Climate and monthly weather forecastCrete, IL
Climate and monthly weather forecast
Weather in January
January, the same as December, in Crete, Illinois, is another subzero cold winter month, with an average temperature varying between 18.9°F (-7.3°C) and 29.7°F (-1.3°C). The coldest period tends to be January, when average temperatures fluctuate between a high of 29.7°F (-1.3°C) and a low of 18.9°F (-7.3°C). Weather in January »Weather in February
February, the last month of the winter in Crete, is an icy month, with an average temperature fluctuating between 21.2°F (-6°C) and 33.4°F (0.8°C). The average high-temperature for February is an icy 33.4°F (0.8°C), closely aligning with the temperature of the preceding month. Weather in February »Weather in March
The first month of the spring, March, is a frosty month in Crete, Illinois, with an average temperature fluctuating between 32.4°F (0.2°C) and 46°F (7.8°C). Crete's March weather shows an increase in high-temperatures, moving from February's wintry 33.4°F (0.8°C) to a chilly 46°F (7.8°C). Weather in March »Weather in April
April is a mild spring month in Crete, Illinois, with an average temperature ranging between min 42.1°F (5.6°C) and max 57.4°F (14.1°C). The arrival of April signals an increase in the average high-temperature, moving from a frosty 46°F (7.8°C) in March to a mild 57.4°F (14.1°C). Weather in April »Weather in May
The last month of the spring, May, is an agreeable month in Crete, Illinois, with an average temperature fluctuating between 53.1°F (11.7°C) and 69.8°F (21°C). A shift in the average high-temperature is noticeable in May, changing from a moderate 57.4°F (14.1°C) in April to a pleasant 69.8°F (21°C). Weather in May »Weather in June
The first month of the summer, June, is a moderately hot month in Crete, Illinois, with an average temperature varying between 61.5°F (16.4°C) and 78.6°F (25.9°C). June introduces a marginal temperature uplift, with average high-temperatures adjusting from May's agreeable 69.8°F (21°C) to a warm 78.6°F (25.9°C). Weather in June »Weather in July
July, like June, in Crete, Illinois, is another warm summer month, with an average temperature ranging between min 65.7°F (18.7°C) and max 82°F (27.8°C). July is the warmest month, exhibiting average temperatures of 82°F (27.8°C) at the peak and 65.7°F (18.7°C) at the base. The heat index value during July is estimated at a hot 89.6°F (32°C). Weather in July »Weather in August
August, the last month of the summer in Crete, is also a moderately hot month, with an average temperature ranging between min 64°F (17.8°C) and max 80.4°F (26.9°C). Crete experiences a transition to a still warm 80.4°F (26.9°C) in average high-temperatures with the arrival of August, not greatly differing from July's 82°F (27.8°C). Weather in August »Weather in September
The first month of the autumn, September, is still a warm month in Crete, Illinois, with temperature in the range of an average high of 74.5°F (23.6°C) and an average low of 57.6°F (14.2°C). September sees a slight reduction in average high-temperature, with a shift from 80.4°F (26.9°C) in August to a still warm 74.5°F (23.6°C). Weather in September »Weather in October
October, like September, in Crete, Illinois, is another enjoyable autumn month, with temperature in the range of an average low of 46.6°F (8.1°C) and an average high of 61.3°F (16.3°C). The onset of October coincides with a reduction in the average high-temperature, falling from a warm 74.5°F (23.6°C) in September to a comfortable 61.3°F (16.3°C). Weather in October »Weather in November
The last month of the autumn, November, is also a frosty month in Crete, Illinois, with temperature in the range of an average low of 34.7°F (1.5°C) and an average high of 47.1°F (8.4°C). Crete in November experiences a subtle temperature decline, with average high-temperatures reducing from a refreshing 61.3°F (16.3°C) in October to a chilly 47.1°F (8.4°C). Weather in November »Weather in December
The first month of the winter, December, is still a cold month in Crete, Illinois, with an average temperature fluctuating between 35.6°F (2°C) and 25.9°F (-3.4°C). Crete's December weather comes with a decrease in average high-temperatures, moving from a frosty 47.1°F (8.4°C) in November to a wintry 35.6°F (2°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Crete, IL
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (29.7°F).
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure
Crete, IL
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.95"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:
30.01"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Crete, IL
- Average wind speed in January:
10mph - Average wind speed in February:
9.7mph - Average wind speed in March:
9.4mph - Average wind speed in April:
9.7mph - Average wind speed in May:
8.3mph - Average wind speed in June:
7.3mph
- Average wind speed in July:
6.3mph - Average wind speed in August:
6.2mph - Average wind speed in September:
7.1mph - Average wind speed in October:
8.9mph - Average wind speed in November:
9.6mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity
Crete, IL
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall
Crete, IL
- Average rainfall in January:
1.89" - Average rainfall in February:
1.89" - Average rainfall in March:
2.24" - Average rainfall in April:
3.86" - Average rainfall in May:
4.53" - Average rainfall in June:
4.33"
- Average rainfall in July:
3.78" - Average rainfall in August:
3.31" - Average rainfall in September:
2.56" - Average rainfall in October:
2.91" - Average rainfall in November:
1.81" - Average rainfall in December:
1.89"
The wettest month (with the highest rainfall) is May (4.53").
The driest month (with the least rainfall) is November (1.81").
Average rainfall days
Crete, IL
- Average rainfall days in January:
7.2 days - Average rainfall days in February:
6.2 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
17.3 days - Average rainfall days in May:
19.6 days - Average rainfall days in June:
19.4 days
- Average rainfall days in July:
20.1 days - Average rainfall days in August:
17.6 days - Average rainfall days in September:
14.5 days - Average rainfall days in October:
13.8 days - Average rainfall days in November:
10.4 days - Average rainfall days in December:
8.5 days
The month with the highest number of rainy days is July (20.1 days).
The month with the least rainy days is February (6.2 days).
Average snowfall
Crete, IL
The month with the highest snowfall is February (5.35").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Crete, IL
- Average snowfall days in January:
13.2 days - Average snowfall days in February:
11.8 days - Average snowfall days in March:
6.6 days - Average snowfall days in April:
2.1 days - Average snowfall days in May:
0.1 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:
0.5 days - Average snowfall days in November:
3.7 days - Average snowfall days in December:
9.8 days
The month with the highest number of snowfall days is January (13.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Crete, IL
- Average daylight in January:
9h and 36min - Average daylight in February:
10h and 36min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 24min - Average daylight in May:
14h and 30min - Average daylight in June:
15h and 6min
- Average daylight in July:
14h and 48min - Average daylight in August:
13h and 48min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 6min - Average daylight in November:
9h and 54min - Average daylight in December:
9h and 12min
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:
3h and 36min - Average sunshine in February:
3h and 48min - Average sunshine in March:
5h and 54min - Average sunshine in April:
7h and 36min - Average sunshine in May:
8h and 36min - Average sunshine in June:
9h and 36min
- Average sunshine in July:
9h and 42min - Average sunshine in August:
9h and 48min - Average sunshine in September:
8h and 30min - Average sunshine in October:
5h and 54min - Average sunshine in November:
5h and 0min - Average sunshine in December:
4h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days
Crete, IL
- Average sunshine days in January:
12.5 days - Average sunshine days in February:
10.7 days - Average sunshine days in March:
12.7 days - Average sunshine days in April:
9.6 days - Average sunshine days in May:
8.9 days - Average sunshine days in June:
8.5 days
- Average sunshine days in July:
7.8 days - Average sunshine days in August:
9.3 days - Average sunshine days in September:
12.7 days - Average sunshine days in October:
14.3 days - Average sunshine days in November:
16.3 days - Average sunshine days in December:
14 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is July (7.8 days).
Average UV index
Crete, IL
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Crete, IL
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility
Crete, IL
The months with the highest visibility are March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and July (5mi).





