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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 Lake Catherine, Illinois, is a freezing cold winter month, with an average temperature varying between 14.9°F (-9.5°C) and 26.2°F (-3.2°C). Temperature records mark January as the coldest month, with highs averaging 26.2°F (-3.2°C) and lows at 14.9°F (-9.5°C). Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in Lake Catherine, Illinois, with temperature in the range of an average low of 17.4°F (-8.1°C) and an average high of 29.7°F (-1.3°C). The transition into February marks the average high-temperature at a still freezing cold 29.7°F (-1.3°C), differing minimally from January's 26.2°F (-3.2°C). Weather in February »
Weather in March
The first month of the spring, March, is a cold month in Lake Catherine, Illinois, with temperature in the range of an average low of 28.8°F (-1.8°C) and an average high of 42.4°F (5.8°C). The rise of average high-temperatures is seen in March, with an increase from a subzero cold 29.7°F (-1.3°C) in February to a cold 42.4°F (5.8°C). Weather in March »
Weather in April
April is a cool spring month in Lake Catherine, Illinois, with temperature in the range of an average low of 38.1°F (3.4°C) and an average high of 53.2°F (11.8°C). April sees a temperature increase, moving from an icy 42.4°F (5.8°C) in March to a fresh 53.2°F (11.8°C). Weather in April »
Weather in May
The last month of the spring, May, is an enjoyable month in Lake Catherine, Illinois, with an average temperature fluctuating between 65.1°F (18.4°C) and 48.7°F (9.3°C). Lake Catherine's weather in May shows a rise in the average high-temperature, moving up from April's cool 53.2°F (11.8°C) to a refreshing 65.1°F (18.4°C). Weather in May »
Weather in June
June, the first month of the summer in Lake Catherine, is a warm month, with an average temperature varying between 57.9°F (14.4°C) and 74.5°F (23.6°C). Lake Catherine in June sees a temperature change, with average high-temperatures moving from a refreshing 65.1°F (18.4°C) in May to a warm 74.5°F (23.6°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Lake Catherine, Illinois, with an average temperature varying between 79°F (26.1°C) and 63.1°F (17.3°C). Lake Catherine's July weather, marked by an average high temperature of 79°F (26.1°C) and an average low temperature of 63.1°F (17.3°C), is the warmest in the year. Weather in July »
Weather in August
August, the last month of the summer in Lake Catherine, is another warm month, with an average temperature varying between 61.5°F (16.4°C) and 77.5°F (25.3°C). Lake Catherine's average high-temperature marks a still warm 77.5°F (25.3°C) with the advent of August, closely mirroring that of the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Lake Catherine, is still a pleasant month, with an average temperature fluctuating between 55°F (12.8°C) and 71.6°F (22°C). September reveals a small adjustment in temperature, transitioning from an average high of a moderately hot 77.5°F (25.3°C) in August to an agreeable 71.6°F (22°C). Weather in September »
Weather in October
October, the same as September, in Lake Catherine, Illinois, is another mild autumn month, with an average temperature varying between 43.9°F (6.6°C) and 58.3°F (14.6°C). In October, the average high-temperature goes from an agreeable 71.6°F (22°C) in September to a mild 58.3°F (14.6°C). Weather in October »
Weather in November
November, the last month of the autumn in Lake Catherine, is another chilly month, with an average temperature varying between 44.4°F (6.9°C) and 32.4°F (0.2°C). November comes with a drop in the average high-temperature, falling from October's refreshing 58.3°F (14.6°C) to a chilly 44.4°F (6.9°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Lake Catherine, Illinois, with an average temperature varying between 22.8°F (-5.1°C) and 32.5°F (0.3°C). Start of December brings a shift in the average high-temperature, falling from November's frosty 44.4°F (6.9°C) to a wintry 32.5°F (0.3°C). Weather in December »
Updated: Aug 5, 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 are the coldest months?
January, with its high-temperature average of 26.2°F (-3.2°C) and a low-temperature average of 14.9°F (-9.5°C), is the coldest month.
What is the most humid month?
The most humid month is January, with an average relative humidity of 85%.
How much does it rain?
In Lake Catherine, during the entire year, the rain falls for 139.6 days and collects up to 26.18" (665mm) of precipitation.
When does it snow?
January through May, October through December are months with snowfall.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 10.1 days and accumulates 4.33" (110mm) of snow.
How many days does it snow?
In Lake Catherine, during the entire year, snow falls for 38.2 days and aggregates up to 15.59" (396mm) of snow.
What are the months with the least sunshine?
The months with the least sunshine are January and February, with an average of 3.6h of sunshine.
What are the months with the lowest UV index?
January and December, with an average maximum UV index of 1, are months with the lowest UV index.
When is Daylight Saving Time (DST) in Lake Catherine?
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 are the months with the highest UV index in Lake Catherine?
The months with the highest UV index are May through August, with an average maximum UV index of 5.
What is the rainiest month?
June is the month with the most rainfall. Rain falls for 17.3 days and accumulates 3.54" (90mm) of precipitation.
When it does not snow?
In Lake Catherine, snow does not fall in June 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 warmest month in Lake Catherine?
July is the warmest month, with the temperature often reaching an average high of 79°F (26.1°C) and an average low of 63.1°F (17.3°C).
What is the month with the most sunshine?
July and August, with an average of 9.9h of sunshine, are months with the most sunshine.
What is the least humid month?
With an average relative humidity of 76%, October is the least humid month.
What is the driest month in Lake Catherine?
December is the month with the least rainfall. Rain falls for 6 days and accumulates 1.06" (27mm) of precipitation.
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
Lake Catherine, IL
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (26.2°F).
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure
Lake Catherine, IL
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.09"Hg
The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Lake Catherine, IL
- Average wind speed in January:
10.3mph - Average wind speed in February:
10.3mph - Average wind speed in March:
9.7mph - Average wind speed in April:
10.1mph - Average wind speed in May:
8.5mph - Average wind speed in June:
7.4mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.4mph - Average wind speed in September:
7.5mph - Average wind speed in October:
9mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.6mph
The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).
Average humidity
Lake Catherine, IL
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (76%).
Average rainfall
Lake Catherine, IL
- Average rainfall in January:
1.26" - Average rainfall in February:
1.26" - Average rainfall in March:
1.5" - Average rainfall in April:
3.19" - Average rainfall in May:
3.03" - Average rainfall in June:
3.54"
- Average rainfall in July:
3.15" - Average rainfall in August:
2.99" - Average rainfall in September:
1.89" - Average rainfall in October:
2.17" - Average rainfall in November:
1.14" - Average rainfall in December:
1.06"
The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is December (1.06").
Average rainfall days
Lake Catherine, IL
- Average rainfall days in January:
4.1 days - Average rainfall days in February:
3.4 days - Average rainfall days in March:
10.2 days - Average rainfall days in April:
14.9 days - Average rainfall days in May:
17.1 days - Average rainfall days in June:
17.3 days
- Average rainfall days in July:
18.5 days - Average rainfall days in August:
16.3 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
12.1 days - Average rainfall days in November:
7.2 days - Average rainfall days in December:
6 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (3.4 days).
Average snowfall
Lake Catherine, IL
- Average snowfall in January:
4.33" - Average snowfall in February:
3.78" - Average snowfall in March:
1.85" - Average snowfall in April:
1.85" - Average snowfall in May:
0.08" - Average snowfall in June:
0"
The month with the highest snowfall is January (4.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Lake Catherine, IL
- Average snowfall days in January:
10.1 days - Average snowfall days in February:
8.5 days - Average snowfall days in March:
5.8 days - Average snowfall days in April:
1.8 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:
0.5 days - Average snowfall days in November:
3.4 days - Average snowfall days in December:
7.8 days
The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Lake Catherine, IL
- 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:
3h and 4min - Average sunshine in February:
3h and 4min - Average sunshine in March:
5h and 5min - Average sunshine in April:
7h and 2min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 3min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 5min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 2min - Average sunshine in November:
4h and 5min - Average sunshine in December:
3h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 36min).
Average sunshine days
Lake Catherine, IL
- Average sunshine days in January:
17.6 days - Average sunshine days in February:
15.4 days - Average sunshine days in March:
15.7 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
11.1 days - Average sunshine days in June:
10.8 days
- Average sunshine days in July:
9.9 days - Average sunshine days in August:
12.2 days - Average sunshine days in September:
14.6 days - Average sunshine days in October:
16.2 days - Average sunshine days in November:
18.7 days - Average sunshine days in December:
18.6 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.9 days).
Average UV index
Lake Catherine, IL
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Lake Catherine, IL
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July, August and September (Cloud cover 32).
Average visibility
Lake Catherine, IL
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).
Lake Catherine, Illinois, USA
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