Climate and monthly weather forecast
Webster, IA

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Weather in January

January, the same as December, in Webster, Iowa, is another subzero cold winter month, with an average temperature fluctuating between 28.6°F (-1.9°C) and 15.6°F (-9.1°C). Webster's January weather reaches an average high of 28.6°F (-1.9°C) and an average low of 15.6°F (-9.1°C), making it the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Webster, is a cold month, with an average temperature ranging between min 19°F (-7.2°C) and max 32.5°F (0.3°C). Webster records an average high-temperature of a wintry 32.5°F (0.3°C) as February arrives, nearly mirroring the previous month's climate. Weather in February »

Weather in March

March, the first month of the spring in Webster, is a frosty month, with an average temperature varying between 32.4°F (0.2°C) and 47.1°F (8.4°C). March's arrival is marked by a notable elevation in high-temperatures, rising from a cold 32.5°F (0.3°C) in February to a frosty 47.1°F (8.4°C). Weather in March »

Weather in April

April is a refreshing spring month in Webster, Iowa, with an average temperature fluctuating between 42.4°F (5.8°C) and 59.5°F (15.3°C). The shift into April brings an increase in the average high-temperature, moving from a chilly 47.1°F (8.4°C) in March to a mild 59.5°F (15.3°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Webster, Iowa, with temperature in the range of an average low of 53.2°F (11.8°C) and an average high of 70°F (21.1°C). As April transitions into May, a change in temperatures is observed, with average highs moving from a refreshing 59.5°F (15.3°C) to a pleasant 70°F (21.1°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Webster, Iowa, with an average temperature fluctuating between 79.3°F (26.3°C) and 63.1°F (17.3°C). June's arrival brings a temperature shift, moving from a pleasant 70°F (21.1°C) in May to a moderately hot 79.3°F (26.3°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Webster, Iowa, with temperature in the range of an average low of 65.1°F (18.4°C) and an average high of 82°F (27.8°C). July, characterized by an average high temperature of 82°F (27.8°C) and a low temperature of 65.1°F (18.4°C), is generally the warmest month. The heat index value for July is appraised at a tropical 89.6°F (32°C). Weather in July »

Weather in August

August, the last month of the summer in Webster, is also a moderately hot month, with temperature in the range of an average low of 62.8°F (17.1°C) and an average high of 81.1°F (27.3°C). The onset of August notes an average high-temperature of a still warm 81.1°F (27.3°C), subtly shifted from July's 82°F (27.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Webster, Iowa, with an average temperature varying between 75.2°F (24°C) and 56.3°F (13.5°C). The commencement of September indicates a gentle shift in the average high-temperature, receding from August's 81.1°F (27.3°C) to a still warm 75.2°F (24°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Webster, Iowa, with an average temperature varying between 61.3°F (16.3°C) and 44.8°F (7.1°C). October suggests a modest reduction in the average high-temperature, shifting from a warm 75.2°F (24°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 Webster, is another chilly month, with an average temperature varying between 33.4°F (0.8°C) and 46.9°F (8.3°C). A shift in Webster's weather is noticeable as October turns into November, with the average high temperature decreasing from an enjoyable 61.3°F (16.3°C) to a frosty 46.9°F (8.3°C). Weather in November »

Weather in December

December, the first month of the winter in Webster, is also an icy month, with an average temperature ranging between max 34.7°F (1.5°C) and min 23.4°F (-4.8°C). As December begins, there is a decrease in the average high-temperature, falling from a frosty 46.9°F (8.3°C) in November to a cold 34.7°F (1.5°C). Weather in December »

Frequently asked questions

What month is the coldest in Webster?

In Webster, the average lowest temperatures are observed in January, with a high of 28.6°F (-1.9°C) and a low of 15.6°F (-9.1°C).

How much does it rain?

In Webster, during the entire year, the rain falls for 137.9 days and collects up to 27.76" (705mm) of precipitation.

When does it snow?

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

When does it snow the most in Webster?

January is the month with the most snowfall. Snow falls for 9.5 days and accumulates 4.06" (103mm) of snow.

How many days does it snow?

In Webster, during the entire year, snow falls for 32.8 days and aggregates up to 12.56" (319mm) of snow.

What is the month with the least sunshine in Webster?

The month with the least sunshine is January, with an average of 4.2h of sunshine.

What is the month with the lowest UV index?

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the driest month?

February is the month with the least rainfall. Rain falls for 4.9 days and accumulates 0.98" (25mm) of precipitation.

When is Daylight Saving Time (DST) in Webster?

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?

The month with the most rainfall is May, when the rain falls for 17.7 days and typically aggregates up to 4.17" (106mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

When are the longest days?

With an average of 15h and 6min of daylight, June has the longest days of the year.

When is the highest UV index?

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

What part of the year is the hottest in Webster?

July, having an average high-temperature of 82°F (27.8°C) and an average low-temperature of 65.1°F (18.4°C), is the warmest month.

What is the most humid month?

With an average relative humidity of 83%, July is the most humid month.

What month has the most sunshine?

With an average of 10.3h 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 72%.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 12min of daylight.

Average temperature
Webster, IA

Average temperature - Webster, IA

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (28.6°F).

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).

Average pressure
Webster, IA

Average pressure - Webster, IA

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed
Webster, IA

Average wind speed - Webster, IA

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

Average humidity
Webster, IA

Average humidity - Webster, IA

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (72%).

Average rainfall
Webster, IA

Average rainfall - Webster, IA

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is February (0.98").

Average rainfall days
Webster, IA

Average rainfall days - Webster, IA

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (4.9 days).

Average snowfall
Webster, IA

Average snowfall - Webster, IA

The month with the highest snowfall is January (4.06").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Webster, IA

Average snowfall days - Webster, IA

The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Webster, IA

Average daylight / Average sunshine - Webster, 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 12min).

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 12min).

Average sunshine days
Webster, IA

Average sunshine days - Webster, IA

The month with the most sunshine days is December (19.1 days).
The month with the least sunshine days is June (10.3 days).

Average UV index
Webster, IA

Average UV index - Webster, IA

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average visibility
Webster, IA

Average visibility - Webster, 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).

Webster, Iowa, USA

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