Climate and monthly weather forecast
Alton, KS

Weather in January

January, like December, in Alton, Kansas, is a wintry winter month, with an average temperature varying between 23.9°F (-4.5°C) and 39.9°F (4.4°C). January is the coldest month, with an average high-temperature of 39.9°F (4.4°C) and an average low-temperature of 23.9°F (-4.5°C). Weather in January »

Weather in February

February, the last month of the winter in Alton, is a frosty month, with an average temperature varying between 43.3°F (6.3°C) and 25.7°F (-3.5°C). In February, the average high-temperature is relatively the same as in January - a frosty 43.3°F (6.3°C). Weather in February »

Weather in March

The first month of the spring, March, is a moderate month in Alton, Kansas, with an average temperature varying between 56.7°F (13.7°C) and 36.9°F (2.7°C). In March, the average high-temperature rises from a frosty 43.3°F (6.3°C) in February to a moderate 56.7°F (13.7°C). Weather in March »

Weather in April

April is a comfortable spring month in Alton, Kansas, with an average temperature varying between 65.5°F (18.6°C) and 44.2°F (6.8°C). In April, the average high-temperature marginally rises from a moderate 56.7°F (13.7°C) in March to an enjoyable 65.5°F (18.6°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderately hot month in Alton, Kansas, with an average temperature ranging between max 74.3°F (23.5°C) and min 54.3°F (12.4°C). In Alton, the average high-temperature in May marginally rises from a comfortable 65.5°F (18.6°C) in April to a warm 74.3°F (23.5°C). Weather in May »

Weather in June

The first month of the summer, June, is a tropical month in Alton, Kansas, with an average temperature ranging between max 88.5°F (31.4°C) and min 67.5°F (19.7°C). In Alton, the average high-temperature in June rises from a moderately hot 74.3°F (23.5°C) in May to a tropical 88.5°F (31.4°C). Weather in June »

Weather in July

July, the same as June, in Alton, Kansas, is a hot summer month, with an average temperature varying between 92.5°F (33.6°C) and 70.5°F (21.4°C). The warmest month is July, with an average high-temperature of 92.5°F (33.6°C) and an average low-temperature of 70.5°F (21.4°C). The average heat index in July is estimated at a sweltering 103.8°F (39.9°C). Weather in July »

Weather in August

August, the last month of the summer in Alton, is another tropical month, with an average temperature varying between 67.3°F (19.6°C) and 89.8°F (32.1°C). In Alton, the average high-temperature in August is relatively the same as in July - a still tropical 89.8°F (32.1°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Alton, Kansas, with temperature in the range of an average high of 81.3°F (27.4°C) and an average low of 60.6°F (15.9°C). In Alton, the average high-temperature in September marginally drops from a hot 89.8°F (32.1°C) in August to a moderately hot 81.3°F (27.4°C). Weather in September »

Weather in October

October, like September, in Alton, Kansas, is another enjoyable autumn month, with an average temperature varying between 48°F (8.9°C) and 66.4°F (19.1°C). In October, the average high-temperature plummets from a moderately hot 81.3°F (27.4°C) in September to a comfortable 66.4°F (19.1°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Alton, Kansas, with temperature in the range of an average high of 54°F (12.2°C) and an average low of 36°F (2.2°C). In Alton, Kansas, the average high-temperature in November drops from an enjoyable 66.4°F (19.1°C) in October to a cool 54°F (12.2°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Alton, Kansas, with temperature in the range of an average high of 40.6°F (4.8°C) and an average low of 25.5°F (-3.6°C). In Alton, the average high-temperature in December decreases from a cool 54°F (12.2°C) in November to a wintry 40.6°F (4.8°C). Weather in December »
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FAQ

What is the coldest month in Alton?

With an average high-temperature of 39.9°F (4.4°C) and an average low-temperature of 23.9°F (-4.5°C), January is the coldest month.

What is the most humid month in Alton?

January and December, with an average relative humidity of 69%, are most humid months in Alton.

What is the driest month in Alton?

The month with the least rainfall in Alton is January, when the rain falls for 3.8 days and typically collects 0.59" (15mm) of precipitation.

How many days does it rain in Alton?

Throughout the year, in Alton, Kansas, there are 110.3 rainfall days, and 19.76" (502mm) of precipitation is accumulated.

When does it snow in Alton?

Months with snowfall in Alton, Kansas, are January through May, October through December.

How many days does it snow in Alton?

In Alton, Kansas, during the entire year, snow falls for 22.6 days and aggregates up to 8.5" (216mm) of snow.

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

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

What is the snowiest month in Alton?

February is the month with the most snowfall in Alton. Snow falls for 6.3 days and accumulates 2.2" (56mm) of snow.

When is Daylight Saving Time (DST) in Alton?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from CDT to CST.

What is the rainiest month in Alton?

May is the month with the most rainfall. Rain falls for 14.4 days and accumulates 3.74" (95mm) of precipitation.

When it does not snow in Alton?

In Alton, Kansas, snow does not fall in June through September.

When are the longest days in Alton?

The month with the longest days in Alton, Kansas, is June, with an average of 14h and 55min of daylight.

What month has the most sunshine in Alton?

June has the most sunshine of the year in Alton, with an average of 11.2h of sunshine.

When is the highest UV index in Alton?

June and July, with an average maximum UV index of 7, are months with the highest UV index in Alton.

What is the warmest month in Alton?

With an average high-temperature of 92.5°F (33.6°C) and an average low-temperature of 70.5°F (21.4°C), July is the warmest month.

What is the least humid month in Alton?

The least humid month is July, with an average relative humidity of 57%.

What is the month with the shortest days in Alton?

December has the shortest days of the year in Alton, Kansas, with an average of 9h and 26min of daylight.

What is the month with the least sunshine in Alton?

December has the least sunshine of the year in Alton, Kansas, with an average of 6h of sunshine.

Average pressure
Alton, KS

Average pressure - Alton, KS

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed
Alton, KS

Average wind speed - Alton, KS

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is August (8.9mph).

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Average humidity
Alton, KS

Average humidity - Alton, KS

The months with the highest relative humidity are January and December (69%).
The month with the lowest relative humidity is July (57%).

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Average rainfall
Alton, KS

Average rainfall - Alton, KS

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is January (0.59").

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Average rainfall days
Alton, KS

Average rainfall days - Alton, KS

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is January (3.8 days).

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Average snowfall
Alton, KS

Average snowfall - Alton, KS

The month with the highest snowfall is February (2.2").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Alton, KS

Average snowfall days - Alton, KS

The month with the highest number of snowfall days is February (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Alton, KS

Average daylight / Average sunshine - Alton, KS

The month with the longest days is June (Average daylight: 14h and 55min).
The month with the shortest days is December (Average daylight: 9h and 26min).

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

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Average sunshine days
Alton, KS

Average sunshine days - Alton, KS

The month with the most sunshine days is November (23.5 days).
The month with the least sunshine days is May (13.5 days).

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Average UV index
Alton, KS

Average UV index - Alton, KS

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Alton, KS

Average visibility - Alton, KS

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

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