Climate and monthly weather forecast
Thompson, IA

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Weather in January

January, like December, is a freezing cold winter month in Thompson, Iowa, with an average temperature ranging between max 22.1°F (-5.5°C) and min 9.9°F (-12.3°C). January, with average temperatures reaching a high of 22.1°F (-5.5°C) and a low of 9.9°F (-12.3°C), is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Thompson, Iowa, with an average temperature varying between 13.5°F (-10.3°C) and 26.2°F (-3.2°C). Thompson's entry into February measures an average high-temperature of a still subzero cold 26.2°F (-3.2°C), closely parallel to the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Thompson, Iowa, with an average temperature varying between 41.5°F (5.3°C) and 27.7°F (-2.4°C). As March arrives, Thompson's weather displays a notable increase in high-temperatures, climbing from February's subzero cold 26.2°F (-3.2°C) to a wintry 41.5°F (5.3°C). Weather in March »

Weather in April

April in Thompson, Iowa, is a cool spring month, with temperature in the range of an average low of 39.6°F (4.2°C) and an average high of 54.9°F (12.7°C). The arrival of April signals an increase in the average high-temperature, moving from a wintry 41.5°F (5.3°C) in March to a cool 54.9°F (12.7°C). Weather in April »

Weather in May

May, the last month of the spring in Thompson, is a refreshing month, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 67.5°F (19.7°C). Thompson sees an increase in average high-temperatures during May, moving from a fresh 54.9°F (12.7°C) in April to an enjoyable 67.5°F (19.7°C). Weather in May »

Weather in June

June, the first month of the summer in Thompson, is a warm month, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 61°F (16.1°C). With the onset of June, Thompson sees a temperature rise, with the average high-temperature moving from May's comfortable 67.5°F (19.7°C) to a moderately hot 76.6°F (24.8°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Thompson, Iowa, with an average temperature ranging between max 79.3°F (26.3°C) and min 62.6°F (17°C). Thompson records the warmest temperatures in July, averaging a high of 79.3°F (26.3°C) and a low of 62.6°F (17°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Thompson, Iowa, with an average temperature fluctuating between 77.4°F (25.2°C) and 59.9°F (15.5°C). Thompson in August witnesses an average high-temperature of a still moderately hot 77.4°F (25.2°C), indicating a slight variation from July's 79.3°F (26.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Thompson, Iowa, with an average temperature varying between 53.6°F (12°C) and 72.1°F (22.3°C). September ushers in an average high-temperature of an agreeable 72.1°F (22.3°C), aligning closely with the preceding month. Weather in September »

Weather in October

October, like September, is another mild autumn month in Thompson, Iowa, with an average temperature ranging between max 56.7°F (13.7°C) and min 42.3°F (5.7°C). In Thompson, the average high-temperature in October significantly decreases from an agreeable 72.1°F (22.3°C) in September to a refreshing 56.7°F (13.7°C). Weather in October »

Weather in November

November, the last month of the autumn in Thompson, is also an icy month, with an average temperature fluctuating between 30°F (-1.1°C) and 42.6°F (5.9°C). Thompson's November weather comes with a decrease in average high-temperatures, moving from a mild 56.7°F (13.7°C) in October to a cold 42.6°F (5.9°C). Weather in November »

Weather in December

December, the first month of the winter in Thompson, is still a freezing cold month, with an average temperature varying between 27.7°F (-2.4°C) and 17.4°F (-8.1°C). Thompson's December weather is characterized by a distinct downswing in high-temperatures, falling from November's cold 42.6°F (5.9°C) to a subzero cold 27.7°F (-2.4°C). Weather in December »
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Frequently asked questions

What part of the year is the coldest in Thompson?

Thompson's coldest weather arrives in January, when temperatures average a high of 22.1°F (-5.5°C) and a low of 9.9°F (-12.3°C).

What is the most humid month in Thompson?

With an average relative humidity of 89%, January is the most humid month in Thompson, Iowa.

What is the driest month in Thompson?

January is the month with the least rainfall in Thompson. Rain falls for 4.6 days and accumulates 0.98" (25mm) of precipitation.

How much does it rain in Thompson?

In Thompson, Iowa, during the entire year, the rain falls for 136.2 days and collects up to 25.39" (645mm) of precipitation.

When does it snow in Thompson?

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

How much does it snow in Thompson?

Throughout the year, in Thompson, there are 55.1 snowfall days, and 22.05" (560mm) of snow is accumulated.

What is the month with the least sunshine in Thompson?

With an average of 3.5h of sunshine, January has the least sunshine of the year.

What are the months with the lowest UV index in Thompson?

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

What is the snowiest month in Thompson?

February is the month with the most snowfall. Snow falls for 11.3 days and accumulates 5.79" (147mm) of snow.

When is Daylight Saving Time (DST) in Thompson?

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 in Thompson?

The month with the most rainfall is June, when the rain falls for 18.8 days and typically aggregates up to 4.21" (107mm) of precipitation.

When it does not snow in Thompson?

June through September are months without snowfall.

When are the longest days in Thompson?

The month with the longest days in Thompson is June, with an average of 15h and 24min of daylight.

What are the months with the highest UV index in Thompson?

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

What are the warmest months in Thompson?

Thompson, Iowa, records the warmest temperatures in July, averaging a high of 79.3°F (26.3°C) and a low of 62.6°F (17°C).

What month has the most sunshine in Thompson?

July has the most sunshine of the year in Thompson, with an average of 9.8h of sunshine.

What is the least humid month in Thompson?

The least humid month in Thompson, Iowa, is October, with an average relative humidity of 70%.

What is the month with the shortest days in Thompson?

With an average of 9h and 0min of daylight, December has the shortest days of the year.

Average temperature
Thompson, IA

Average temperature - Thompson, IA

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (22.1°F).

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).

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Average pressure
Thompson, IA

Average pressure - Thompson, IA

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed
Thompson, IA

Average wind speed - Thompson, IA

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).

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Average rainfall
Thompson, IA

Average rainfall - Thompson, IA

The wettest month (with the highest rainfall) is June (4.21").
The driest month (with the least rainfall) is January (0.98").

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Average rainfall days
Thompson, IA

Average rainfall days - Thompson, IA

The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (3 days).

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Average snowfall
Thompson, IA

Average snowfall - Thompson, IA

The month with the highest snowfall is February (5.79").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Thompson, IA

Average snowfall days - Thompson, IA

The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Thompson, IA

Average daylight / Average sunshine - Thompson, IA

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days
Thompson, IA

Average sunshine days - Thompson, IA

The months with the most sunshine days are October and November (17.4 days).
The month with the least sunshine days is June (9.2 days).

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Average visibility
Thompson, IA

Average visibility - Thompson, IA

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

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Thompson, Iowa, USA

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