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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
Climate and monthly weather forecast
Weather in January
January, the same as December, is a wintry winter month in South Greeley, Wyoming, with an average temperature ranging between min 22.3°F (-5.4°C) and max 36.9°F (2.7°C). South Greeley's average high-temperature marks a still cold 36.9°F (2.7°C) with the advent of January, closely mirroring that of the preceding month. Weather in January »
Weather in February
February, the last month of the winter in South Greeley, is another cold month, with an average temperature fluctuating between 21°F (-6.1°C) and 37°F (2.8°C). February's beginning signals an average high-temperature of a still wintry 37°F (2.8°C), barely different from January's 36.9°F (2.7°C). Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in South Greeley, Wyoming, with an average temperature varying between 47.5°F (8.6°C) and 29.7°F (-1.3°C). March's arrival signals a temperature shift, moving from an icy 37°F (2.8°C) in February to a chilly 47.5°F (8.6°C). Weather in March »
Weather in April
April in South Greeley, Wyoming, is a cool spring month, with an average temperature fluctuating between 34.5°F (1.4°C) and 53.8°F (12.1°C). With the onset of April, the average high-temperature subtly transitions from a frosty 47.5°F (8.6°C) in March to a cool 53.8°F (12.1°C). Weather in April »
Weather in May
May, the last month of the spring in South Greeley, is a refreshing month, with an average temperature varying between 42.3°F (5.7°C) and 62.4°F (16.9°C). As May arrives, a slight rise in the average high-temperature is observed, moving from a cool 53.8°F (12.1°C) in April to an enjoyable 62.4°F (16.9°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in South Greeley, Wyoming, with an average temperature fluctuating between 53.6°F (12°C) and 77.4°F (25.2°C). The shift from May to June sees a distinct increase in the average high-temperature, escalating from a refreshing 62.4°F (16.9°C) to a warm 77.4°F (25.2°C). Weather in June »
Weather in July
July, like June, in South Greeley, Wyoming, is a moderately hot summer month, with an average temperature fluctuating between 82.4°F (28°C) and 59.9°F (15.5°C). In South Greeley, the peak temperatures are generally noted in July, averaging a high of 82.4°F (28°C) and a low of 59.9°F (15.5°C). July's average heat index is evaluated at 82.4°F (28°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in South Greeley, Wyoming, with an average temperature ranging between max 81.1°F (27.3°C) and min 58.5°F (14.7°C). August commences with an average high-temperature of a still moderately hot 81.1°F (27.3°C), showing little deviation from July's 82.4°F (28°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in South Greeley, Wyoming, with an average temperature fluctuating between 52.3°F (11.3°C) and 73.8°F (23.2°C). A subtle change in temperatures is noted as August gives way to September, with average highs reducing from a moderately hot 81.1°F (27.3°C) to a still warm 73.8°F (23.2°C). Weather in September »
Weather in October
October, like September, is a moderate autumn month in South Greeley, Wyoming, with an average temperature ranging between max 57.2°F (14°C) and min 38.3°F (3.5°C). South Greeley's transition into October is marked by a clear drop in the average high-temperature, receding from a warm 73.8°F (23.2°C) in September to a moderate 57.2°F (14°C). Weather in October »
Weather in November
November, the last month of the autumn in South Greeley, is another chilly month, with an average temperature fluctuating between 29.1°F (-1.6°C) and 45.9°F (7.7°C). In South Greeley, the average high-temperature in November decreases from a moderate 57.2°F (14°C) in October to a chilly 45.9°F (7.7°C). Weather in November »
Weather in December
December, the first month of the winter in South Greeley, is also a wintry month, with an average temperature varying between 20.3°F (-6.5°C) and 34.7°F (1.5°C). The coldest period is December, when temperatures fluctuate between an average high of 34.7°F (1.5°C) and a low of 20.3°F (-6.5°C). Weather in December »
Updated: Jul 3, 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 driest month?
January is the month with the least rainfall. Rain falls for 4.7 days and accumulates 0.43" (11mm) of precipitation.
How many days does it rain?
In South Greeley, during the entire year, the rain falls for 116 days and collects up to 14.57" (370mm) of precipitation.
When does it snow?
Months with snowfall are January through May, October through December.
How many days does it snow?
In South Greeley, during the entire year, snow falls for 62 days and aggregates up to 30.51" (775mm) of snow.
What are the months with the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the most humid month?
February is the most humid month, with an average relative humidity of 64%.
What is the month with the least sunshine?
With an average of 6.5h of sunshine, February has the least sunshine of the year.
What is the snowiest month?
The month with the most snowfall is March, when snow falls for 9.2 days and typically aggregates up to 6.06" (154mm) of snow.
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 MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.
What is the rainiest month?
The month with the most rainfall is May, when the rain falls for 17.5 days and typically aggregates up to 2.95" (75mm) of precipitation.
When it does not snow?
In South Greeley, snow does not fall in June through September.
When are the longest days?
June has the longest days of the year, with an average of 15h and 6min of daylight.
What is the warmest month?
July, known for its average high temperature of 82.4°F (28°C) and an average low temperature of 59.9°F (15.5°C), is the warmest month in South Greeley.
What is the month with the most sunshine?
The months with the most sunshine are July and August, with an average of 11.6h of sunshine.
When is the highest UV index?
The months with the highest UV index are July and August, with an average maximum UV index of 6.
What is the least humid month?
August is the least humid month, with an average relative humidity of 43%.
What time of the year is the coldest?
During the coldest month in South Greeley, December, temperatures average a high of 34.7°F (1.5°C) and a low of 20.3°F (-6.5°C).
What is the month with the shortest days?
With an average of 9h and 18min of daylight, December has the shortest days of the year.
Average temperature
South Greeley, WY
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is December (34.7°F).
The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is December (20.3°F).
Average pressure
South Greeley, WY
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
29.98"Hg - Average pressure in April:
29.9"Hg - Average pressure in May:
29.9"Hg - Average pressure in June:
29.87"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.95"Hg - Average pressure in September:
29.96"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed
South Greeley, WY
- Average wind speed in January:
14.2mph - Average wind speed in February:
13mph - Average wind speed in March:
12.6mph - Average wind speed in April:
12.4mph - Average wind speed in May:
10.4mph - Average wind speed in June:
9.8mph
- Average wind speed in July:
8.9mph - Average wind speed in August:
8.7mph - Average wind speed in September:
9.6mph - Average wind speed in October:
11.8mph - Average wind speed in November:
12.5mph - Average wind speed in December:
13.1mph
The windiest month (with the highest average wind speed) is January (14.2mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).
Average humidity
South Greeley, WY
The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is August (43%).
Average rainfall
South Greeley, WY
- Average rainfall in January:
0.43" - Average rainfall in February:
0.71" - Average rainfall in March:
1.42" - Average rainfall in April:
2.24" - Average rainfall in May:
2.95" - Average rainfall in June:
1.38"
- Average rainfall in July:
1.5" - Average rainfall in August:
0.83" - Average rainfall in September:
0.87" - Average rainfall in October:
0.91" - Average rainfall in November:
0.75" - Average rainfall in December:
0.59"
The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days
South Greeley, WY
- Average rainfall days in January:
4.7 days - Average rainfall days in February:
5.8 days - Average rainfall days in March:
9.7 days - Average rainfall days in April:
14.3 days - Average rainfall days in May:
17.5 days - Average rainfall days in June:
13.1 days
- Average rainfall days in July:
12.3 days - Average rainfall days in August:
11.7 days - Average rainfall days in September:
8.4 days - Average rainfall days in October:
8 days - Average rainfall days in November:
5 days - Average rainfall days in December:
5.5 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (4.7 days).
Average snowfall
South Greeley, WY
- Average snowfall in January:
2.28" - Average snowfall in February:
4.37" - Average snowfall in March:
6.06" - Average snowfall in April:
5.79" - Average snowfall in May:
3.43" - Average snowfall in June:
0"
The month with the highest snowfall is March (6.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
South Greeley, WY
- Average snowfall days in January:
8.9 days - Average snowfall days in February:
11.3 days - Average snowfall days in March:
9.2 days - Average snowfall days in April:
8.2 days - Average snowfall days in May:
3.2 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:
0.1 days - Average snowfall days in October:
3.5 days - Average snowfall days in November:
8 days - Average snowfall days in December:
9.6 days
The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
South Greeley, WY
- 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 1min
- 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 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 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
6h and 5min - Average sunshine in February:
6h and 3min - Average sunshine in March:
8h and 3min - Average sunshine in April:
10h and 1min - Average sunshine in May:
10h and 2min - Average sunshine in June:
11h and 3min
- Average sunshine in July:
11h and 4min - Average sunshine in August:
11h and 4min - Average sunshine in September:
10h and 4min - Average sunshine in October:
7h and 2min - Average sunshine in November:
7h and 0min - Average sunshine in December:
6h and 4min
The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 6h and 30min).
Average sunshine days
South Greeley, WY
- Average sunshine days in January:
20.7 days - Average sunshine days in February:
15.3 days - Average sunshine days in March:
14.7 days - Average sunshine days in April:
9.3 days - Average sunshine days in May:
9.9 days - Average sunshine days in June:
13.4 days
- Average sunshine days in July:
14.8 days - Average sunshine days in August:
15.5 days - Average sunshine days in September:
19 days - Average sunshine days in October:
19.9 days - Average sunshine days in November:
19 days - Average sunshine days in December:
19.5 days
The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is April (9.3 days).
Average UV index
South Greeley, WY
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
South Greeley, WY
The months with the most cloud cover are April and May (Cloud cover 32).
The month with the least cloud cover is September (Cloud cover 18).
Average visibility
South Greeley, WY
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).