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 Clear Lake, Iowa, is another subzero cold winter month, with an average temperature fluctuating between 22.3°F (-5.4°C) and 9.9°F (-12.3°C). January is the month when Clear Lake sees the lowest average temperatures, with a high of 22.3°F (-5.4°C) and a low of 9.9°F (-12.3°C). Weather in January »
Weather in February
February, the last month of the winter in Clear Lake, is also a subzero cold month, with an average temperature ranging between min 13.5°F (-10.3°C) and max 26.4°F (-3.1°C). Clear Lake ushers in February with an average high-temperature of a still subzero cold 26.4°F (-3.1°C), showing a close resemblance to the previous month. Weather in February »
Weather in March
The first month of the spring, March, is an icy month in Clear Lake, Iowa, with an average temperature varying between 41.4°F (5.2°C) and 27.9°F (-2.3°C). Clear Lake witnesses a significant increase in the average high-temperature with the arrival of March, rising from February's freezing cold 26.4°F (-3.1°C) to an icy 41.4°F (5.2°C). Weather in March »
Weather in April
April in Clear Lake, Iowa, is a cool spring month, with temperature in the range of an average high of 54.9°F (12.7°C) and an average low of 39.7°F (4.3°C). The arrival of April brings a change in Clear Lake's weather, with average high-temperatures moving from March's icy 41.4°F (5.2°C) to a cool 54.9°F (12.7°C). Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Clear Lake, Iowa, with an average temperature fluctuating between 51.3°F (10.7°C) and 67.3°F (19.6°C). In Clear Lake, stepping into May brings a temperature increase, moving up from April's cool 54.9°F (12.7°C) to a refreshing 67.3°F (19.6°C). Weather in May »
Weather in June
June, the first month of the summer in Clear Lake, is a warm month, with temperature in the range of an average low of 60.8°F (16°C) and an average high of 76.8°F (24.9°C). June brings an increase in the average high-temperature, progressing from a comfortable 67.3°F (19.6°C) in May to a moderately hot 76.8°F (24.9°C). Weather in June »
Weather in July
July, like June, in Clear Lake, Iowa, is a moderately hot summer month, with temperature in the range of an average low of 62.6°F (17°C) and an average high of 79.3°F (26.3°C). Clear Lake's warmest month, July, generally records average temperatures ranging from a high of 79.3°F (26.3°C) to a low of 62.6°F (17°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Clear Lake, Iowa, with an average temperature fluctuating between 77.4°F (25.2°C) and 60.3°F (15.7°C). Clear Lake's transition from July to August introduces an average high-temperature of a still warm 77.4°F (25.2°C), marking an insignificant variation from the 79.3°F (26.3°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a pleasant month in Clear Lake, Iowa, with an average temperature fluctuating between 72.3°F (22.4°C) and 53.8°F (12.1°C). As September takes hold, the average high-temperature is a pleasant 72.3°F (22.4°C), nearly mirroring that of the previous month. Weather in September »
Weather in October
October, like September, is another refreshing autumn month in Clear Lake, Iowa, with temperature in the range of an average high of 57.4°F (14.1°C) and an average low of 42.3°F (5.7°C). Witnessing a clear downswing, the average high-temperature during October drops from September's agreeable 72.3°F (22.4°C) to a mild 57.4°F (14.1°C). Weather in October »
Weather in November
November, the last month of the autumn in Clear Lake, is another cold month, with an average temperature fluctuating between 30.2°F (-1°C) and 42.6°F (5.9°C). Clear Lake's weather in November is characterized by a distinct drop in the average high-temperature, reducing from a refreshing 57.4°F (14.1°C) in October to a cold 42.6°F (5.9°C). Weather in November »
Weather in December
The first month of the winter, December, is still a freezing cold month in Clear Lake, Iowa, with an average temperature varying between 17.8°F (-7.9°C) and 28.2°F (-2.1°C). The shift from November to December brings a noticeable decrease in the average high-temperature, dropping from a wintry 42.6°F (5.9°C) to a freezing cold 28.2°F (-2.1°C). Weather in December »
Updated: Aug 16, 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?
In Clear Lake, January is known for its average lowest temperatures, reaching a high of 22.3°F (-5.4°C) and a low of 9.9°F (-12.3°C).
What is the most humid month?
The most humid month is January, with an average relative humidity of 89%.
What is the driest month in Clear Lake?
The month with the least rainfall is January, when the rain falls for 4.5 days and typically collects 1.06" (27mm) of precipitation.
How many days does it rain?
Throughout the year, in Clear Lake, there are 145.9 rainfall days, and 28.82" (732mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through May, October through December.
How much does it snow?
Throughout the year, there are 60.2 snowfall days, and 26.26" (667mm) of snow is accumulated.
What is the month with the least sunshine?
With an average of 3.5h of sunshine, January has the least sunshine of the year.
What is the month with the lowest UV index?
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 12.9 days and typically aggregates up to 7.48" (190mm) 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.
What is the wettest month?
The month with the most rainfall is June, when the rain falls for 19.8 days and typically aggregates up to 4.65" (118mm) of precipitation.
When it does not snow?
In Clear Lake, snow does not fall in June through September.
When are the longest days?
June has the longest days of the year, with an average of 15h and 18min of daylight.
When is the highest UV index?
The month with the highest UV index is June, with an average maximum UV index of 6.
What part of the year is the hottest?
In Clear Lake, July is known for its average highest temperatures, reaching a high of 79.3°F (26.3°C) and a low of 62.6°F (17°C).
What month has the most sunshine?
With an average of 9.8h of sunshine, July has the most sunshine of the year.
What is the least humid month?
The least humid month is October, with an average relative humidity of 71%.
What is the month with the shortest days in Clear Lake?
The month with the shortest days is December, with an average of 9h and 6min of daylight.
Average temperature
Clear Lake, 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 (22.3°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 (9.9°F).
Average pressure
Clear Lake, IA
- Average pressure in January:
30.15"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 month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed
Clear Lake, IA
- Average wind speed in January:
10.9mph - Average wind speed in February:
10.8mph - Average wind speed in March:
10.6mph - Average wind speed in April:
10.9mph - Average wind speed in May:
9.4mph - Average wind speed in June:
8.4mph
- Average wind speed in July:
7.3mph - Average wind speed in August:
7.3mph - Average wind speed in September:
8.5mph - Average wind speed in October:
10.1mph - Average wind speed in November:
10.8mph - Average wind speed in December:
10.4mph
The windiest months (with the highest average wind speed) are January and April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).
Average humidity
Clear Lake, IA
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Clear Lake, IA
- Average rainfall in January:
1.06" - Average rainfall in February:
1.42" - Average rainfall in March:
1.69" - Average rainfall in April:
3.07" - Average rainfall in May:
3.78" - Average rainfall in June:
4.65"
The wettest month (with the highest rainfall) is June (4.65").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days
Clear Lake, IA
- Average rainfall days in January:
4.5 days - Average rainfall days in February:
3.8 days - Average rainfall days in March:
10.9 days - Average rainfall days in April:
16.3 days - Average rainfall days in May:
19.1 days - Average rainfall days in June:
19.8 days
- Average rainfall days in July:
17.8 days - Average rainfall days in August:
15.8 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
11.6 days - Average rainfall days in November:
8 days - Average rainfall days in December:
5.8 days
The month with the highest number of rainy days is June (19.8 days).
The month with the least rainy days is February (3.8 days).
Average snowfall
Clear Lake, IA
- Average snowfall in January:
5.67" - Average snowfall in February:
7.48" - Average snowfall in March:
3.66" - Average snowfall in April:
2.48" - Average snowfall in May:
0.63" - Average snowfall in June:
0"
The month with the highest snowfall is February (7.48").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Clear Lake, IA
- Average snowfall days in January:
14.6 days - Average snowfall days in February:
12.9 days - Average snowfall days in March:
8.6 days - Average snowfall days in April:
2.9 days - Average snowfall days in May:
0.4 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:
1.9 days - Average snowfall days in November:
5.6 days - Average snowfall days in December:
13.3 days
The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Clear Lake, 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 3min - Average sunshine in February:
4h and 0min - Average sunshine in March:
5h and 5min - Average sunshine in April:
7h and 4min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 4min - Average sunshine in September:
9h and 0min - Average sunshine in October:
5h and 3min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days
Clear Lake, IA
- Average sunshine days in January:
14.2 days - Average sunshine days in February:
12.4 days - Average sunshine days in March:
13.4 days - Average sunshine days in April:
11 days - Average sunshine days in May:
9.7 days - Average sunshine days in June:
8 days
- Average sunshine days in July:
9.6 days - Average sunshine days in August:
13 days - Average sunshine days in September:
15.1 days - Average sunshine days in October:
15.5 days - Average sunshine days in November:
17.2 days - Average sunshine days in December:
14.5 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (8 days).
Average UV index
Clear Lake, IA
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Clear Lake, IA
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility
Clear Lake, IA
The months with the highest visibility are March, April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, July and December (5mi).
Clear Lake, 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