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Monthly climate in Addison, Texas, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Addison features a humid subtropical climate (Cfa).Temperatures typically range between 8 °C (47 °F) and 29 °C (85 °F) through the year, but rarely can drop to -18 °C (-1 °F) or can rise to as high as 42 °C (107 °F).The average annual precipitation amounts to about 1178 mm (46.4 inches) and receives 101 rainy days on the 1 mm (0.04 inches) threshold annually.Addison enjoys an average of 3170 hours of sunshine throughout the year, and daylight varies from 10 hours 0 minutes to 14 hours 16 minutes per day.

Monthly average temperatures in Addison, Texas, United States §

The warmest months in Addison are June, July and August, with daily mean temperatures ranging from 27 to 29 °C (81 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 11 °C (47 - 51 °F) throughout the day. On average each year, Addison experiences 165 days above 25 °C (77.0 °F) and 20 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Addison, Texas, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 26°C
(78°F)		 30°C
(86°F)		 32°C
(90°F)		 34°C
(93°F)		 35°C
(96°F)		 37°C
(100°F)		 42°C
(107°F)		 40°C
(104°F)		 37°C
(99°F)		 35°C
(96°F)		 33°C
(91°F)		 28°C
(82°F)
Mean maximum 23°C
(74°F)		 26°C
(80°F)		 29°C
(85°F)		 31°C
(88°F)		 33°C
(92°F)		 35°C
(96°F)		 38°C
(101°F)		 37°C
(99°F)		 36°C
(97°F)		 34°C
(93°F)		 28°C
(82°F)		 25°C
(77°F)
Average high 14°C
(57°F)		 15°C
(59°F)		 21°C
(70°F)		 24°C
(75°F)		 28°C
(83°F)		 32°C
(90°F)		 34°C
(94°F)		 34°C
(93°F)		 31°C
(88°F)		 25°C
(78°F)		 19°C
(67°F)		 16°C
(61°F)
Daily mean 8°C
(47°F)		 9°C
(49°F)		 15°C
(60°F)		 18°C
(65°F)		 23°C
(74°F)		 27°C
(81°F)		 29°C
(85°F)		 29°C
(85°F)		 26°C
(79°F)		 20°C
(68°F)		 13°C
(56°F)		 11°C
(51°F)
Average low 3°C
(38°F)		 4°C
(40°F)		 10°C
(51°F)		 13°C
(55°F)		 19°C
(66°F)		 23°C
(73°F)		 25°C
(77°F)		 24°C
(76°F)		 21°C
(71°F)		 15°C
(59°F)		 8°C
(47°F)		 6°C
(43°F)
Mean minimum -6°C
(21°F)		 -6°C
(22°F)		 1°C
(33°F)		 4°C
(39°F)		 11°C
(53°F)		 19°C
(67°F)		 22°C
(71°F)		 21°C
(71°F)		 15°C
(59°F)		 4°C
(40°F)		 -1°C
(31°F)		 -2°C
(29°F)
Minimum -11°C
(12°F)		 -18°C
(-1°F)		 -6°C
(22°F)		 1°C
(34°F)		 8°C
(46°F)		 16°C
(61°F)		 19°C
(66°F)		 20°C
(68°F)		 10°C
(51°F)		 1°C
(35°F)		 -5°C
(23°F)		 -5°C
(23°F)

Compare climate in Addison with other places

Compare temperature, precipitation, sunshine, UV index in Addison, Texas, United States with other places around the world.

Monthly average precipitation in Addison, Texas, United States §

Addison usually has the most precipitation in April, May and October, with an average of 10 rainy days and 148 mm (5.8 inches) of precipitation per month.The driest months in Addison are January, July and November. On average, 56 mm (2.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Addison, Texas, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 59 (2.3) 102 (4.0) 120 (4.7) 121 (4.8) 177 (7.0) 86 (3.4) 50 (2.0) 98 (3.9) 92 (3.6) 146 (5.8) 58 (2.3) 67 (2.6)
Average precipitation days (≥ 1 mm) 7 9 10 9 12 9 7 8 7 10 6 7

Monthly sunshine hours in Addison, Texas, United States §

The sunniest months in Addison are June, July and August, when the sun shines an average of 11 hours 11 minutes a day.Least sunny months in Addison: January, February and December receive an average of 6 hours 17 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Addison, Texas, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 172 172 238 258 283 342 357 329 284 262 240 227
Mean daily daylight hours 10h 14m 11h 0m 11h 59m 13h 1m 13h 51m 14h 16m 14h 2m 13h 17m 12h 19m 11h 18m 10h 26m 10h 0m

Solar UV radiation in Addison, Texas, United States §

Addison experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 11 - 11, which corresponds to the Extreme category of sun exposure.January, February and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Addison UV Index data.

Average daily maximum UV levels by month for Addison, Texas, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 4 6 8 10 11 11 11 11 10 8 6 4