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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, like December, is a freezing cold winter month in Highwood, Illinois, with temperature in the range of an average low of 18.9°F (-7.3°C) and an average high of 28.6°F (-1.9°C). January, with an average high of 28.6°F (-1.9°C) and a low of 18.9°F (-7.3°C), signifies the coldest month of the year. Weather in January »
Weather in February
February, the last month of the winter in Highwood, is also a subzero cold month, with temperature in the range of an average high of 31.3°F (-0.4°C) and an average low of 21.6°F (-5.8°C). A minimal variation is noted in Highwood's average high-temperature at the onset of February, reaching a still freezing cold 31.3°F (-0.4°C) from January's 28.6°F (-1.9°C). Weather in February »
Weather in March
March, the first month of the spring in Highwood, is a cold month, with an average temperature varying between 41.5°F (5.3°C) and 31.5°F (-0.3°C). Highwood, Illinois, sees an increase in the average high-temperature with the arrival of March, moving from February's freezing cold 31.3°F (-0.4°C) to an icy 41.5°F (5.3°C). Weather in March »
Weather in April
April in Highwood, Illinois, is a cool spring month, with an average temperature ranging between min 39.7°F (4.3°C) and max 50.9°F (10.5°C). With the onset of April, Highwood's average high-temperature experiences a rise, moving from March's cold 41.5°F (5.3°C) to a fresh 50.9°F (10.5°C). Weather in April »
Weather in May
The last month of the spring, May, is an enjoyable month in Highwood, Illinois, with an average temperature fluctuating between 49.6°F (9.8°C) and 61.2°F (16.2°C). May brings a rise in Highwood's average high-temperature, moving from a cool 50.9°F (10.5°C) in April to a comfortable 61.2°F (16.2°C). Weather in May »
Weather in June
The first month of the summer, June, is an agreeable month in Highwood, Illinois, with temperature in the range of an average low of 59.4°F (15.2°C) and an average high of 71.1°F (21.7°C). The transition to June introduces an increase in the average high-temperature, shifting from an enjoyable 61.2°F (16.2°C) in May to a pleasant 71.1°F (21.7°C). Weather in June »
Weather in July
July in Highwood, Illinois, is a moderately hot summer month, with an average temperature varying between 77.7°F (25.4°C) and 66.7°F (19.3°C). Highwood witnesses the warmest weather in July, with temperatures averaging a high of 77.7°F (25.4°C) and a low of 66.7°F (19.3°C). Weather in July »
Weather in August
August, the last month of the summer in Highwood, is another warm month, with temperature in the range of an average low of 66.7°F (19.3°C) and an average high of 77.5°F (25.3°C). At the onset of August, Highwood records an average high-temperature of a still warm 77.5°F (25.3°C), showing little deviation from the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in Highwood, Illinois, with an average temperature ranging between min 60.1°F (15.6°C) and max 71.2°F (21.8°C). As August transitions into September, Highwood sees a gentle drop in the average high-temperature, transitioning from a moderately hot 77.5°F (25.3°C) to a pleasant 71.2°F (21.8°C). Weather in September »
Weather in October
October, like September, is another refreshing autumn month in Highwood, Illinois, with an average temperature fluctuating between 58.6°F (14.8°C) and 47.7°F (8.7°C). Transition from September to October is accompanied by a temperature drop, with average high-temperatures decreasing from a pleasant 71.2°F (21.8°C) to a refreshing 58.6°F (14.8°C). Weather in October »
Weather in November
November, the last month of the autumn in Highwood, is also a frosty month, with an average temperature varying between 35.1°F (1.7°C) and 45.5°F (7.5°C). Highwood observes a minor decrease in the average high-temperature with the arrival of November, falling from October's mild 58.6°F (14.8°C) to a frosty 45.5°F (7.5°C). Weather in November »
Weather in December
December, the first month of the winter in Highwood, is still a cold month, with temperature in the range of an average low of 26.2°F (-3.2°C) and an average high of 34.5°F (1.4°C). As Highwood enters December, the average high-temperature decreases from the a chilly 45.5°F (7.5°C) of November to a wintry 34.5°F (1.4°C). Weather in December »
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Highwood?
January, with its high-temperature average of 28.6°F (-1.9°C) and a low-temperature average of 18.9°F (-7.3°C), is the coldest month.
What are the most humid months in Highwood?
The months with the highest humidity in Highwood, Illinois, are January and February, with an average relative humidity of 82%.
How much does it rain in Highwood?
Throughout the year, there are 154.1 rainfall days, and 30.24" (768mm) of precipitation is accumulated.
When does it snow in Highwood?
January through April, October through December are months with snowfall in Highwood, Illinois.
When does it snow the most in Highwood?
January is the month with the most snowfall in Highwood. Snow falls for 11.9 days and accumulates 4.13" (105mm) of snow.
How much does it snow in Highwood?
In Highwood, Illinois, during the entire year, snow falls for 42.9 days and aggregates up to 13.82" (351mm) of snow.
What is the month with the least sunshine in Highwood?
With an average of 3.8h of sunshine, January has the least sunshine of the year in Highwood.
When is Daylight Saving Time (DST) in Highwood?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Highwood, 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 wettest month in Highwood?
The months with the most rainfall in Highwood, Illinois, are May and June, with an average 3.82" (97mm) of precipitation.
When it does not snow in Highwood?
In Highwood, snow does not fall in May through September.
When are the longest days in Highwood?
The month with the longest days in Highwood, Illinois, is June, with an average of 15h and 12min of daylight.
When is the highest UV index in Highwood?
The months with the highest UV index in Highwood are June through August, with an average maximum UV index of 6.
What time of the year is the hottest in Highwood?
With average temperatures fluctuating between a high of 77.7°F (25.4°C) and a low of 66.7°F (19.3°C), July stands out as the warmest month in Highwood, Illinois.
What month has the most sunshine in Highwood?
The month with the most sunshine in Highwood, Illinois, is August, with an average of 10.7h of sunshine.
What is the least humid month in Highwood?
The least humid month is October, with an average relative humidity of 73%.
What is the driest month in Highwood?
December is the month with the least rainfall. Rain falls for 8.6 days and accumulates 1.3" (33mm) of precipitation.
What is the month with the shortest days in Highwood?
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 Highwood?
December is the month with the lowest UV index in Highwood, Illinois, with an average maximum UV index of 1.
Average temperature
Highwood, IL
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (28.6°F).
The months with the highest average low temperature are July and August (66.7°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure
Highwood, IL
- Average pressure in January:
30.1"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 (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Highwood, IL
- Average wind speed in January:
11.9mph - Average wind speed in February:
11.6mph - Average wind speed in March:
10.7mph - Average wind speed in April:
10.8mph - Average wind speed in May:
9.1mph - Average wind speed in June:
8.1mph
- Average wind speed in July:
7.5mph - Average wind speed in August:
7.4mph - Average wind speed in September:
8.9mph - Average wind speed in October:
10.7mph - Average wind speed in November:
11.5mph - Average wind speed in December:
11.2mph
The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is August (7.4mph).
Average humidity
Highwood, IL
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (73%).
Average rainfall
Highwood, IL
- Average rainfall in January:
1.54" - Average rainfall in February:
1.54" - Average rainfall in March:
1.77" - Average rainfall in April:
3.43" - Average rainfall in May:
3.82" - Average rainfall in June:
3.82"
The wettest months (with the highest rainfall) are May and June (3.82").
The driest month (with the least rainfall) is December (1.3").
Average rainfall days
Highwood, IL
- Average rainfall days in January:
6.2 days - Average rainfall days in February:
5.9 days - Average rainfall days in March:
11.3 days - Average rainfall days in April:
16.1 days - Average rainfall days in May:
17.7 days - Average rainfall days in June:
16.6 days
- Average rainfall days in July:
17.4 days - Average rainfall days in August:
15.8 days - Average rainfall days in September:
13.6 days - Average rainfall days in October:
14.7 days - Average rainfall days in November:
10.2 days - Average rainfall days in December:
8.6 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (5.9 days).
Average snowfall
Highwood, IL
The month with the highest snowfall is January (4.13").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Highwood, IL
- Average snowfall days in January:
11.9 days - Average snowfall days in February:
9.5 days - Average snowfall days in March:
5.8 days - Average snowfall days in April:
2.4 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:
3.7 days - Average snowfall days in December:
9.1 days
The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Highwood, 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 5min - 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 5min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 4min - Average sunshine in September:
9h and 1min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days
Highwood, IL
- Average sunshine days in January:
12.8 days - Average sunshine days in February:
12.3 days - Average sunshine days in March:
14 days - Average sunshine days in April:
10.8 days - Average sunshine days in May:
11.2 days - Average sunshine days in June:
11.2 days
- Average sunshine days in July:
11.5 days - Average sunshine days in August:
13.1 days - Average sunshine days in September:
13.3 days - Average sunshine days in October:
13.6 days - Average sunshine days in November:
14.7 days - Average sunshine days in December:
15.3 days
The month with the most sunshine days is December (15.3 days).
The month with the least sunshine days is April (10.8 days).
Average UV index
Highwood, 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
Highwood, 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 27).
Average visibility
Highwood, 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).
Highwood, Illinois, USA
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