Climate and monthly weather forecastSparks Hill, IL
Climate and monthly weather forecast
Weather in January
January, like December, in Sparks Hill, Illinois, is another cold winter month, with an average temperature ranging between max 39.7°F (4.3°C) and min 26.8°F (-2.9°C). The coldest period is January, when temperatures fluctuate between an average high of 39.7°F (4.3°C) and a low of 26.8°F (-2.9°C). Weather in January »Weather in February
The last month of the winter, February, is a chilly month in Sparks Hill, Illinois, with temperature in the range of an average high of 44.6°F (7°C) and an average low of 30.6°F (-0.8°C). Welcoming February, Sparks Hill notes an average high-temperature of a frosty 44.6°F (7°C), nearly consistent with January's 39.7°F (4.3°C). Weather in February »Weather in March
March, the first month of the spring in Sparks Hill, is a moderate month, with an average temperature ranging between min 39.6°F (4.2°C) and max 55.4°F (13°C). Sparks Hill's weather shows a temperature rise with the arrival of March, moving from a chilly 44.6°F (7°C) in February to a refreshing 55.4°F (13°C). Weather in March »Weather in April
April in Sparks Hill, Illinois, is an enjoyable spring month, with an average temperature varying between 48.9°F (9.4°C) and 66.4°F (19.1°C). As Sparks Hill enters April, the average high-temperature increases from the a mild 55.4°F (13°C) of March to a still refreshing 66.4°F (19.1°C). Weather in April »Weather in May
The last month of the spring, May, is a moderately hot month in Sparks Hill, Illinois, with an average temperature fluctuating between 58.3°F (14.6°C) and 75.6°F (24.2°C). May's arrival signals a temperature shift, moving from a comfortable 66.4°F (19.1°C) in April to a warm 75.6°F (24.2°C). Weather in May »Weather in June
June, the first month of the summer in Sparks Hill, is still a warm month, with an average temperature varying between 84°F (28.9°C) and 66.4°F (19.1°C). June's arrival signals a modest temperature shift, moving from 75.6°F (24.2°C) in May to a still warm 84°F (28.9°C). Weather in June »Weather in July
July in Sparks Hill, Illinois, is a hot summer month, with temperature in the range of an average high of 86.2°F (30.1°C) and an average low of 68.4°F (20.2°C). Sparks Hill records the warmest temperatures in July, averaging a high of 86.2°F (30.1°C) and a low of 68.4°F (20.2°C). The heat index value for July is calculated to be a fiery hot 98.6°F (37°C). Weather in July »Weather in August
The last month of the summer, August, is another warm month in Sparks Hill, Illinois, with temperature in the range of an average high of 84.9°F (29.4°C) and an average low of 66.2°F (19°C). The transition into August reveals an average high-temperature of a moderately hot 84.9°F (29.4°C), mirroring a close resemblance to July. Weather in August »Weather in September
The first month of the autumn, September, is still a warm month in Sparks Hill, Illinois, with an average temperature fluctuating between 60.8°F (16°C) and 79.9°F (26.6°C). The shift to September signals an average high-temperature of a still moderately hot 79.9°F (26.6°C), subtly varied from August's 84.9°F (29.4°C). Weather in September »Weather in October
October, like September, in Sparks Hill, Illinois, is another enjoyable autumn month, with temperature in the range of an average low of 49.6°F (9.8°C) and an average high of 67.8°F (19.9°C). October comes with a decrease in the average high-temperature, falling from a warm 79.9°F (26.6°C) in September to an enjoyable 67.8°F (19.9°C). Weather in October »Weather in November
November, the last month of the autumn in Sparks Hill, is another cool month, with temperature in the range of an average high of 54.1°F (12.3°C) and an average low of 38.8°F (3.8°C). In November, the average high-temperature goes from an enjoyable 67.8°F (19.9°C) in October to a fresh 54.1°F (12.3°C). Weather in November »Weather in December
The first month of the winter, December, is also a frosty month in Sparks Hill, Illinois, with an average temperature varying between 32.9°F (0.5°C) and 44.6°F (7°C). December ushers in a slight temperature change, with average high-temperatures reducing from November's cool 54.1°F (12.3°C) to a chilly 44.6°F (7°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Sparks Hill, IL
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (39.7°F).
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure
Sparks Hill, IL
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.95"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.05"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed
Sparks Hill, IL
- Average wind speed in January:
9.7mph - Average wind speed in February:
9.8mph - Average wind speed in March:
9.6mph - Average wind speed in April:
9.6mph - Average wind speed in May:
8mph - Average wind speed in June:
6.7mph
- Average wind speed in July:
5.8mph - Average wind speed in August:
5.8mph - Average wind speed in September:
6.5mph - Average wind speed in October:
8.2mph - Average wind speed in November:
8.8mph - Average wind speed in December:
9.1mph
The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity
Sparks Hill, IL
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (70%).
Average rainfall
Sparks Hill, IL
- Average rainfall in January:
1.97" - Average rainfall in February:
2.17" - Average rainfall in March:
2.28" - Average rainfall in April:
3.27" - Average rainfall in May:
2.4" - Average rainfall in June:
2.24"
- Average rainfall in July:
2.05" - Average rainfall in August:
1.77" - Average rainfall in September:
1.14" - Average rainfall in October:
1.77" - Average rainfall in November:
1.85" - Average rainfall in December:
2.05"
The wettest month (with the highest rainfall) is April (3.27").
The driest month (with the least rainfall) is September (1.14").
Average rainfall days
Sparks Hill, IL
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
9.8 days - Average rainfall days in March:
13.5 days - Average rainfall days in April:
14.7 days - Average rainfall days in May:
16.7 days - Average rainfall days in June:
14.3 days
- Average rainfall days in July:
15 days - Average rainfall days in August:
13.3 days - Average rainfall days in September:
10.8 days - Average rainfall days in October:
9.5 days - Average rainfall days in November:
9 days - Average rainfall days in December:
10.4 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is November (9 days).
Average snowfall
Sparks Hill, IL
The month with the highest snowfall is February (0.87").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Sparks Hill, IL
- Average snowfall days in January:
4.8 days - Average snowfall days in February:
4.3 days - Average snowfall days in March:
1.8 days - Average snowfall days in April:
0.3 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:
0.1 days - Average snowfall days in November:
1.1 days - Average snowfall days in December:
3.5 days
The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Sparks Hill, IL
- Average daylight in January:
9h and 54min - Average daylight in February:
10h and 48min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 12min - Average daylight in May:
14h and 12min - Average daylight in June:
14h and 42min
- Average daylight in July:
14h and 30min - Average daylight in August:
13h and 36min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 12min - Average daylight in November:
10h and 12min - Average daylight in December:
9h and 36min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January:
4h and 30min - Average sunshine in February:
4h and 48min - Average sunshine in March:
6h and 24min - Average sunshine in April:
8h and 54min - Average sunshine in May:
9h and 24min - Average sunshine in June:
10h and 30min
- Average sunshine in July:
10h and 36min - Average sunshine in August:
10h and 24min - Average sunshine in September:
9h and 12min - Average sunshine in October:
6h and 54min - Average sunshine in November:
5h and 36min - Average sunshine in December:
4h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days
Sparks Hill, IL
- Average sunshine days in January:
17 days - Average sunshine days in February:
14.6 days - Average sunshine days in March:
14.1 days - Average sunshine days in April:
13.3 days - Average sunshine days in May:
11.2 days - Average sunshine days in June:
12.1 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
15.3 days - Average sunshine days in September:
17 days - Average sunshine days in October:
20.5 days - Average sunshine days in November:
19.3 days - Average sunshine days in December:
17.2 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is May (11.2 days).
Average UV index
Sparks Hill, IL
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover
Sparks Hill, IL
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility
Sparks Hill, IL
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





