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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, the same as December, in Leighton, Iowa, is a freezing cold winter month, with temperature in the range of an average low of 15.3°F (-9.3°C) and an average high of 28.6°F (-1.9°C). The coldest temperatures occur during January, when averages reach a peak of 28.6°F (-1.9°C) and a low of 15.3°F (-9.3°C). Weather in January »
Weather in February
The last month of the winter, February, is a wintry month in Leighton, Iowa, with an average temperature ranging between max 32.5°F (0.3°C) and min 18.9°F (-7.3°C). February ushers in an average high-temperature of an icy 32.5°F (0.3°C), aligning closely with the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Leighton, is a chilly month, with an average temperature varying between 32.5°F (0.3°C) and 47.5°F (8.6°C). A clear escalation in the average high-temperature marks the arrival of March, surging from an icy 32.5°F (0.3°C) in February to a frosty 47.5°F (8.6°C). Weather in March »
Weather in April
April is a moderate spring month in Leighton, Iowa, with an average temperature ranging between min 42.4°F (5.8°C) and max 59.5°F (15.3°C). Leighton's transition into April is marked by a rise in the average high-temperature, advancing from a chilly 47.5°F (8.6°C) in March to a moderate 59.5°F (15.3°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Leighton, Iowa, with an average temperature varying between 53.1°F (11.7°C) and 70°F (21.1°C). The onset of May marks an increase in the average high-temperature, moving from a refreshing 59.5°F (15.3°C) in April to an agreeable 70°F (21.1°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Leighton, Iowa, with an average temperature varying between 63°F (17.2°C) and 79.3°F (26.3°C). A rise in the average high-temperature is observed during June, moving from a pleasant 70°F (21.1°C) in May to a warm 79.3°F (26.3°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Leighton, Iowa, with temperature in the range of an average low of 64.9°F (18.3°C) and an average high of 82.2°F (27.9°C). In Leighton, July is identified by the highest average temperatures, reaching a peak of 82.2°F (27.9°C) and a low of 64.9°F (18.3°C). The heat index value for July is estimated at a hot 89.6°F (32°C). Weather in July »
Weather in August
August, the last month of the summer in Leighton, is another warm month, with an average temperature fluctuating between 81.1°F (27.3°C) and 62.6°F (17°C). In August, Leighton experiences a minor shift in meteorological conditions with average high-temperatures marked at a still moderately hot 81.1°F (27.3°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 Leighton, Iowa, with temperature in the range of an average high of 75.9°F (24.4°C) and an average low of 56.1°F (13.4°C). Leighton's September average high-temperature settles at a still warm 75.9°F (24.4°C), showing a near match with the preceding month. Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Leighton, Iowa, with an average temperature fluctuating between 44.8°F (7.1°C) and 61.2°F (16.2°C). As October arrives, a noticeable drop in the average high-temperature is witnessed, moving from a warm 75.9°F (24.4°C) in September to a refreshing 61.2°F (16.2°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Leighton, Iowa, with temperature in the range of an average high of 47.3°F (8.5°C) and an average low of 33.1°F (0.6°C). The onset of November is marked by a decrease in temperature, transitioning from an enjoyable 61.2°F (16.2°C) in October to a chilly 47.3°F (8.5°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in Leighton, Iowa, with an average temperature varying between 23.5°F (-4.7°C) and 34.7°F (1.5°C). With December's onset, the average high-temperature recedes from November's frosty 47.3°F (8.5°C) to an icy 34.7°F (1.5°C). Weather in December »
Updated: Aug 5, 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 are the coldest months?
Leighton's temperature records reveal January as the coldest month, marked by average highs of 28.6°F (-1.9°C) and lows of 15.3°F (-9.3°C).
What is the driest month?
January is the month with the least rainfall. Rain falls for 5.3 days and accumulates 1.06" (27mm) of precipitation.
How much does it rain?
Throughout the year, there are 141.1 rainfall days, and 28.5" (724mm) of precipitation is accumulated.
When does it snow?
January through May, October through December are months with snowfall.
How much does it snow?
In Leighton, Iowa, during the entire year, snow falls for 32.1 days and aggregates up to 15.28" (388mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 4.2h of sunshine.
When is the lowest UV index?
With an average maximum UV index of 1, January is the month with the lowest UV index in Leighton.
When does it snow the most?
February is the month with the most snowfall. Snow falls for 8.4 days and accumulates 4.92" (125mm) 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 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 rainiest month?
The month with the most rainfall is May, when the rain falls for 18.3 days and typically aggregates up to 4.37" (111mm) of precipitation.
What is the most humid month?
With an average relative humidity of 83%, June is the most humid month.
When it does not snow?
In Leighton, snow does not fall in June through September.
When are the longest days?
With an average of 15h and 6min of daylight, June has the longest days of the year.
What is the month with the highest UV index?
The months with the highest UV index are June and July, with an average maximum UV index of 6.
What time of the year is the hottest in Leighton?
Leighton registers the average highest temperatures during July, with peaks of 82.2°F (27.9°C) and lows of 64.9°F (18.3°C).
What month has the most sunshine?
With an average of 10.3h of sunshine, July has the most sunshine of the year.
What is the least humid month?
With an average relative humidity of 72%, October is the least humid month.
What is the month with the shortest days?
With an average of 9h and 12min of daylight, December has the shortest days of the year.
Average temperature
Leighton, IA
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (28.6°F).
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).
Average pressure
Leighton, IA
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.13"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:
29.89"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed
Leighton, IA
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.4mph - Average wind speed in March:
10.4mph - Average wind speed in April:
10.5mph - Average wind speed in May:
8.9mph - Average wind speed in June:
7.8mph
- Average wind speed in July:
6.9mph - Average wind speed in August:
6.9mph - Average wind speed in September:
7.9mph - Average wind speed in October:
9.5mph - Average wind speed in November:
10.3mph - Average wind speed in December:
10mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).
Average humidity
Leighton, IA
The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Leighton, IA
- Average rainfall in January:
1.06" - Average rainfall in February:
1.22" - Average rainfall in March:
2.01" - Average rainfall in April:
2.91" - Average rainfall in May:
4.37" - Average rainfall in June:
4.17"
The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days
Leighton, IA
- Average rainfall days in January:
5.3 days - Average rainfall days in February:
5.1 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
14.5 days - Average rainfall days in May:
18.3 days - Average rainfall days in June:
18.6 days
- Average rainfall days in July:
17.1 days - Average rainfall days in August:
14.2 days - Average rainfall days in September:
12.2 days - Average rainfall days in October:
10.3 days - Average rainfall days in November:
7.6 days - Average rainfall days in December:
7.1 days
The month with the highest number of rainy days is June (18.6 days).
The month with the least rainy days is February (5.1 days).
Average snowfall
Leighton, IA
- Average snowfall in January:
4.13" - Average snowfall in February:
4.92" - Average snowfall in March:
2.01" - Average snowfall in April:
0.87" - Average snowfall in May:
0.12" - Average snowfall in June:
0"
The month with the highest snowfall is February (4.92").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Leighton, IA
- Average snowfall days in January:
8.8 days - Average snowfall days in February:
8.4 days - Average snowfall days in March:
4.5 days - Average snowfall days in April:
1.1 days - Average snowfall days in May:
0.2 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 days - Average snowfall days in October:
0.4 days - Average snowfall days in November:
2.2 days - Average snowfall days in December:
6.5 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Leighton, IA
- 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 1min
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 12min).
- Average sunshine in January:
4h and 1min - Average sunshine in February:
4h and 3min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 5min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 2min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 5min
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 12min).
Average sunshine days
Leighton, IA
- Average sunshine days in January:
18.1 days - Average sunshine days in February:
15.8 days - Average sunshine days in March:
16.3 days - Average sunshine days in April:
13.3 days - Average sunshine days in May:
9.8 days - Average sunshine days in June:
9 days
- Average sunshine days in July:
11 days - Average sunshine days in August:
14.4 days - Average sunshine days in September:
15.6 days - Average sunshine days in October:
19 days - Average sunshine days in November:
19.4 days - Average sunshine days in December:
18.5 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is June (9 days).
Average UV index
Leighton, IA
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover
Leighton, IA
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are August and September (Cloud cover 29).
Average visibility
Leighton, 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).
Leighton, Iowa, USA
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