Climate and monthly weather forecast
Alvin, IL

Weather in January

January, like December, is another subzero cold winter month in Alvin, Illinois, with an average temperature ranging between min 19.8°F (-6.8°C) and max 31.5°F (-0.3°C). The coldest month is January, with an average high-temperature of 31.5°F (-0.3°C) and an average low-temperature of 19.8°F (-6.8°C). Weather in January »

Weather in February

February, the last month of the winter in Alvin, is a wintry month, with an average temperature fluctuating between 23.4°F (-4.8°C) and 36°F (2.2°C). In February, the average high-temperature is almost the same as in January - a cold 36°F (2.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Alvin, Illinois, with an average temperature ranging between min 34.3°F (1.3°C) and max 48.9°F (9.4°C). In Alvin, the average high-temperature in March increases from a cold 36°F (2.2°C) in February to a chilly 48.9°F (9.4°C). Weather in March »

Weather in April

April is a moderate spring month in Alvin, Illinois, with temperature in the range of an average low of 44.6°F (7°C) and an average high of 60.4°F (15.8°C). In Alvin, Illinois, the average high-temperature in April rises from a chilly 48.9°F (9.4°C) in March to a moderate 60.4°F (15.8°C). Weather in April »

Weather in May

May, the last month of the spring in Alvin, is a pleasant month, with an average temperature fluctuating between 71.8°F (22.1°C) and 55°F (12.8°C). In Alvin, the average high-temperature in May rises from a mild 60.4°F (15.8°C) in April to an agreeable 71.8°F (22.1°C). Weather in May »

Weather in June

June, the first month of the summer in Alvin, is a moderately hot month, with an average temperature varying between 79.5°F (26.4°C) and 63.1°F (17.3°C). In Alvin, the average high-temperature in June slightly increases from an agreeable 71.8°F (22.1°C) in May to a moderately hot 79.5°F (26.4°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Alvin, Illinois, with an average temperature ranging between min 64.4°F (18°C) and max 81.1°F (27.3°C). July is the warmest month, with an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 64.4°F (18°C). The average heat index in July is calculated to be a tropical 87.8°F (31°C). Weather in July »

Weather in August

August, the last month of the summer in Alvin, is another warm month, with an average temperature varying between 80.2°F (26.8°C) and 63°F (17.2°C). In August, the average high-temperature is relatively the same as in July - a still warm 80.2°F (26.8°C). Weather in August »

Weather in September

September, the first month of the autumn in Alvin, is also a moderately hot month, with temperature in the range of an average low of 57.6°F (14.2°C) and an average high of 75.6°F (24.2°C). In Alvin, the average high-temperature in September is almost the same as in August - a still warm 75.6°F (24.2°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Alvin, Illinois, with an average temperature ranging between max 62.8°F (17.1°C) and min 46.9°F (8.3°C). In Alvin, Illinois, the average high-temperature in October decreases from a warm 75.6°F (24.2°C) in September to a comfortable 62.8°F (17.1°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Alvin, Illinois, with an average temperature ranging between max 48.4°F (9.1°C) and min 35.4°F (1.9°C). In Alvin, the average high-temperature in November declines considerably from an enjoyable 62.8°F (17.1°C) in October to a chilly 48.4°F (9.1°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Alvin, Illinois, with an average temperature varying between 27.3°F (-2.6°C) and 37.6°F (3.1°C). In December, the average high-temperature decreases from a chilly 48.4°F (9.1°C) in November to a wintry 37.6°F (3.1°C). Weather in December »
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FAQ

What is the coldest month in Alvin?

January is the coldest month in Alvin, with an average high-temperature of 31.5°F (-0.3°C) and an average low-temperature of 19.8°F (-6.8°C).

How much does it rain in Alvin?

Throughout the year, in Alvin, Illinois, there are 146.3 rainfall days, and 22.76" (578mm) of precipitation is accumulated.

When does it snow in Alvin?

Months with snowfall are January through April, November and December.

How many days does it snow in Alvin?

Throughout the year, there are 34.2 snowfall days, and 7.8" (198mm) of snow is accumulated.

What is the month with the least sunshine in Alvin?

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

What is the driest month in Alvin?

The month with the least rainfall is February, when the rain falls for 6.7 days and typically collects 1.18" (30mm) of precipitation.

What is the snowiest month in Alvin?

February is the month with the most snowfall in Alvin, Illinois. Snow falls for 8.8 days and accumulates 2.32" (59mm) of snow.

When is Daylight Saving Time (DST) in Alvin?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Alvin, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from CDT to CST.

What is the wettest month in Alvin?

May is the month with the most rainfall in Alvin, Illinois. Rain falls for 16.6 days and accumulates 2.76" (70mm) of precipitation.

When it does not snow in Alvin?

In Alvin, snow does not fall in May through October.

When are the longest days in Alvin?

June has the longest days of the year in Alvin, Illinois, with an average of 15h and 0min of daylight.

What month has the most sunshine in Alvin?

The month with the most sunshine in Alvin is June, with an average of 10h of sunshine.

What is the month with the highest UV index in Alvin?

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

What is the warmest month in Alvin?

July is the warmest month in Alvin, Illinois, with an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 64.4°F (18°C).

What is the most humid month in Alvin?

The most humid month in Alvin is July, with an average relative humidity of 85%.

What is the least humid month in Alvin?

October is the least humid month, with an average relative humidity of 72%.

What is the month with the shortest days in Alvin?

With an average of 9h and 22min of daylight, December has the shortest days of the year.

What is the month with the lowest UV index in Alvin?

December is the month with the lowest UV index, with an average maximum UV index of 1.

Average pressure
Alvin, IL

Average pressure - Alvin, IL

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed
Alvin, IL

Average wind speed - Alvin, IL

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average rainfall
Alvin, IL

Average rainfall - Alvin, IL

The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is February (1.18").

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Average rainfall days
Alvin, IL

Average rainfall days - Alvin, IL

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (6.7 days).

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Average snowfall
Alvin, IL

Average snowfall - Alvin, IL

The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Alvin, IL

Average snowfall days - Alvin, IL

The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Alvin, IL

Average daylight / Average sunshine - Alvin, IL

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 22min).

The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days
Alvin, IL

Average sunshine days - Alvin, IL

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.5 days).

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Average visibility
Alvin, IL

Average visibility - Alvin, IL

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

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