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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 Osco, Illinois, with an average temperature varying between 28.2°F (-2.1°C) and 16.5°F (-8.6°C). Osco witnesses the coldest weather in January, with temperatures averaging a high of 28.2°F (-2.1°C) and a low of 16.5°F (-8.6°C). Weather in January »
Weather in February
February, the last month of the winter in Osco, is a wintry month, with an average temperature varying between 33.3°F (0.7°C) and 20.3°F (-6.5°C). As January turns into February, the average high-temperatures rest at a wintry 33.3°F (0.7°C), showing a minor variation from the prior month. Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Osco, Illinois, with an average temperature fluctuating between 32.4°F (0.2°C) and 47.1°F (8.4°C). Osco's March weather brings a rise in high-temperatures, moving from a wintry 33.3°F (0.7°C) in February to a frosty 47.1°F (8.4°C). Weather in March »
Weather in April
April is a moderate spring month in Osco, Illinois, with an average temperature varying between 42.4°F (5.8°C) and 59.2°F (15.1°C). As Osco transitions into April, the average high-temperature is observed to rise from a frosty 47.1°F (8.4°C) in March to a moderate 59.2°F (15.1°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Osco, Illinois, with an average temperature varying between 70.7°F (21.5°C) and 53.4°F (11.9°C). May's onset brings a rise in the average high-temperature, moving from a moderate 59.2°F (15.1°C) in April to an agreeable 70.7°F (21.5°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Osco, Illinois, with an average temperature fluctuating between 62.2°F (16.8°C) and 78.8°F (26°C). The shift into June is marked by a modest rise in the average high-temperature, moving from May's agreeable 70.7°F (21.5°C) to a warm 78.8°F (26°C). Weather in June »
Weather in July
July, like June, in Osco, Illinois, is another warm summer month, with an average temperature fluctuating between 64.9°F (18.3°C) and 81.1°F (27.3°C). Osco's July weather, marked by an average high temperature of 81.1°F (27.3°C) and an average low temperature of 64.9°F (18.3°C), is the warmest in the year. July's average heat index is computed to be a hot 87.8°F (31°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Osco, Illinois, with an average temperature ranging between min 63°F (17.2°C) and max 80.2°F (26.8°C). In August, Osco's weather conditions record an average high-temperature of a still moderately hot 80.2°F (26.8°C), demonstrating little divergence from the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Osco, is still a warm month, with an average temperature varying between 56.3°F (13.5°C) and 75.4°F (24.1°C). The commencement of September notes an average high-temperature of a still warm 75.4°F (24.1°C), exhibiting little difference from the previous month. Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Osco, Illinois, with an average temperature varying between 45.5°F (7.5°C) and 61.3°F (16.3°C). Osco's October weather shows a moderate shift in high-temperatures, falling from September's warm 75.4°F (24.1°C) to an enjoyable 61.3°F (16.3°C). Weather in October »
Weather in November
November, the last month of the autumn in Osco, is another chilly month, with temperature in the range of an average low of 33.3°F (0.7°C) and an average high of 46.9°F (8.3°C). Osco's weather in November is marked by a clear decrease in the average high-temperature, moving down from October's enjoyable 61.3°F (16.3°C) to a frosty 46.9°F (8.3°C). Weather in November »
Weather in December
December, the first month of the winter in Osco, is also an icy month, with temperature in the range of an average low of 24.1°F (-4.4°C) and an average high of 34.7°F (1.5°C). The onset of December comes with a shift in the average high-temperature, falling from a frosty 46.9°F (8.3°C) in November to a cold 34.7°F (1.5°C). Weather in December »
[Resources]Frequently asked questions
What are the coldest months in Osco?
January, known for its average high temperature of 28.2°F (-2.1°C) and an average low temperature of 16.5°F (-8.6°C), is the coldest month.
How many days does it rain in Osco?
In Osco, during the entire year, the rain falls for 127.7 days and collects up to 17.8" (452mm) of precipitation.
When does it snow in Osco?
January through April, October through December are months with snowfall in Osco, Illinois.
What is the snowiest month in Osco?
January is the month with the most snowfall. Snow falls for 10.5 days and accumulates 2.17" (55mm) of snow.
How many days does it snow in Osco?
Throughout the year, in Osco, there are 35.5 snowfall days, and 7.95" (202mm) of snow is accumulated.
What is the month with the least sunshine in Osco?
With an average of 4h of sunshine, January has the least sunshine of the year in Osco, Illinois.
When is the lowest UV index in Osco?
With an average maximum UV index of 1, January is the month with the lowest UV index.
When is Daylight Saving Time (DST) in Osco?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Osco, Illinois, 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 rainiest month in Osco?
The month with the most rainfall is May, when the rain falls for 16.5 days and typically aggregates up to 2.76" (70mm) of precipitation.
When it does not snow in Osco?
May through September are months without snowfall.
When are the longest days in Osco?
With an average of 15h and 6min of daylight, June has the longest days of the year.
What are the months with the most sunshine in Osco?
June and July, with an average of 10.1h of sunshine, are months with the most sunshine in Osco, Illinois.
What are the months with the highest UV index in Osco?
June and July, with an average maximum UV index of 6, are months with the highest UV index.
What is the hottest time of year in Osco?
Osco's July weather, marked by an average high temperature of 81.1°F (27.3°C) and an average low temperature of 64.9°F (18.3°C), is the warmest in the year.
What is the most humid month in Osco?
The most humid month in Osco is July, with an average relative humidity of 84%.
What is the least humid month in Osco?
The least humid month in Osco is October, with an average relative humidity of 72%.
What is the driest month in Osco?
December is the month with the least rainfall. Rain falls for 6.5 days and accumulates 0.71" (18mm) of precipitation.
What is the month with the shortest days in Osco?
The month with the shortest days in Osco is December, with an average of 9h and 12min of daylight.
Average temperature
Osco, 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 (28.2°F).
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure
Osco, IL
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
Osco, IL
- Average wind speed in January:
10.4mph - Average wind speed in February:
10.4mph - Average wind speed in March:
10.4mph - Average wind speed in April:
10.6mph - Average wind speed in May:
9.1mph - Average wind speed in June:
7.8mph
- Average wind speed in July:
6.8mph - Average wind speed in August:
6.6mph - Average wind speed in September:
7.8mph - Average wind speed in October:
9.5mph - Average wind speed in November:
10.3mph - Average wind speed in December:
9.9mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity
Osco, IL
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Osco, IL
- Average rainfall in January:
0.75" - Average rainfall in February:
0.94" - Average rainfall in March:
1.14" - Average rainfall in April:
2.2" - Average rainfall in May:
2.76" - Average rainfall in June:
2.01"
- Average rainfall in July:
1.89" - Average rainfall in August:
1.42" - Average rainfall in September:
1.26" - Average rainfall in October:
1.69" - Average rainfall in November:
1.02" - Average rainfall in December:
0.71"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is December (0.71").
Average rainfall days
Osco, IL
- Average rainfall days in January:
4 days - Average rainfall days in February:
4.7 days - Average rainfall days in March:
10.6 days - Average rainfall days in April:
14.1 days - Average rainfall days in May:
16.5 days - Average rainfall days in June:
14.8 days
- Average rainfall days in July:
14.7 days - Average rainfall days in August:
13.2 days - Average rainfall days in September:
9.9 days - Average rainfall days in October:
11 days - Average rainfall days in November:
7.7 days - Average rainfall days in December:
6.5 days
The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is January (4 days).
Average snowfall
Osco, 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
Osco, IL
- Average snowfall days in January:
10.5 days - Average snowfall days in February:
8.7 days - Average snowfall days in March:
4.4 days - Average snowfall days in April:
1.5 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:
0.6 days - Average snowfall days in November:
2.4 days - Average snowfall days in December:
7.4 days
The month with the highest number of snowfall days is January (10.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Osco, 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 1min
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 12min).
- Average sunshine in January:
4h and 0min - Average sunshine in February:
4h and 1min - Average sunshine in March:
6h and 4min - Average sunshine in April:
8h and 0min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 2min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days
Osco, IL
- Average sunshine days in January:
16.8 days - Average sunshine days in February:
15.5 days - Average sunshine days in March:
16 days - Average sunshine days in April:
13.2 days - Average sunshine days in May:
11.6 days - Average sunshine days in June:
11.7 days
- Average sunshine days in July:
11.2 days - Average sunshine days in August:
13.5 days - Average sunshine days in September:
18 days - Average sunshine days in October:
17.6 days - Average sunshine days in November:
19.7 days - Average sunshine days in December:
19.2 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11.2 days).
Average UV index
Osco, IL
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover
Osco, IL
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility
Osco, IL
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Osco, Illinois, USA
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