Climate and monthly weather forecastUnity, IL
Climate and monthly weather forecast
Weather in January
January, the same as December, is a wintry winter month in Unity, Illinois, with temperature in the range of an average low of 28.4°F (-2°C) and an average high of 41.2°F (5.1°C). Unity's coldest month, January, registers temperatures that range from a high of 41.2°F (5.1°C) to a low of 28.4°F (-2°C). Weather in January »Weather in February
February, the last month of the winter in Unity, is a frosty month, with an average temperature varying between 45.7°F (7.6°C) and 31.8°F (-0.1°C). The transition from January to February sees average high-temperatures adjusting to a chilly 45.7°F (7.6°C), from a not significantly different 41.2°F (5.1°C). Weather in February »Weather in March
March, the first month of the spring in Unity, is a refreshing month, with an average temperature fluctuating between 56.8°F (13.8°C) and 40.6°F (4.8°C). An increase in the average high-temperature marks March, moving from February's chilly 45.7°F (7.6°C) to a moderate 56.8°F (13.8°C). Weather in March »Weather in April
April in Unity, Illinois, is an enjoyable spring month, with an average temperature ranging between max 67.6°F (19.8°C) and min 50.2°F (10.1°C). Unity's transition into April sees a rise in the average high-temperature, advancing from a moderate 56.8°F (13.8°C) in March to a still refreshing 67.6°F (19.8°C). Weather in April »Weather in May
May, the last month of the spring in Unity, is a warm month, with an average temperature fluctuating between 59.5°F (15.3°C) and 76.6°F (24.8°C). May's onset witnesses a shift in the average high-temperature, moving from a refreshing 67.6°F (19.8°C) in April to a warm 76.6°F (24.8°C). Weather in May »Weather in June
The first month of the summer, June, is a hot month in Unity, Illinois, with an average temperature ranging between max 86°F (30°C) and min 67.6°F (19.8°C). Noticing a change, the average high-temperature during June moves from May's warm 76.6°F (24.8°C) to a hot 86°F (30°C). Weather in June »Weather in July
July, the same as June, in Unity, Illinois, is a hot summer month, with temperature in the range of an average low of 69.8°F (21°C) and an average high of 88.2°F (31.2°C). Unity reaches its highest average temperatures in July, measuring 88.2°F (31.2°C) at the peak and 69.8°F (21°C) at the lowest. The average heat index in July is calculated to be a blistering 104°F (40°C). Weather in July »Weather in August
August, the last month of the summer in Unity, is another hot month, with an average temperature ranging between max 86.4°F (30.2°C) and min 67.5°F (19.7°C). Unity marks the onset of August with an average high-temperature of a still tropical 86.4°F (30.2°C), a subtle shift from July's 88.2°F (31.2°C). Weather in August »Weather in September
The first month of the autumn, September, is also a moderately hot month in Unity, Illinois, with an average temperature ranging between min 61.9°F (16.6°C) and max 81.5°F (27.5°C). The shift to September signals an average high-temperature of a moderately hot 81.5°F (27.5°C), subtly varied from August's 86.4°F (30.2°C). Weather in September »Weather in October
October, the same as September, in Unity, Illinois, is an agreeable autumn month, with an average temperature ranging between max 68.9°F (20.5°C) and min 51.1°F (10.6°C). With October's arrival, Unity's weather changes as the average high-temperature falls from a warm 81.5°F (27.5°C) in September to an agreeable 68.9°F (20.5°C). Weather in October »Weather in November
November, the last month of the autumn in Unity, is another mild month, with an average temperature ranging between max 55.4°F (13°C) and min 40.1°F (4.5°C). November is characterized by a reduction in the average high-temperature, from a pleasant 68.9°F (20.5°C) in October to a mild 55.4°F (13°C). Weather in November »Weather in December
December, the first month of the winter in Unity, is still a chilly month, with an average temperature fluctuating between 33.8°F (1°C) and 45.5°F (7.5°C). Welcoming December, Unity observes a shift in the average high-temperature, falling from November's refreshing 55.4°F (13°C) to a frosty 45.5°F (7.5°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Unity, IL
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41.2°F).
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure
Unity, IL
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.02"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 (29.94"Hg).
Average wind speed
Unity, IL
- Average wind speed in January:
9.1mph - Average wind speed in February:
9.1mph - Average wind speed in March:
9.1mph - Average wind speed in April:
9mph - Average wind speed in May:
7.6mph - Average wind speed in June:
6.4mph
- Average wind speed in July:
5.7mph - Average wind speed in August:
5.7mph - Average wind speed in September:
6.3mph - Average wind speed in October:
7.6mph - Average wind speed in November:
8.3mph - Average wind speed in December:
8.5mph
The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity
Unity, IL
The months with the highest relative humidity are February, March, May and December (78%).
The month with the lowest relative humidity is October (69%).
Average rainfall
Unity, IL
- Average rainfall in January:
2.36" - Average rainfall in February:
3.58" - Average rainfall in March:
3.94" - Average rainfall in April:
4.21" - Average rainfall in May:
3.94" - Average rainfall in June:
2.95"
- Average rainfall in July:
2.83" - Average rainfall in August:
2.72" - Average rainfall in September:
1.42" - Average rainfall in October:
2.68" - Average rainfall in November:
3.11" - Average rainfall in December:
2.91"
The wettest month (with the highest rainfall) is April (4.21").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days
Unity, IL
- Average rainfall days in January:
9.8 days - Average rainfall days in February:
11.4 days - Average rainfall days in March:
15.4 days - Average rainfall days in April:
15.2 days - Average rainfall days in May:
17.1 days - Average rainfall days in June:
14.7 days
- Average rainfall days in July:
15.7 days - Average rainfall days in August:
13.6 days - Average rainfall days in September:
11.4 days - Average rainfall days in October:
11.3 days - Average rainfall days in November:
10.2 days - Average rainfall days in December:
10.5 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (9.8 days).
Average snowfall
Unity, IL
The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Unity, IL
- Average snowfall days in January:
3.4 days - Average snowfall days in February:
3.8 days - Average snowfall days in March:
1.3 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:
1.5 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Unity, IL
- Average daylight in January:
10h and 0min - 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 24min - Average daylight in August:
13h and 30min - 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 42min
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 42min).
- Average sunshine in January:
4h and 48min - Average sunshine in February:
4h and 42min - Average sunshine in March:
6h and 18min - Average sunshine in April:
8h and 48min - Average sunshine in May:
9h and 18min - Average sunshine in June:
10h and 42min
- Average sunshine in July:
10h and 30min - Average sunshine in August:
10h and 24min - Average sunshine in September:
9h and 36min - Average sunshine in October:
6h and 36min - Average sunshine in November:
5h and 36min - Average sunshine in December:
4h and 54min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days
Unity, IL
- Average sunshine days in January:
17.4 days - Average sunshine days in February:
13.8 days - Average sunshine days in March:
12.8 days - Average sunshine days in April:
12.8 days - Average sunshine days in May:
12.3 days - Average sunshine days in June:
13.1 days
- Average sunshine days in July:
13.5 days - Average sunshine days in August:
15.1 days - Average sunshine days in September:
16.5 days - Average sunshine days in October:
18.5 days - Average sunshine days in November:
18.3 days - Average sunshine days in December:
18.4 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is May (12.3 days).
Average UV index
Unity, 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
Unity, IL
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility
Unity, 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).





