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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 Marble Rock, Iowa, with an average temperature fluctuating between 10°F (-12.2°C) and 22.5°F (-5.3°C). January proves to be the coldest month, recording an average maximum temperature of 22.5°F (-5.3°C) and a minimum temperature of 10°F (-12.2°C). Weather in January »
Weather in February
February, the last month of the winter in Marble Rock, is another freezing cold month, with an average temperature varying between 26.6°F (-3°C) and 13.5°F (-10.3°C). Marble Rock's entry into February measures an average high-temperature of a still subzero cold 26.6°F (-3°C), closely parallel to the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is an icy month in Marble Rock, Iowa, with an average temperature fluctuating between 41.5°F (5.3°C) and 27.7°F (-2.4°C). As Marble Rock steps into March, a marked temperature rise is observed, with the average high-temperature advancing from February's subzero cold 26.6°F (-3°C) to an icy 41.5°F (5.3°C). Weather in March »
Weather in April
April in Marble Rock, Iowa, is a cool spring month, with an average temperature fluctuating between 39.4°F (4.1°C) and 54.9°F (12.7°C). April's onset witnesses a shift in the average high-temperature, moving from a wintry 41.5°F (5.3°C) in March to a cool 54.9°F (12.7°C). Weather in April »
Weather in May
The last month of the spring, May, is a comfortable month in Marble Rock, Iowa, with an average temperature varying between 50.5°F (10.3°C) and 66.9°F (19.4°C). May brings a temperature change, with average high-temperatures moving from April's fresh 54.9°F (12.7°C) to a refreshing 66.9°F (19.4°C). Weather in May »
Weather in June
June, the first month of the summer in Marble Rock, is a warm month, with an average temperature ranging between min 60.6°F (15.9°C) and max 76.8°F (24.9°C). The shift from May to June brings an increase in the average high-temperature, moving from a comfortable 66.9°F (19.4°C) to a warm 76.8°F (24.9°C). Weather in June »
Weather in July
July, like June, in Marble Rock, Iowa, is a moderately hot summer month, with temperature in the range of an average high of 79.3°F (26.3°C) and an average low of 62.6°F (17°C). July is the warmest month, with an average high-temperature of 79.3°F (26.3°C) and an average low-temperature of 62.6°F (17°C). Weather in July »
Weather in August
August, the last month of the summer in Marble Rock, is also a moderately hot month, with temperature in the range of an average low of 59.9°F (15.5°C) and an average high of 77.5°F (25.3°C). The transition into August reveals an average high-temperature of a still warm 77.5°F (25.3°C), mirroring a close resemblance to July. Weather in August »
Weather in September
September, the first month of the autumn in Marble Rock, is still a pleasant month, with temperature in the range of an average low of 53.4°F (11.9°C) and an average high of 72.5°F (22.5°C). As Marble Rock welcomes September, the average high-temperature stabilizes at a pleasant 72.5°F (22.5°C), showing little deviation from August's 77.5°F (25.3°C). Weather in September »
Weather in October
October, the same as September, in Marble Rock, Iowa, is a moderate autumn month, with temperature in the range of an average high of 57.6°F (14.2°C) and an average low of 42.6°F (5.9°C). As Marble Rock transitions into October, the average high-temperature shows a marked reduction, decreasing from an agreeable 72.5°F (22.5°C) in September to a refreshing 57.6°F (14.2°C). Weather in October »
Weather in November
November, the last month of the autumn in Marble Rock, is also a frosty month, with an average temperature varying between 30.2°F (-1°C) and 42.8°F (6°C). Marble Rock witnesses a significant decrease in the average high-temperature with the arrival of November, falling from October's mild 57.6°F (14.2°C) to a chilly 42.8°F (6°C). Weather in November »
Weather in December
December, the first month of the winter in Marble Rock, is also a subzero cold month, with an average temperature varying between 18°F (-7.8°C) and 28.4°F (-2°C). As Marble Rock transitions into December, a marked decrease in the average high-temperature is observed, dropping from a frosty 42.8°F (6°C) in November to a subzero cold 28.4°F (-2°C). Weather in December »
Updated: Jun 6, 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 is the coldest time of year?
Temperature readings reach their annual highs in January, averaging 22.5°F (-5.3°C) and a minimum average of 10°F (-12.2°C).
What is the most humid month?
With an average relative humidity of 89%, January is the most humid month.
What is the driest month?
The month with the least rainfall is January, when the rain falls for 3.8 days and typically collects 0.94" (24mm) of precipitation.
How many days does it rain?
In Marble Rock, during the entire year, the rain falls for 129.5 days and collects up to 25.98" (660mm) of precipitation.
When does it snow?
January through May, October through December are months with snowfall.
How many days does it snow?
In Marble Rock, during the entire year, snow falls for 50.1 days and aggregates up to 21.69" (551mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 3.6h of sunshine.
What are the months with the lowest UV index in Marble Rock?
January and December, with an average maximum UV index of 1, are months with the lowest UV index.
What is the snowiest month?
The month with the most snowfall is February, when snow falls for 10.7 days and typically aggregates up to 5.94" (151mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Marble Rock, 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?
The month with the most rainfall is June, when the rain falls for 17.8 days and typically aggregates up to 3.98" (101mm) of precipitation.
When it does not snow?
In Marble Rock, Iowa, snow does not fall in June through September.
When are the longest days?
With an average of 15h and 18min of daylight, June has the longest days of the year.
What is the month with the highest UV index?
The months with the highest UV index are June and July, with an average maximum UV index of 6.
What is the warmest month?
Marble Rock experiences its highest temperatures in July, with an average peak of 79.3°F (26.3°C) and a low of 62.6°F (17°C).
What is the month with the most sunshine?
July and August, with an average of 9.7h of sunshine, are months with the most sunshine.
What is the least humid month?
October is the least humid month, with an average relative humidity of 71%.
What is the month with the shortest days in Marble Rock?
The month with the shortest days is December, with an average of 9h and 6min of daylight.
Average temperature
Marble Rock, IA
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (22.5°F).
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (10°F).
Average pressure
Marble Rock, IA
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.14"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.88"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
30.01"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.11"Hg
The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed
Marble Rock, IA
- Average wind speed in January:
10.7mph - Average wind speed in February:
10.6mph - Average wind speed in March:
10.4mph - Average wind speed in April:
10.7mph - Average wind speed in May:
9.3mph - Average wind speed in June:
8.3mph
- Average wind speed in July:
7.2mph - Average wind speed in August:
7.3mph - Average wind speed in September:
8.3mph - Average wind speed in October:
9.9mph - Average wind speed in November:
10.6mph - Average wind speed in December:
10.1mph
The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).
Average humidity
Marble Rock, IA
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Marble Rock, IA
- Average rainfall in January:
0.94" - Average rainfall in February:
1.22" - Average rainfall in March:
1.57" - Average rainfall in April:
2.68" - Average rainfall in May:
3.35" - Average rainfall in June:
3.98"
- Average rainfall in July:
2.48" - Average rainfall in August:
2.36" - Average rainfall in September:
2.52" - Average rainfall in October:
2.24" - Average rainfall in November:
1.3" - Average rainfall in December:
1.34"
The wettest month (with the highest rainfall) is June (3.98").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days
Marble Rock, IA
- Average rainfall days in January:
3.8 days - Average rainfall days in February:
3 days - Average rainfall days in March:
9.7 days - Average rainfall days in April:
15 days - Average rainfall days in May:
16.7 days - Average rainfall days in June:
17.8 days
- Average rainfall days in July:
14.7 days - Average rainfall days in August:
12.6 days - Average rainfall days in September:
11.5 days - Average rainfall days in October:
11.2 days - Average rainfall days in November:
8 days - Average rainfall days in December:
5.5 days
The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is February (3 days).
Average snowfall
Marble Rock, IA
The month with the highest snowfall is February (5.94").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Marble Rock, IA
- Average snowfall days in January:
12.7 days - Average snowfall days in February:
10.7 days - Average snowfall days in March:
6.5 days - Average snowfall days in April:
2.4 days - Average snowfall days in May:
0.3 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:
4.6 days - Average snowfall days in December:
11.7 days
The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Marble Rock, IA
- Average daylight in January:
9h and 2min - 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:
15h and 0min - 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 4min - 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 4min - Average sunshine in February:
4h and 0min - Average sunshine in March:
5h and 5min - Average sunshine in April:
7h and 3min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 2min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days
Marble Rock, IA
- Average sunshine days in January:
15.9 days - Average sunshine days in February:
14.9 days - Average sunshine days in March:
15.9 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
12.7 days - Average sunshine days in June:
10.5 days
- Average sunshine days in July:
12.9 days - Average sunshine days in August:
15.8 days - Average sunshine days in September:
16.6 days - Average sunshine days in October:
17.2 days - Average sunshine days in November:
17.7 days - Average sunshine days in December:
16.4 days
The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is June (10.5 days).
Average UV index
Marble Rock, IA
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Marble Rock, IA
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility
Marble Rock, IA
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).
Marble Rock, Iowa, USA
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