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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 Greeley, Iowa, with an average temperature fluctuating between 11.7°F (-11.3°C) and 24.3°F (-4.3°C). January tends to be the coldest month, with temperatures averaging a daily high of 24.3°F (-4.3°C) and a low of 11.7°F (-11.3°C). Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in Greeley, Iowa, with temperature in the range of an average high of 27.9°F (-2.3°C) and an average low of 15.1°F (-9.4°C). The shift into February reveals an average high-temperature of a still subzero cold 27.9°F (-2.3°C), closely mirroring January's climate. Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Greeley, Iowa, with an average temperature varying between 28.8°F (-1.8°C) and 43°F (6.1°C). With the transition into March, Greeley experiences a significant increase in average high-temperatures, moving up from a freezing cold 27.9°F (-2.3°C) in February to a frosty 43°F (6.1°C). Weather in March »
Weather in April
April in Greeley, Iowa, is a refreshing spring month, with an average temperature ranging between min 39°F (3.9°C) and max 55.8°F (13.2°C). Greeley's transition into April sees a rise in the average high-temperature, advancing from a frosty 43°F (6.1°C) in March to a moderate 55.8°F (13.2°C). Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Greeley, Iowa, with an average temperature varying between 66.9°F (19.4°C) and 50.5°F (10.3°C). With the onset of May, Greeley's average high-temperature experiences a rise, moving from April's 55.8°F (13.2°C) to a still refreshing 66.9°F (19.4°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Greeley, Iowa, with an average temperature ranging between min 59.9°F (15.5°C) and max 76.6°F (24.8°C). With the onset of June, Greeley experiences a temperature shift, with the average high-temperature moving from an enjoyable 66.9°F (19.4°C) in May to a moderately hot 76.6°F (24.8°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Greeley, Iowa, with an average temperature fluctuating between 63°F (17.2°C) and 79.3°F (26.3°C). The temperatures reach their highest averages in July, with highs of 79.3°F (26.3°C) and lows of 63°F (17.2°C). Weather in July »
Weather in August
August, the last month of the summer in Greeley, is another warm month, with an average temperature fluctuating between 60.4°F (15.8°C) and 78.3°F (25.7°C). The arrival of August marks a slight shift to an average high-temperature of a still warm 78.3°F (25.7°C) from July's 79.3°F (26.3°C). Weather in August »
Weather in September
September, the first month of the autumn in Greeley, is still a pleasant month, with an average temperature fluctuating between 53.2°F (11.8°C) and 72.3°F (22.4°C). The arrival of September correlates with a minor temperature reduction, down from August's warm 78.3°F (25.7°C) to an agreeable 72.3°F (22.4°C). Weather in September »
Weather in October
October, the same as September, in Greeley, Iowa, is another refreshing autumn month, with temperature in the range of an average high of 58.1°F (14.5°C) and an average low of 42.6°F (5.9°C). During Greeley's transition into October, the average high-temperature lessens, moving from a pleasant 72.3°F (22.4°C) in September to a moderate 58.1°F (14.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Greeley, Iowa, with an average temperature varying between 43.7°F (6.5°C) and 30.7°F (-0.7°C). With the onset of November, Greeley experiences a distinct temperature drop, with the average high-temperature reducing from October's mild 58.1°F (14.5°C) to a frosty 43.7°F (6.5°C). Weather in November »
Weather in December
December, the first month of the winter in Greeley, is also a subzero cold month, with an average temperature ranging between min 20.5°F (-6.4°C) and max 31.1°F (-0.5°C). The transition into December is accompanied by a temperature decrease, with the average high-temperature shifting from a chilly 43.7°F (6.5°C) in November to a freezing cold 31.1°F (-0.5°C). Weather in December »
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
Greeley's coldest temperatures are experienced in January, with average high temperatures of 24.3°F (-4.3°C) and lows of 11.7°F (-11.3°C).
What is the most humid month?
The most humid month is January, with an average relative humidity of 88%.
How much does it rain?
Throughout the year, in Greeley, there are 111.7 rainfall days, and 13.31" (338mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through April, October through December.
What is the snowiest month?
January is the month with the most snowfall. Snow falls for 10.8 days and accumulates 2.13" (54mm) of snow.
How much does it snow?
In Greeley, during the entire year, snow falls for 39.4 days and aggregates up to 6.81" (173mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 3.5h of sunshine.
What is the month with the lowest UV index?
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index.
When is Daylight Saving Time (DST)?
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 are the least humid months?
April and October, with an average relative humidity of 75%, are the least humid months.
What is the wettest month?
May is the month with the most rainfall. Rain falls for 14.9 days and accumulates 2.13" (54mm) of precipitation.
When it does not snow?
May through September are months without snowfall in Greeley.
When is the highest UV index?
May through August, with an average maximum UV index of 5, are months with the highest UV index.
When are the longest days?
June has the longest days of the year, with an average of 15h and 18min of daylight.
What are the warmest months?
Greeley experiences its average highest temperatures in July, reaching a peak of 79.3°F (26.3°C) and a minimum of 63°F (17.2°C).
What are the months with the most sunshine?
The months with the most sunshine are July and August, with an average of 9.6h of sunshine.
What is the driest month?
The month with the least rainfall is December, when the rain falls for 4.5 days and typically collects 0.47" (12mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 6min of daylight.
Average temperature
Greeley, IA
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.3°F).
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).
Average pressure
Greeley, IA
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.94"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Greeley, IA
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.6mph - Average wind speed in March:
10.5mph - Average wind speed in April:
10.9mph - Average wind speed in May:
9.3mph - Average wind speed in June:
8.1mph
- Average wind speed in July:
7.1mph - Average wind speed in August:
7.1mph - Average wind speed in September:
8.2mph - Average wind speed in October:
9.8mph - Average wind speed in November:
10.5mph - Average wind speed in December:
10.2mph
The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity
Greeley, IA
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and October (75%).
Average rainfall
Greeley, IA
- Average rainfall in January:
0.55" - Average rainfall in February:
0.55" - Average rainfall in March:
0.79" - Average rainfall in April:
1.38" - Average rainfall in May:
2.13" - Average rainfall in June:
1.77"
- Average rainfall in July:
1.65" - Average rainfall in August:
0.94" - Average rainfall in September:
1.3" - Average rainfall in October:
1.06" - Average rainfall in November:
0.71" - Average rainfall in December:
0.47"
The wettest month (with the highest rainfall) is May (2.13").
The driest month (with the least rainfall) is December (0.47").
Average rainfall days
Greeley, IA
- Average rainfall days in January:
3.1 days - Average rainfall days in February:
2.6 days - Average rainfall days in March:
8.8 days - Average rainfall days in April:
12.9 days - Average rainfall days in May:
14.9 days - Average rainfall days in June:
15.4 days
- Average rainfall days in July:
13.5 days - Average rainfall days in August:
10.6 days - Average rainfall days in September:
8.9 days - Average rainfall days in October:
10.1 days - Average rainfall days in November:
6.4 days - Average rainfall days in December:
4.5 days
The month with the highest number of rainy days is June (15.4 days).
The month with the least rainy days is February (2.6 days).
Average snowfall
Greeley, IA
The month with the highest snowfall is January (2.13").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Greeley, IA
- Average snowfall days in January:
10.8 days - Average snowfall days in February:
9.2 days - Average snowfall days in March:
5 days - Average snowfall days in April:
1.9 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:
0.8 days - Average snowfall days in November:
2.9 days - Average snowfall days in December:
8.8 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
Greeley, IA
- Average daylight in January:
9h and 3min - 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 4min - Average daylight in June:
15h and 2min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January:
3h and 3min - Average sunshine in February:
3h and 4min - Average sunshine in March:
5h and 5min - Average sunshine in April:
7h and 0min - Average sunshine in May:
8h and 1min - Average sunshine in June:
9h and 1min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 1min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 0min
The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days
Greeley, IA
- Average sunshine days in January:
19.4 days - Average sunshine days in February:
16.7 days - Average sunshine days in March:
16.8 days - Average sunshine days in April:
13.9 days - Average sunshine days in May:
12.9 days - Average sunshine days in June:
11.7 days
- Average sunshine days in July:
13.3 days - Average sunshine days in August:
17.2 days - Average sunshine days in September:
18.5 days - Average sunshine days in October:
18.5 days - Average sunshine days in November:
19.5 days - Average sunshine days in December:
19.7 days
The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is June (11.7 days).
Average UV index
Greeley, IA
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover
Greeley, IA
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 33).
Average visibility
Greeley, IA
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).
Greeley, Iowa, USA
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