Climate and monthly weather forecastFreeburg, IL
Climate and monthly weather forecast
Weather in January
January, the same as December, is an icy winter month in Freeburg, Illinois, with an average temperature fluctuating between 25°F (-3.9°C) and 38.1°F (3.4°C). January proves to be the coldest month, recording an average maximum temperature of 38.1°F (3.4°C) and a minimum temperature of 25°F (-3.9°C). Weather in January »Weather in February
The last month of the winter, February, is another cold month in Freeburg, Illinois, with an average temperature fluctuating between 42.4°F (5.8°C) and 27.9°F (-2.3°C). Freeburg's February reports an average high-temperature of a still wintry 42.4°F (5.8°C), exhibiting a minor difference from January. Weather in February »Weather in March
March, the first month of the spring in Freeburg, is a fresh month, with temperature in the range of an average low of 37.9°F (3.3°C) and an average high of 54.5°F (12.5°C). With the onset of March, the average high-temperature slightly shifts from February's cold 42.4°F (5.8°C) to a cool 54.5°F (12.5°C). Weather in March »Weather in April
April in Freeburg, Illinois, is a refreshing spring month, with an average temperature fluctuating between 65.5°F (18.6°C) and 47.8°F (8.8°C). As March transitions into April, Freeburg sees a rise in the average high-temperature, moving from a cool 54.5°F (12.5°C) to an enjoyable 65.5°F (18.6°C). Weather in April »Weather in May
The last month of the spring, May, is a moderately hot month in Freeburg, Illinois, with an average temperature varying between 75°F (23.9°C) and 57.9°F (14.4°C). May's arrival signals an increase in average high-temperatures, moving from April's refreshing 65.5°F (18.6°C) to a warm 75°F (23.9°C). Weather in May »Weather in June
The first month of the summer, June, is also a moderately hot month in Freeburg, Illinois, with an average temperature varying between 83.7°F (28.7°C) and 66.6°F (19.2°C). The start of June signals a slight increase in the average high-temperature, moving from 75°F (23.9°C) in May to a still moderately hot 83.7°F (28.7°C). Weather in June »Weather in July
July is a tropical summer month in Freeburg, Illinois, with an average temperature varying between 68.5°F (20.3°C) and 86.5°F (30.3°C). Freeburg reaches its highest average temperatures in July, measuring 86.5°F (30.3°C) at the peak and 68.5°F (20.3°C) at the lowest. July's heat index is appraised at a torrid 100.4°F (38°C). Weather in July »Weather in August
The last month of the summer, August, is another warm month in Freeburg, Illinois, with an average temperature ranging between min 65.8°F (18.8°C) and max 84.6°F (29.2°C). The average high-temperature during August is a moderately hot 84.6°F (29.2°C), almost matching the conditions of the preceding month. Weather in August »Weather in September
September, the first month of the autumn in Freeburg, is also a moderately hot month, with an average temperature fluctuating between 79.2°F (26.2°C) and 60.1°F (15.6°C). A modest decline in the average high-temperature is seen during September, decreasing from a warm 84.6°F (29.2°C) in August to a still moderately hot 79.2°F (26.2°C). Weather in September »Weather in October
October, the same as September, is another refreshing autumn month in Freeburg, Illinois, with an average temperature ranging between max 66.7°F (19.3°C) and min 49.1°F (9.5°C). The decrease of average high-temperatures is mild in October, with a decline from a warm 79.2°F (26.2°C) in September to a refreshing 66.7°F (19.3°C). Weather in October »Weather in November
The last month of the autumn, November, is also a fresh month in Freeburg, Illinois, with an average temperature fluctuating between 53.4°F (11.9°C) and 37.9°F (3.3°C). The transition into November involves a decrease in the average high-temperature, falling from a comfortable 66.7°F (19.3°C) in October to a cool 53.4°F (11.9°C). Weather in November »Weather in December
December, the first month of the winter in Freeburg, is also a frosty month, with an average temperature fluctuating between 30.7°F (-0.7°C) and 43°F (6.1°C). Freeburg's progression into December includes a drop in the average high-temperature, from a cool 53.4°F (11.9°C) in November to a frosty 43°F (6.1°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Freeburg, IL
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.1°F).
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure
Freeburg, IL
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"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 (29.93"Hg).
Average wind speed
Freeburg, IL
- Average wind speed in January:
9.4mph - Average wind speed in February:
9.3mph - Average wind speed in March:
9.1mph - Average wind speed in April:
9mph - Average wind speed in May:
7.4mph - Average wind speed in June:
6.5mph
- Average wind speed in July:
5.6mph - Average wind speed in August:
5.6mph - Average wind speed in September:
6.2mph - Average wind speed in October:
7.9mph - Average wind speed in November:
8.5mph - Average wind speed in December:
8.7mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).
Average humidity
Freeburg, IL
The months with the highest relative humidity are May and July (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Freeburg, IL
- Average rainfall in January:
0.79" - Average rainfall in February:
0.51" - Average rainfall in March:
0.79" - Average rainfall in April:
1.1" - Average rainfall in May:
1.34" - Average rainfall in June:
0.94"
- Average rainfall in July:
1.14" - Average rainfall in August:
0.91" - Average rainfall in September:
0.55" - Average rainfall in October:
0.91" - Average rainfall in November:
0.63" - Average rainfall in December:
0.71"
The wettest month (with the highest rainfall) is May (1.34").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days
Freeburg, IL
- Average rainfall days in January:
5.5 days - Average rainfall days in February:
5.8 days - Average rainfall days in March:
9.8 days - Average rainfall days in April:
11.6 days - Average rainfall days in May:
12.1 days - Average rainfall days in June:
10.5 days
- Average rainfall days in July:
12.2 days - Average rainfall days in August:
9.6 days - Average rainfall days in September:
8.5 days - Average rainfall days in October:
6.5 days - Average rainfall days in November:
6.8 days - Average rainfall days in December:
5.3 days
The month with the highest number of rainy days is July (12.2 days).
The month with the least rainy days is December (5.3 days).
Average snowfall
Freeburg, IL
The month with the highest snowfall is January (0.63").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Freeburg, IL
- Average snowfall days in January:
4.3 days - Average snowfall days in February:
3.6 days - Average snowfall days in March:
1.4 days - Average snowfall days in April:
0.1 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:
0 days - Average snowfall days in November:
0.9 days - Average snowfall days in December:
2.6 days
The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Freeburg, IL
- Average daylight in January:
9h and 48min - Average daylight in February:
10h and 48min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 12min - Average daylight in May:
14h and 18min - Average daylight in June:
14h and 48min
- Average daylight in July:
14h and 30min - Average daylight in August:
13h and 36min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 12min - Average daylight in November:
10h and 6min - Average daylight in December:
9h and 30min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
4h and 36min - Average sunshine in February:
4h and 42min - Average sunshine in March:
6h and 24min - Average sunshine in April:
8h and 24min - Average sunshine in May:
9h and 18min - Average sunshine in June:
10h and 24min
- Average sunshine in July:
10h and 24min - Average sunshine in August:
10h and 12min - Average sunshine in September:
9h and 18min - Average sunshine in October:
6h and 18min - Average sunshine in November:
5h and 30min - Average sunshine in December:
4h and 48min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days
Freeburg, IL
- Average sunshine days in January:
23.3 days - Average sunshine days in February:
19.5 days - Average sunshine days in March:
18.5 days - Average sunshine days in April:
17.3 days - Average sunshine days in May:
16.1 days - Average sunshine days in June:
16.6 days
- Average sunshine days in July:
15.1 days - Average sunshine days in August:
17.7 days - Average sunshine days in September:
18.6 days - Average sunshine days in October:
22.6 days - Average sunshine days in November:
21.3 days - Average sunshine days in December:
22.7 days
The month with the most sunshine days is January (23.3 days).
The month with the least sunshine days is July (15.1 days).
Average UV index
Freeburg, IL
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover
Freeburg, IL
The month with the most cloud cover is January (Cloud cover 50).
The months with the least cloud cover are June, July and August (Cloud cover 28).
Average visibility
Freeburg, 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).





