Climate and monthly weather forecast
Plano, IN

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Weather in January

January, like December, in Plano, Indiana, is an icy winter month, with an average temperature varying between 34.2°F (1.2°C) and 21.2°F (-6°C). The coldest period tends to be January, when average temperatures fluctuate between a high of 34.2°F (1.2°C) and a low of 21.2°F (-6°C). Weather in January »

Weather in February

February, the last month of the winter in Plano, is also a wintry month, with an average temperature varying between 25.2°F (-3.8°C) and 38.5°F (3.6°C). As Plano, Indiana, transitions from January to February, the average high-temperatures adjust to a still icy 38.5°F (3.6°C), nearly the same as the previous 34.2°F (1.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a fresh month in Plano, Indiana, with temperature in the range of an average low of 34.9°F (1.6°C) and an average high of 50.4°F (10.2°C). The start of March is characterized by an increase in the average high-temperature, transitioning from a wintry 38.5°F (3.6°C) in February to a fresh 50.4°F (10.2°C). Weather in March »

Weather in April

April in Plano, Indiana, is a refreshing spring month, with an average temperature varying between 62.1°F (16.7°C) and 45.3°F (7.4°C). With the onset of April, Plano's weather sees a temperature rise, transitioning from a cool 50.4°F (10.2°C) in March to a comfortable 62.1°F (16.7°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Plano, Indiana, with an average temperature varying between 55°F (12.8°C) and 71.8°F (22.1°C). May's onset witnesses a shift in the average high-temperature, moving from an enjoyable 62.1°F (16.7°C) in April to a pleasant 71.8°F (22.1°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Plano, Indiana, with an average temperature fluctuating between 79.5°F (26.4°C) and 63.3°F (17.4°C). June's onset brings a subtle temperature rise, moving 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 another warm summer month in Plano, Indiana, with temperature in the range of an average low of 65.1°F (18.4°C) and an average high of 81.9°F (27.7°C). July is the warmest month of the year, registering average temperatures as high as 81.9°F (27.7°C) and as low as 65.1°F (18.4°C). For most parts of July, the heat index is computed to be a hot 89.6°F (32°C). Weather in July »

Weather in August

August, the last month of the summer in Plano, is also a moderately hot month, with an average temperature fluctuating between 63.5°F (17.5°C) and 81.3°F (27.4°C). The weather during August records an average high-temperature of a still moderately hot 81.3°F (27.4°C), closely mirroring the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Plano, Indiana, with an average temperature varying between 76.1°F (24.5°C) and 57.7°F (14.3°C). The beginning of September records an average high-temperature of a still warm 76.1°F (24.5°C), marking a negligible difference from August's 81.3°F (27.4°C). Weather in September »

Weather in October

October, like September, in Plano, Indiana, is another enjoyable autumn month, with an average temperature fluctuating between 47.1°F (8.4°C) and 63.3°F (17.4°C). During Plano's transition into October, the average high-temperature lessens, moving from a warm 76.1°F (24.5°C) in September to a refreshing 63.3°F (17.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Plano, Indiana, with temperature in the range of an average high of 49.5°F (9.7°C) and an average low of 36°F (2.2°C). November's onset brings a reduction in the average high-temperature, from a refreshing 63.3°F (17.4°C) in October to a frosty 49.5°F (9.7°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Plano, Indiana, with an average temperature ranging between max 39°F (3.9°C) and min 28.2°F (-2.1°C). In Plano, the beginning of December is marked by a lowered average high-temperature, shifting from November's chilly 49.5°F (9.7°C) to a wintry 39°F (3.9°C). Weather in December »
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Frequently asked questions

What month is the coldest in Plano?

January proves to be the coldest month in Plano, recording an average maximum temperature of 34.2°F (1.2°C) and a minimum temperature of 21.2°F (-6°C).

How many days does it rain in Plano?

In Plano, during the entire year, the rain falls for 148.1 days and collects up to 25.43" (646mm) of precipitation.

When does it snow in Plano?

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

How many days does it snow in Plano?

In Plano, Indiana, during the entire year, snow falls for 24.5 days and aggregates up to 9.06" (230mm) of snow.

What is the month with the least sunshine in Plano?

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

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

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

What is the driest month in Plano?

February is the month with the least rainfall. Rain falls for 7.4 days and accumulates 1.5" (38mm) of precipitation.

When is Daylight Saving Time (DST) in Plano?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

When it does not snow in Plano?

May through October are months without snowfall.

What is the wettest month in Plano?

June is the month with the most rainfall. Rain falls for 16.2 days and accumulates 3.03" (77mm) of precipitation.

When are the longest days in Plano?

June has the longest days of the year, with an average of 14h and 54min of daylight.

What month has the most sunshine in Plano?

June has the most sunshine of the year in Plano, with an average of 10.1h of sunshine.

What part of the year is the hottest in Plano?

In Plano, July is the warmest month, with temperatures averaging a high of 81.9°F (27.7°C) and a low of 65.1°F (18.4°C).

What is the most humid month in Plano?

The most humid month in Plano is July, with an average relative humidity of 84%.

When is the highest UV index in Plano?

July and August, with an average maximum UV index of 6, are months with the highest UV index in Plano, Indiana.

What is the least humid month in Plano?

With an average relative humidity of 74%, October is the least humid month.

When does it snow the most in Plano?

December is the month with the most snowfall. Snow falls for 5.4 days and accumulates 2.24" (57mm) of snow.

What is the month with the shortest days in Plano?

December has the shortest days of the year in Plano, with an average of 9h and 24min of daylight.

Average pressure
Plano, IN

Average pressure - Plano, IN

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
Plano, IN

Average wind speed - Plano, IN

The windiest month (with the highest average wind speed) is February (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

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Average rainfall
Plano, IN

Average rainfall - Plano, IN

The wettest month (with the highest rainfall) is June (3.03").
The driest month (with the least rainfall) is February (1.5").

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Average rainfall days
Plano, IN

Average rainfall days - Plano, IN

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall
Plano, IN

Average snowfall - Plano, IN

The month with the highest snowfall is December (2.24").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Plano, IN

Average snowfall days - Plano, IN

The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Plano, IN

Average daylight / Average sunshine - Plano, IN

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days
Plano, IN

Average sunshine days - Plano, IN

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is May (9.3 days).

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Average UV index
Plano, IN

Average UV index - Plano, IN

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

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Average visibility
Plano, IN

Average visibility - Plano, IN

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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Plano, Indiana, USA

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