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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 Lehigh, Illinois, with an average temperature varying between 18.3°F (-7.6°C) and 30°F (-1.1°C). The coldest period is January, when temperatures fluctuate between an average high of 30°F (-1.1°C) and a low of 18.3°F (-7.6°C). Weather in January »
Weather in February
February, the last month of the winter in Lehigh, is a cold month, with an average temperature ranging between max 34.2°F (1.2°C) and min 21.6°F (-5.8°C). As January turns into February, the average high-temperatures rest at an icy 34.2°F (1.2°C), showing a minor variation from the prior month. Weather in February »
Weather in March
March, the first month of the spring in Lehigh, is a chilly month, with an average temperature ranging between min 33.3°F (0.7°C) and max 47.3°F (8.5°C). The arrival of March brings a change in Lehigh's weather, with average high-temperatures moving from February's cold 34.2°F (1.2°C) to a frosty 47.3°F (8.5°C). Weather in March »
Weather in April
April in Lehigh, Illinois, is a moderate spring month, with an average temperature fluctuating between 59.5°F (15.3°C) and 43.5°F (6.4°C). As Lehigh transitions into April, the average high-temperature is observed to rise from a frosty 47.3°F (8.5°C) in March to a refreshing 59.5°F (15.3°C). Weather in April »
Weather in May
May, the last month of the spring in Lehigh, is a pleasant month, with an average temperature varying between 54.1°F (12.3°C) and 71.2°F (21.8°C). May brings a temperature change, with average high-temperatures moving from April's mild 59.5°F (15.3°C) to an agreeable 71.2°F (21.8°C). Weather in May »
Weather in June
June, the first month of the summer in Lehigh, is a moderately hot month, with an average temperature ranging between max 79.3°F (26.3°C) and min 62.2°F (16.8°C). The commencement of June sees a minor shift in the average high-temperature, moving from a pleasant 71.2°F (21.8°C) in May to a moderately hot 79.3°F (26.3°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Lehigh, Illinois, with an average temperature varying between 64.2°F (17.9°C) and 81.1°F (27.3°C). Temperature records mark July as the warmest month, with highs averaging 81.1°F (27.3°C) and lows at 64.2°F (17.9°C). July's heat index is computed to be a tropical 87.8°F (31°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Lehigh, Illinois, with temperature in the range of an average high of 79.7°F (26.5°C) and an average low of 62.6°F (17°C). The shift into August reveals an average high-temperature of a still moderately hot 79.7°F (26.5°C), closely mirroring July's climate. Weather in August »
Weather in September
September, the first month of the autumn in Lehigh, is still a warm month, with an average temperature fluctuating between 57.2°F (14°C) and 75°F (23.9°C). The arrival of September brings an average high-temperature of a still warm 75°F (23.9°C), closely following the temperature pattern of August. Weather in September »
Weather in October
October, like September, in Lehigh, Illinois, is another comfortable autumn month, with an average temperature fluctuating between 61.9°F (16.6°C) and 46.8°F (8.2°C). October brings a decrease in the average high-temperature, shifting from a moderately hot 75°F (23.9°C) in September to a refreshing 61.9°F (16.6°C). Weather in October »
Weather in November
November, the last month of the autumn in Lehigh, is another chilly month, with temperature in the range of an average high of 47.5°F (8.6°C) and an average low of 34.9°F (1.6°C). November's onset witnesses a marked shift in the average high-temperature, moving from a refreshing 61.9°F (16.6°C) in October to a chilly 47.5°F (8.6°C). Weather in November »
Weather in December
December, the first month of the winter in Lehigh, is also an icy month, with an average temperature ranging between min 26.1°F (-3.3°C) and max 36.3°F (2.4°C). The average high-temperature drops in December, from November's frosty 47.5°F (8.6°C) to a cold 36.3°F (2.4°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in Lehigh?
During the coldest month in Lehigh, January, temperatures average a high of 30°F (-1.1°C) and a low of 18.3°F (-7.6°C).
How much does it rain in Lehigh?
Throughout the year, there are 142.1 rainfall days, and 22.56" (573mm) of precipitation is accumulated.
When does it snow in Lehigh?
Months with snowfall in Lehigh, Illinois, are January through April, October through December.
When does it snow the most in Lehigh?
The month with the most snowfall in Lehigh is January, when snow falls for 11.7 days and typically aggregates up to 2.17" (55mm) of snow.
How many days does it snow in Lehigh?
Throughout the year, in Lehigh, Illinois, there are 39 snowfall days, and 9.02" (229mm) of snow is accumulated.
What is the month with the least sunshine in Lehigh?
With an average of 3.8h of sunshine, January has the least sunshine of the year in Lehigh.
When is the lowest UV index in Lehigh?
The months with the lowest UV index are January and December, with an average maximum UV index of 1.
What is the driest month in Lehigh?
The month with the least rainfall is February, when the rain falls for 5 days and typically collects 1.06" (27mm) of precipitation.
When is Daylight Saving Time (DST) in Lehigh?
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 Lehigh?
May is the month with the most rainfall in Lehigh, Illinois. Rain falls for 17.8 days and accumulates 3.27" (83mm) of precipitation.
When it does not snow in Lehigh?
May through September are months without snowfall in Lehigh.
When are the longest days in Lehigh?
With an average of 15h and 6min of daylight, June has the longest days of the year in Lehigh, Illinois.
What are the months with the most sunshine in Lehigh?
The months with the most sunshine are June and July, with an average of 9.7h of sunshine.
What is the month with the highest UV index in Lehigh?
The months with the highest UV index in Lehigh, Illinois, are June and July, with an average maximum UV index of 6.
What is the warmest month in Lehigh?
Lehigh's warmest weather arrives in July, when temperatures average a high of 81.1°F (27.3°C) and a low of 64.2°F (17.9°C).
What is the most humid month in Lehigh?
July is the most humid month in Lehigh, with an average relative humidity of 85%.
What is the least humid month in Lehigh?
The least humid month is October, with an average relative humidity of 72%.
What is the month with the shortest days in Lehigh?
With an average of 9h and 18min of daylight, December has the shortest days of the year in Lehigh.
Average temperature
Lehigh, 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 (30°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 (18.3°F).
Average pressure
Lehigh, IL
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.1"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:
30.11"Hg - Average pressure in December:
30.11"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
Lehigh, IL
- Average wind speed in January:
10.2mph - Average wind speed in February:
10mph - Average wind speed in March:
9.8mph - Average wind speed in April:
10.2mph - Average wind speed in May:
8.7mph - Average wind speed in June:
7.6mph
- Average wind speed in July:
6.3mph - Average wind speed in August:
6.2mph - Average wind speed in September:
7.2mph - Average wind speed in October:
9mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.6mph
The windiest months (with the highest average wind speed) are January and April (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity
Lehigh, IL
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Lehigh, IL
- Average rainfall in January:
1.14" - Average rainfall in February:
1.06" - Average rainfall in March:
1.5" - Average rainfall in April:
2.28" - Average rainfall in May:
3.27" - Average rainfall in June:
2.76"
- Average rainfall in July:
2.4" - Average rainfall in August:
2.24" - Average rainfall in September:
1.57" - Average rainfall in October:
2.01" - Average rainfall in November:
1.18" - Average rainfall in December:
1.14"
The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is February (1.06").
Average rainfall days
Lehigh, IL
- Average rainfall days in January:
5.5 days - Average rainfall days in February:
5 days - Average rainfall days in March:
11.5 days - Average rainfall days in April:
14.7 days - Average rainfall days in May:
17.8 days - Average rainfall days in June:
16.8 days
- Average rainfall days in July:
17.4 days - Average rainfall days in August:
15 days - Average rainfall days in September:
12.2 days - Average rainfall days in October:
11 days - Average rainfall days in November:
7.9 days - Average rainfall days in December:
7.3 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (5 days).
Average snowfall
Lehigh, IL
The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Lehigh, IL
- Average snowfall days in January:
11.7 days - Average snowfall days in February:
9.1 days - Average snowfall days in March:
5.2 days - Average snowfall days in April:
1.4 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:
0.4 days - Average snowfall days in November:
2.7 days - Average snowfall days in December:
8.5 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Lehigh, 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:
3h and 5min - Average sunshine in March:
6h and 0min - Average sunshine in April:
7h and 4min - Average sunshine in May:
8h and 5min - 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 4min - Average sunshine in October:
5h and 5min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 2min
The months with the most sunshine are June and July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days
Lehigh, IL
- Average sunshine days in January:
15.1 days - Average sunshine days in February:
14 days - Average sunshine days in March:
15 days - Average sunshine days in April:
11.6 days - Average sunshine days in May:
10.8 days - Average sunshine days in June:
10 days
- Average sunshine days in July:
9.3 days - Average sunshine days in August:
11.8 days - Average sunshine days in September:
14.7 days - Average sunshine days in October:
17.1 days - Average sunshine days in November:
18.7 days - Average sunshine days in December:
16.8 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.3 days).
Average UV index
Lehigh, 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
Lehigh, IL
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 34).
Average visibility
Lehigh, 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).
Lehigh, Illinois, USA
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