Climate and monthly weather forecast
Addison, TX

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Weather in January

January, the same as December, is another fresh winter month in Addison, Texas, with an average temperature fluctuating between 38.8°F (3.8°C) and 54.3°F (12.4°C). January is Addison's coldest month, registering average high temperatures of 54.3°F (12.4°C) and lows of 38.8°F (3.8°C). Weather in January »

Weather in February

The last month of the winter, February, is a refreshing month in Addison, Texas, with an average temperature ranging between max 57.9°F (14.4°C) and min 42.4°F (5.8°C). With the advent of February, Addison experiences an average high-temperature of a moderate 57.9°F (14.4°C), mirroring a close resemblance to the previous month. Weather in February »

Weather in March

The first month of the spring, March, is an enjoyable month in Addison, Texas, with an average temperature ranging between max 67.1°F (19.5°C) and min 50.5°F (10.3°C). March's arrival brings a change in high-temperatures, moving from 57.9°F (14.4°C) in February to a still refreshing 67.1°F (19.5°C). Weather in March »

Weather in April

April is a warm spring month in Addison, Texas, with an average temperature ranging between max 75°F (23.9°C) and min 56.5°F (13.6°C). The start of April brings a subtle rise in the average high-temperature, moving from a refreshing 67.1°F (19.5°C) in March to a warm 75°F (23.9°C). Weather in April »

Weather in May

The last month of the spring, May, is also a moderately hot month in Addison, Texas, with an average temperature fluctuating between 82.2°F (27.9°C) and 64.8°F (18.2°C). With the onset of May, the average high-temperature subtly transitions from a warm 75°F (23.9°C) in April to a still moderately hot 82.2°F (27.9°C). Weather in May »

Weather in June

June, the first month of the summer in Addison, is a hot month, with an average temperature varying between 74.1°F (23.4°C) and 91.2°F (32.9°C). June's onset is marked by a temperature increase, moving from a moderately hot 82.2°F (27.9°C) in May to a hot 91.2°F (32.9°C). Weather in June »

Weather in July

July in Addison, Texas, is a torrid summer month, with an average temperature varying between 95.2°F (35.1°C) and 76.8°F (24.9°C). Addison, Texas, records an average high-temperature of a fiery hot 95.2°F (35.1°C) in July, closely mirroring the climate of the previous month. Weather in July »

Weather in August

August, the last month of the summer in Addison, is another very hot month, with an average temperature fluctuating between 77°F (25°C) and 96.3°F (35.7°C). Addison's temperatures peak on average in August, reaching 96.3°F (35.7°C) at their highest and 77°F (25°C) at their lowest. During August, the heat index is evaluated at an extremely hot 111.2°F (44°C). Weather in August »

Weather in September

September, the first month of the autumn in Addison, is still a tropical month, with temperature in the range of an average low of 70.7°F (21.5°C) and an average high of 88°F (31.1°C). September signifies a minor drop in average high-temperature, transitioning from a very hot 96.3°F (35.7°C) in August to a hot 88°F (31.1°C). Weather in September »

Weather in October

October, the same as September, is another warm autumn month in Addison, Texas, with an average temperature ranging between max 76.1°F (24.5°C) and min 59°F (15°C). Addison in October demonstrates a small temperature transition, adjusting from an average high of a hot 88°F (31.1°C) in September to a warm 76.1°F (24.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an enjoyable month in Addison, Texas, with an average temperature ranging between max 64.2°F (17.9°C) and min 49.1°F (9.5°C). Arrival of November comes with a reduction in the average high-temperature, falling from a moderately hot 76.1°F (24.5°C) in October to a refreshing 64.2°F (17.9°C). Weather in November »

Weather in December

The first month of the winter, December, is still a mild month in Addison, Texas, with an average temperature varying between 55.4°F (13°C) and 41.7°F (5.4°C). Addison in December undergoes a slight reduction in the average high-temperature, shifting from November's enjoyable 64.2°F (17.9°C) to a mild 55.4°F (13°C). Weather in December »
Updated: Jul 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

January proves to be the coldest month, recording an average maximum temperature of 54.3°F (12.4°C) and a minimum temperature of 38.8°F (3.8°C).

How many days does it rain?

Throughout the year, there are 142.4 rainfall days, and 31.3" (795mm) of precipitation is accumulated.

When does it snow?

Months with snowfall are January, February, November and December.

How much does it snow?

In Addison, during the entire year, snow falls for 2.4 days and aggregates up to 0.94" (24mm) of snow.

What is the driest month?

February is the month with the least rainfall. Rain falls for 10.3 days and accumulates 1.73" (44mm) of precipitation.

When does it snow the most?

The month with the most snowfall is February, when snow falls for 1.1 days and typically aggregates up to 0.59" (15mm) of snow.

When it does not snow in Addison?

March through October are months without snowfall.

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 most humid month?

The most humid month is May, with an average relative humidity of 71%.

What is the month with the highest UV index?

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

When are the longest days in Addison?

With an average of 14h and 18min of daylight, June has the longest days of the year.

What is the month with the most sunshine?

The months with the most sunshine are July and August, with an average of 11h of sunshine.

What month is the hottest in Addison?

Addison registers the average highest temperatures during August, with peaks of 96.3°F (35.7°C) and lows of 77°F (25°C).

What is the least humid month?

The least humid month is August, with an average relative humidity of 54%.

What is the wettest month?

October is the month with the most rainfall. Rain falls for 11.9 days and accumulates 4.02" (102mm) of precipitation.

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 in Addison?

With an average of 5.6h of sunshine, December has the least sunshine of the year.

When is the lowest UV index?

The month with the lowest UV index is December, with an average maximum UV index of 3.

Average temperature
Addison, TX

Average temperature - Addison, TX

The warmest month (with the highest average high temperature) is August (96.3°F).
The month with the lowest average high temperature is January (54.3°F).

The month with the highest average low temperature is August (77°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

Average pressure
Addison, TX

Average pressure - Addison, TX

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed
Addison, TX

Average wind speed - Addison, TX

The windiest month (with the highest average wind speed) is April (10mph).
The calmest month (with the lowest average wind speed) is September (6.7mph).

Average rainfall
Addison, TX

Average rainfall - Addison, TX

The wettest month (with the highest rainfall) is October (4.02").
The driest month (with the least rainfall) is February (1.73").

Average rainfall days
Addison, TX

Average rainfall days - Addison, TX

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is January (6.6 days).

Average snowfall
Addison, TX

Average snowfall - Addison, TX

The month with the highest snowfall is February (0.59").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

Average snowfall days
Addison, TX

Average snowfall days - Addison, TX

The month with the highest number of snowfall days is February (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Addison, TX

Average daylight / Average sunshine - Addison, TX

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

The months with the most sunshine are July and August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

Average sunshine days
Addison, TX

Average sunshine days - Addison, TX

The month with the most sunshine days is January (23 days).
The month with the least sunshine days is September (13.8 days).

Average visibility
Addison, TX

Average visibility - Addison, 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).

Addison, Texas, USA

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