Climate and monthly weather forecastThird Lake, IL
Climate and monthly weather forecast
Weather in January
January, the same as December, in Third Lake, Illinois, is another subzero cold winter month, with an average temperature fluctuating between 16.5°F (-8.6°C) and 27.5°F (-2.5°C). January is the coldest month of the year, registering average temperatures as high as 27.5°F (-2.5°C) and as low as 16.5°F (-8.6°C). Weather in January »Weather in February
February, the last month of the winter in Third Lake, is another freezing cold month, with an average temperature fluctuating between 18.7°F (-7.4°C) and 30.6°F (-0.8°C). February notes an average high-temperature of a still freezing cold 30.6°F (-0.8°C), subtly differing from January's 27.5°F (-2.5°C). Weather in February »Weather in March
March, the first month of the spring in Third Lake, is a frosty month, with an average temperature fluctuating between 42.8°F (6°C) and 30.2°F (-1°C). The shift from February to March is marked by an increase in the average high-temperature, moving from a subzero cold 30.6°F (-0.8°C) to a frosty 42.8°F (6°C). Weather in March »Weather in April
April is a fresh spring month in Third Lake, Illinois, with an average temperature ranging between min 38.8°F (3.8°C) and max 53.6°F (12°C). Third Lake's transition into April is marked by a temperature shift, moving from a chilly 42.8°F (6°C) in March to a cool 53.6°F (12°C). Weather in April »Weather in May
May, the last month of the spring in Third Lake, is an enjoyable month, with an average temperature ranging between max 65.3°F (18.5°C) and min 49.6°F (9.8°C). As May arrives, a rise in the average high-temperature is observed, moving from a cool 53.6°F (12°C) in April to an enjoyable 65.3°F (18.5°C). Weather in May »Weather in June
June, the first month of the summer in Third Lake, is a moderately hot month, with an average temperature fluctuating between 74.8°F (23.8°C) and 58.8°F (14.9°C). As Third Lake transitions into June, the average high-temperature is observed to rise from an enjoyable 65.3°F (18.5°C) in May to a moderately hot 74.8°F (23.8°C). Weather in June »Weather in July
July, like June, in Third Lake, Illinois, is another warm summer month, with an average temperature varying between 64.4°F (18°C) and 79.9°F (26.6°C). July is the month that records the highest temperatures, with averages ranging from a high of 79.9°F (26.6°C) to a low of 64.4°F (18°C). Weather in July »Weather in August
The last month of the summer, August, is also a moderately hot month in Third Lake, Illinois, with an average temperature varying between 63.1°F (17.3°C) and 78.6°F (25.9°C). The initiation of August records an average high-temperature of a still moderately hot 78.6°F (25.9°C), displaying a near consistency with the previous month. Weather in August »Weather in September
September, the first month of the autumn in Third Lake, is still a pleasant month, with an average temperature fluctuating between 57°F (13.9°C) and 72.3°F (22.4°C). A subtle change in temperatures is noted as August gives way to September, with average highs reducing from a moderately hot 78.6°F (25.9°C) to an agreeable 72.3°F (22.4°C). Weather in September »Weather in October
October, like September, is a moderate autumn month in Third Lake, Illinois, with an average temperature fluctuating between 45.1°F (7.3°C) and 59°F (15°C). October's arrival corresponds with a decrease in average high-temperatures, from September's agreeable 72.3°F (22.4°C) to a mild 59°F (15°C). Weather in October »Weather in November
The last month of the autumn, November, is also a frosty month in Third Lake, Illinois, with an average temperature ranging between max 45.1°F (7.3°C) and min 32.9°F (0.5°C). A change in temperatures is noted as October gives way to November, with average highs reducing from a moderate 59°F (15°C) to a chilly 45.1°F (7.3°C). Weather in November »Weather in December
The first month of the winter, December, is also a wintry month in Third Lake, Illinois, with an average temperature fluctuating between 23.9°F (-4.5°C) and 33.6°F (0.9°C). As November transitions into December, Third Lake sees a drop in the average high-temperature, transitioning from a chilly 45.1°F (7.3°C) to a cold 33.6°F (0.9°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Third Lake, IL
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (27.5°F).
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure
Third Lake, 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:
29.97"Hg - Average pressure in August:
29.98"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
Third Lake, IL
- Average wind speed in January:
10.4mph - Average wind speed in February:
10.3mph - Average wind speed in March:
9.8mph - Average wind speed in April:
9.9mph - Average wind speed in May:
8.4mph - 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:
9.1mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.6mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).
Average humidity
Third Lake, IL
The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall
Third Lake, IL
- Average rainfall in January:
1.14" - Average rainfall in February:
1.22" - Average rainfall in March:
1.18" - Average rainfall in April:
2.72" - Average rainfall in May:
2.44" - Average rainfall in June:
2.6"
- Average rainfall in July:
2.48" - Average rainfall in August:
2.64" - Average rainfall in September:
1.57" - Average rainfall in October:
1.89" - Average rainfall in November:
1.1" - Average rainfall in December:
0.98"
The wettest month (with the highest rainfall) is April (2.72").
The driest month (with the least rainfall) is December (0.98").
Average rainfall days
Third Lake, IL
- Average rainfall days in January:
5.4 days - Average rainfall days in February:
5 days - Average rainfall days in March:
10.1 days - Average rainfall days in April:
14.8 days - Average rainfall days in May:
17 days - Average rainfall days in June:
15.7 days
- Average rainfall days in July:
17.5 days - Average rainfall days in August:
16 days - Average rainfall days in September:
11.9 days - Average rainfall days in October:
13.2 days - Average rainfall days in November:
7.5 days - Average rainfall days in December:
8.2 days
The month with the highest number of rainy days is July (17.5 days).
The month with the least rainy days is February (5 days).
Average snowfall
Third Lake, IL
- Average snowfall in January:
3.58" - Average snowfall in February:
3.54" - Average snowfall in March:
1.22" - Average snowfall in April:
1.61" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is January (3.58").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Third Lake, IL
- Average snowfall days in January:
13.7 days - Average snowfall days in February:
10.7 days - Average snowfall days in March:
7.1 days - Average snowfall days in April:
2.5 days - Average snowfall days in May:
0.2 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:
4.4 days - Average snowfall days in December:
10.4 days
The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Third Lake, IL
- Average daylight in January:
9h and 30min - Average daylight in February:
10h and 36min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 24min - Average daylight in May:
14h and 36min - Average daylight in June:
15h and 12min
- Average daylight in July:
14h and 54min - Average daylight in August:
13h and 48min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 48min - Average daylight in December:
9h and 6min
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 42min - Average sunshine in February:
3h and 48min - Average sunshine in March:
5h and 54min - Average sunshine in April:
7h and 36min - Average sunshine in May:
8h and 30min - Average sunshine in June:
9h and 42min
- Average sunshine in July:
10h and 6min - Average sunshine in August:
10h and 12min - Average sunshine in September:
8h and 54min - Average sunshine in October:
5h and 30min - Average sunshine in November:
5h and 0min - Average sunshine in December:
4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days
Third Lake, IL
- Average sunshine days in January:
13.7 days - Average sunshine days in February:
12.3 days - Average sunshine days in March:
14.8 days - Average sunshine days in April:
11.6 days - Average sunshine days in May:
10.8 days - Average sunshine days in June:
11.7 days
- Average sunshine days in July:
11.1 days - Average sunshine days in August:
11.7 days - Average sunshine days in September:
15.1 days - Average sunshine days in October:
14.7 days - Average sunshine days in November:
17.1 days - Average sunshine days in December:
15.4 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is May (10.8 days).
Average UV index
Third Lake, IL
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Third Lake, IL
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July, August and September (Cloud cover 30).
Average visibility
Third Lake, IL
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).





