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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 Ottosen, Iowa, is another subzero cold winter month, with an average temperature varying between 23.4°F (-4.8°C) and 10.8°F (-11.8°C). January brings the lowest temperatures, with an average high of 23.4°F (-4.8°C) and an average low of 10.8°F (-11.8°C). Weather in January »
Weather in February
February, the last month of the winter in Ottosen, is another freezing cold month, with an average temperature ranging between max 27°F (-2.8°C) and min 13.8°F (-10.1°C). The arrival of February records an average high-temperature of a still freezing cold 27°F (-2.8°C), closely related to the 23.4°F (-4.8°C) observed in January. Weather in February »
Weather in March
March, the first month of the spring in Ottosen, is a chilly month, with an average temperature varying between 42.8°F (6°C) and 28.8°F (-1.8°C). March's onset brings a noticeable temperature rise, soaring from a subzero cold 27°F (-2.8°C) in February to a frosty 42.8°F (6°C). Weather in March »
Weather in April
April in Ottosen, Iowa, is a mild spring month, with an average temperature ranging between max 55.9°F (13.3°C) and min 40.1°F (4.5°C). April's arrival sees a rise in the average high-temperature, jumping from March's chilly 42.8°F (6°C) to a mild 55.9°F (13.3°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Ottosen, Iowa, with an average temperature ranging between min 52.2°F (11.2°C) and max 68.5°F (20.3°C). The shift from April to May sees an increase in the average high-temperature, transitioning from a refreshing 55.9°F (13.3°C) to an agreeable 68.5°F (20.3°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Ottosen, Iowa, with an average temperature ranging between min 61.5°F (16.4°C) and max 77.5°F (25.3°C). Ottosen's transition into June brings a rise in the average high-temperature, moving from an agreeable 68.5°F (20.3°C) in May to a warm 77.5°F (25.3°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Ottosen, Iowa, with an average temperature fluctuating between 80.6°F (27°C) and 63.1°F (17.3°C). Ottosen experiences its highest temperatures in July, with an average peak of 80.6°F (27°C) and a low of 63.1°F (17.3°C). In July, the heat index is appraised at a hot 86°F (30°C). Weather in July »
Weather in August
August, the last month of the summer in Ottosen, is also a moderately hot month, with an average temperature fluctuating between 78.3°F (25.7°C) and 60.3°F (15.7°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 80.6°F (27°C). Weather in August »
Weather in September
September, the first month of the autumn in Ottosen, is still a warm month, with an average temperature varying between 73.4°F (23°C) and 54.5°F (12.5°C). September's beginning signals an average high-temperature of a still moderately hot 73.4°F (23°C), barely different from August's 78.3°F (25.7°C). Weather in September »
Weather in October
October, the same as September, in Ottosen, Iowa, is a moderate autumn month, with an average temperature varying between 57.9°F (14.4°C) and 43°F (6.1°C). As October begins, there is a noticeable decrease in the average high-temperature, falling from a warm 73.4°F (23°C) in September to a mild 57.9°F (14.4°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Ottosen, Iowa, with an average temperature fluctuating between 30.6°F (-0.8°C) and 43.2°F (6.2°C). Ottosen witnesses a significant decrease in the average high-temperature with the arrival of November, falling from October's refreshing 57.9°F (14.4°C) to a frosty 43.2°F (6.2°C). Weather in November »
Weather in December
December, the first month of the winter in Ottosen, is also a subzero cold month, with an average temperature fluctuating between 17.8°F (-7.9°C) and 28.2°F (-2.1°C). As Ottosen transitions into December, a noticeable drop in the average high-temperature is observed, falling from a frosty 43.2°F (6.2°C) in November to a freezing cold 28.2°F (-2.1°C). Weather in December »
Updated: Jun 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 time of the year is the coldest?
Ottosen records the coldest temperatures in January, averaging a high of 23.4°F (-4.8°C) and a low of 10.8°F (-11.8°C).
What is the most humid month?
January is the most humid month, with an average relative humidity of 88%.
What is the driest month?
January is the month with the least rainfall. Rain falls for 2.4 days and accumulates 0.39" (10mm) of precipitation.
How many days does it rain?
In Ottosen, during the entire year, the rain falls for 100.5 days and collects up to 11.69" (297mm) of precipitation.
When does it snow in Ottosen?
January through April, October through December are months with snowfall.
How much does it snow?
In Ottosen, Iowa, during the entire year, snow falls for 36.9 days and aggregates up to 8.43" (214mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 3.8h of sunshine.
What is the snowiest month?
The month with the most snowfall is February, when snow falls for 8.1 days and typically aggregates up to 2.56" (65mm) 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.
When it does not snow?
In Ottosen, snow does not fall in May through September.
What is the wettest month?
The month with the most rainfall is June, when the rain falls for 14.5 days and typically aggregates up to 1.89" (48mm) of precipitation.
When are the longest days?
With an average of 15h and 18min of daylight, June has the longest days of the year.
What are the months with the highest UV index?
June and July, with an average maximum UV index of 6, are months with the highest UV index.
What is the hottest time of year?
In Ottosen, July is the month with the highest recorded average temperatures, measuring a high of 80.6°F (27°C) and a low of 63.1°F (17.3°C).
What month has the most sunshine?
With an average of 10.1h of sunshine, July has the most sunshine of the year.
What is the least humid month?
The least humid month is October, with an average relative humidity of 68%.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 6min of daylight.
When is the lowest UV index?
The month with the lowest UV index is December, with an average maximum UV index of 1.
Average temperature
Ottosen, IA
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (23.4°F).
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure
Ottosen, IA
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.14"Hg - Average pressure in March:
30.08"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:
29.99"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed
Ottosen, IA
- Average wind speed in January:
10.9mph - Average wind speed in February:
10.8mph - Average wind speed in March:
10.6mph - Average wind speed in April:
10.9mph - Average wind speed in May:
9.6mph - Average wind speed in June:
8.5mph
- Average wind speed in July:
7.5mph - Average wind speed in August:
7.5mph - Average wind speed in September:
8.7mph - Average wind speed in October:
10.2mph - Average wind speed in November:
10.7mph - Average wind speed in December:
10.4mph
The windiest months (with the highest average wind speed) are January and April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).
Average humidity
Ottosen, IA
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (68%).
Average rainfall
Ottosen, IA
- Average rainfall in January:
0.39" - Average rainfall in February:
0.51" - Average rainfall in March:
0.75" - Average rainfall in April:
1.26" - Average rainfall in May:
1.69" - Average rainfall in June:
1.89"
- Average rainfall in July:
1.1" - Average rainfall in August:
1.22" - Average rainfall in September:
1.06" - Average rainfall in October:
0.87" - Average rainfall in November:
0.43" - Average rainfall in December:
0.51"
The wettest month (with the highest rainfall) is June (1.89").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days
Ottosen, IA
- Average rainfall days in January:
2.4 days - Average rainfall days in February:
2.1 days - Average rainfall days in March:
8.1 days - Average rainfall days in April:
11.6 days - Average rainfall days in May:
13.2 days - Average rainfall days in June:
14.5 days
- Average rainfall days in July:
12.5 days - Average rainfall days in August:
11.3 days - Average rainfall days in September:
9.5 days - Average rainfall days in October:
7.4 days - Average rainfall days in November:
4.6 days - Average rainfall days in December:
3.3 days
The month with the highest number of rainy days is June (14.5 days).
The month with the least rainy days is February (2.1 days).
Average snowfall
Ottosen, IA
The month with the highest snowfall is February (2.56").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Ottosen, IA
- Average snowfall days in January:
9.8 days - Average snowfall days in February:
8.1 days - Average snowfall days in March:
5.2 days - Average snowfall days in April:
1.6 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:
1 days - Average snowfall days in November:
3.2 days - Average snowfall days in December:
8 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Ottosen, 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:
15h and 0min - 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 4min - 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 5min - Average sunshine in February:
4h and 3min - Average sunshine in March:
6h and 0min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 3min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
9h and 4min - Average sunshine in September:
9h and 1min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days
Ottosen, IA
- Average sunshine days in January:
21.4 days - Average sunshine days in February:
19.1 days - Average sunshine days in March:
19.2 days - Average sunshine days in April:
16.1 days - Average sunshine days in May:
15.1 days - Average sunshine days in June:
12.8 days
- Average sunshine days in July:
15.6 days - Average sunshine days in August:
17.5 days - Average sunshine days in September:
17.9 days - Average sunshine days in October:
21.7 days - Average sunshine days in November:
22.5 days - Average sunshine days in December:
21.5 days
The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is June (12.8 days).
Average UV index
Ottosen, IA
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Ottosen, IA
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility
Ottosen, IA
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Ottosen, Iowa, USA
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