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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 Essex, Illinois, with an average temperature fluctuating between 18°F (-7.8°C) and 29.8°F (-1.2°C). Essex's coldest temperatures are experienced in January, with average high temperatures of 29.8°F (-1.2°C) and lows of 18°F (-7.8°C). Weather in January »
Weather in February
The last month of the winter, February, is a wintry month in Essex, Illinois, with an average temperature fluctuating between 33.6°F (0.9°C) and 20.8°F (-6.2°C). As Essex welcomes February, the average high-temperature is noted at a wintry 33.6°F (0.9°C), closely aligning with the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Essex, is a chilly month, with an average temperature varying between 47.5°F (8.6°C) and 32.9°F (0.5°C). Observing a rise in March, the average high-temperature goes from February's icy 33.6°F (0.9°C) to a frosty 47.5°F (8.6°C). Weather in March »
Weather in April
April is a moderate spring month in Essex, Illinois, with an average temperature fluctuating between 58.8°F (14.9°C) and 42.6°F (5.9°C). The shift from March to April is marked by an increase in the average high-temperature, moving from a chilly 47.5°F (8.6°C) to a moderate 58.8°F (14.9°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Essex, Illinois, with an average temperature fluctuating between 70.9°F (21.6°C) and 54.1°F (12.3°C). May witnesses an increase in the average high-temperature, moving from a mild 58.8°F (14.9°C) in April to an agreeable 70.9°F (21.6°C). Weather in May »
Weather in June
June, the first month of the summer in Essex, is a moderately hot month, with an average temperature varying between 79.3°F (26.3°C) and 62.2°F (16.8°C). June signifies a subtle uplift in the average high-temperature, adjusting from a pleasant 70.9°F (21.6°C) in May to a moderately hot 79.3°F (26.3°C). Weather in June »
Weather in July
July, like June, in Essex, Illinois, is a moderately hot summer month, with temperature in the range of an average low of 64.4°F (18°C) and an average high of 81.1°F (27.3°C). In Essex, the highest average temperatures are observed in July, with a high of 81.1°F (27.3°C) and a low of 64.4°F (18°C). The heat index in July is calculated to be a tropical 87.8°F (31°C). Weather in July »
Weather in August
August, the last month of the summer in Essex, is also a moderately hot month, with an average temperature varying between 62.2°F (16.8°C) and 79.7°F (26.5°C). With the advent of August, Essex's high-temperatures adjust to a still moderately hot 79.7°F (26.5°C), closely aligning with the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Essex, Illinois, with an average temperature ranging between min 56.8°F (13.8°C) and max 74.8°F (23.8°C). September's arrival brings an average high-temperature of a still warm 74.8°F (23.8°C), demonstrating subtle variation from the preceding month. Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Essex, Illinois, with an average temperature varying between 46.2°F (7.9°C) and 62.1°F (16.7°C). As Essex enters October, the average high-temperature decreases from the a warm 74.8°F (23.8°C) of September to a refreshing 62.1°F (16.7°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Essex, Illinois, with an average temperature ranging between min 34.2°F (1.2°C) and max 47.3°F (8.5°C). November signals a clear temperature drop, with average high-temperatures decreasing from October's comfortable 62.1°F (16.7°C) to a frosty 47.3°F (8.5°C). Weather in November »
Weather in December
December, the first month of the winter in Essex, is also an icy month, with an average temperature varying between 35.6°F (2°C) and 25.7°F (-3.5°C). The average high-temperature drops in December, from November's chilly 47.3°F (8.5°C) to a wintry 35.6°F (2°C). Weather in December »
[Resources]Frequently asked questions
What month is the coldest in Essex?
Essex's January weather reaches an average high of 29.8°F (-1.2°C) and an average low of 18°F (-7.8°C), making it the coldest month.
How many days does it rain in Essex?
Throughout the year, in Essex, Illinois, there are 140.4 rainfall days, and 21.5" (546mm) of precipitation is accumulated.
When does it snow in Essex?
Months with snowfall in Essex, Illinois, are January through April, October through December.
How much does it snow in Essex?
Throughout the year, in Essex, Illinois, there are 38.1 snowfall days, and 9.13" (232mm) of snow is accumulated.
What is the month with the least sunshine in Essex?
January has the least sunshine of the year in Essex, with an average of 3.9h of sunshine.
What are the months with the lowest UV index in Essex?
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Essex, Illinois.
What is the driest month in Essex?
The month with the least rainfall is February, when the rain falls for 5.1 days and typically collects 0.98" (25mm) of precipitation.
What is the snowiest month in Essex?
February is the month with the most snowfall in Essex. Snow falls for 8.9 days and accumulates 2.52" (64mm) of snow.
When is Daylight Saving Time (DST) in Essex?
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 wettest month in Essex?
The month with the most rainfall in Essex, Illinois, is May, when the rain falls for 17.1 days and typically aggregates up to 2.91" (74mm) of precipitation.
When it does not snow in Essex?
May through September are months without snowfall in Essex, Illinois.
When are the longest days in Essex?
With an average of 15h and 6min of daylight, June has the longest days of the year in Essex.
What month has the most sunshine in Essex?
The month with the most sunshine in Essex is June, with an average of 9.9h of sunshine.
When is the highest UV index in Essex?
June and July, with an average maximum UV index of 6, are months with the highest UV index.
What time of the year is the hottest in Essex?
July brings the highest temperatures in Essex, Illinois, with an average high of 81.1°F (27.3°C) and an average low of 64.4°F (18°C).
What is the most humid month in Essex?
The most humid month in Essex, Illinois, is July, with an average relative humidity of 84%.
What is the least humid month in Essex?
October is the least humid month in Essex, Illinois, with an average relative humidity of 72%.
What is the month with the shortest days in Essex?
December has the shortest days of the year, with an average of 9h and 18min of daylight.
Average temperature
Essex, IL
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.8°F).
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure
Essex, IL
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.08"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:
30.01"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Essex, IL
- Average wind speed in January:
10.1mph - Average wind speed in February:
9.9mph - Average wind speed in March:
9.8mph - Average wind speed in April:
10.1mph - Average wind speed in May:
8.6mph - Average wind speed in June:
7.5mph
- Average wind speed in July:
6.2mph - Average wind speed in August:
6mph - Average wind speed in September:
7.1mph - Average wind speed in October:
8.9mph - Average wind speed in November:
9.6mph - Average wind speed in December:
9.4mph
The windiest months (with the highest average wind speed) are January and April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity
Essex, IL
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Essex, IL
- Average rainfall in January:
1.06" - Average rainfall in February:
0.98" - Average rainfall in March:
1.34" - Average rainfall in April:
2.28" - Average rainfall in May:
2.91" - Average rainfall in June:
2.64"
- Average rainfall in July:
2.4" - Average rainfall in August:
2.13" - Average rainfall in September:
1.65" - Average rainfall in October:
1.97" - Average rainfall in November:
1.06" - Average rainfall in December:
1.06"
The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days
Essex, IL
- Average rainfall days in January:
5.3 days - Average rainfall days in February:
5.1 days - Average rainfall days in March:
11 days - Average rainfall days in April:
14.3 days - Average rainfall days in May:
17.1 days - Average rainfall days in June:
16.9 days
- Average rainfall days in July:
17.3 days - Average rainfall days in August:
14.8 days - Average rainfall days in September:
12.2 days - Average rainfall days in October:
11.2 days - Average rainfall days in November:
8 days - Average rainfall days in December:
7.2 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (5.1 days).
Average snowfall
Essex, IL
The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Essex, IL
- Average snowfall days in January:
11.5 days - Average snowfall days in February:
8.9 days - Average snowfall days in March:
5.5 days - Average snowfall days in April:
1.3 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:
0.3 days - Average snowfall days in November:
2.1 days - Average snowfall days in December:
8.5 days
The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Essex, 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 2min
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 18min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
4h and 0min - 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:
9h and 5min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 5min - Average sunshine in September:
8h and 5min - Average sunshine in October:
6h and 0min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 2min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days
Essex, IL
- Average sunshine days in January:
15.5 days - Average sunshine days in February:
14.3 days - Average sunshine days in March:
14.5 days - Average sunshine days in April:
12.2 days - Average sunshine days in May:
11 days - Average sunshine days in June:
10 days
- Average sunshine days in July:
9.5 days - Average sunshine days in August:
10.9 days - Average sunshine days in September:
14.9 days - Average sunshine days in October:
17.2 days - Average sunshine days in November:
19.3 days - Average sunshine days in December:
17.3 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (9.5 days).
Average UV index
Essex, IL
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Essex, IL
The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 33).
Average visibility
Essex, 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).
Essex, Illinois, USA
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