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Monthly climate in Kirby, Arkansas, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Kirby features a humid subtropical climate (Cfa).Temperatures typically range between 6 °C (43 °F) and 27 °C (81 °F) through the year, but rarely can drop to -18 °C (0 °F) or can rise to as high as 38 °C (101 °F).The average annual precipitation amounts to about 1528 mm (60.2 inches) and receives 130 rainy days on the 1 mm (0.04 inches) threshold annually.Kirby enjoys an average of 2985 hours of sunshine throughout the year, and daylight varies from 9 hours 53 minutes to 14 hours 23 minutes per day.

Monthly average temperatures in Kirby, Arkansas, United States §

The warmest months in Kirby are June, July and August, with daily mean temperatures ranging from 26 to 27 °C (78 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 9 °C (43 - 48 °F) throughout the day. On average each year, Kirby experiences 141 days above 25 °C (77.0 °F) and 32 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Kirby, Arkansas, 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 23°C
(74°F)		 27°C
(81°F)		 30°C
(86°F)		 31°C
(88°F)		 35°C
(95°F)		 37°C
(100°F)		 38°C
(101°F)		 37°C
(98°F)		 37°C
(100°F)		 34°C
(93°F)		 28°C
(83°F)		 25°C
(77°F)
Mean maximum 21°C
(70°F)		 24°C
(75°F)		 27°C
(80°F)		 29°C
(84°F)		 31°C
(89°F)		 34°C
(94°F)		 36°C
(97°F)		 36°C
(97°F)		 35°C
(95°F)		 32°C
(89°F)		 25°C
(76°F)		 22°C
(73°F)
Average high 11°C
(53°F)		 13°C
(56°F)		 19°C
(67°F)		 22°C
(71°F)		 27°C
(80°F)		 31°C
(88°F)		 32°C
(91°F)		 32°C
(90°F)		 30°C
(86°F)		 24°C
(75°F)		 17°C
(63°F)		 14°C
(58°F)
Daily mean 6°C
(43°F)		 8°C
(46°F)		 13°C
(56°F)		 16°C
(61°F)		 21°C
(71°F)		 26°C
(78°F)		 27°C
(81°F)		 27°C
(80°F)		 24°C
(76°F)		 18°C
(64°F)		 11°C
(52°F)		 9°C
(48°F)
Average low 2°C
(35°F)		 3°C
(38°F)		 8°C
(47°F)		 11°C
(51°F)		 17°C
(62°F)		 21°C
(70°F)		 23°C
(73°F)		 22°C
(72°F)		 19°C
(67°F)		 13°C
(55°F)		 6°C
(42°F)		 4°C
(40°F)
Mean minimum -7°C
(19°F)		 -7°C
(21°F)		 -1°C
(30°F)		 1°C
(35°F)		 10°C
(50°F)		 17°C
(62°F)		 19°C
(67°F)		 19°C
(66°F)		 13°C
(55°F)		 3°C
(38°F)		 -2°C
(28°F)		 -4°C
(25°F)
Minimum -14°C
(7°F)		 -18°C
(0°F)		 -7°C
(19°F)		 -1°C
(30°F)		 7°C
(45°F)		 13°C
(55°F)		 17°C
(62°F)		 17°C
(64°F)		 9°C
(49°F)		 -2°C
(29°F)		 -7°C
(21°F)		 -5°C
(24°F)

Compare climate in Kirby with other places

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

Monthly average precipitation in Kirby, Arkansas, United States §

Kirby usually has the most precipitation in March, April and May, with an average of 12 rainy days and 179 mm (7.1 inches) of precipitation per month.The driest months in Kirby are September, October and November. On average, 82 mm (3.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kirby, Arkansas, 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) 101 (4.0) 160 (6.3) 161 (6.3) 192 (7.6) 184 (7.3) 118 (4.6) 105 (4.1) 127 (5.0) 69 (2.7) 101 (4.0) 78 (3.1) 132 (5.2)
Average precipitation days (≥ 1 mm) 10 14 14 11 13 11 12 11 8 8 9 9

Monthly sunshine hours in Kirby, Arkansas, United States §

The sunniest months in Kirby are June, July and August, when the sun shines an average of 10 hours 36 minutes a day.Least sunny months in Kirby: January, February and December receive an average of 5 hours 33 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kirby, Arkansas, 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 147 155 209 246 291 321 341 312 285 252 218 203
Mean daily daylight hours 10h 8m 10h 57m 11h 59m 13h 3m 13h 57m 14h 23m 14h 9m 13h 21m 12h 20m 11h 16m 10h 21m 9h 53m

Solar UV radiation in Kirby, Arkansas, United States §

Kirby experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 11 - 11, 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 Kirby UV Index data.

Average daily maximum UV levels by month for Kirby, Arkansas, 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 10 9 8 5 4