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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 Prophetstown, Illinois, with temperature in the range of an average high of 27.7°F (-2.4°C) and an average low of 15.1°F (-9.4°C). The coldest period is January, when temperatures fluctuate between an average high of 27.7°F (-2.4°C) and a low of 15.1°F (-9.4°C). Weather in January »
Weather in February
The last month of the winter, February, is a cold month in Prophetstown, Illinois, with temperature in the range of an average low of 18.9°F (-7.3°C) and an average high of 32°F (0°C). February's beginning signals an average high-temperature of a cold 32°F (0°C), barely different from January's 27.7°F (-2.4°C). Weather in February »
Weather in March
March, the first month of the spring in Prophetstown, is a chilly month, with an average temperature fluctuating between 46.4°F (8°C) and 31.5°F (-0.3°C). The average high-temperature exhibits a considerable increase in March, surging from a cold 32°F (0°C) in February to a frosty 46.4°F (8°C). Weather in March »
Weather in April
April in Prophetstown, Illinois, is a refreshing spring month, with temperature in the range of an average high of 58.3°F (14.6°C) and an average low of 42.1°F (5.6°C). The transition from March to April brings a temperature rise, with average high-temperatures increasing from a frosty 46.4°F (8°C) to a moderate 58.3°F (14.6°C). Weather in April »
Weather in May
May, the last month of the spring in Prophetstown, is a pleasant month, with an average temperature varying between 53.1°F (11.7°C) and 70°F (21.1°C). A shift in the average high-temperature is noticeable in May, changing from a moderate 58.3°F (14.6°C) in April to an agreeable 70°F (21.1°C). Weather in May »
Weather in June
June, the first month of the summer in Prophetstown, is a moderately hot month, with temperature in the range of an average low of 61.3°F (16.3°C) and an average high of 78.6°F (25.9°C). Observing a slight rise in June, the average high-temperature shifts from May's agreeable 70°F (21.1°C) to a moderately hot 78.6°F (25.9°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Prophetstown, Illinois, with an average temperature fluctuating between 64°F (17.8°C) and 80.2°F (26.8°C). The month of July sees the highest average temperatures, reaching 80.2°F (26.8°C) at the peak and 64°F (17.8°C) at the low. Weather in July »
Weather in August
August, the last month of the summer in Prophetstown, is another warm month, with an average temperature ranging between min 62.1°F (16.7°C) and max 79.9°F (26.6°C). The advent of August observes an average high-temperature of a still moderately hot 79.9°F (26.6°C), nearly identical to July's 80.2°F (26.8°C). Weather in August »
Weather in September
September, the first month of the autumn in Prophetstown, is also a moderately hot month, with an average temperature fluctuating between 55.8°F (13.2°C) and 74.7°F (23.7°C). Prophetstown experiences an average high-temperature of a still warm 74.7°F (23.7°C) in September, marking an insignificant shift from 79.9°F (26.6°C) in August. Weather in September »
Weather in October
October, like September, in Prophetstown, Illinois, is another enjoyable autumn month, with an average temperature fluctuating between 61°F (16.1°C) and 44.6°F (7°C). Prophetstown's October weather shows a moderate shift in high-temperatures, falling from September's warm 74.7°F (23.7°C) to a comfortable 61°F (16.1°C). Weather in October »
Weather in November
November, the last month of the autumn in Prophetstown, is also a frosty month, with temperature in the range of an average low of 32.9°F (0.5°C) and an average high of 46°F (7.8°C). As November begins, there is a noticeable decrease in the average high-temperature, falling from a refreshing 61°F (16.1°C) in October to a frosty 46°F (7.8°C). Weather in November »
Weather in December
December, the first month of the winter in Prophetstown, is also a wintry month, with an average temperature ranging between min 23.5°F (-4.7°C) and max 34.2°F (1.2°C). In Prophetstown, the beginning of December is marked by a lowered average high-temperature, shifting from November's frosty 46°F (7.8°C) to an icy 34.2°F (1.2°C). Weather in December »
[Resources]Frequently asked questions
What are the coldest months in Prophetstown?
Prophetstown witnesses the coldest weather in January, with temperatures averaging a high of 27.7°F (-2.4°C) and a low of 15.1°F (-9.4°C).
What are the most humid months in Prophetstown?
The months with the highest humidity are January and July, with an average relative humidity of 85%.
What is the driest month in Prophetstown?
January is the month with the least rainfall in Prophetstown, Illinois. Rain falls for 5.2 days and accumulates 1.42" (36mm) of precipitation.
How many days does it rain in Prophetstown?
Throughout the year, there are 151.5 rainfall days, and 30.24" (768mm) of precipitation is accumulated.
When does it snow in Prophetstown?
January through April, October through December are months with snowfall in Prophetstown, Illinois.
When does it snow the most in Prophetstown?
The month with the most snowfall in Prophetstown is January, when snow falls for 10.5 days and typically aggregates up to 4.49" (114mm) of snow.
How much does it snow in Prophetstown?
Throughout the year, there are 37.9 snowfall days, and 15.83" (402mm) of snow is accumulated.
What is the month with the least sunshine in Prophetstown?
With an average of 3.9h of sunshine, January has the least sunshine of the year.
What are the months with the lowest UV index in Prophetstown?
The months with the lowest UV index in Prophetstown, Illinois, are January and December, with an average maximum UV index of 1.
When is Daylight Saving Time (DST) in Prophetstown?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Prophetstown, 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 Prophetstown?
The month with the most rainfall is May, when the rain falls for 18.8 days and typically aggregates up to 4.53" (115mm) of precipitation.
When it does not snow in Prophetstown?
In Prophetstown, Illinois, snow does not fall in May through September.
When are the longest days in Prophetstown?
The month with the longest days is June, with an average of 15h and 12min of daylight.
What is the warmest month in Prophetstown?
The warmest period in Prophetstown tends to be July, when average temperatures fluctuate between a high of 80.2°F (26.8°C) and a low of 64°F (17.8°C).
What month has the most sunshine in Prophetstown?
July has the most sunshine of the year in Prophetstown, Illinois, with an average of 9.9h of sunshine.
What are the months with the highest UV index in Prophetstown?
July and August, with an average maximum UV index of 6, are months with the highest UV index in Prophetstown.
What is the least humid month in Prophetstown?
The least humid month is October, with an average relative humidity of 72%.
What is the month with the shortest days in Prophetstown?
The month with the shortest days is December, with an average of 9h and 12min of daylight.
Average temperature
Prophetstown, IL
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (27.7°F).
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).
Average pressure
Prophetstown, IL
- Average pressure in January:
30.13"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:
29.95"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:
30.03"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.1"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
Prophetstown, IL
- Average wind speed in January:
10.1mph - Average wind speed in February:
10.2mph - Average wind speed in March:
10.1mph - Average wind speed in April:
10.4mph - Average wind speed in May:
8.9mph - Average wind speed in June:
7.6mph
- 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:
9.2mph - Average wind speed in November:
10mph - Average wind speed in December:
9.6mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity
Prophetstown, IL
The months with the highest relative humidity are January and July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Prophetstown, IL
- Average rainfall in January:
1.42" - Average rainfall in February:
1.61" - Average rainfall in March:
1.97" - Average rainfall in April:
3.54" - Average rainfall in May:
4.53" - Average rainfall in June:
3.5"
- Average rainfall in July:
2.99" - Average rainfall in August:
2.24" - Average rainfall in September:
2.2" - Average rainfall in October:
2.83" - Average rainfall in November:
1.81" - Average rainfall in December:
1.57"
The wettest month (with the highest rainfall) is May (4.53").
The driest month (with the least rainfall) is January (1.42").
Average rainfall days
Prophetstown, IL
- Average rainfall days in January:
5.2 days - Average rainfall days in February:
5.4 days - Average rainfall days in March:
12.5 days - Average rainfall days in April:
16.4 days - Average rainfall days in May:
18.8 days - Average rainfall days in June:
18.3 days
- Average rainfall days in July:
17.7 days - Average rainfall days in August:
15.2 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
12.7 days - Average rainfall days in November:
9.3 days - Average rainfall days in December:
7.5 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (5.2 days).
Average snowfall
Prophetstown, IL
The month with the highest snowfall is January (4.49").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Prophetstown, IL
- Average snowfall days in January:
10.5 days - Average snowfall days in February:
9.7 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:
0.4 days - Average snowfall days in November:
2.7 days - Average snowfall days in December:
7.8 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
Prophetstown, 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 4min - 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 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
4h and 0min - Average sunshine in March:
6h and 3min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 4min - Average sunshine in September:
9h and 1min - Average sunshine in October:
5h and 3min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days
Prophetstown, IL
- Average sunshine days in January:
16.1 days - Average sunshine days in February:
14.2 days - Average sunshine days in March:
14.3 days - Average sunshine days in April:
11.4 days - Average sunshine days in May:
9.9 days - Average sunshine days in June:
9.1 days
- Average sunshine days in July:
9.4 days - Average sunshine days in August:
12.7 days - Average sunshine days in September:
15.7 days - Average sunshine days in October:
16.3 days - Average sunshine days in November:
17.8 days - Average sunshine days in December:
17 days
The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is June (9.1 days).
Average UV index
Prophetstown, IL
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Prophetstown, IL
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility
Prophetstown, IL
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Prophetstown, Illinois, USA
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