Expand
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 Marcus, Iowa, is another subzero cold winter month, with an average temperature varying between 11.7°F (-11.3°C) and 25°F (-3.9°C). Marcus's coldest weather arrives in January, when temperatures average a high of 25°F (-3.9°C) and a low of 11.7°F (-11.3°C). Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in Marcus, Iowa, with an average temperature ranging between max 28.6°F (-1.9°C) and min 15.4°F (-9.2°C). As February takes hold, the average high-temperature is a still freezing cold 28.6°F (-1.9°C), nearly mirroring that of the previous month. Weather in February »
Weather in March
March, the first month of the spring in Marcus, is a chilly month, with an average temperature fluctuating between 44.8°F (7.1°C) and 29.7°F (-1.3°C). March brings a significant increase in the average high-temperature, moving up from a subzero cold 28.6°F (-1.9°C) in February to a frosty 44.8°F (7.1°C). Weather in March »
Weather in April
April is a refreshing spring month in Marcus, Iowa, with temperature in the range of an average low of 40.6°F (4.8°C) and an average high of 57°F (13.9°C). As March transitions into April, Marcus sees a rise in the average high-temperature, moving from a chilly 44.8°F (7.1°C) to a refreshing 57°F (13.9°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Marcus, Iowa, with an average temperature varying between 52.2°F (11.2°C) and 68.9°F (20.5°C). May's onset is marked by a temperature increase, moving from a refreshing 57°F (13.9°C) in April to a pleasant 68.9°F (20.5°C). Weather in May »
Weather in June
June, the first month of the summer in Marcus, is a moderately hot month, with an average temperature ranging between min 62.2°F (16.8°C) and max 78.3°F (25.7°C). An escalation in the average high-temperature is seen with the onset of June, moving from a pleasant 68.9°F (20.5°C) in May to a moderately hot 78.3°F (25.7°C). Weather in June »
Weather in July
July, like June, in Marcus, Iowa, is another warm summer month, with an average temperature varying between 64°F (17.8°C) and 82°F (27.8°C). July, marked by an average high-temperature of 82°F (27.8°C) and a low-temperature of 64°F (17.8°C), is the warmest month. Throughout July, the heat index is computed to be a hot 87.8°F (31°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Marcus, Iowa, with an average temperature fluctuating between 80.1°F (26.7°C) and 61°F (16.1°C). Welcoming August, Marcus notes an average high-temperature of a still moderately hot 80.1°F (26.7°C), nearly consistent with July's 82°F (27.8°C). Weather in August »
Weather in September
September, the first month of the autumn in Marcus, is also a moderately hot month, with an average temperature ranging between max 74.1°F (23.4°C) and min 54.9°F (12.7°C). The commencement of September indicates a gentle shift in the average high-temperature, receding from August's moderately hot 80.1°F (26.7°C) to a still warm 74.1°F (23.4°C). Weather in September »
Weather in October
October, like September, is another mild autumn month in Marcus, Iowa, with an average temperature fluctuating between 42.6°F (5.9°C) and 58.1°F (14.5°C). As Marcus steps into October, the average high-temperature decreases significantly from the a warm 74.1°F (23.4°C) of September to a moderate 58.1°F (14.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Marcus, Iowa, with temperature in the range of an average low of 31.3°F (-0.4°C) and an average high of 44.2°F (6.8°C). November involves a decrease in temperature, down from a refreshing 58.1°F (14.5°C) in October to a frosty 44.2°F (6.8°C). Weather in November »
Weather in December
The first month of the winter, December, is still a freezing cold month in Marcus, Iowa, with an average temperature ranging between min 18.1°F (-7.7°C) and max 29.3°F (-1.5°C). December is marked by a significant decrease, with the average high-temperature retreating from a frosty 44.2°F (6.8°C) in November to a freezing cold 29.3°F (-1.5°C). Weather in December »
Updated: Jun 26, 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 month?
January is the coldest month, with an average high-temperature of 25°F (-3.9°C) and an average low-temperature of 11.7°F (-11.3°C).
What is the most humid month?
The most humid month is January, with an average relative humidity of 86%.
What is the driest month?
The month with the least rainfall is January, when the rain falls for 3 days and typically collects 0.63" (16mm) of precipitation.
How many days does it rain?
Throughout the year, there are 116.2 rainfall days, and 22.05" (560mm) of precipitation is accumulated.
When does it snow in Marcus?
Months with snowfall are January through April, October through December.
How many days does it snow?
In Marcus, during the entire year, snow falls for 38.2 days and aggregates up to 14.76" (375mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 4.1h of sunshine.
When does it snow the most?
The month with the most snowfall is February, when snow falls for 8.3 days and typically aggregates up to 4.09" (104mm) of snow.
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?
May through September are months without snowfall in Marcus.
What is the wettest month?
June is the month with the most rainfall. Rain falls for 16.9 days and accumulates 3.35" (85mm) of precipitation.
When are the longest days?
With an average of 15h and 18min 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 and July, with an average maximum UV index of 6.
What is the hottest time of year?
In Marcus, July registers the highest temperatures, averaging 82°F (27.8°C) at the peak and 64°F (17.8°C) at the lowest.
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?
With an average relative humidity of 67%, October is the least humid month.
What is the month with the shortest days in Marcus?
December has the shortest days of the year, with an average of 9h and 6min of daylight.
What is the month with the lowest UV index?
The month with the lowest UV index is December, with an average maximum UV index of 1.
Average temperature
Marcus, IA
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (25°F).
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).
Average pressure
Marcus, IA
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.15"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.86"Hg
- Average pressure in July:
29.94"Hg - Average pressure in August:
29.95"Hg - Average pressure in September:
29.99"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.07"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
Marcus, IA
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.5mph - Average wind speed in March:
10.9mph - Average wind speed in April:
11.2mph - Average wind speed in May:
9.7mph - Average wind speed in June:
8.8mph
- Average wind speed in July:
7.7mph - Average wind speed in August:
8mph - Average wind speed in September:
9.1mph - Average wind speed in October:
10.3mph - Average wind speed in November:
10.4mph - Average wind speed in December:
10.3mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).
Average humidity
Marcus, IA
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (67%).
Average rainfall
Marcus, IA
- Average rainfall in January:
0.63" - Average rainfall in February:
0.83" - Average rainfall in March:
1.57" - Average rainfall in April:
2.52" - Average rainfall in May:
2.87" - Average rainfall in June:
3.35"
- Average rainfall in July:
1.93" - Average rainfall in August:
2.24" - Average rainfall in September:
2.05" - Average rainfall in October:
2.05" - Average rainfall in November:
0.75" - Average rainfall in December:
1.26"
The wettest month (with the highest rainfall) is June (3.35").
The driest month (with the least rainfall) is January (0.63").
Average rainfall days
Marcus, IA
- Average rainfall days in January:
3 days - Average rainfall days in February:
2.4 days - Average rainfall days in March:
9.8 days - Average rainfall days in April:
13.3 days - Average rainfall days in May:
16 days - Average rainfall days in June:
16.9 days
- Average rainfall days in July:
12.8 days - Average rainfall days in August:
13.3 days - Average rainfall days in September:
11.3 days - Average rainfall days in October:
8.9 days - Average rainfall days in November:
5 days - Average rainfall days in December:
3.5 days
The month with the highest number of rainy days is June (16.9 days).
The month with the least rainy days is February (2.4 days).
Average snowfall
Marcus, IA
The month with the highest snowfall is February (4.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Marcus, IA
- Average snowfall days in January:
9.2 days - Average snowfall days in February:
8.3 days - Average snowfall days in March:
6.8 days - Average snowfall days in April:
1.9 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:
1.3 days - Average snowfall days in November:
2.7 days - Average snowfall days in December:
7.9 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Marcus, 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:
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 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:
4h and 1min - Average sunshine in February:
5h and 0min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 5min - Average sunshine in October:
6h and 0min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 4min
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 6min).
Average sunshine days
Marcus, IA
- Average sunshine days in January:
19.7 days - Average sunshine days in February:
17.5 days - Average sunshine days in March:
16.1 days - Average sunshine days in April:
13.9 days - Average sunshine days in May:
13.7 days - Average sunshine days in June:
11.7 days
- Average sunshine days in July:
15.8 days - Average sunshine days in August:
15.7 days - Average sunshine days in September:
16.6 days - Average sunshine days in October:
19.4 days - Average sunshine days in November:
21.5 days - Average sunshine days in December:
20.8 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (11.7 days).
Average UV index
Marcus, IA
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Marcus, IA
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility
Marcus, 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).
Marcus, Iowa, USA
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location