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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 Northfield, Illinois, is another subzero cold winter month, with an average temperature fluctuating between 18.9°F and 28.8°F. In Northfield, January records the lowest average temperatures, peaking at 28.8°F and reaching a low of 18.9°F. Weather in January »
Weather in February
The last month of the winter, February, is another freezing cold month in Northfield, Illinois, with an average temperature varying between 31.8°F and 21.6°F. The arrival of February brings an average high-temperature of a still subzero cold 31.8°F, nearly identical to January's 28.8°F. Weather in February »
Weather in March
The first month of the spring, March, is a cold month in Northfield, Illinois, with an average temperature ranging between max 42.3°F and min 31.5°F. The start of March signals an increase in the average high-temperature, moving from a freezing cold 31.8°F in February to an icy 42.3°F. Weather in March »
Weather in April
April in Northfield, Illinois, is a cool spring month, with temperature in the range of an average high of 52°F and an average low of 39.7°F. The transition from March to April brings a temperature rise, with average high-temperatures increasing from a wintry 42.3°F to a fresh 52°F. Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Northfield, Illinois, with an average temperature fluctuating between 50.4°F and 62.8°F. With the transition into May, Northfield experiences an increase in average high-temperatures, moving up from a cool 52°F in April to an enjoyable 62.8°F. Weather in May »
Weather in June
June, the first month of the summer in Northfield, is an agreeable month, with an average temperature fluctuating between 72.5°F and 60.1°F. As May transitions into June, Northfield sees a rise in the average high-temperature, moving from a comfortable 62.8°F to an agreeable 72.5°F. Weather in June »
Weather in July
July in Northfield, Illinois, is a warm summer month, with temperature in the range of an average high of 79.2°F and an average low of 67.1°F. July is the warmest month of the year, registering average temperatures as high as 79.2°F and as low as 67.1°F. Weather in July »
Weather in August
August, the last month of the summer in Northfield, is also a moderately hot month, with an average temperature varying between 78.1°F and 66.9°F. August's beginning signals an average high-temperature of a still moderately hot 78.1°F, barely different from July's 79.2°F. Weather in August »
Weather in September
September, the first month of the autumn in Northfield, is still a pleasant month, with temperature in the range of an average high of 71.6°F and an average low of 60.3°F. Northfield's progression into September involves a gentle drop in the average high-temperature, from a warm 78.1°F in August to a pleasant 71.6°F. Weather in September »
Weather in October
October, the same as September, in Northfield, Illinois, is another mild autumn month, with an average temperature ranging between max 59.5°F and min 47.7°F. Northfield's weather in October involves a decrease in the average high-temperature, moving down from September's pleasant 71.6°F to a mild 59.5°F. Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Northfield, Illinois, with an average temperature varying between 35.1°F and 45.5°F. November comes with a drop in the average high-temperature, falling from October's refreshing 59.5°F to a chilly 45.5°F. Weather in November »
Weather in December
December, the first month of the winter in Northfield, is also a wintry month, with an average temperature varying between 26.1°F and 34.9°F. In Northfield, entering December brings a temperature decrement, reducing from November's frosty 45.5°F to an icy 34.9°F. Weather in December »
[Resources]Frequently asked questions
What part of the year is the coldest in Northfield?
January, marked by an average high-temperature of 28.8°F and a low-temperature of 18.9°F, is the coldest month.
What is the most humid month in Northfield?
With an average relative humidity of 82%, January is the most humid month.
How many days does it rain in Northfield?
In Northfield, Illinois, during the entire year, the rain falls for 164.7 days and collects up to 35.28" of precipitation.
When does it snow in Northfield?
Months with snowfall are January through May, October through December.
When does it snow the most in Northfield?
January is the month with the most snowfall. Snow falls for 13.1 days and accumulates 4.84" of snow.
How many days does it snow in Northfield?
Throughout the year, there are 47.6 snowfall days, and 17.8" of snow is accumulated.
What is the month with the least sunshine in Northfield?
The month with the least sunshine in Northfield is January, with an average of 3.7h of sunshine.
When is Daylight Saving Time (DST) in Northfield?
On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Northfield, Illinois, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from CDT to CST.
What is the wettest month in Northfield?
The wettest months in Northfield, Illinois, are May and June, with an average 4.57" of rainfall.
When it does not snow in Northfield?
June through September are months without snowfall.
When are the longest days in Northfield?
With an average of 15h and 12min of daylight, June has the longest days of the year in Northfield, Illinois.
What is the month with the highest UV index in Northfield?
The months with the highest UV index in Northfield, Illinois, are June through August, with an average maximum UV index of 6.
What is the hottest time of year in Northfield?
July, recognised by an average high temperature of 79.2°F and a low of 67.1°F, is Northfield's warmest month.
What are the months with the most sunshine in Northfield?
July and August, with an average of 10.4h of sunshine, are months with the most sunshine in Northfield.
What is the least humid month in Northfield?
With an average relative humidity of 73%, October is the least humid month.
What is the driest month in Northfield?
December is the month with the least rainfall in Northfield. Rain falls for 9.1 days and accumulates 1.65" of precipitation.
What is the month with the shortest days in Northfield?
With an average of 9h and 12min of daylight, December has the shortest days of the year.
What is the month with the lowest UV index in Northfield?
The month with the lowest UV index in Northfield is December, with an average maximum UV index of 1.
Average temperature
Northfield, IL
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (28.8°F).
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure
Northfield, IL
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.09"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
Northfield, IL
- Average wind speed in January:
11.5mph - Average wind speed in February:
11.1mph - Average wind speed in March:
10.4mph - Average wind speed in April:
10.6mph - Average wind speed in May:
8.9mph - Average wind speed in June:
8mph
- Average wind speed in July:
7.3mph - Average wind speed in August:
7.1mph - Average wind speed in September:
8.6mph - Average wind speed in October:
10.3mph - Average wind speed in November:
11mph - Average wind speed in December:
10.7mph
The windiest month (with the highest average wind speed) is January (11.5mph).
The calmest month (with the lowest average wind speed) is August (7.1mph).
Average humidity
Northfield, IL
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (73%).
Average rainfall
Northfield, IL
- Average rainfall in January:
1.77" - Average rainfall in February:
1.85" - Average rainfall in March:
2.01" - Average rainfall in April:
3.78" - Average rainfall in May:
4.57" - Average rainfall in June:
4.57"
The wettest months (with the highest rainfall) are May and June (4.57").
The driest month (with the least rainfall) is December (1.65").
Average rainfall days
Northfield, IL
- Average rainfall days in January:
7.3 days - Average rainfall days in February:
6.1 days - Average rainfall days in March:
12.2 days - Average rainfall days in April:
16.5 days - Average rainfall days in May:
19.1 days - Average rainfall days in June:
18.2 days
- Average rainfall days in July:
18.4 days - Average rainfall days in August:
17.7 days - Average rainfall days in September:
14.8 days - Average rainfall days in October:
14.5 days - Average rainfall days in November:
10.8 days - Average rainfall days in December:
9.1 days
The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is February (6.1 days).
Average snowfall
Northfield, IL
- Average snowfall in January:
4.84" - Average snowfall in February:
4.65" - Average snowfall in March:
1.22" - Average snowfall in April:
2.44" - Average snowfall in May:
0.08" - Average snowfall in June:
0"
The month with the highest snowfall is January (4.84").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Northfield, IL
- Average snowfall days in January:
13.1 days - Average snowfall days in February:
11.2 days - Average snowfall days in March:
6.7 days - Average snowfall days in April:
2.3 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:
0.3 days - Average snowfall days in November:
3.9 days - Average snowfall days in December:
10 days
The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Northfield, 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 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 12min).
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 1min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 0min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 0min
The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days
Northfield, IL
- Average sunshine days in January:
11.8 days - Average sunshine days in February:
10.9 days - Average sunshine days in March:
13.3 days - Average sunshine days in April:
10.2 days - Average sunshine days in May:
10 days - Average sunshine days in June:
9.2 days
- Average sunshine days in July:
9.3 days - Average sunshine days in August:
10.5 days - Average sunshine days in September:
11.7 days - Average sunshine days in October:
13.4 days - Average sunshine days in November:
15.5 days - Average sunshine days in December:
14.3 days
The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is June (9.2 days).
Average UV index
Northfield, IL
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Northfield, IL
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility
Northfield, 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).
Northfield, Illinois, USA
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