Climate and monthly weather forecast
Thornton, TX

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Weather in January

January, like December, is a moderate winter month in Thornton, Texas, with an average temperature fluctuating between 40.3°F (4.6°C) and 56.1°F (13.4°C). During the coldest month, January, temperatures average a high of 56.1°F (13.4°C) and a low of 40.3°F (4.6°C). Weather in January »

Weather in February

February, the last month of the winter in Thornton, is also a moderate month, with an average temperature ranging between min 44.2°F (6.8°C) and max 59.9°F (15.5°C). Thornton's weather, upon February's arrival, documents an average high-temperature of a still moderate 59.9°F (15.5°C), nearly identical to the prior month. Weather in February »

Weather in March

March, the first month of the spring in Thornton, is a pleasant month, with temperature in the range of an average low of 50.7°F (10.4°C) and an average high of 68.4°F (20.2°C). The shift into March brings a slight increase in the average high-temperature, moving from a mild 59.9°F (15.5°C) in February to an agreeable 68.4°F (20.2°C). Weather in March »

Weather in April

April is a warm spring month in Thornton, Texas, with an average temperature varying between 74.7°F (23.7°C) and 56.3°F (13.5°C). With the onset of April, Thornton's average high-temperature sees a modest rise, moving from March's pleasant 68.4°F (20.2°C) to a warm 74.7°F (23.7°C). Weather in April »

Weather in May

May, the last month of the spring in Thornton, is also a moderately hot month, with an average temperature varying between 81.7°F (27.6°C) and 64°F (17.8°C). May introduces a marginal temperature uplift, with average high-temperatures adjusting from April's warm 74.7°F (23.7°C) to a still moderately hot 81.7°F (27.6°C). Weather in May »

Weather in June

The first month of the summer, June, is a tropical month in Thornton, Texas, with an average temperature varying between 71.6°F (22°C) and 89.2°F (31.8°C). The beginning of June signals a minor rise in the average high-temperature, moving from a warm 81.7°F (27.6°C) in May to a hot 89.2°F (31.8°C). Weather in June »

Weather in July

July, like June, is another tropical summer month in Thornton, Texas, with an average temperature fluctuating between 93.6°F (34.2°C) and 73.9°F (23.3°C). The initiation of July records an average high-temperature of a still hot 93.6°F (34.2°C), displaying a near consistency with the previous month. Weather in July »

Weather in August

August, the last month of the summer in Thornton, is a very hot month, with an average temperature varying between 74.8°F (23.8°C) and 95.5°F (35.3°C). Thornton's warmest weather arrives in August, when temperatures average a high of 95.5°F (35.3°C) and a low of 74.8°F (23.8°C). The heat index for August is estimated at a burning hot 116.6°F (47°C). Weather in August »

Weather in September

September, the first month of the autumn in Thornton, is still a hot month, with an average temperature fluctuating between 88.3°F (31.3°C) and 69.4°F (20.8°C). The onset of September results in a small decrease in the average high-temperature, moderately receding from a fiery hot 95.5°F (35.3°C) in August to a hot 88.3°F (31.3°C). Weather in September »

Weather in October

October, the same as September, is another warm autumn month in Thornton, Texas, with an average temperature fluctuating between 76.8°F (24.9°C) and 58.8°F (14.9°C). The commencement of October indicates a shift in the average high-temperature, receding from September's hot 88.3°F (31.3°C) to a moderately hot 76.8°F (24.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is another refreshing month in Thornton, Texas, with an average temperature fluctuating between 49.1°F (9.5°C) and 65.5°F (18.6°C). The onset of November introduces a moderate change in Thornton's weather, with average high-temperatures falling from October's moderately hot 76.8°F (24.9°C) to a refreshing 65.5°F (18.6°C). Weather in November »

Weather in December

The first month of the winter, December, is still a mild month in Thornton, Texas, with an average temperature ranging between min 42.8°F (6°C) and max 57.7°F (14.3°C). With the beginning of December, the average high-temperature shows a small decrease, transitioning from an enjoyable 65.5°F (18.6°C) in November to a still refreshing 57.7°F (14.3°C). Weather in December »
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

Thornton's January weather reaches an average high of 56.1°F (13.4°C) and an average low of 40.3°F (4.6°C), making it the coldest month.

How many days does it rain?

Throughout the year, there are 150.9 rainfall days, and 32.99" (838mm) of precipitation is accumulated.

When does it snow?

January through March are months with snowfall.

How much does it snow?

In Thornton, during the entire year, snow falls for 1.7 days and aggregates up to 0.79" (20mm) of snow.

What are the months with the lowest UV index?

The months with the lowest UV index are January and December, with an average maximum UV index of 3.

What is the driest month?

The month with the least rainfall is February, when the rain falls for 12.2 days and typically collects 1.97" (50mm) of precipitation.

What is the snowiest month?

February is the month with the most snowfall. Snow falls for 0.9 days and accumulates 0.51" (13mm) of snow.

When is Daylight Saving Time (DST) in Thornton?

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.

When it does not snow?

April through December are months without snowfall.

What is the most humid month?

With an average relative humidity of 79%, May is the most humid month.

When are the longest days?

June has the longest days of the year, with an average of 14h and 12min of daylight.

What is the month with 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 warmest month?

August proves to be the warmest month, recording an average peak temperature of 95.5°F (35.3°C) and a minimum temperature of 74.8°F (23.8°C).

What is the least humid month?

August is the least humid month, with an average relative humidity of 62%.

What month has the most sunshine?

The month with the most sunshine is August, with an average of 10.6h of sunshine.

What is the rainiest month?

October is the month with the most rainfall. Rain falls for 11.4 days and accumulates 3.94" (100mm) of precipitation.

What is the month with the shortest days?

With an average of 10h and 6min of daylight, December has the shortest days of the year.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 5h of sunshine.

Average temperature
Thornton, TX

Average temperature - Thornton, TX

The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is January (56.1°F).

The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (40.3°F).

Average pressure
Thornton, TX

Average pressure - Thornton, TX

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed
Thornton, TX

Average wind speed - Thornton, TX

The windiest month (with the highest average wind speed) is March (10mph).
The calmest month (with the lowest average wind speed) is September (6.5mph).

Average rainfall
Thornton, TX

Average rainfall - Thornton, TX

The wettest month (with the highest rainfall) is October (3.94").
The driest month (with the least rainfall) is February (1.97").

Average rainfall days
Thornton, TX

Average rainfall days - Thornton, TX

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (8.6 days).

Average snowfall
Thornton, TX

Average snowfall - Thornton, TX

The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

Average snowfall days
Thornton, TX

Average snowfall days - Thornton, TX

The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight / Average sunshine
Thornton, TX

Average daylight / Average sunshine - Thornton, TX

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days
Thornton, TX

Average sunshine days - Thornton, TX

The month with the most sunshine days is January (20.2 days).
The month with the least sunshine days is April (12.5 days).

Average UV index
Thornton, TX

Average UV index - Thornton, TX

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average visibility
Thornton, TX

Average visibility - Thornton, 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).

Thornton, Texas, USA

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