Climate and monthly weather forecast
McLean, TX

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Weather in January

January, like December, in McLean, Texas, is a cool winter month, with an average temperature ranging between min 32°F (0°C) and max 50.5°F (10.3°C). December's transformation into January witnesses an average high-temperature of a still fresh 50.5°F (10.3°C), noting a minor change from the preceding month. Weather in January »

Weather in February

February, the last month of the winter in McLean, is also a fresh month, with an average temperature fluctuating between 53.1°F (11.7°C) and 34.3°F (1.3°C). McLean, Texas, observes an average high-temperature of a still fresh 53.1°F (11.7°C) in February, barely different from 50.5°F (10.3°C) in January. Weather in February »

Weather in March

The first month of the spring, March, is an enjoyable month in McLean, Texas, with temperature in the range of an average high of 64.9°F (18.3°C) and an average low of 43.9°F (6.6°C). March's arrival signals a temperature shift, moving from a cool 53.1°F (11.7°C) in February to a comfortable 64.9°F (18.3°C). Weather in March »

Weather in April

April is a pleasant spring month in McLean, Texas, with temperature in the range of an average high of 72.7°F (22.6°C) and an average low of 50.2°F (10.1°C). A soft shift in the average high-temperature is noticeable in April, transitioning from an enjoyable 64.9°F (18.3°C) in March to an agreeable 72.7°F (22.6°C). Weather in April »

Weather in May

May, the last month of the spring in McLean, is a warm month, with an average temperature fluctuating between 58.8°F (14.9°C) and 80.6°F (27°C). May's onset is marked by a subtle temperature increase, moving from an agreeable 72.7°F (22.6°C) in April to a warm 80.6°F (27°C). Weather in May »

Weather in June

The first month of the summer, June, is a tropical month in McLean, Texas, with an average temperature fluctuating between 91°F (32.8°C) and 70°F (21.1°C). An increase in the average high-temperature marks June, moving from May's moderately hot 80.6°F (27°C) to a tropical 91°F (32.8°C). Weather in June »

Weather in July

July, like June, is another hot summer month in McLean, Texas, with temperature in the range of an average low of 73°F (22.8°C) and an average high of 94.1°F (34.5°C). The month of July, characterized by an average high of 94.1°F (34.5°C) and a low of 73°F (22.8°C), is recognized as the warmest. The heat index in July is evaluated at a scorching 104°F (40°C). Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in McLean, Texas, with an average temperature fluctuating between 71.8°F (22.1°C) and 93.6°F (34.2°C). The arrival of August denotes a barely perceptible change in the average high-temperatures to a still tropical 93.6°F (34.2°C) from July's 94.1°F (34.5°C). Weather in August »

Weather in September

September, the first month of the autumn in McLean, is also a moderately hot month, with temperature in the range of an average low of 65.1°F (18.4°C) and an average high of 84.7°F (29.3°C). The move into September indicates a slight reduction in the average high-temperature, down from August's tropical 93.6°F (34.2°C) to a moderately hot 84.7°F (29.3°C). Weather in September »

Weather in October

October, the same as September, in McLean, Texas, is another pleasant autumn month, with an average temperature ranging between max 71.6°F (22°C) and min 52.9°F (11.6°C). McLean experiences a temperature shift at the start of October, with average high-temperatures adjusting from a warm 84.7°F (29.3°C) in September to a pleasant 71.6°F (22°C). Weather in October »

Weather in November

November, the last month of the autumn in McLean, is another refreshing month, with an average temperature ranging between max 60.8°F (16°C) and min 41.9°F (5.5°C). McLean in November experiences a subtle temperature decline, with average high-temperatures reducing from an agreeable 71.6°F (22°C) in October to a refreshing 60.8°F (16°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cool month in McLean, Texas, with an average temperature ranging between min 33.1°F (0.6°C) and max 50°F (10°C). With average temperatures fluctuating between a high of 50°F (10°C) and a low of 33.1°F (0.6°C), December stands out as the coldest month. Weather in December »
Updated: Jun 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How much does it rain?

In McLean, during the entire year, the rain falls for 93.9 days and collects up to 17.17" (436mm) of precipitation.

When does it snow?

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

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 2.1 days and accumulates 1.93" (49mm) of snow.

How much does it snow?

In McLean, during the entire year, snow falls for 9.2 days and aggregates up to 5.31" (135mm) of snow.

What is the driest month?

The months with the least rainfall are February and November Rain falls for 4.2 days and accumulates 0.59" (15mm) of rain.

When is Daylight Saving Time (DST)?

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 10.7 days and typically aggregates up to 2.56" (65mm) of precipitation.

When it does not snow?

May through October are months without snowfall in McLean.

When are the longest days in McLean?

June has the longest days of the year, with an average of 14h and 30min of daylight.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 11.5h of sunshine.

When is the highest UV index?

June through August, with an average maximum UV index of 7, are months with the highest UV index.

What is the hottest time of year?

In McLean, the average highest temperatures are observed in July, with a high of 94.1°F (34.5°C) and a low of 73°F (22.8°C).

What is the least humid month?

The least humid month is August, with an average relative humidity of 49%.

What is the most humid month?

The most humid month is September, with an average relative humidity of 57%.

What are the coldest months?

December is McLean's coldest month, registering average high temperatures of 50°F (10°C) and lows of 33.1°F (0.6°C).

What is the month with the shortest days?

With an average of 9h and 48min of daylight, December has the shortest days of the year.

What is the month with the least sunshine?

With an average of 6.7h of sunshine, December has the least sunshine of the year.

When is the lowest UV index?

With an average maximum UV index of 2, December is the month with the lowest UV index.

Average pressure
McLean, TX

Average pressure - McLean, TX

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed
McLean, TX

Average wind speed - McLean, TX

The windiest month (with the highest average wind speed) is April (13.9mph).
The calmest month (with the lowest average wind speed) is August (10.1mph).

Average humidity
McLean, TX

Average humidity - McLean, TX

The month with the highest relative humidity is September (57%).
The month with the lowest relative humidity is August (49%).

Average rainfall
McLean, TX

Average rainfall - McLean, TX

The wettest month (with the highest rainfall) is May (2.56").
The driest months (with the least rainfall) are February and November (0.59").

Average rainfall days
McLean, TX

Average rainfall days - McLean, TX

The months with the highest number of rainy days are July and August (11.3 days).
The month with the least rainy days is January (3 days).

Average snowfall
McLean, TX

Average snowfall - McLean, TX

The month with the highest snowfall is January (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
McLean, TX

Average snowfall days - McLean, TX

The month with the highest number of snowfall days is February (3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
McLean, TX

Average daylight / Average sunshine - McLean, TX

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

Average sunshine days
McLean, TX

Average sunshine days - McLean, TX

The month with the most sunshine days is January (25.8 days).
The month with the least sunshine days is September (16.4 days).

Average visibility
McLean, TX

Average visibility - McLean, TX

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).

McLean, Texas, USA

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