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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, in Randolph, Illinois, is another subzero cold winter month, with temperature in the range of an average high of 31.3°F (-0.4°C) and an average low of 19.8°F (-6.8°C). Randolph's coldest month, January, registers temperatures that range from a high of 31.3°F (-0.4°C) to a low of 19.8°F (-6.8°C). Weather in January »
Weather in February
The last month of the winter, February, is a cold month in Randolph, Illinois, with temperature in the range of an average low of 23.4°F (-4.8°C) and an average high of 36.1°F (2.3°C). Randolph marks the arrival of February with an average high-temperature of a wintry 36.1°F (2.3°C), hardly different from January's 31.3°F (-0.4°C). Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Randolph, Illinois, with an average temperature varying between 49.3°F (9.6°C) and 34.3°F (1.3°C). March sees a rise in the average high-temperature, climbing from an icy 36.1°F (2.3°C) in February to a frosty 49.3°F (9.6°C). Weather in March »
Weather in April
April in Randolph, Illinois, is an enjoyable spring month, with an average temperature varying between 61.3°F (16.3°C) and 44.8°F (7.1°C). In Randolph, the onset of April comes with an increased average high-temperature, moving from March's frosty 49.3°F (9.6°C) to a comfortable 61.3°F (16.3°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Randolph, Illinois, with temperature in the range of an average high of 72°F (22.2°C) and an average low of 55.6°F (13.1°C). May's onset is marked by a temperature increase, moving from an enjoyable 61.3°F (16.3°C) in April to a pleasant 72°F (22.2°C). Weather in May »
Weather in June
June, the first month of the summer in Randolph, is a moderately hot month, with temperature in the range of an average low of 63.7°F (17.6°C) and an average high of 79.7°F (26.5°C). The shift from May to June introduces a subtle increase in the average high-temperature, moving from a pleasant 72°F (22.2°C) to a moderately hot 79.7°F (26.5°C). Weather in June »
Weather in July
July, like June, in Randolph, Illinois, is a moderately hot summer month, with an average temperature fluctuating between 64.9°F (18.3°C) and 81.1°F (27.3°C). Randolph witnesses the warmest weather in July, with temperatures averaging a high of 81.1°F (27.3°C) and a low of 64.9°F (18.3°C). For July, the heat index is estimated at a tropical 87.8°F (31°C). Weather in July »
Weather in August
August, the last month of the summer in Randolph, is also a moderately hot month, with an average temperature varying between 63.3°F (17.4°C) and 80.2°F (26.8°C). Randolph registers an average high-temperature of a still warm 80.2°F (26.8°C) at the commencement of August, closely related to the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Randolph, Illinois, with an average temperature varying between 75.9°F (24.4°C) and 57.7°F (14.3°C). Randolph's weather in September, with an average high-temperature of a still warm 75.9°F (24.4°C), subtly shifts from August's 80.2°F (26.8°C). Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Randolph, Illinois, with an average temperature ranging between min 46.9°F (8.3°C) and max 63°F (17.2°C). Start of October brings a shift in the average high-temperature, falling from September's moderately hot 75.9°F (24.4°C) to a refreshing 63°F (17.2°C). Weather in October »
Weather in November
November, the last month of the autumn in Randolph, is another chilly month, with temperature in the range of an average low of 35.1°F (1.7°C) and an average high of 48.4°F (9.1°C). The shift from October to November brings a noticeable decrease in the average high-temperature, dropping from an enjoyable 63°F (17.2°C) to a chilly 48.4°F (9.1°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Randolph, Illinois, with an average temperature fluctuating between 27°F (-2.8°C) and 37°F (2.8°C). December's onset brings a reduction in the average high-temperature, from a frosty 48.4°F (9.1°C) in November to a wintry 37°F (2.8°C). Weather in December »
[Resources]Frequently asked questions
What time of the year is the coldest in Randolph?
Randolph's January weather reaches an average high of 31.3°F (-0.4°C) and an average low of 19.8°F (-6.8°C), making it the coldest month.
How much does it rain in Randolph?
In Randolph, Illinois, during the entire year, the rain falls for 124.4 days and collects up to 13.23" (336mm) of precipitation.
When does it snow in Randolph?
January through April, November and December are months with snowfall in Randolph.
What is the snowiest month in Randolph?
The month with the most snowfall in Randolph is January, when snow falls for 8.5 days and typically aggregates up to 1.61" (41mm) of snow.
How many days does it snow in Randolph?
Throughout the year, in Randolph, Illinois, there are 25.3 snowfall days, and 5.28" (134mm) of snow is accumulated.
What is the month with the least sunshine in Randolph?
January has the least sunshine of the year in Randolph, with an average of 3.9h of sunshine.
What are the months with the lowest UV index in Randolph?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Randolph, Illinois.
When is Daylight Saving Time (DST) in Randolph?
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 Randolph?
The month with the most rainfall in Randolph is May, when the rain falls for 15.8 days and typically aggregates up to 1.69" (43mm) of precipitation.
When it does not snow in Randolph?
May through October are months without snowfall in Randolph.
When are the longest days in Randolph?
The month with the longest days is June, with an average of 15h and 0min of daylight.
What month has the most sunshine in Randolph?
With an average of 10.1h of sunshine, June has the most sunshine of the year.
What is the month with the highest UV index in Randolph?
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 Randolph?
July is the warmest month of the year in Randolph, registering average temperatures as high as 81.1°F (27.3°C) and as low as 64.9°F (18.3°C).
What is the most humid month in Randolph?
July is the most humid month in Randolph, with an average relative humidity of 85%.
What is the least humid month in Randolph?
With an average relative humidity of 71%, October is the least humid month in Randolph, Illinois.
What is the driest month in Randolph?
December is the month with the least rainfall in Randolph. Rain falls for 7.4 days and accumulates 0.67" (17mm) of precipitation.
What is the month with the shortest days in Randolph?
With an average of 9h and 18min of daylight, December has the shortest days of the year in Randolph.
Average temperature
Randolph, 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 (31.3°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 (19.8°F).
Average pressure
Randolph, IL
- Average pressure in January:
30.14"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:
29.92"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:
30.02"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Randolph, IL
- Average wind speed in January:
10.9mph - Average wind speed in February:
10.8mph - Average wind speed in March:
10.5mph - Average wind speed in April:
10.8mph - Average wind speed in May:
9.1mph - Average wind speed in June:
7.8mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.5mph - Average wind speed in September:
7.6mph - Average wind speed in October:
9.6mph - Average wind speed in November:
10.4mph - Average wind speed in December:
10.3mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity
Randolph, IL
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Randolph, IL
- Average rainfall in January:
0.83" - Average rainfall in February:
0.75" - Average rainfall in March:
1.02" - Average rainfall in April:
1.38" - Average rainfall in May:
1.69" - Average rainfall in June:
1.54"
- Average rainfall in July:
1.26" - Average rainfall in August:
1.26" - Average rainfall in September:
0.98" - Average rainfall in October:
1.02" - Average rainfall in November:
0.83" - Average rainfall in December:
0.67"
The wettest month (with the highest rainfall) is May (1.69").
The driest month (with the least rainfall) is December (0.67").
Average rainfall days
Randolph, IL
- Average rainfall days in January:
5.3 days - Average rainfall days in February:
5.8 days - Average rainfall days in March:
10.4 days - Average rainfall days in April:
13 days - Average rainfall days in May:
15.8 days - Average rainfall days in June:
13.8 days
- Average rainfall days in July:
14.2 days - Average rainfall days in August:
11.8 days - Average rainfall days in September:
10.3 days - Average rainfall days in October:
9.2 days - Average rainfall days in November:
7.4 days - Average rainfall days in December:
7.4 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (5.3 days).
Average snowfall
Randolph, IL
The month with the highest snowfall is January (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Randolph, IL
- Average snowfall days in January:
8.5 days - Average snowfall days in February:
5.8 days - Average snowfall days in March:
3.2 days - Average snowfall days in April:
0.7 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:
1.9 days - Average snowfall days in December:
5.2 days
The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Randolph, 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:
15h and 0min
- 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: 15h and 0min).
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 1min - Average sunshine in March:
6h and 2min - Average sunshine in April:
7h and 5min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 0min - Average sunshine in October:
6h and 0min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days
Randolph, IL
- Average sunshine days in January:
19.6 days - Average sunshine days in February:
18.2 days - Average sunshine days in March:
18.1 days - Average sunshine days in April:
13.8 days - Average sunshine days in May:
11.7 days - Average sunshine days in June:
13.3 days
- Average sunshine days in July:
13 days - Average sunshine days in August:
15.5 days - Average sunshine days in September:
17.3 days - Average sunshine days in October:
19.9 days - Average sunshine days in November:
20.5 days - Average sunshine days in December:
19.8 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is May (11.7 days).
Average UV index
Randolph, IL
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Randolph, 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 31).
Average visibility
Randolph, 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).
Randolph, Illinois, USA
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