°C) in September to a comfortable 61.5°F (16.4°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Underwood, Iowa, with an average temperature ranging between min 33.3°F (0.7°C) and max 48.2°F (9°C). The transition into November involves a decrease in the average high-temperature, falling from an enjoyable 61.5°F (16.4°C) in October to a frosty 48.2°F (9°C). Weather in November »
Weather in December
December, the first month of the winter in Underwood, is still a cold month, with an average temperature varying between 21.9°F (-5.6°C) and 33.6°F (0.9°C). December's arrival brings a noticeable temperature shift, dropping from a chilly 48.2°F (9°C) in November to a wintry 33.6°F (0.9°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
What part of the year is the coldest in Underwood?
January stands out as Underwood's coldest month, with temperatures ranging between an average high of 29.8°F (-1.2°C) and a low of 16.3°F (-8.7°C).
What is the most humid month in Underwood?
The most humid month in Underwood is January, with an average relative humidity of 81%.
What is the driest month in Underwood?
January is the month with the least rainfall in Underwood, Iowa. Rain falls for 4.4 days and accumulates 0.83" (21mm) of precipitation.
How many days does it rain in Underwood?
Throughout the year, there are 125.8 rainfall days, and 25.35" (644mm) of precipitation is accumulated.
When does it snow in Underwood?
Months with snowfall in Underwood, Iowa, are January through May, October through December.
How much does it snow in Underwood?
In Underwood, Iowa, during the entire year, snow falls for 33.7 days and aggregates up to 13.07" (332mm) of snow.
What is the month with the least sunshine in Underwood?
January has the least sunshine of the year, with an average of 4.7h of sunshine.
When is the lowest UV index in Underwood?
The months with the lowest UV index in Underwood, Iowa, are January, February, October through December, with an average maximum UV index of 2.
When does it snow the most in Underwood?
The month with the most snowfall is February, when snow falls for 8.4 days and typically aggregates up to 3.74" (95mm) of snow.
When is Daylight Saving Time (DST) in Underwood?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Underwood, 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 wettest month in Underwood?
May is the month with the most rainfall. Rain falls for 17.5 days and accumulates 4.09" (104mm) of precipitation.
When it does not snow in Underwood?
June through September are months without snowfall in Underwood, Iowa.
When are the longest days in Underwood?
With an average of 15h and 6min of daylight, June has the longest days of the year in Underwood, Iowa.
When is the highest UV index in Underwood?
June through August, with an average maximum UV index of 6, are months with the highest UV index in Underwood, Iowa.
What month is the hottest in Underwood?
The month of July, characterized by an average high of 84°F (28.9°C) and a low of 65.8°F (18.8°C), is recognized as the warmest in Underwood.
What month has the most sunshine in Underwood?
The month with the most sunshine in Underwood, Iowa, is July, with an average of 10.5h of sunshine.
What is the least humid month in Underwood?
With an average relative humidity of 67%, October is the least humid month.
What is the month with the shortest days in Underwood?
December has the shortest days of the year in Underwood, with an average of 9h and 12min of daylight.
Average temperature
Underwood, IA
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (29.8°F).
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (16.3°F).
Average pressure
Underwood, IA
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.14"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.92"Hg - Average pressure in May:
29.92"Hg - Average pressure in June:
29.86"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.95"Hg - Average pressure in September:
29.99"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed
Underwood, IA
- Average wind speed in January:
10.1mph - Average wind speed in February:
10.3mph - Average wind speed in March:
10.4mph - Average wind speed in April:
10.6mph - Average wind speed in May:
8.9mph - Average wind speed in June:
8.4mph
- Average wind speed in July:
7mph - Average wind speed in August:
7.2mph - Average wind speed in September:
8.3mph - Average wind speed in October:
9.5mph - Average wind speed in November:
10.1mph - Average wind speed in December:
9.8mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is July (7mph).
Average humidity
Underwood, IA
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is October (67%).
Average rainfall
Underwood, IA
- Average rainfall in January:
0.83" - Average rainfall in February:
0.87" - Average rainfall in March:
1.5" - Average rainfall in April:
2.13" - Average rainfall in May:
4.09" - Average rainfall in June:
4.06"
- Average rainfall in July:
2.13" - Average rainfall in August:
2.68" - Average rainfall in September:
2.17" - Average rainfall in October:
2.36" - Average rainfall in November:
0.98" - Average rainfall in December:
1.57"
The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days
Underwood, IA
- Average rainfall days in January:
4.4 days - Average rainfall days in February:
4.2 days - Average rainfall days in March:
10.3 days - Average rainfall days in April:
14 days - Average rainfall days in May:
17.5 days - Average rainfall days in June:
15.9 days
- Average rainfall days in July:
12.8 days - Average rainfall days in August:
13.6 days - Average rainfall days in September:
12 days - Average rainfall days in October:
10.3 days - Average rainfall days in November:
5.8 days - Average rainfall days in December:
5 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (4.2 days).
Average snowfall
Underwood, IA
- Average snowfall in January:
3.23" - Average snowfall in February:
3.74" - Average snowfall in March:
1.65" - Average snowfall in April:
0.79" - Average snowfall in May:
0.12" - Average snowfall in June:
0"
The month with the highest snowfall is February (3.74").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Underwood, IA
- Average snowfall days in January:
9.3 days - Average snowfall days in February:
8.4 days - Average snowfall days in March:
4.2 days - Average snowfall days in April:
1.3 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:
0.8 days - Average snowfall days in November:
2.5 days - Average snowfall days in December:
7 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Underwood, 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 5min - 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 1min
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 12min).
- Average sunshine in January:
4h and 4min - Average sunshine in February:
5h and 3min - Average sunshine in March:
6h and 3min - 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 0min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 0min
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
Underwood, IA
- Average sunshine days in January:
17.3 days - Average sunshine days in February:
16.6 days - Average sunshine days in March:
16.8 days - Average sunshine days in April:
13.7 days - Average sunshine days in May:
11.5 days - Average sunshine days in June:
11.3 days
- Average sunshine days in July:
14.3 days - Average sunshine days in August:
14.7 days - Average sunshine days in September:
16.1 days - Average sunshine days in October:
19.1 days - Average sunshine days in November:
20.5 days - Average sunshine days in December:
20.4 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (11.3 days).
Average UV index
Underwood, 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, October, November and December (UV index 2).
Average cloud cover
Underwood, IA
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility
Underwood, IA
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Underwood, Iowa, USA
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