Climate and monthly weather forecastFox River Grove, IL
Climate and monthly weather forecast
Weather in January
January, like December, is a freezing cold winter month in Fox River Grove, Illinois, with temperature in the range of an average low of 15.3°F (-9.3°C) and an average high of 27°F (-2.8°C). Temperature readings reach their annual highs in January, averaging 27°F (-2.8°C) and a minimum average of 15.3°F (-9.3°C). Weather in January »Weather in February
February, the last month of the winter in Fox River Grove, is also a subzero cold month, with temperature in the range of an average low of 18°F (-7.8°C) and an average high of 30.6°F (-0.8°C). The beginning of February reveals an average high-temperature of a still freezing cold 30.6°F (-0.8°C), showing minimal deviation from the previous month. Weather in February »Weather in March
The first month of the spring, March, is a chilly month in Fox River Grove, Illinois, with an average temperature ranging between min 29.7°F (-1.3°C) and max 43.5°F (6.4°C). Fox River Grove in March experiences an increase in the average high-temperature, moving from February's subzero cold 30.6°F (-0.8°C) to a frosty 43.5°F (6.4°C). Weather in March »Weather in April
April in Fox River Grove, Illinois, is a fresh spring month, with an average temperature fluctuating between 38.8°F (3.8°C) and 54.7°F (12.6°C). Noticing a change, the average high-temperature during April moves from March's frosty 43.5°F (6.4°C) to a fresh 54.7°F (12.6°C). Weather in April »Weather in May
The last month of the spring, May, is an enjoyable month in Fox River Grove, Illinois, with an average temperature ranging between max 66.7°F (19.3°C) and min 49.8°F (9.9°C). Fox River Grove experiences a temperature shift with the start of May, with average high-temperatures moving from a fresh 54.7°F (12.6°C) in April to an enjoyable 66.7°F (19.3°C). Weather in May »Weather in June
The first month of the summer, June, is a warm month in Fox River Grove, Illinois, with an average temperature ranging between max 76.1°F (24.5°C) and min 59.2°F (15.1°C). June's onset brings a rise in the average high-temperature, moving from an enjoyable 66.7°F (19.3°C) in May to a moderately hot 76.1°F (24.5°C). Weather in June »Weather in July
July, like June, in Fox River Grove, Illinois, is a moderately hot summer month, with an average temperature ranging between min 63.5°F (17.5°C) and max 79.9°F (26.6°C). July, recording an average high temperature of 79.9°F (26.6°C) and a low temperature of 63.5°F (17.5°C), is Fox River Grove's warmest month. Weather in July »Weather in August
August, the last month of the summer in Fox River Grove, is also a moderately hot month, with temperature in the range of an average high of 78.4°F (25.8°C) and an average low of 62.2°F (16.8°C). In August, Fox River Grove notes an average high-temperature of a still warm 78.4°F (25.8°C), hardly different from the preceding month. Weather in August »Weather in September
September, the first month of the autumn in Fox River Grove, is also an agreeable month, with temperature in the range of an average low of 55.8°F (13.2°C) and an average high of 72.5°F (22.5°C). The arrival of September correlates with a minor temperature reduction, down from August's moderately hot 78.4°F (25.8°C) to an agreeable 72.5°F (22.5°C). Weather in September »Weather in October
October, like September, is a moderate autumn month in Fox River Grove, Illinois, with an average temperature fluctuating between 59°F (15°C) and 44.2°F (6.8°C). October's arrival corresponds with a decrease in average high-temperatures, from September's agreeable 72.5°F (22.5°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 Fox River Grove, Illinois, with an average temperature fluctuating between 45.1°F (7.3°C) and 32.4°F (0.2°C). With November's onset, the weather shows a temperature decrease, transitioning from a mild 59°F (15°C) in October to a frosty 45.1°F (7.3°C). Weather in November »Weather in December
December, the first month of the winter in Fox River Grove, is also a wintry month, with an average temperature ranging between min 23.2°F (-4.9°C) and max 33.3°F (0.7°C). In Fox River Grove, the average high-temperature in December decreases from a frosty 45.1°F (7.3°C) in November to a cold 33.3°F (0.7°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Fox River Grove, 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°F).
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).
Average pressure
Fox River Grove, IL
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.95"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 month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Fox River Grove, IL
- Average wind speed in January:
10mph - Average wind speed in February:
9.9mph - Average wind speed in March:
9.6mph - Average wind speed in April:
9.8mph - Average wind speed in May:
8.3mph - Average wind speed in June:
7.2mph
- Average wind speed in July:
6.5mph - Average wind speed in August:
6.2mph - Average wind speed in September:
7.2mph - Average wind speed in October:
8.8mph - Average wind speed in November:
9.4mph - Average wind speed in December:
9.3mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity
Fox River Grove, IL
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall
Fox River Grove, IL
- Average rainfall in January:
1.3" - Average rainfall in February:
1.34" - Average rainfall in March:
1.42" - Average rainfall in April:
2.83" - Average rainfall in May:
2.83" - Average rainfall in June:
3.15"
- Average rainfall in July:
2.52" - Average rainfall in August:
2.68" - Average rainfall in September:
1.69" - Average rainfall in October:
2.09" - Average rainfall in November:
1.22" - Average rainfall in December:
1.1"
The wettest month (with the highest rainfall) is June (3.15").
The driest month (with the least rainfall) is December (1.1").
Average rainfall days
Fox River Grove, IL
- Average rainfall days in January:
5.3 days - Average rainfall days in February:
5.3 days - Average rainfall days in March:
11.7 days - Average rainfall days in April:
15.5 days - Average rainfall days in May:
18.1 days - Average rainfall days in June:
17.2 days
- Average rainfall days in July:
18.8 days - Average rainfall days in August:
16.3 days - Average rainfall days in September:
12.4 days - Average rainfall days in October:
13.7 days - Average rainfall days in November:
8.9 days - Average rainfall days in December:
8 days
The month with the highest number of rainy days is July (18.8 days).
The months with the least rainy days are January and February (5.3 days).
Average snowfall
Fox River Grove, IL
- Average snowfall in January:
3.82" - Average snowfall in February:
3.43" - Average snowfall in March:
1.77" - Average snowfall in April:
1.97" - Average snowfall in May:
0.08" - Average snowfall in June:
0"
The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Fox River Grove, IL
- Average snowfall days in January:
13.2 days - Average snowfall days in February:
10.8 days - Average snowfall days in March:
7.2 days - Average snowfall days in April:
2.4 days - Average snowfall days in May:
0.1 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:
3.9 days - Average snowfall days in December:
10.8 days
The month with the highest number of snowfall days is January (13.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Fox River Grove, 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 6min - Average daylight in November:
9h and 48min - Average daylight in December:
9h and 12min
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 12min).
- Average sunshine in January:
3h and 36min - Average sunshine in February:
3h and 48min - Average sunshine in March:
6h and 6min - Average sunshine in April:
7h and 30min - Average sunshine in May:
8h and 30min - Average sunshine in June:
9h and 42min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
9h and 54min - Average sunshine in September:
9h and 0min - Average sunshine in October:
5h and 30min - Average sunshine in November:
5h and 6min - Average sunshine in December:
4h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days
Fox River Grove, IL
- Average sunshine days in January:
13.7 days - Average sunshine days in February:
11.6 days - Average sunshine days in March:
13.9 days - Average sunshine days in April:
10.8 days - Average sunshine days in May:
10.3 days - Average sunshine days in June:
10 days
- Average sunshine days in July:
10.4 days - Average sunshine days in August:
10.6 days - Average sunshine days in September:
14.2 days - Average sunshine days in October:
14.2 days - Average sunshine days in November:
16.2 days - Average sunshine days in December:
14.8 days
The month with the most sunshine days is November (16.2 days).
The month with the least sunshine days is June (10 days).
Average UV index
Fox River Grove, IL
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Fox River Grove, IL
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are August and September (Cloud cover 31).
Average visibility
Fox River Grove, IL
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).





