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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 Knowlton, Iowa, is a freezing cold winter month, with an average temperature fluctuating between 16.9°F (-8.4°C) and 30.6°F (-0.8°C). January stands out as Knowlton's coldest month, with an average high-temperature of 30.6°F (-0.8°C) and a low-temperature of 16.9°F (-8.4°C). Weather in January »
Weather in February
February, the last month of the winter in Knowlton, is a wintry month, with an average temperature ranging between min 20.1°F (-6.6°C) and max 34.2°F (1.2°C). As Knowlton welcomes February, the average high-temperature is noted at a wintry 34.2°F (1.2°C), closely aligning with the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Knowlton, is a chilly month, with an average temperature ranging between min 33.3°F (0.7°C) and max 48.7°F (9.3°C). March's onset is marked by a clear temperature increase, soaring from a cold 34.2°F (1.2°C) in February to a frosty 48.7°F (9.3°C). Weather in March »
Weather in April
April is a moderate spring month in Knowlton, Iowa, with temperature in the range of an average high of 60.4°F (15.8°C) and an average low of 42.6°F (5.9°C). April's onset witnesses a shift in the average high-temperature, moving from a chilly 48.7°F (9.3°C) in March to a moderate 60.4°F (15.8°C). Weather in April »
Weather in May
May, the last month of the spring in Knowlton, is a pleasant month, with an average temperature fluctuating between 53.1°F (11.7°C) and 69.6°F (20.9°C). Knowlton experiences a temperature shift with the start of May, with average high-temperatures moving from a mild 60.4°F (15.8°C) in April to an agreeable 69.6°F (20.9°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Knowlton, Iowa, with temperature in the range of an average low of 63.3°F (17.4°C) and an average high of 79.9°F (26.6°C). An escalation in the average high-temperature is seen with the onset of June, moving from a pleasant 69.6°F (20.9°C) in May to a moderately hot 79.9°F (26.6°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Knowlton, Iowa, with an average temperature ranging between max 83.5°F (28.6°C) and min 66°F (18.9°C). July, on average, is the warmest month, registering a high temperature of 83.5°F (28.6°C) and a low of 66°F (18.9°C). The average heat index in July is estimated at a hot 93.2°F (34°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Knowlton, Iowa, with temperature in the range of an average low of 63.3°F (17.4°C) and an average high of 81.7°F (27.6°C). With the onset of August, the average high-temperature stands at a still warm 81.7°F (27.6°C), closely aligned with July's 83.5°F (28.6°C). Weather in August »
Weather in September
September, the first month of the autumn in Knowlton, is still a warm month, with an average temperature ranging between max 75.9°F (24.4°C) and min 56.3°F (13.5°C). The onset of September aligns with a soft reduction in the average high-temperature, gently falling from 81.7°F (27.6°C) in August to a still moderately hot 75.9°F (24.4°C). Weather in September »
Weather in October
October, like September, in Knowlton, Iowa, is another comfortable autumn month, with an average temperature fluctuating between 61.5°F (16.4°C) and 44.6°F (7°C). The onset of October marks a clear decrease in the average high-temperature, dropping from a moderately hot 75.9°F (24.4°C) in September to an enjoyable 61.5°F (16.4°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Knowlton, Iowa, with an average temperature varying between 33.1°F (0.6°C) and 48.4°F (9.1°C). November shows a mild decline in the average high-temperature, falling from October's enjoyable 61.5°F (16.4°C) to a chilly 48.4°F (9.1°C). Weather in November »
Weather in December
December, the first month of the winter in Knowlton, is also an icy month, with an average temperature varying between 35.2°F (1.8°C) and 23.2°F (-4.9°C). Knowlton in December demonstrates a small temperature transition, adjusting from an average high of a frosty 48.4°F (9.1°C) in November to an icy 35.2°F (1.8°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 part of the year is the coldest?
January, noted for its average high-temperature of 30.6°F (-0.8°C) and an average low-temperature of 16.9°F (-8.4°C), is considered the coldest month.
How many days does it rain?
Throughout the year, there are 126.9 rainfall days, and 22.6" (574mm) of precipitation is accumulated.
When does it snow?
January through May, October through December are months with snowfall.
When does it snow the most in Knowlton?
January is the month with the most snowfall in Knowlton. Snow falls for 8.4 days and accumulates 3.54" (90mm) of snow.
How much does it snow?
In Knowlton, during the entire year, snow falls for 28.7 days and aggregates up to 11.85" (301mm) of snow.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 4.6h of sunshine.
What is the month with the lowest UV index?
With an average maximum UV index of 1, January is the month with the lowest UV index.
What is the driest month in Knowlton?
The months with the least rainfall are February and December Rain falls for 4.7 days and accumulates 0.71" (18mm) of rain.
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 most humid month?
The most humid month is June, with an average relative humidity of 82%.
What is the wettest month?
June is the month with the most rainfall. Rain falls for 16.1 days and accumulates 3.86" (98mm) of precipitation.
When it does not snow?
In Knowlton, 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 month with the highest UV index in Knowlton?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What part of the year is the hottest?
In Knowlton, the average temperatures in July are the highest, with a peak at 83.5°F (28.6°C) and a low of 66°F (18.9°C).
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.3h of sunshine.
What is the least humid month?
The least humid month is October, with an average relative humidity of 71%.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 18min of daylight.
Average temperature
Knowlton, IA
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (30.6°F).
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure
Knowlton, IA
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.14"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.92"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:
30.01"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.13"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
Knowlton, IA
- Average wind speed in January:
10.3mph - Average wind speed in February:
10.3mph - Average wind speed in March:
10.3mph - Average wind speed in April:
10.2mph - Average wind speed in May:
8.5mph - Average wind speed in June:
7.9mph
- Average wind speed in July:
6.8mph - Average wind speed in August:
6.8mph - Average wind speed in September:
7.8mph - Average wind speed in October:
9.3mph - Average wind speed in November:
10.1mph - Average wind speed in December:
9.9mph
The windiest months (with the highest average wind speed) are January, February and March (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity
Knowlton, IA
The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Knowlton, IA
- Average rainfall in January:
0.75" - Average rainfall in February:
0.71" - Average rainfall in March:
1.54" - Average rainfall in April:
1.93" - Average rainfall in May:
3.46" - Average rainfall in June:
3.86"
- Average rainfall in July:
2.32" - Average rainfall in August:
2.32" - Average rainfall in September:
2.24" - Average rainfall in October:
1.65" - Average rainfall in November:
1.1" - Average rainfall in December:
0.71"
The wettest month (with the highest rainfall) is June (3.86").
The driest months (with the least rainfall) are February and December (0.71").
Average rainfall days
Knowlton, IA
- Average rainfall days in January:
4.1 days - Average rainfall days in February:
4.7 days - Average rainfall days in March:
10.1 days - Average rainfall days in April:
13.1 days - Average rainfall days in May:
17.8 days - Average rainfall days in June:
16.1 days
- Average rainfall days in July:
15.1 days - Average rainfall days in August:
13.3 days - Average rainfall days in September:
11 days - Average rainfall days in October:
9.5 days - Average rainfall days in November:
6.7 days - Average rainfall days in December:
5.4 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (4.1 days).
Average snowfall
Knowlton, IA
The month with the highest snowfall is January (3.54").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Knowlton, IA
- Average snowfall days in January:
8.4 days - Average snowfall days in February:
7.4 days - Average snowfall days in March:
3.6 days - Average snowfall days in April:
0.8 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:
0.8 days - Average snowfall days in November:
1.7 days - Average snowfall days in December:
5.8 days
The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Knowlton, 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 4min - 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:
4h and 4min - Average sunshine in February:
5h and 1min - Average sunshine in March:
6h and 1min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 3min - Average sunshine in June:
9h and 4min
- 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 5min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 0min
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 36min).
Average sunshine days
Knowlton, IA
- Average sunshine days in January:
20 days - Average sunshine days in February:
16.8 days - Average sunshine days in March:
15.8 days - Average sunshine days in April:
14.3 days - Average sunshine days in May:
10.6 days - Average sunshine days in June:
11.1 days
- Average sunshine days in July:
11.5 days - Average sunshine days in August:
14.5 days - Average sunshine days in September:
16.9 days - Average sunshine days in October:
19.2 days - Average sunshine days in November:
21.2 days - Average sunshine days in December:
20.5 days
The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is May (10.6 days).
Average UV index
Knowlton, IA
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover
Knowlton, IA
The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility
Knowlton, IA
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).
Knowlton, Iowa, USA
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