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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, is an icy winter month in Bethany, Illinois, with an average temperature fluctuating between 21.6°F (-5.8°C) and 33.6°F (0.9°C). Bethany's coldest temperatures are experienced in January, with average high temperatures of 33.6°F (0.9°C) and lows of 21.6°F (-5.8°C). Weather in January »
Weather in February
February, the last month of the winter in Bethany, is also an icy month, with an average temperature ranging between max 38.7°F (3.7°C) and min 25.5°F (-3.6°C). Bethany starts February with an average high-temperature of a still cold 38.7°F (3.7°C), a minor shift from January's 33.6°F (0.9°C). Weather in February »
Weather in March
March, the first month of the spring in Bethany, is a cool month, with temperature in the range of an average high of 50.5°F (10.3°C) and an average low of 36.1°F (2.3°C). In March, the average high-temperature increases from a cold 38.7°F (3.7°C) in February to a fresh 50.5°F (10.3°C). Weather in March »
Weather in April
April in Bethany, Illinois, is a comfortable spring month, with an average temperature varying between 62.2°F (16.8°C) and 46°F (7.8°C). April marks a rise in the average high-temperature, moving from March's fresh 50.5°F (10.3°C) to a comfortable 62.2°F (16.8°C). Weather in April »
Weather in May
May, the last month of the spring in Bethany, is an agreeable month, with an average temperature ranging between max 72.9°F (22.7°C) and min 56.7°F (13.7°C). May shows a rise in the average high-temperature, moving from April's comfortable 62.2°F (16.8°C) to a pleasant 72.9°F (22.7°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Bethany, Illinois, with an average temperature fluctuating between 81.1°F (27.3°C) and 64.2°F (17.9°C). June signifies a subtle uplift in the average high-temperature, adjusting from an agreeable 72.9°F (22.7°C) in May to a warm 81.1°F (27.3°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Bethany, Illinois, with an average temperature fluctuating between 82.2°F (27.9°C) and 65.8°F (18.8°C). With average high and low temperatures of 82.2°F (27.9°C) and 65.8°F (18.8°C) respectively, July is Bethany's warmest month. Throughout July, the heat index is estimated at a hot 89.6°F (32°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Bethany, Illinois, with an average temperature ranging between min 64°F (17.8°C) and max 81.5°F (27.5°C). Bethany records an average high-temperature of a still warm 81.5°F (27.5°C) in August, maintaining a close correlation with July's 82.2°F (27.9°C). Weather in August »
Weather in September
September, the first month of the autumn in Bethany, is also a moderately hot month, with an average temperature varying between 58.5°F (14.7°C) and 77.2°F (25.1°C). Bethany marks the onset of September with an average high-temperature of a still moderately hot 77.2°F (25.1°C), subtly divergent from August's 81.5°F (27.5°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Bethany, Illinois, with an average temperature varying between 63.9°F (17.7°C) and 48.2°F (9°C). With October's arrival, Bethany's weather changes as the average high-temperature falls from a moderately hot 77.2°F (25.1°C) in September to an enjoyable 63.9°F (17.7°C). Weather in October »
Weather in November
November, the last month of the autumn in Bethany, is also a frosty month, with an average temperature ranging between min 36.1°F (2.3°C) and max 49.8°F (9.9°C). Transition into November marks a drop in the average high-temperature, moving from an enjoyable 63.9°F (17.7°C) in October to a chilly 49.8°F (9.9°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Bethany, Illinois, with an average temperature fluctuating between 38.8°F (3.8°C) and 28.4°F (-2°C). The arrival of December corresponds with a shift in temperature, down from a chilly 49.8°F (9.9°C) in November to a wintry 38.8°F (3.8°C). Weather in December »
[Resources]Frequently asked questions
What time of the year is the coldest in Bethany?
January, with its average high-temperature of 33.6°F (0.9°C) and an average low-temperature of 21.6°F (-5.8°C), holds the record as the coldest month in Bethany, Illinois.
How much does it rain in Bethany?
Throughout the year, in Bethany, there are 130.9 rainfall days, and 15.43" (392mm) of precipitation is accumulated.
When does it snow in Bethany?
Months with snowfall in Bethany, Illinois, are January through April, November and December.
What is the snowiest month in Bethany?
The month with the most snowfall in Bethany is January, when snow falls for 6.4 days and typically aggregates up to 1.54" (39mm) of snow.
How much does it snow in Bethany?
Throughout the year, in Bethany, Illinois, there are 21.5 snowfall days, and 4.53" (115mm) of snow is accumulated.
What is the month with the least sunshine in Bethany?
January has the least sunshine of the year, with an average of 4.1h of sunshine.
What are the months with the lowest UV index in Bethany?
The months with the lowest UV index in Bethany are January, February, November and December, with an average maximum UV index of 2.
What is the driest month in Bethany?
February is the month with the least rainfall in Bethany. Rain falls for 5.9 days and accumulates 0.71" (18mm) of precipitation.
When is Daylight Saving Time (DST) in Bethany?
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.
When it does not snow in Bethany?
May through October are months without snowfall in Bethany, Illinois.
What is the rainiest month in Bethany?
The month with the most rainfall is June, when the rain falls for 13.9 days and typically aggregates up to 1.85" (47mm) of precipitation.
When are the longest days in Bethany?
June has the longest days of the year in Bethany, Illinois, with an average of 14h and 54min of daylight.
What month has the most sunshine in Bethany?
June has the most sunshine of the year in Bethany, Illinois, with an average of 10.4h of sunshine.
When is the highest UV index in Bethany?
June through August, with an average maximum UV index of 6, are months with the highest UV index.
What month is the hottest in Bethany?
July is the month when Bethany's temperatures reach their peak, with averages of 82.2°F (27.9°C) and lows of 65.8°F (18.8°C).
What is the most humid month in Bethany?
With an average relative humidity of 84%, July is the most humid month in Bethany, Illinois.
What is the least humid month in Bethany?
October is the least humid month in Bethany, with an average relative humidity of 70%.
What is the month with the shortest days in Bethany?
With an average of 9h and 24min of daylight, December has the shortest days of the year in Bethany.
Average temperature
Bethany, IL
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (33.6°F).
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure
Bethany, IL
- Average pressure in January:
30.15"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:
29.96"Hg - Average pressure in June:
29.93"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:
30.03"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Bethany, IL
- Average wind speed in January:
10.7mph - Average wind speed in February:
10.6mph - Average wind speed in March:
10.3mph - Average wind speed in April:
10.4mph - Average wind speed in May:
8.7mph - Average wind speed in June:
7.5mph
- Average wind speed in July:
6.3mph - Average wind speed in August:
6.3mph - Average wind speed in September:
7.1mph - Average wind speed in October:
9.3mph - Average wind speed in November:
10mph - Average wind speed in December:
9.9mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity
Bethany, IL
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).
Average rainfall
Bethany, IL
- Average rainfall in January:
0.94" - Average rainfall in February:
0.71" - Average rainfall in March:
1.22" - Average rainfall in April:
1.65" - Average rainfall in May:
1.77" - Average rainfall in June:
1.85"
- Average rainfall in July:
1.65" - Average rainfall in August:
1.54" - Average rainfall in September:
1.06" - Average rainfall in October:
1.3" - Average rainfall in November:
0.87" - Average rainfall in December:
0.87"
The wettest month (with the highest rainfall) is June (1.85").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days
Bethany, IL
- Average rainfall days in January:
6.4 days - Average rainfall days in February:
5.9 days - Average rainfall days in March:
11.5 days - Average rainfall days in April:
13.8 days - Average rainfall days in May:
16.3 days - Average rainfall days in June:
13.9 days
- Average rainfall days in July:
14.9 days - Average rainfall days in August:
13 days - Average rainfall days in September:
10.6 days - Average rainfall days in October:
9.2 days - Average rainfall days in November:
7.9 days - Average rainfall days in December:
7.5 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (5.9 days).
Average snowfall
Bethany, IL
The month with the highest snowfall is January (1.54").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Bethany, IL
- Average snowfall days in January:
6.4 days - Average snowfall days in February:
6 days - Average snowfall days in March:
2.5 days - Average snowfall days in April:
0.5 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 days - Average snowfall days in November:
1.6 days - Average snowfall days in December:
4.5 days
The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Bethany, 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 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January:
4h and 1min - Average sunshine in February:
4h and 2min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 1min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 0min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days
Bethany, IL
- Average sunshine days in January:
19.8 days - Average sunshine days in February:
16.7 days - Average sunshine days in March:
16.3 days - Average sunshine days in April:
14.9 days - Average sunshine days in May:
12.3 days - Average sunshine days in June:
12.5 days
- Average sunshine days in July:
12.6 days - Average sunshine days in August:
15.6 days - Average sunshine days in September:
18.2 days - Average sunshine days in October:
20.5 days - Average sunshine days in November:
19.7 days - Average sunshine days in December:
19.8 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is May (12.3 days).
Average UV index
Bethany, IL
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Bethany, IL
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility
Bethany, 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).
Bethany, Illinois, USA
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