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Monthly climate in Lamar, Texas, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Lamar features a humid subtropical climate (Cfa).Temperatures typically range between 14 °C (58 °F) and 29 °C (85 °F) through the year, but rarely can drop to -8 °C (19 °F) or can rise to as high as 37 °C (98 °F).The average annual precipitation amounts to about 998 mm (39.3 inches) and receives 121 rainy days on the 1 mm (0.04 inches) threshold annually.Lamar enjoys an average of 3188 hours of sunshine throughout the year, and daylight varies from 10 hours 22 minutes to 13 hours 53 minutes per day.

Monthly average temperatures in Lamar, Texas, United States §

The warmest months in Lamar are June, July and August, with daily mean temperatures ranging from 28 to 29 °C (83 - 85 °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, Lamar experiences 203 days above 25 °C (77.0 °F) and 2 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Lamar, 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 29°C
(85°F)		 30°C
(86°F)		 31°C
(88°F)		 35°C
(95°F)		 33°C
(91°F)		 37°C
(98°F)		 36°C
(97°F)		 36°C
(98°F)		 34°C
(94°F)		 33°C
(93°F)		 29°C
(85°F)		 27°C
(80°F)
Mean maximum 26°C
(79°F)		 26°C
(79°F)		 29°C
(84°F)		 31°C
(89°F)		 32°C
(89°F)		 34°C
(93°F)		 34°C
(94°F)		 34°C
(94°F)		 33°C
(93°F)		 32°C
(90°F)		 29°C
(84°F)		 26°C
(79°F)
Average high 19°C
(66°F)		 19°C
(67°F)		 23°C
(74°F)		 26°C
(79°F)		 29°C
(85°F)		 31°C
(88°F)		 32°C
(89°F)		 32°C
(91°F)		 31°C
(88°F)		 28°C
(82°F)		 23°C
(74°F)		 20°C
(69°F)
Daily mean 14°C
(58°F)		 15°C
(60°F)		 20°C
(68°F)		 22°C
(73°F)		 26°C
(79°F)		 28°C
(83°F)		 29°C
(84°F)		 29°C
(85°F)		 27°C
(82°F)		 24°C
(75°F)		 19°C
(66°F)		 16°C
(61°F)
Average low 10°C
(51°F)		 12°C
(53°F)		 16°C
(62°F)		 19°C
(66°F)		 23°C
(74°F)		 26°C
(78°F)		 26°C
(79°F)		 26°C
(79°F)		 24°C
(76°F)		 20°C
(68°F)		 14°C
(58°F)		 12°C
(53°F)
Mean minimum 0°C
(33°F)		 1°C
(35°F)		 7°C
(45°F)		 10°C
(50°F)		 17°C
(63°F)		 23°C
(74°F)		 24°C
(75°F)		 24°C
(75°F)		 19°C
(66°F)		 8°C
(47°F)		 5°C
(42°F)		 3°C
(38°F)
Minimum -4°C
(24°F)		 -8°C
(19°F)		 0°C
(33°F)		 6°C
(43°F)		 13°C
(56°F)		 20°C
(69°F)		 22°C
(71°F)		 22°C
(71°F)		 15°C
(59°F)		 4°C
(39°F)		 0°C
(32°F)		 1°C
(33°F)

Compare climate in Lamar with other places

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

Monthly average precipitation in Lamar, Texas, United States §

Lamar usually has the most precipitation in May, June and September, with an average of 15 rainy days and 139 mm (5.5 inches) of precipitation per month.The driest months in Lamar are January, February and March. On average, 47 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Lamar, 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) 42 (1.7) 44 (1.8) 53 (2.1) 56 (2.2) 128 (5.0) 139 (5.5) 104 (4.1) 98 (3.8) 148 (5.8) 76 (3.0) 55 (2.2) 55 (2.2)
Average precipitation days (≥ 1 mm) 5 8 7 7 13 15 11 13 17 12 7 6

Monthly sunshine hours in Lamar, Texas, United States §

The sunniest months in Lamar are June, July and August, when the sun shines an average of 10 hours 41 minutes a day.Least sunny months in Lamar: January, February and December receive an average of 6 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Lamar, 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 174 175 243 267 308 326 329 327 283 281 243 227
Mean daily daylight hours 10h 34m 11h 12m 12h 0m 12h 51m 13h 32m 13h 53m 13h 42m 13h 5m 12h 16m 11h 26m 10h 43m 10h 22m

Solar UV radiation in Lamar, Texas, United States §

Lamar experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 12 - 12, which corresponds to the Extreme category of sun exposure.January, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 7. For more detailed information, check out our hourly Lamar UV Index data.

Average daily maximum UV levels by month for Lamar, 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) 5 8 9 11 11 12 12 12 11 9 7 5