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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 Greer, Illinois, with an average temperature ranging between min 19.6°F (-6.9°C) and max 31.1°F (-0.5°C). January is Greer's coldest month, registering average high temperatures of 31.1°F (-0.5°C) and lows of 19.6°F (-6.9°C). Weather in January »
Weather in February
February, the last month of the winter in Greer, is a cold month, with an average temperature fluctuating between 23.4°F (-4.8°C) and 36°F (2.2°C). February welcomes an average high-temperature of an icy 36°F (2.2°C), not much different from the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Greer, Illinois, with an average temperature fluctuating between 33.8°F (1°C) and 48.7°F (9.3°C). As February gives way to March, the average high-temperature displays an increase, moving from a cold 36°F (2.2°C) to a chilly 48.7°F (9.3°C). Weather in March »
Weather in April
April in Greer, Illinois, is a moderate spring month, with an average temperature varying between 44.4°F (6.9°C) and 60.3°F (15.7°C). The shift from March to April is marked by an increase in the average high-temperature, moving from a chilly 48.7°F (9.3°C) to a refreshing 60.3°F (15.7°C). Weather in April »
Weather in May
May, the last month of the spring in Greer, is an agreeable month, with an average temperature varying between 71.6°F (22°C) and 55°F (12.8°C). With the beginning of May, Greer's average high-temperature sees an increase, transitioning from a refreshing 60.3°F (15.7°C) in April to a pleasant 71.6°F (22°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Greer, Illinois, with an average temperature ranging between min 63°F (17.2°C) and max 79.3°F (26.3°C). June signals a minor shift in the average high-temperature, moving from May's pleasant 71.6°F (22°C) to a moderately hot 79.3°F (26.3°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Greer, Illinois, with an average temperature ranging between max 81°F (27.2°C) and min 64.4°F (18°C). The warmest temperatures occur during July, when averages reach a peak of 81°F (27.2°C) and a low of 64.4°F (18°C). The heat index value for July is estimated at a hot 87.8°F (31°C). Weather in July »
Weather in August
August, the last month of the summer in Greer, is also a moderately hot month, with temperature in the range of an average low of 63°F (17.2°C) and an average high of 80.1°F (26.7°C). The transition into August is marked with an average high-temperature of a still moderately hot 80.1°F (26.7°C), showing an insignificant shift from July's 81°F (27.2°C). Weather in August »
Weather in September
September, the first month of the autumn in Greer, is also a moderately hot month, with an average temperature fluctuating between 75.4°F (24.1°C) and 57.2°F (14°C). Greer's weather in September displays an average high-temperature of a still moderately hot 75.4°F (24.1°C), showing minor disparity from August's 80.1°F (26.7°C). Weather in September »
Weather in October
October, like September, in Greer, Illinois, is another refreshing autumn month, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 62.8°F (17.1°C). The onset of October coincides with a reduction in the average high-temperature, falling from a moderately hot 75.4°F (24.1°C) in September to a refreshing 62.8°F (17.1°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Greer, Illinois, with an average temperature varying between 35.1°F (1.7°C) and 48°F (8.9°C). As October transitions into November, a clear downswing in temperatures is observed, with average highs retreating from an enjoyable 62.8°F (17.1°C) to a frosty 48°F (8.9°C). Weather in November »
Weather in December
December, the first month of the winter in Greer, is still a cold month, with an average temperature varying between 26.8°F (-2.9°C) and 37.4°F (3°C). The shift from November to December corresponds with a decrease in the average high-temperature, down to an icy 37.4°F (3°C) from a chilly 48°F (8.9°C). Weather in December »
[Resources]Frequently asked questions
What are the coldest months in Greer?
In Greer, the lowest temperatures are generally noted in January, averaging a high of 31.1°F (-0.5°C) and a low of 19.6°F (-6.9°C).
How many days does it rain in Greer?
Throughout the year, in Greer, Illinois, there are 156 rainfall days, and 30.83" (783mm) of precipitation is accumulated.
When does it snow in Greer?
Months with snowfall in Greer, Illinois, are January through April, November and December.
When does it snow the most in Greer?
The month with the most snowfall is January, when snow falls for 10.8 days and typically aggregates up to 4.06" (103mm) of snow.
How many days does it snow in Greer?
In Greer, Illinois, during the entire year, snow falls for 35.7 days and aggregates up to 13.27" (337mm) of snow.
What is the month with the least sunshine in Greer?
With an average of 3.8h of sunshine, January has the least sunshine of the year.
When is Daylight Saving Time (DST) in Greer?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 wettest month in Greer?
The month with the most rainfall is May, when the rain falls for 18.8 days and typically aggregates up to 4.06" (103mm) of precipitation.
When it does not snow in Greer?
In Greer, snow does not fall in May through October.
When are the longest days in Greer?
With an average of 15h and 0min of daylight, June has the longest days of the year in Greer.
What month has the most sunshine in Greer?
The month with the most sunshine is June, with an average of 9.8h of sunshine.
What are the months with the highest UV index in Greer?
The months with the highest UV index in Greer are June through August, with an average maximum UV index of 6.
What is the hottest time of year in Greer?
July, with average temperatures reaching a high of 81°F (27.2°C) and a low of 64.4°F (18°C), is the warmest month in Greer, Illinois.
What is the most humid month in Greer?
July is the most humid month, with an average relative humidity of 85%.
What is the least humid month in Greer?
October is the least humid month in Greer, Illinois, with an average relative humidity of 72%.
What is the driest month in Greer?
The month with the least rainfall is December, when the rain falls for 9.8 days and typically collects 1.73" (44mm) of precipitation.
What is the month with the shortest days in Greer?
December has the shortest days of the year in Greer, with an average of 9h and 18min of daylight.
What is the month with the lowest UV index in Greer?
December is the month with the lowest UV index, with an average maximum UV index of 1.
Average temperature
Greer, IL
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.1°F).
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure
Greer, 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:
29.95"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.93"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:
30.02"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Greer, IL
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.4mph - Average wind speed in March:
10.1mph - Average wind speed in April:
10.3mph - Average wind speed in May:
8.8mph - Average wind speed in June:
7.7mph
- Average wind speed in July:
6.4mph - Average wind speed in August:
6.3mph - Average wind speed in September:
7.3mph - Average wind speed in October:
9.3mph - Average wind speed in November:
9.9mph - Average wind speed in December:
9.9mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity
Greer, IL
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Greer, IL
- Average rainfall in January:
1.89" - Average rainfall in February:
1.77" - Average rainfall in March:
2.83" - Average rainfall in April:
3.7" - Average rainfall in May:
4.06" - Average rainfall in June:
3.46"
- Average rainfall in July:
2.72" - Average rainfall in August:
2.36" - Average rainfall in September:
1.89" - Average rainfall in October:
2.52" - Average rainfall in November:
1.89" - Average rainfall in December:
1.73"
The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is December (1.73").
Average rainfall days
Greer, IL
- Average rainfall days in January:
6.8 days - Average rainfall days in February:
7.1 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
16 days - Average rainfall days in May:
18.8 days - Average rainfall days in June:
17.8 days
- Average rainfall days in July:
17.8 days - Average rainfall days in August:
14.2 days - Average rainfall days in September:
12.2 days - Average rainfall days in October:
12.9 days - Average rainfall days in November:
9.8 days - Average rainfall days in December:
9.8 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (6.8 days).
Average snowfall
Greer, IL
The month with the highest snowfall is January (4.06").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Greer, IL
- Average snowfall days in January:
10.8 days - Average snowfall days in February:
8.6 days - Average snowfall days in March:
4.7 days - Average snowfall days in April:
1.1 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:
0.2 days - Average snowfall days in November:
2.6 days - Average snowfall days in December:
7.7 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Greer, 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 3min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
3h and 5min - Average sunshine in March:
6h and 0min - Average sunshine in April:
7h and 4min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 3min - Average sunshine in October:
6h and 1min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 2min
The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days
Greer, IL
- Average sunshine days in January:
13.3 days - Average sunshine days in February:
13 days - Average sunshine days in March:
13.9 days - Average sunshine days in April:
11.1 days - Average sunshine days in May:
10.3 days - Average sunshine days in June:
10.4 days
- Average sunshine days in July:
10.5 days - Average sunshine days in August:
13.8 days - Average sunshine days in September:
15.4 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
17.8 days - Average sunshine days in December:
16.2 days
The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is May (10.3 days).
Average UV index
Greer, IL
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Greer, IL
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility
Greer, IL
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Greer, Illinois, USA
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