Climate and monthly weather forecast
Otis, IA

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Weather in January

January, like December, is a freezing cold winter month in Otis, Iowa, with temperature in the range of an average high of 26.2°F (-3.2°C) and an average low of 14.2°F (-9.9°C). Temperature readings reach their annual highs in January, averaging 26.2°F (-3.2°C) and a minimum average of 14.2°F (-9.9°C). Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Otis, Iowa, with temperature in the range of an average high of 30.6°F (-0.8°C) and an average low of 17.6°F (-8°C). As February takes hold, the average high-temperature is a still subzero cold 30.6°F (-0.8°C), nearly mirroring that of the previous month. Weather in February »

Weather in March

March, the first month of the spring in Otis, is a chilly month, with an average temperature ranging between max 45.7°F (7.6°C) and min 30.6°F (-0.8°C). March's arrival brings a noticeable temperature shift, escalating from a freezing cold 30.6°F (-0.8°C) in February to a chilly 45.7°F (7.6°C). Weather in March »

Weather in April

April in Otis, Iowa, is a moderate spring month, with temperature in the range of an average high of 57.9°F (14.4°C) and an average low of 41.4°F (5.2°C). April's arrival brings a change in high-temperatures, moving from a chilly 45.7°F (7.6°C) in March to a moderate 57.9°F (14.4°C). Weather in April »

Weather in May

May, the last month of the spring in Otis, is a pleasant month, with an average temperature fluctuating between 52.3°F (11.3°C) and 68.9°F (20.5°C). Otis in May shows a temperature shift, moving from an average high of a moderate 57.9°F (14.4°C) in April to a pleasant 68.9°F (20.5°C). Weather in May »

Weather in June

June, the first month of the summer in Otis, is a warm month, with an average temperature fluctuating between 61.5°F (16.4°C) and 78.1°F (25.6°C). As May gives way to June, the average high-temperature displays an increase, moving from an agreeable 68.9°F (20.5°C) to a warm 78.1°F (25.6°C). Weather in June »

Weather in July

July, like June, in Otis, Iowa, is another warm summer month, with an average temperature ranging between max 80.8°F (27.1°C) and min 64.6°F (18.1°C). July, on average, is the warmest month, registering a high temperature of 80.8°F (27.1°C) and a low of 64.6°F (18.1°C). July's mean heat index is evaluated at a hot 86°F (30°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Otis, Iowa, with an average temperature fluctuating between 62.1°F (16.7°C) and 79.5°F (26.4°C). With the start of August, Otis measures an average high-temperature of a still warm 79.5°F (26.4°C), not significantly differing from July's 80.8°F (27.1°C). Weather in August »

Weather in September

September, the first month of the autumn in Otis, is still a warm month, with an average temperature ranging between min 55.2°F (12.9°C) and max 74.3°F (23.5°C). With the transition into September, Otis notes an average high-temperature of a still warm 74.3°F (23.5°C), closely resembling August. Weather in September »

Weather in October

October, the same as September, in Otis, Iowa, is another refreshing autumn month, with an average temperature fluctuating between 59.9°F (15.5°C) and 44.1°F (6.7°C). October's arrival signals a distinct temperature shift, dropping from a warm 74.3°F (23.5°C) in September to a moderate 59.9°F (15.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Otis, Iowa, with an average temperature varying between 32.2°F (0.1°C) and 45.5°F (7.5°C). Otis's transition into November is marked by a clear drop in the average high-temperature, receding from a refreshing 59.9°F (15.5°C) in October to a chilly 45.5°F (7.5°C). Weather in November »

Weather in December

December, the first month of the winter in Otis, is also a wintry month, with an average temperature varying between 33.1°F (0.6°C) and 22.5°F (-5.3°C). In Otis, the average high-temperature in December drops from a chilly 45.5°F (7.5°C) in November to a cold 33.1°F (0.6°C). Weather in December »
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

In Otis, the average lowest temperatures are observed in January, with a high of 26.2°F (-3.2°C) and a low of 14.2°F (-9.9°C).

What is the most humid month?

January is the most humid month, with an average relative humidity of 85%.

What is the driest month?

January and February are months with the least rain when the rain falls for 4.2 days and typically aggregates up to 0.63" (16mm) of rain.

How much does it rain?

In Otis, during the entire year, the rain falls for 120.7 days and collects up to 18.31" (465mm) of precipitation.

When does it snow?

January through April, October through December are months with snowfall.

When does it snow the most in Otis?

The month with the most snowfall is January, when snow falls for 10.3 days and typically aggregates up to 2.64" (67mm) of snow.

How many days does it snow?

In Otis, during the entire year, snow falls for 36.1 days and aggregates up to 8.43" (214mm) of snow.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 4.1h of sunshine.

When is the lowest UV index?

The months with the lowest UV index are January and December, with an average maximum UV index of 1.

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 wettest month?

The month with the most rainfall is May, when the rain falls for 16 days and typically aggregates up to 3.07" (78mm) of precipitation.

When it does not snow?

In Otis, snow does not fall in May through September.

When are the longest days?

The month with the longest days is June, with an average of 15h and 12min of daylight.

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 month is the hottest?

In Otis, Iowa, temperatures reach their average annual highs in July, measuring 80.8°F (27.1°C) and a minimum average of 64.6°F (18.1°C).

What month has the most sunshine?

With an average of 10h of sunshine, July has the most sunshine of the year.

What is the least humid month?

October is the least humid month, with an average relative humidity of 73%.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 12min of daylight.

Average temperature
Otis, IA

Average temperature - Otis, IA

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (26.2°F).

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (14.2°F).

Average pressure
Otis, IA

Average pressure - Otis, IA

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed
Otis, IA

Average wind speed - Otis, IA

The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity
Otis, IA

Average humidity - Otis, IA

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (73%).

Average rainfall
Otis, IA

Average rainfall - Otis, IA

The wettest month (with the highest rainfall) is May (3.07").
The driest months (with the least rainfall) are January and February (0.63").

Average rainfall days
Otis, IA

Average rainfall days - Otis, IA

The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is February (3 days).

Average snowfall
Otis, IA

Average snowfall - Otis, IA

The month with the highest snowfall is January (2.64").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Otis, IA

Average snowfall days - Otis, IA

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Otis, IA

Average daylight / Average sunshine - Otis, IA

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 12min).

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days
Otis, IA

Average sunshine days - Otis, IA

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is June (11.8 days).

Average visibility
Otis, IA

Average visibility - Otis, 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).

Otis, Iowa, USA

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