Climate and monthly weather forecastJolley, IA
Climate and monthly weather forecast
Weather in January
January, the same as December, in Jolley, Iowa, is a freezing cold winter month, with an average temperature varying between 25.2°F (-3.8°C) and 12.7°F (-10.7°C). Jolley's January weather, with an average high temperature of 25.2°F (-3.8°C) and an average low temperature of 12.7°F (-10.7°C), tends to be the coldest of the year. Weather in January »Weather in February
The last month of the winter, February, is another freezing cold month in Jolley, Iowa, with an average temperature varying between 29.1°F (-1.6°C) and 16.2°F (-8.8°C). February's onset records an average high-temperature of a still freezing cold 29.1°F (-1.6°C), a near match to January's 25.2°F (-3.8°C). Weather in February »Weather in March
March, the first month of the spring in Jolley, is a frosty month, with an average temperature ranging between min 30.6°F (-0.8°C) and max 45.1°F (7.3°C). Jolley's transition into March is marked by a distinct rise in the average high-temperature, advancing from a freezing cold 29.1°F (-1.6°C) in February to a chilly 45.1°F (7.3°C). Weather in March »Weather in April
April in Jolley, Iowa, is a refreshing spring month, with temperature in the range of an average low of 41.4°F (5.2°C) and an average high of 57.7°F (14.3°C). As Jolley, Iowa, transitions into April, the average high-temperature shows a change, moving from a chilly 45.1°F (7.3°C) in March to a mild 57.7°F (14.3°C). Weather in April »Weather in May
The last month of the spring, May, is an agreeable month in Jolley, Iowa, with an average temperature ranging between min 53.1°F (11.7°C) and max 69.3°F (20.7°C). As Jolley transitions into May, the average high-temperature is observed to rise from a refreshing 57.7°F (14.3°C) in April to a pleasant 69.3°F (20.7°C). Weather in May »Weather in June
June, the first month of the summer in Jolley, is a warm month, with an average temperature varying between 79.2°F (26.2°C) and 62.4°F (16.9°C). Jolley's June weather shows an increase in high-temperatures, moving from May's pleasant 69.3°F (20.7°C) to a warm 79.2°F (26.2°C). Weather in June »Weather in July
July, like June, in Jolley, Iowa, is another warm summer month, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 64°F (17.8°C). Jolley, Iowa, witnesses the warmest weather in July, with temperatures averaging a high of 81.1°F (27.3°C) and a low of 64°F (17.8°C). July's heat index is appraised at a tropical 87.8°F (31°C). Weather in July »Weather in August
The last month of the summer, August, is also a moderately hot month in Jolley, Iowa, with an average temperature fluctuating between 61.2°F (16.2°C) and 79.2°F (26.2°C). In August, Jolley experiences a minor shift in meteorological conditions with average high-temperatures marked at a still moderately hot 79.2°F (26.2°C), closely mirroring the climate in July. Weather in August »Weather in September
The first month of the autumn, September, is still a warm month in Jolley, Iowa, with an average temperature varying between 55.2°F (12.9°C) and 74.3°F (23.5°C). The onset of September marks an average high-temperature of a still warm 74.3°F (23.5°C), hardly differing from August's 79.2°F (26.2°C). Weather in September »Weather in October
October, like September, is another mild autumn month in Jolley, Iowa, with an average temperature varying between 43.7°F (6.5°C) and 59°F (15°C). As Jolley welcomes October, the average high-temperature witnesses a distinct drop, moving from a moderately hot 74.3°F (23.5°C) in September to a refreshing 59°F (15°C). Weather in October »Weather in November
November, the last month of the autumn in Jolley, is another chilly month, with an average temperature varying between 31.6°F (-0.2°C) and 45°F (7.2°C). In November, the average high-temperature decreases from a moderate 59°F (15°C) in October to a chilly 45°F (7.2°C). Weather in November »Weather in December
December, the first month of the winter in Jolley, is also a subzero cold month, with an average temperature fluctuating between 19.6°F (-6.9°C) and 30.7°F (-0.7°C). The transition into December involves a decrease in the average high-temperature, falling from a chilly 45°F (7.2°C) in November to a freezing cold 30.7°F (-0.7°C). Weather in December »Updated: Feb 12, 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
With average high and low temperatures of 25.2°F (-3.8°C) and 12.7°F (-10.7°C) respectively, January is Jolley's coldest month.
January is the most humid month, with an average relative humidity of 85%.
The month with the least rainfall in Jolley, Iowa, is January, when the rain falls for 4 days and typically collects 0.91" (23mm) of precipitation.
In Jolley, during the entire year, the rain falls for 128 days and collects up to 26.18" (665mm) of precipitation.
January through May, October through December are months with snowfall.
Throughout the year, in Jolley, there are 39.2 snowfall days, and 17.64" (448mm) of snow is accumulated.
January has the least sunshine of the year, with an average of 4.1h of sunshine.
The month with the most snowfall is February, when snow falls for 9.7 days and typically aggregates up to 5.31" (135mm) of snow.
With an average maximum UV index of 1, February is the month with the lowest UV index in Jolley.
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.
April and October, with an average relative humidity of 68%, are the least humid months in Jolley, Iowa.
June is the month with the most rainfall. Rain falls for 17.6 days and accumulates 3.98" (101mm) of precipitation.
June through September are months without snowfall in Jolley, Iowa.
With an average of 15h and 12min of daylight, June has the longest days of the year in Jolley.
June and July, with an average maximum UV index of 6, are months with the highest UV index in Jolley, Iowa.
July brings the highest temperatures in Jolley, with an average high of 81.1°F (27.3°C) and an average low of 64°F (17.8°C).
With an average of 10.3h of sunshine, July has the most sunshine of the year in Jolley, Iowa.
The month with the shortest days in Jolley is December, with an average of 9h and 6min of daylight.
Average temperature
Jolley, IA
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (25.2°F).
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (12.7°F).
Average pressure
Jolley, IA
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.15"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.88"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
30.01"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed
Jolley, IA
- Average wind speed in January:
10.9mph - Average wind speed in February:
10.7mph - Average wind speed in March:
10.6mph - Average wind speed in April:
10.9mph - Average wind speed in May:
9.4mph - Average wind speed in June:
8.5mph
- Average wind speed in July:
7.2mph - Average wind speed in August:
7.3mph - Average wind speed in September:
8.5mph - Average wind speed in October:
9.9mph - Average wind speed in November:
10.5mph - Average wind speed in December:
10.4mph
The windiest months (with the highest average wind speed) are January and April (10.9mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).
Average humidity
Jolley, IA
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are April and October (68%).
Average rainfall
Jolley, IA
- Average rainfall in January:
0.91" - Average rainfall in February:
1.18" - Average rainfall in March:
1.42" - Average rainfall in April:
2.87" - Average rainfall in May:
3.9" - Average rainfall in June:
3.98"
- Average rainfall in July:
2.13" - Average rainfall in August:
2.68" - Average rainfall in September:
2.56" - Average rainfall in October:
2.13" - Average rainfall in November:
1.06" - Average rainfall in December:
1.38"
The wettest month (with the highest rainfall) is June (3.98").
The driest month (with the least rainfall) is January (0.91").
Average rainfall days
Jolley, IA
- Average rainfall days in January:
4 days - Average rainfall days in February:
3 days - Average rainfall days in March:
10.3 days - Average rainfall days in April:
14.4 days - Average rainfall days in May:
17.1 days - Average rainfall days in June:
17.6 days
- Average rainfall days in July:
14.9 days - Average rainfall days in August:
14.3 days - Average rainfall days in September:
12.2 days - Average rainfall days in October:
9.8 days - Average rainfall days in November:
5.9 days - Average rainfall days in December:
4.5 days
The month with the highest number of rainy days is June (17.6 days).
The month with the least rainy days is February (3 days).
Average snowfall
Jolley, IA
- Average snowfall in January:
4.41" - Average snowfall in February:
5.31" - Average snowfall in March:
2.4" - Average snowfall in April:
1.06" - Average snowfall in May:
0.24" - Average snowfall in June:
0"
The month with the highest snowfall is February (5.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Jolley, IA
- Average snowfall days in January:
9.3 days - Average snowfall days in February:
9.7 days - Average snowfall days in March:
6.2 days - Average snowfall days in April:
1.4 days - Average snowfall days in May:
0.3 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:
0.7 days - Average snowfall days in November:
3.1 days - Average snowfall days in December:
8.5 days
The month with the highest number of snowfall days is February (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Jolley, IA
- Average daylight in January:
9h and 30min - 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 36min - Average daylight in June:
15h and 12min
- Average daylight in July:
14h and 54min - Average daylight in August:
13h and 54min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 48min - Average daylight in December:
9h and 6min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January:
4h and 6min - Average sunshine in February:
4h and 54min - Average sunshine in March:
6h and 0min - Average sunshine in April:
8h and 6min - Average sunshine in May:
8h and 36min - Average sunshine in June:
9h and 36min
- Average sunshine in July:
10h and 18min - Average sunshine in August:
9h and 36min - Average sunshine in September:
9h and 12min - Average sunshine in October:
5h and 42min - Average sunshine in November:
5h and 30min - Average sunshine in December:
4h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days
Jolley, IA
- Average sunshine days in January:
19 days - Average sunshine days in February:
15.6 days - Average sunshine days in March:
15.8 days - Average sunshine days in April:
12.6 days - Average sunshine days in May:
11.9 days - Average sunshine days in June:
9.9 days
- Average sunshine days in July:
12.8 days - Average sunshine days in August:
14.3 days - Average sunshine days in September:
16.6 days - Average sunshine days in October:
18.5 days - Average sunshine days in November:
19.9 days - Average sunshine days in December:
19.5 days
The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is June (9.9 days).
Average UV index
Jolley, IA
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover
Jolley, IA
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are July and September (Cloud cover 30).
Average visibility
Jolley, IA
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
