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 Deer Grove, Illinois, is a freezing cold winter month, with an average temperature ranging between min 15.6°F (-9.1°C) and max 27.5°F (-2.5°C). January stands out as Deer Grove's coldest month, with temperatures ranging between an average high of 27.5°F (-2.5°C) and a low of 15.6°F (-9.1°C). Weather in January »
Weather in February
The last month of the winter, February, is a wintry month in Deer Grove, Illinois, with an average temperature ranging between min 19.2°F (-7.1°C) and max 32°F (0°C). Deer Grove marks the onset of February with an average high-temperature of a wintry 32°F (0°C), subtly divergent from January's 27.5°F (-2.5°C). Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Deer Grove, Illinois, with an average temperature fluctuating between 46°F (7.8°C) and 31.6°F (-0.2°C). With the onset of March, Deer Grove experiences a temperature shift, with the average high-temperature moving from an icy 32°F (0°C) in February to a frosty 46°F (7.8°C). Weather in March »
Weather in April
April in Deer Grove, Illinois, is a moderate spring month, with temperature in the range of an average high of 58.1°F (14.5°C) and an average low of 41.9°F (5.5°C). The shift into April brings an increase in the average high-temperature, moving from a frosty 46°F (7.8°C) in March to a moderate 58.1°F (14.5°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Deer Grove, Illinois, with an average temperature ranging between max 70°F (21.1°C) and min 53.1°F (11.7°C). The arrival of May sees a shift in the average high-temperature, moving from a mild 58.1°F (14.5°C) in April to a pleasant 70°F (21.1°C). Weather in May »
Weather in June
June, the first month of the summer in Deer Grove, is a warm month, with an average temperature ranging between max 78.4°F (25.8°C) and min 61.3°F (16.3°C). Deer Grove's weather shows a minor temperature rise with the arrival of June, moving from a pleasant 70°F (21.1°C) in May to a moderately hot 78.4°F (25.8°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Deer Grove, Illinois, with temperature in the range of an average low of 64.2°F (17.9°C) and an average high of 80.2°F (26.8°C). During the warmest month, July, temperatures average a high of 80.2°F (26.8°C) and a low of 64.2°F (17.9°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Deer Grove, Illinois, with an average temperature varying between 62.1°F (16.7°C) and 79.5°F (26.4°C). The arrival of August coincides with an average high-temperature of a still moderately hot 79.5°F (26.4°C), indicating a minimal shift from July's 80.2°F (26.8°C). Weather in August »
Weather in September
September, the first month of the autumn in Deer Grove, is still a warm month, with an average temperature ranging between min 55.8°F (13.2°C) and max 74.3°F (23.5°C). Deer Grove observes an average high-temperature of a still warm 74.3°F (23.5°C) in September, barely different from 79.5°F (26.4°C) in August. Weather in September »
Weather in October
October, like September, in Deer Grove, Illinois, is another enjoyable autumn month, with an average temperature ranging between min 45°F (7.2°C) and max 61°F (16.1°C). The onset of October results in a decrease in the average high-temperature, receding from a warm 74.3°F (23.5°C) in September to a comfortable 61°F (16.1°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Deer Grove, Illinois, with an average temperature fluctuating between 32.9°F (0.5°C) and 46.2°F (7.9°C). November's onset witnesses a marked shift in the average high-temperature, moving from a refreshing 61°F (16.1°C) in October to a chilly 46.2°F (7.9°C). Weather in November »
Weather in December
December, the first month of the winter in Deer Grove, is also a wintry month, with temperature in the range of an average high of 34°F (1.1°C) and an average low of 23.9°F (-4.5°C). Deer Grove's transition into December involves a shift in temperature, receding from a chilly 46.2°F (7.9°C) in November to a wintry 34°F (1.1°C). Weather in December »
[Resources]Frequently asked questions
What month is the coldest in Deer Grove?
January is Deer Grove's coldest month, registering average high temperatures of 27.5°F (-2.5°C) and lows of 15.6°F (-9.1°C).
What is the driest month in Deer Grove?
January is the month with the least rainfall in Deer Grove, Illinois. Rain falls for 3.8 days and accumulates 0.55" (14mm) of precipitation.
How many days does it rain in Deer Grove?
Throughout the year, in Deer Grove, there are 114.5 rainfall days, and 12.72" (323mm) of precipitation is accumulated.
When does it snow in Deer Grove?
January through April, October through December are months with snowfall in Deer Grove.
What is the snowiest month in Deer Grove?
January is the month with the most snowfall in Deer Grove, Illinois. Snow falls for 10.1 days and accumulates 1.57" (40mm) of snow.
How many days does it snow in Deer Grove?
In Deer Grove, Illinois, during the entire year, snow falls for 31.5 days and aggregates up to 5.2" (132mm) of snow.
What is the month with the least sunshine in Deer Grove?
With an average of 3.7h of sunshine, January has the least sunshine of the year in Deer Grove, Illinois.
What are the months with the lowest UV index in Deer Grove?
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Deer Grove.
When is Daylight Saving Time (DST) in Deer Grove?
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 rainiest month in Deer Grove?
May is the month with the most rainfall. Rain falls for 15.3 days and accumulates 2.01" (51mm) of precipitation.
When it does not snow in Deer Grove?
May through September are months without snowfall in Deer Grove.
When are the longest days in Deer Grove?
June has the longest days of the year in Deer Grove, with an average of 15h and 6min of daylight.
What are the months with the most sunshine in Deer Grove?
June through August, with an average of 9.6h of sunshine, are months with the most sunshine in Deer Grove, Illinois.
What time of the year is the hottest in Deer Grove?
July proves to be the warmest month in Deer Grove, Illinois, recording an average peak temperature of 80.2°F (26.8°C) and a minimum temperature of 64.2°F (17.9°C).
What is the most humid month in Deer Grove?
With an average relative humidity of 85%, July is the most humid month.
When is the highest UV index in Deer Grove?
The month with the highest UV index in Deer Grove, Illinois, is July, with an average maximum UV index of 6.
What is the least humid month in Deer Grove?
With an average relative humidity of 73%, October is the least humid month in Deer Grove.
What is the month with the shortest days in Deer Grove?
December has the shortest days of the year, with an average of 9h and 12min of daylight.
Average temperature
Deer Grove, IL
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (27.5°F).
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).
Average pressure
Deer Grove, IL
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
Deer Grove, IL
- Average wind speed in January:
10.3mph - Average wind speed in February:
10.3mph - Average wind speed in March:
10.1mph - Average wind speed in April:
10.5mph - Average wind speed in May:
8.9mph - Average wind speed in June:
7.7mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.5mph - Average wind speed in September:
7.6mph - Average wind speed in October:
9.3mph - Average wind speed in November:
9.9mph - Average wind speed in December:
9.6mph
The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity
Deer Grove, IL
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (73%).
Average rainfall
Deer Grove, IL
- Average rainfall in January:
0.55" - Average rainfall in February:
0.63" - Average rainfall in March:
0.87" - Average rainfall in April:
1.46" - Average rainfall in May:
2.01" - Average rainfall in June:
1.42"
- Average rainfall in July:
1.34" - Average rainfall in August:
1.02" - Average rainfall in September:
0.94" - Average rainfall in October:
1.14" - Average rainfall in November:
0.71" - Average rainfall in December:
0.63"
The wettest month (with the highest rainfall) is May (2.01").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days
Deer Grove, IL
- Average rainfall days in January:
3.8 days - Average rainfall days in February:
4 days - Average rainfall days in March:
9.6 days - Average rainfall days in April:
12.8 days - Average rainfall days in May:
15.3 days - Average rainfall days in June:
13.8 days
- Average rainfall days in July:
13.2 days - Average rainfall days in August:
11.5 days - Average rainfall days in September:
9.1 days - Average rainfall days in October:
9.5 days - Average rainfall days in November:
7.1 days - Average rainfall days in December:
4.8 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (3.8 days).
Average snowfall
Deer Grove, IL
The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Deer Grove, IL
- Average snowfall days in January:
10.1 days - Average snowfall days in February:
8.1 days - Average snowfall days in March:
3.6 days - Average snowfall days in April:
0.9 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:
0.5 days - Average snowfall days in November:
1.8 days - Average snowfall days in December:
6.5 days
The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Deer Grove, IL
- Average daylight in January:
9h and 4min - 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 3min - 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 1min - 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 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
3h and 4min - Average sunshine in February:
3h and 5min - Average sunshine in March:
6h and 2min - Average sunshine in April:
7h and 4min - Average sunshine in May:
8h and 3min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 3min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 0min
The months with the most sunshine are June, July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days
Deer Grove, IL
- Average sunshine days in January:
19.2 days - Average sunshine days in February:
17.3 days - Average sunshine days in March:
18.4 days - Average sunshine days in April:
15.1 days - Average sunshine days in May:
13.6 days - Average sunshine days in June:
13.5 days
- Average sunshine days in July:
14.3 days - Average sunshine days in August:
16.1 days - Average sunshine days in September:
19.4 days - Average sunshine days in October:
19.7 days - Average sunshine days in November:
20.7 days - Average sunshine days in December:
20.8 days
The month with the most sunshine days is December (20.8 days).
The month with the least sunshine days is June (13.5 days).
Average UV index
Deer Grove, IL
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Deer Grove, IL
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 32).
Average visibility
Deer Grove, IL
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Deer Grove, Illinois, 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
