Ames
Iowa, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Ames, IA

January, the same as December, in Ames, Iowa, is a freezing cold winter month, with average temperature fluctuating between 26.6°F (-3°C) and 13.5°F (-10.3°C). January is the coldest month, with an average high-temperature of 26.6°F (-3°C) and an average low-temperature of 13.5°F (-10.3°C). Weather in January »

February, the last month of the winter, in Ames, is another freezing cold month, with average temperature fluctuating between 30.6°F (-0.8°C) and 17.1°F (-8.3°C). In Ames, the average high-temperature is relatively the same as in January - a still subzero cold 30.6°F (-0.8°C). Weather in February »

March, the first month of the spring, in Ames, is a frosty month, with temperature in the range of an average high of 45.7°F (7.6°C) and an average low of 31.1°F (-0.5°C). In March, the average high-temperature significantly increases, from a freezing cold 30.6°F (-0.8°C) in February, to a frosty 45.7°F (7.6°C). Weather in March »

April in Ames, Iowa, is a moderate spring month, with average temperature fluctuating between 58.5°F (14.7°C) and 41.7°F (5.4°C). In Ames, the average high-temperature increases, from a frosty 45.7°F (7.6°C) in March, to a mild 58.5°F (14.7°C). Weather in April »

The last month of the spring, May, is a pleasant month in Ames, Iowa, with average temperature fluctuating between 53.1°F (11.7°C) and 69.3°F (20.7°C). In Ames, Iowa, the average high-temperature rises, from a moderate 58.5°F (14.7°C) in April, to a pleasant 69.3°F (20.7°C). Weather in May »

The first month of the summer, June, is a warm month in Ames, Iowa, with temperature in the range of an average high of 79.2°F (26.2°C) and an average low of 62.2°F (16.8°C). In June, the average high-temperature increases, from an agreeable 69.3°F (20.7°C) in May, to a moderately hot 79.2°F (26.2°C). Weather in June »

July, the same as June, is another warm summer month in Ames, Iowa, with average temperature ranging between min 64.6°F (18.1°C) and max 81.3°F (27.4°C). The warmest month is July, with an average high-temperature of 81.3°F (27.4°C) and an average low-temperature of 64.6°F (18.1°C). In July, the average heat index is evaluated at a hot 87.8°F (31°C). Weather in July »

The last month of the summer, August, is another warm month in Ames, Iowa, with average temperature ranging between min 61.9°F (16.6°C) and max 79.9°F (26.6°C). In Ames, the average high-temperature is practically the same as in July - a still warm 79.9°F (26.6°C). Weather in August »

The first month of the autumn, September, is still a warm month in Ames, Iowa, with average temperature ranging between max 74.8°F (23.8°C) and min 55.8°F (13.2°C). In September, the average high-temperature is almost the same as in August - a still moderately hot 74.8°F (23.8°C). Weather in September »

October, like September, is a moderate autumn month in Ames, Iowa, with temperature in the range of an average high of 59.9°F (15.5°C) and an average low of 44.2°F (6.8°C). In Ames, the average high-temperature in October declines considerably, from a moderately hot 74.8°F (23.8°C) in September, to a moderate 59.9°F (15.5°C). Weather in October »

The last month of the autumn, November, is another chilly month in Ames, Iowa, with temperature in the range of an average high of 45.9°F (7.7°C) and an average low of 32°F (0°C). In November, the average high-temperature drops, from a mild 59.9°F (15.5°C) in October, to a frosty 45.9°F (7.7°C). Weather in November »

The first month of the winter, December, is also a wintry month in Ames, Iowa, with average temperature ranging between min 21.4°F (-5.9°C) and max 32.5°F (0.3°C). In Ames, the average high-temperature drops, from a frosty 45.9°F (7.7°C) in November, to a wintry 32.5°F (0.3°C). Weather in December »

What is the coldest month in Ames?

With an average high-temperature of 26.6°F (-3°C) and an average low-temperature of 13.5°F (-10.3°C), January is the coldest month in Ames.

What is the most humid month in Ames?

With an average relative humidity of 84%, January is the most humid month in Ames.

How many days does it rain in Ames?

Throughout the year, there are 130.6 rainfall days, and 27.48" (698mm) of precipitation is accumulated.

What is the driest month in Ames?

The month with the least rainfall is January when the rain falls for 4 days and typically collects 0.94" (24mm) of precipitation.

When does it snow in Ames?

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

How many days does it snow in Ames?

In Ames, Iowa, during the entire year, snow falls for 36.2 days, and aggregates up to 15.43" (392mm) of snow.

When does it snow the most in Ames?

The month with the most snowfall in Ames, Iowa, is January when snow falls for 9.1 days and typically aggregates up to 4.06" (103mm) of snow.

What is the month with the least sunshine in Ames?

The month with the least sunshine in Ames, Iowa, is January, with an average of 3.9h of sunshine.

When is the lowest UV index in Ames?

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

What is the wettest month in Ames?

May is the month with the most rainfall in Ames. Rain falls for 17.2 days and accumulates 4.09" (104mm) of precipitation.

When it does not snow in Ames?

In Ames, Iowa, snow does not fall in June through September.

When are the longest days in Ames?

June has the longest days of the year in Ames, Iowa, with an average of 15.2h of daylight.

When is the highest UV index in Ames?

Months with the highest UV index in Ames are June and July, with an average maximum UV index of 6.

What is the warmest month in Ames?

July is the warmest month in Ames, Iowa, with an average high-temperature of 81.3°F (27.4°C) and an average low-temperature of 64.6°F (18.1°C).

What month has the most sunshine in Ames?

With an average of 10.1h of sunshine, July has the most sunshine of the year.

What is the least humid month in Ames?

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

What is the month with the shortest days in Ames?

The month with the shortest days is December, with an average of 9.2h of daylight.
Average temperature - Ames, IA
Average rainfall - Ames, IA

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the lowest rainfall) is January (0.94").

Average rainfall days - Ames, IA

The month with the highest number of rainy days is June (18 days).
The month with the lowest number of rainy days is February (3.3 days).

Average snowfall - Ames, IA
Average snowfall days - Ames, IA

The month with the highest number of snowfall days is January (9.1 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Ames, IA