Climate and monthly weather forecast
Idalou, TX

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Weather in January

January, the same as December, is a cool winter month in Idalou, Texas, with an average temperature fluctuating between 33.8°F (1°C) and 53.2°F (11.8°C). Idalou's shift into January sets the average high-temperature at a still cool 53.2°F (11.8°C), a figure that deviates only slightly from December's 52.5°F (11.4°C). Weather in January »

Weather in February

February, the last month of the winter in Idalou, is a mild month, with an average temperature ranging between max 57.2°F (14°C) and min 36.1°F (2.3°C). The dawn of February sees an average high-temperature of a mild 57.2°F (14°C), subtly contrasting with January's 53.2°F (11.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a pleasant month in Idalou, Texas, with an average temperature varying between 45.3°F (7.4°C) and 68°F (20°C). Idalou sees an increase in average high-temperatures during March, moving from a refreshing 57.2°F (14°C) in February to an agreeable 68°F (20°C). Weather in March »

Weather in April

April is a moderately hot spring month in Idalou, Texas, with temperature in the range of an average low of 51.6°F (10.9°C) and an average high of 76.1°F (24.5°C). April brings a slight elevation in the average high-temperature, transitioning from March's agreeable 68°F (20°C) to a moderately hot 76.1°F (24.5°C). Weather in April »

Weather in May

May, the last month of the spring in Idalou, is also a moderately hot month, with temperature in the range of an average low of 60.4°F (15.8°C) and an average high of 82.9°F (28.3°C). As May arrives, Idalou's weather shows a minor increase in high-temperatures, edging from April's 76.1°F (24.5°C) to a still moderately hot 82.9°F (28.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a hot month in Idalou, Texas, with an average temperature varying between 70.3°F (21.3°C) and 91.9°F (33.3°C). Idalou experiences a minor temperature shift with the start of June, with average high-temperatures moving from a moderately hot 82.9°F (28.3°C) in May to a hot 91.9°F (33.3°C). Weather in June »

Weather in July

July, like June, is another tropical summer month in Idalou, Texas, with temperature in the range of an average low of 72.3°F (22.4°C) and an average high of 92.8°F (33.8°C). Temperature records mark July as the warmest month, with highs averaging 92.8°F (33.8°C) and lows at 72.3°F (22.4°C). In July, the average heat index is calculated to be a very hot 98.6°F (37°C). Weather in July »

Weather in August

August, the last month of the summer in Idalou, is another hot month, with an average temperature ranging between min 71.1°F (21.7°C) and max 92.5°F (33.6°C). Idalou marks the start of August with an average high-temperature of a still hot 92.5°F (33.6°C), hinting at a slight fluctuation from July's 92.8°F (33.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Idalou, Texas, with an average temperature ranging between max 83.5°F (28.6°C) and min 63.5°F (17.5°C). The onset of September brings a small change in high-temperatures, falling from a hot 92.5°F (33.6°C) in August to a warm 83.5°F (28.6°C). Weather in September »

Weather in October

October, the same as September, in Idalou, Texas, is an agreeable autumn month, with an average temperature ranging between min 53.1°F (11.7°C) and max 73.2°F (22.9°C). October comes with a decrease in the average high-temperature, falling from a warm 83.5°F (28.6°C) in September to an agreeable 73.2°F (22.9°C). Weather in October »

Weather in November

November, the last month of the autumn in Idalou, is another comfortable month, with an average temperature ranging between max 62.2°F (16.8°C) and min 42.6°F (5.9°C). A shift in Idalou's weather is observed as October turns into November, with the average high temperature reducing from a pleasant 73.2°F (22.9°C) to a refreshing 62.2°F (16.8°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cool month in Idalou, Texas, with an average temperature varying between 34.5°F (1.4°C) and 52.5°F (11.4°C). In Idalou, Texas, the month of December registers the lowest temperatures, averaging 52.5°F (11.4°C) at the peak and 34.5°F (1.4°C) at the lowest. Weather in December »
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How many days does it rain?

In Idalou, during the entire year, the rain falls for 85.6 days and collects up to 13.98" (355mm) of precipitation.

When does it snow?

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

How much does it snow?

In Idalou, during the entire year, snow falls for 8.5 days and aggregates up to 4.65" (118mm) of snow.

What is the driest month?

February is the month with the least rainfall. Rain falls for 3.2 days and accumulates 0.35" (9mm) of precipitation.

When does it snow the most?

February is the month with the most snowfall. Snow falls for 2.8 days and accumulates 1.61" (41mm) of snow.

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 least humid month in Idalou?

With an average relative humidity of 40%, April is the least humid month.

When it does not snow?

In Idalou, snow does not fall in May through September.

What are the months with the highest UV index?

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

When are the longest days?

The month with the longest days in Idalou is June, with an average of 14h and 24min of daylight.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 11.7h of sunshine.

What month is the hottest?

July, marked by an average high-temperature of 92.8°F (33.8°C) and a low-temperature of 72.3°F (22.4°C), is the warmest month.

What is the most humid month?

With an average relative humidity of 58%, September is the most humid month.

What is the rainiest month?

September is the month with the most rainfall in Idalou. Rain falls for 12.3 days and accumulates 2.32" (59mm) of precipitation.

What time of the year is the coldest?

Idalou witnesses the coldest weather in December, with temperatures averaging a high of 52.5°F (11.4°C) and a low of 34.5°F (1.4°C).

What is the month with the shortest days?

December has the shortest days of the year, with an average of 10h and 0min of daylight.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 6.8h of sunshine.

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

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

Average temperature
Idalou, TX

Average temperature - Idalou, TX

The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is December (52.5°F).

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (33.8°F).

Average pressure
Idalou, TX

Average pressure - Idalou, TX

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed
Idalou, TX

Average wind speed - Idalou, TX

The windiest month (with the highest average wind speed) is April (13.2mph).
The calmest month (with the lowest average wind speed) is August (9.4mph).

Average humidity
Idalou, TX

Average humidity - Idalou, TX

The month with the highest relative humidity is September (58%).
The month with the lowest relative humidity is April (40%).

Average rainfall
Idalou, TX

Average rainfall - Idalou, TX

The wettest month (with the highest rainfall) is September (2.32").
The driest month (with the least rainfall) is February (0.35").

Average rainfall days
Idalou, TX

Average rainfall days - Idalou, TX

The month with the highest number of rainy days is September (12.3 days).
The months with the least rainy days are February and November (3.2 days).

Average snowfall
Idalou, TX

Average snowfall - Idalou, TX

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Idalou, TX

Average snowfall days - Idalou, TX

The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Idalou, TX

Average daylight / Average sunshine - Idalou, TX

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

Average sunshine days
Idalou, TX

Average sunshine days - Idalou, TX

The month with the most sunshine days is January (27.2 days).
The month with the least sunshine days is September (15.4 days).

Average visibility
Idalou, TX

Average visibility - Idalou, 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).

Idalou, Texas, USA

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