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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 Brook Mount, Iowa, is another subzero cold winter month, with an average temperature ranging between min 13.3°F (-10.4°C) and max 25.5°F (-3.6°C). January tends to be the coldest month, with temperatures averaging a daily high of 25.5°F (-3.6°C) and a low of 13.3°F (-10.4°C). Weather in January »
Weather in February
February, the last month of the winter in Brook Mount, is also a subzero cold month, with an average temperature varying between 29.5°F (-1.4°C) and 16.7°F (-8.5°C). February is marked by an average high-temperature of a still subzero cold 29.5°F (-1.4°C), almost identical to the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Brook Mount, is a frosty month, with temperature in the range of an average low of 30.6°F (-0.8°C) and an average high of 45.3°F (7.4°C). Brook Mount sees a considerable increase in average high-temperatures during March, surging from a freezing cold 29.5°F (-1.4°C) in February to a frosty 45.3°F (7.4°C). Weather in March »
Weather in April
April is a moderate spring month in Brook Mount, Iowa, with an average temperature varying between 57.9°F (14.4°C) and 41.5°F (5.3°C). The arrival of April signals an increase in the average high-temperature, moving from a chilly 45.3°F (7.4°C) in March to a mild 57.9°F (14.4°C). Weather in April »
Weather in May
May, the last month of the spring in Brook Mount, is an agreeable month, with temperature in the range of an average low of 52.3°F (11.3°C) and an average high of 69.4°F (20.8°C). The arrival of May brings a temperature shift, with the average high-temperature escalating from a moderate 57.9°F (14.4°C) in April to a pleasant 69.4°F (20.8°C). Weather in May »
Weather in June
June, the first month of the summer in Brook Mount, is a moderately hot month, with an average temperature fluctuating between 78.6°F (25.9°C) and 62.8°F (17.1°C). Brook Mount experiences a temperature shift with the start of June, with average high-temperatures moving from an agreeable 69.4°F (20.8°C) in May to a warm 78.6°F (25.9°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Brook Mount, Iowa, with temperature in the range of an average low of 64.8°F (18.2°C) and an average high of 81.9°F (27.7°C). July, with an average high of 81.9°F (27.7°C) and a low of 64.8°F (18.2°C), signifies the warmest month of the year. The heat index value for July is calculated to be a hot 87.8°F (31°C). Weather in July »
Weather in August
August, the last month of the summer in Brook Mount, is also a moderately hot month, with an average temperature varying between 79.5°F (26.4°C) and 61.3°F (16.3°C). August's advent notes a subtle adjustment in average high-temperature to a still warm 79.5°F (26.4°C) from July. Weather in August »
Weather in September
September, the first month of the autumn in Brook Mount, is still a warm month, with an average temperature ranging between min 55.8°F (13.2°C) and max 74.1°F (23.4°C). September brings a slight decrease in temperature, down from a warm 79.5°F (26.4°C) in August to a still moderately hot 74.1°F (23.4°C). Weather in September »
Weather in October
October, the same as September, in Brook Mount, Iowa, is another mild autumn month, with temperature in the range of an average high of 58.6°F (14.8°C) and an average low of 43.5°F (6.4°C). Brook Mount sees a considerable decrease in average high-temperatures during October, falling from a warm 74.1°F (23.4°C) in September to a refreshing 58.6°F (14.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Brook Mount, Iowa, with an average temperature ranging between max 45.1°F (7.3°C) and min 31.8°F (-0.1°C). A moderate decline in the average high-temperature is seen during November, decreasing from a refreshing 58.6°F (14.8°C) in October to a chilly 45.1°F (7.3°C). Weather in November »
Weather in December
December, the first month of the winter in Brook Mount, is still a freezing cold month, with an average temperature ranging between max 30.2°F (-1°C) and min 19.9°F (-6.7°C). As Brook Mount transitions into December, the average high-temperature shows a marked reduction, decreasing from a chilly 45.1°F (7.3°C) in November to a freezing cold 30.2°F (-1°C). Weather in December »
Updated: Jul 20, 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?
In Brook Mount, January records the average lowest temperatures, peaking at 25.5°F (-3.6°C) and reaching a low of 13.3°F (-10.4°C).
What is the most humid month?
With an average relative humidity of 84%, January is the most humid month.
What is the driest month?
The month with the least rainfall is January, when the rain falls for 2.3 days and typically collects 0.24" (6mm) of precipitation.
How much does it rain?
In Brook Mount, during the entire year, the rain falls for 97 days and collects up to 10.12" (257mm) of precipitation.
When does it snow?
Months with snowfall are January through April, October through December.
How much does it snow?
Throughout the year, there are 30.1 snowfall days, and 4.49" (114mm) of snow is accumulated.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 4.2h of sunshine.
What are the months with the lowest UV index?
January and February, with an average maximum UV index of 1, are months with the lowest UV index.
What is the snowiest month?
February is the month with the most snowfall. Snow falls for 6.7 days and accumulates 1.26" (32mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Brook Mount, 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 67%.
What is the wettest month?
The month with the most rainfall is May, when the rain falls for 13.8 days and typically aggregates up to 1.57" (40mm) of precipitation.
When it does not snow?
In Brook Mount, snow does not fall in May through September.
When are the longest days?
The month with the longest days is June, with an average of 15h and 12min of daylight.
What is the month with the highest UV index?
June and July, with an average maximum UV index of 6, are months with the highest UV index.
What time of the year is the hottest?
July, noted for its average high-temperature of 81.9°F (27.7°C) and an average low-temperature of 64.8°F (18.2°C), is considered the warmest month.
What month has the most sunshine?
July has the most sunshine of the year, with an average of 10.5h of sunshine.
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
Brook Mount, IA
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (25.5°F).
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).
Average pressure
Brook Mount, 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:
29.87"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
30"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 (29.87"Hg).
Average wind speed
Brook Mount, IA
- Average wind speed in January:
11mph - Average wind speed in February:
10.9mph - Average wind speed in March:
10.9mph - Average wind speed in April:
11.2mph - Average wind speed in May:
9.6mph - Average wind speed in June:
8.8mph
- Average wind speed in July:
7.5mph - Average wind speed in August:
7.7mph - Average wind speed in September:
8.8mph - Average wind speed in October:
10.1mph - Average wind speed in November:
10.6mph - Average wind speed in December:
10.6mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).
Average humidity
Brook Mount, IA
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are April and October (67%).
Average rainfall
Brook Mount, IA
- Average rainfall in January:
0.24" - Average rainfall in February:
0.31" - Average rainfall in March:
0.59" - Average rainfall in April:
0.98" - Average rainfall in May:
1.57" - Average rainfall in June:
1.54"
- Average rainfall in July:
0.94" - Average rainfall in August:
1.1" - Average rainfall in September:
1.02" - Average rainfall in October:
0.94" - Average rainfall in November:
0.35" - Average rainfall in December:
0.51"
The wettest month (with the highest rainfall) is May (1.57").
The driest month (with the least rainfall) is January (0.24").
Average rainfall days
Brook Mount, IA
- Average rainfall days in January:
2.3 days - Average rainfall days in February:
2.3 days - Average rainfall days in March:
8 days - Average rainfall days in April:
11.1 days - Average rainfall days in May:
13.8 days - Average rainfall days in June:
12.8 days
- Average rainfall days in July:
10.2 days - Average rainfall days in August:
12.5 days - Average rainfall days in September:
8.8 days - Average rainfall days in October:
7.6 days - Average rainfall days in November:
4.5 days - Average rainfall days in December:
3.1 days
The month with the highest number of rainy days is May (13.8 days).
The months with the least rainy days are January and February (2.3 days).
Average snowfall
Brook Mount, IA
The month with the highest snowfall is February (1.26").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Brook Mount, IA
- Average snowfall days in January:
7.7 days - Average snowfall days in February:
6.7 days - Average snowfall days in March:
4.1 days - Average snowfall days in April:
1.1 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:
1.1 days - Average snowfall days in November:
2.2 days - Average snowfall days in December:
7.2 days
The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Brook Mount, 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 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 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 12min).
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 1min - Average sunshine in April:
8h and 0min - 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 3min - Average sunshine in September:
9h and 0min - Average sunshine in October:
5h and 5min - 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 12min).
Average sunshine days
Brook Mount, IA
- Average sunshine days in January:
22.4 days - Average sunshine days in February:
20.8 days - Average sunshine days in March:
19.5 days - Average sunshine days in April:
16.4 days - Average sunshine days in May:
14.2 days - Average sunshine days in June:
14.5 days
- Average sunshine days in July:
16.9 days - Average sunshine days in August:
16 days - Average sunshine days in September:
19 days - Average sunshine days in October:
21.4 days - Average sunshine days in November:
23 days - Average sunshine days in December:
22.9 days
The month with the most sunshine days is November (23 days).
The month with the least sunshine days is May (14.2 days).
Average UV index
Brook Mount, 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 February (UV index 1).
Average cloud cover
Brook Mount, 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
Brook Mount, 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).
Brook Mount, Iowa, USA
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