Climate and monthly weather forecastBrownfield, IL
Climate and monthly weather forecast
Weather in January
January, like December, in Brownfield, Illinois, is an icy winter month, with temperature in the range of an average high of 41.4°F (5.2°C) and an average low of 28°F (-2.2°C). January is the month that records the lowest temperatures, with averages ranging from a high of 41.4°F (5.2°C) to a low of 28°F (-2.2°C). Weather in January »Weather in February
February, the last month of the winter in Brownfield, is a chilly month, with an average temperature varying between 31.6°F (-0.2°C) and 45.7°F (7.6°C). Brownfield's weather, upon February's arrival, documents an average high-temperature of a chilly 45.7°F (7.6°C), nearly identical to the prior month. Weather in February »Weather in March
The first month of the spring, March, is a refreshing month in Brownfield, Illinois, with an average temperature varying between 40.5°F (4.7°C) and 56.3°F (13.5°C). March brings an increase in the average high-temperature, progressing from a chilly 45.7°F (7.6°C) in February to a mild 56.3°F (13.5°C). Weather in March »Weather in April
April is a comfortable spring month in Brownfield, Illinois, with an average temperature ranging between min 49.5°F (9.7°C) and max 67.1°F (19.5°C). The start of April brings a shift in the average high-temperature, increasing from March's refreshing 56.3°F (13.5°C) to a comfortable 67.1°F (19.5°C). Weather in April »Weather in May
May, the last month of the spring in Brownfield, is a warm month, with an average temperature ranging between min 59°F (15°C) and max 76.5°F (24.7°C). May shows a rise in the average high-temperature, moving from April's enjoyable 67.1°F (19.5°C) to a moderately hot 76.5°F (24.7°C). Weather in May »Weather in June
June, the first month of the summer in Brownfield, is also a moderately hot month, with an average temperature ranging between min 66.7°F (19.3°C) and max 85.6°F (29.8°C). With the beginning of June, Brownfield's average high-temperature sees an increase, transitioning from 76.5°F (24.7°C) in May to a still warm 85.6°F (29.8°C). Weather in June »Weather in July
July is a tropical summer month in Brownfield, Illinois, with temperature in the range of an average low of 68.9°F (20.5°C) and an average high of 88.3°F (31.3°C). Brownfield notes the warmest temperatures in July, with a high average of 88.3°F (31.3°C) and a low of 68.9°F (20.5°C). The heat index in July is calculated to be an extremely hot 104°F (40°C). Weather in July »Weather in August
The last month of the summer, August, is another hot month in Brownfield, Illinois, with temperature in the range of an average low of 67.3°F (19.6°C) and an average high of 86.7°F (30.4°C). August observes an average high-temperature of a still tropical 86.7°F (30.4°C), marking an insignificant difference from July's 88.3°F (31.3°C). Weather in August »Weather in September
September, the first month of the autumn in Brownfield, is also a moderately hot month, with an average temperature fluctuating between 81.5°F (27.5°C) and 61.7°F (16.5°C). Brownfield sees the arrival of September with an average high-temperature of a warm 81.5°F (27.5°C), indicating a subtle variation from August. Weather in September »Weather in October
October, like September, is an agreeable autumn month in Brownfield, Illinois, with an average temperature fluctuating between 50.5°F (10.3°C) and 68.9°F (20.5°C). With the onset of October, Brownfield experiences a modest temperature adjustment, with the average high-temperature receding 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
The last month of the autumn, November, is another cool month in Brownfield, Illinois, with an average temperature fluctuating between 39.6°F (4.2°C) and 54.9°F (12.7°C). The onset of November results in a decrease in the average high-temperature, receding from a pleasant 68.9°F (20.5°C) in October to a cool 54.9°F (12.7°C). Weather in November »Weather in December
December, the first month of the winter in Brownfield, is also a frosty month, with an average temperature ranging between max 45.5°F (7.5°C) and min 33.3°F (0.7°C). The arrival of December signals a shift in temperature, down from a cool 54.9°F (12.7°C) in November 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
Brownfield, IL
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (41.4°F).
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (28°F).
Average pressure
Brownfield, IL
- Average pressure in January:
30.17"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:
29.98"Hg - Average pressure in June:
29.95"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.98"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 (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed
Brownfield, IL
- Average wind speed in January:
8.9mph - Average wind speed in February:
8.8mph - Average wind speed in March:
8.9mph - Average wind speed in April:
8.9mph - Average wind speed in May:
7.5mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.6mph - Average wind speed in August:
5.6mph - Average wind speed in September:
6.3mph - Average wind speed in October:
7.5mph - Average wind speed in November:
8.1mph - Average wind speed in December:
8.3mph
The windiest months (with the highest average wind speed) are January, March and April (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).
Average humidity
Brownfield, IL
The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall
Brownfield, IL
- Average rainfall in January:
2.48" - Average rainfall in February:
3.78" - Average rainfall in March:
3.78" - Average rainfall in April:
4.29" - Average rainfall in May:
3.78" - Average rainfall in June:
2.91"
The wettest month (with the highest rainfall) is April (4.29").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days
Brownfield, IL
- Average rainfall days in January:
11 days - Average rainfall days in February:
11.9 days - Average rainfall days in March:
15.6 days - Average rainfall days in April:
16.1 days - Average rainfall days in May:
17.3 days - Average rainfall days in June:
15.1 days
- Average rainfall days in July:
15.3 days - Average rainfall days in August:
14.6 days - Average rainfall days in September:
11.1 days - Average rainfall days in October:
10.2 days - Average rainfall days in November:
11 days - Average rainfall days in December:
11.5 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is October (10.2 days).
Average snowfall
Brownfield, IL
The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Brownfield, IL
- Average snowfall days in January:
4.3 days - Average snowfall days in February:
3.8 days - Average snowfall days in March:
1.7 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 days - Average snowfall days in November:
0.8 days - Average snowfall days in December:
2 days
The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Brownfield, 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 24min - 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 42min - Average sunshine in February:
4h and 48min - Average sunshine in March:
6h and 18min - Average sunshine in April:
8h and 54min - Average sunshine in May:
9h and 18min - Average sunshine in June:
10h and 36min
- Average sunshine in July:
10h and 36min - Average sunshine in August:
10h and 24min - Average sunshine in September:
9h and 36min - Average sunshine in October:
6h and 48min - Average sunshine in November:
5h and 36min - Average sunshine in December:
4h and 54min
The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days
Brownfield, IL
- Average sunshine days in January:
16.5 days - Average sunshine days in February:
13.6 days - Average sunshine days in March:
13 days - Average sunshine days in April:
12.1 days - Average sunshine days in May:
11 days - Average sunshine days in June:
12.8 days
- Average sunshine days in July:
12.8 days - Average sunshine days in August:
14.4 days - Average sunshine days in September:
16.9 days - Average sunshine days in October:
19.3 days - Average sunshine days in November:
17.9 days - Average sunshine days in December:
17.7 days
The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is May (11 days).
Average UV index
Brownfield, 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
Brownfield, IL
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 26).
Average visibility
Brownfield, 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).





