Climate and monthly weather forecast
Thayer, IA

Share

Weather in January

January, the same as December, in Thayer, Iowa, is another subzero cold winter month, with an average temperature ranging between min 15.8°F (-9°C) and max 29.1°F (-1.6°C). In Thayer, January is the coldest month, with temperatures averaging a high of 29.1°F (-1.6°C) and a low of 15.8°F (-9°C). Weather in January »

Weather in February

The last month of the winter, February, is a cold month in Thayer, Iowa, with temperature in the range of an average low of 18.9°F (-7.3°C) and an average high of 33.4°F (0.8°C). Thayer notes an average high-temperature of a wintry 33.4°F (0.8°C) in February, displaying minor variation from January. Weather in February »

Weather in March

March, the first month of the spring in Thayer, is a chilly month, with temperature in the range of an average low of 32.5°F (0.3°C) and an average high of 47.8°F (8.8°C). As February transitions into March, a clear upsurge in temperatures is observed, with average highs advancing from a cold 33.4°F (0.8°C) to a frosty 47.8°F (8.8°C). Weather in March »

Weather in April

April is a refreshing spring month in Thayer, Iowa, with an average temperature fluctuating between 42.3°F (5.7°C) and 59.9°F (15.5°C). As April arrives, a rise in the average high-temperature is observed, moving from a chilly 47.8°F (8.8°C) in March to a mild 59.9°F (15.5°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Thayer, Iowa, with an average temperature fluctuating between 52.5°F (11.4°C) and 69.4°F (20.8°C). Thayer's weather in May shows a rise in the average high-temperature, moving up from April's mild 59.9°F (15.5°C) to a pleasant 69.4°F (20.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Thayer, Iowa, with temperature in the range of an average high of 79.5°F (26.4°C) and an average low of 63.1°F (17.3°C). The onset of June marks an increase in the average high-temperature, moving from a pleasant 69.4°F (20.8°C) in May to a warm 79.5°F (26.4°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Thayer, Iowa, with temperature in the range of an average low of 65.7°F (18.7°C) and an average high of 83.3°F (28.5°C). Thayer's July weather, marked by an average high temperature of 83.3°F (28.5°C) and an average low temperature of 65.7°F (18.7°C), is the warmest in the year. During July, the heat index is calculated to be a tropical 93.2°F (34°C). Weather in July »

Weather in August

August, the last month of the summer in Thayer, is another warm month, with an average temperature varying between 81.7°F (27.6°C) and 63.1°F (17.3°C). Thayer records an average high-temperature of a still warm 81.7°F (27.6°C) in August, maintaining a close correlation with July's 83.3°F (28.5°C). Weather in August »

Weather in September

September, the first month of the autumn in Thayer, is also a moderately hot month, with an average temperature ranging between min 56.1°F (13.4°C) and max 75.4°F (24.1°C). As August transitions into September, Thayer sees a gentle drop in the average high-temperature, transitioning from 81.7°F (27.6°C) to a still warm 75.4°F (24.1°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Thayer, Iowa, with temperature in the range of an average low of 44.6°F (7°C) and an average high of 61.3°F (16.3°C). During Thayer's transition into October, the average high-temperature lessens, moving from a moderately hot 75.4°F (24.1°C) in September to an enjoyable 61.3°F (16.3°C). Weather in October »

Weather in November

November, the last month of the autumn in Thayer, is another chilly month, with an average temperature varying between 47.8°F (8.8°C) and 32.9°F (0.5°C). Thayer in November experiences a subtle temperature decline, with average high-temperatures reducing from an enjoyable 61.3°F (16.3°C) in October to a chilly 47.8°F (8.8°C). Weather in November »

Weather in December

The first month of the winter, December, is also an icy month in Thayer, Iowa, with an average temperature fluctuating between 34.9°F (1.6°C) and 22.8°F (-5.1°C). In Thayer, the beginning of December is marked by a lowered average high-temperature, shifting from November's frosty 47.8°F (8.8°C) to an icy 34.9°F (1.6°C). Weather in December »
[Resources]

Frequently asked questions

What is the coldest time of year in Thayer?

Thayer experiences its lowest temperatures in January, with an average peak of 29.1°F (-1.6°C) and a low of 15.8°F (-9°C).

How much does it rain in Thayer?

Throughout the year, in Thayer, Iowa, there are 122.6 rainfall days, and 20.43" (519mm) of precipitation is accumulated.

When does it snow in Thayer?

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

What is the snowiest month in Thayer?

The month with the most snowfall is January, when snow falls for 9.2 days and typically aggregates up to 3.66" (93mm) of snow.

How many days does it snow in Thayer?

Throughout the year, there are 30.8 snowfall days, and 11.77" (299mm) of snow is accumulated.

What is the month with the least sunshine in Thayer?

The month with the least sunshine is January, with an average of 4.3h of sunshine.

When is the lowest UV index in Thayer?

With an average maximum UV index of 1, January is the month with the lowest UV index in Thayer, Iowa.

When is Daylight Saving Time (DST) in Thayer?

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 in Thayer?

With an average relative humidity of 83%, June is the most humid month in Thayer.

What is the wettest month in Thayer?

June is the month with the most rainfall. Rain falls for 16.4 days and accumulates 3.74" (95mm) of precipitation.

When it does not snow in Thayer?

June through September are months without snowfall in Thayer.

When are the longest days in Thayer?

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 in Thayer?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What are the warmest months in Thayer?

Thayer reaches its average highest temperatures in July, measuring 83.3°F (28.5°C) at the peak and 65.7°F (18.7°C) at the lowest.

What month has the most sunshine in Thayer?

July has the most sunshine of the year in Thayer, Iowa, with an average of 10.3h of sunshine.

What is the least humid month in Thayer?

The least humid month in Thayer is October, with an average relative humidity of 71%.

What is the driest month in Thayer?

December is the month with the least rainfall. Rain falls for 4.9 days and accumulates 0.63" (16mm) of precipitation.

What is the month with the shortest days in Thayer?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

Average temperature
Thayer, IA

Average temperature - Thayer, IA

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (29.1°F).

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).

[Resources]

Average pressure
Thayer, IA

Average pressure - Thayer, IA

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

[Resources]

Average wind speed
Thayer, IA

Average wind speed - Thayer, IA

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

[Resources]

Average rainfall
Thayer, IA

Average rainfall - Thayer, IA

The wettest month (with the highest rainfall) is June (3.74").
The driest month (with the least rainfall) is December (0.63").

[Resources]

Average rainfall days
Thayer, IA

Average rainfall days - Thayer, IA

The months with the highest number of rainy days are May and June (16.4 days).
The months with the least rainy days are January and February (3.7 days).

[Resources]

Average snowfall
Thayer, IA

Average snowfall - Thayer, IA

The month with the highest snowfall is January (3.66").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days
Thayer, IA

Average snowfall days - Thayer, IA

The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight / Average sunshine
Thayer, IA

Average daylight / Average sunshine - Thayer, IA

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).

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 18min).

[Resources]

Average sunshine days
Thayer, IA

Average sunshine days - Thayer, IA

The month with the most sunshine days is December (21 days).
The months with the least sunshine days are May and June (11.3 days).

[Resources]

Average visibility
Thayer, IA

Average visibility - Thayer, IA

The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).

[Resources]

Thayer, Iowa, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location