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Monthly climate in Tacna, Arizona, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Tacna features a hot desert climate (BWh).Temperatures typically range between 14 °C (58 °F) and 36 °C (97 °F) through the year, but rarely can drop to 2 °C (36 °F) or can rise to as high as 49 °C (120 °F).The average annual precipitation amounts to about 112 mm (4.4 inches) and receives 14 rainy days on the 1 mm (0.04 inches) threshold annually.Tacna enjoys an average of 3691 hours of sunshine throughout the year, and daylight varies from 10 hours 1 minutes to 14 hours 15 minutes per day.

Monthly average temperatures in Tacna, Arizona, United States §

The warmest months in Tacna are June, July and August, with daily mean temperatures ranging from 33 to 36 °C (91 - 97 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 14 to 16 °C (58 - 61 °F) throughout the day. On average each year, Tacna experiences 235 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Tacna, Arizona, 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 29°C
(84°F)		 30°C
(86°F)		 36°C
(97°F)		 41°C
(106°F)		 43°C
(109°F)		 49°C
(120°F)		 48°C
(119°F)		 47°C
(117°F)		 48°C
(118°F)		 42°C
(108°F)		 36°C
(97°F)		 29°C
(84°F)
Mean maximum 27°C
(80°F)		 29°C
(84°F)		 33°C
(91°F)		 38°C
(101°F)		 40°C
(105°F)		 44°C
(111°F)		 47°C
(117°F)		 46°C
(115°F)		 44°C
(112°F)		 38°C
(101°F)		 33°C
(92°F)		 26°C
(79°F)
Average high 21°C
(71°F)		 23°C
(73°F)		 26°C
(80°F)		 32°C
(90°F)		 35°C
(95°F)		 40°C
(104°F)		 42°C
(107°F)		 42°C
(108°F)		 38°C
(101°F)		 33°C
(91°F)		 27°C
(81°F)		 21°C
(70°F)
Daily mean 14°C
(58°F)		 16°C
(61°F)		 20°C
(68°F)		 25°C
(77°F)		 28°C
(82°F)		 33°C
(91°F)		 36°C
(97°F)		 36°C
(97°F)		 32°C
(90°F)		 25°C
(78°F)		 20°C
(68°F)		 14°C
(58°F)
Average low 9°C
(48°F)		 10°C
(49°F)		 13°C
(55°F)		 17°C
(62°F)		 19°C
(67°F)		 24°C
(76°F)		 29°C
(85°F)		 29°C
(85°F)		 25°C
(78°F)		 18°C
(65°F)		 13°C
(56°F)		 8°C
(47°F)
Mean minimum 3°C
(38°F)		 4°C
(39°F)		 7°C
(44°F)		 11°C
(52°F)		 13°C
(57°F)		 20°C
(69°F)		 24°C
(76°F)		 24°C
(76°F)		 19°C
(67°F)		 10°C
(51°F)		 8°C
(46°F)		 3°C
(38°F)
Minimum 2°C
(37°F)		 2°C
(36°F)		 4°C
(40°F)		 8°C
(48°F)		 12°C
(54°F)		 18°C
(65°F)		 23°C
(74°F)		 22°C
(72°F)		 16°C
(61°F)		 6°C
(43°F)		 4°C
(39°F)		 2°C
(36°F)

Compare climate in Tacna with other places

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

Monthly average precipitation in Tacna, Arizona, United States §

Tacna usually has the most precipitation in February, September and December, with an average of 2 rainy days and 15 mm (0.6 inches) of precipitation per month.The driest months in Tacna are April, May and June. On average, 1 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Tacna, Arizona, 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) 13 (0.5) 14 (0.6) 11 (0.4) 1 (0.1) 0 (0.0) 1 (0.0) 9 (0.3) 9 (0.4) 17 (0.7) 12 (0.5) 10 (0.4) 14 (0.6)
Average precipitation days (≥ 1 mm) 1 2 1 0 0 0 2 2 2 1 1 2

Monthly sunshine hours in Tacna, Arizona, United States §

The sunniest months in Tacna are May, June and July, when the sun shines an average of 12 hours 10 minutes a day.Least sunny months in Tacna: January, February and December receive an average of 7 hours 38 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Tacna, Arizona, 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 204 247 307 331 373 376 370 355 320 301 260 243
Mean daily daylight hours 10h 15m 11h 1m 12h 0m 13h 0m 13h 50m 14h 15m 14h 1m 13h 17m 12h 19m 11h 19m 10h 27m 10h 1m

Solar UV radiation in Tacna, Arizona, United States §

Tacna experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme category of sun exposure.January, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Tacna UV Index data.

Average daily maximum UV levels by month for Tacna, Arizona, 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 9 10 11 12 12 11 10 8 5 4