Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Haynesville features a humid subtropical climate (Cfa).Temperatures typically range between 8 °C (47 °F) and 28 °C (83 °F) through the year, but rarely can drop to -20 °C (-3 °F) or can rise to as high as 40 °C (104 °F).The average annual precipitation amounts to about 1440 mm (56.7 inches) and receives 123 rainy days on the 1 mm (0.04 inches) threshold annually.Haynesville enjoys an average of 3026 hours of sunshine throughout the year, and daylight varies from 10 hours 0 minutes to 14 hours 16 minutes per day.
The warmest months in Haynesville are June, July and August, with daily mean temperatures ranging from 27 to 28 °C (81 - 83 °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 - 52 °F) throughout the day. On average each year, Haynesville experiences 164 days above 25 °C (77.0 °F) and 20 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 26°C (79°F) | 28°C (82°F) | 31°C (88°F) | 31°C (88°F) | 35°C (96°F) | 37°C (99°F) | 40°C (104°F) | 40°C (104°F) | 39°C (103°F) | 36°C (97°F) | 29°C (84°F) | 27°C (81°F) |
Mean maximum | 23°C (74°F) | 26°C (79°F) | 28°C (83°F) | 30°C (87°F) | 33°C (92°F) | 36°C (97°F) | 37°C (99°F) | 37°C (99°F) | 36°C (97°F) | 33°C (91°F) | 27°C (80°F) | 25°C (77°F) |
Average high | 14°C (57°F) | 15°C (60°F) | 21°C (71°F) | 24°C (75°F) | 29°C (84°F) | 32°C (90°F) | 34°C (93°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) | 10°C (51°F) | 16°C (60°F) | 18°C (65°F) | 23°C (74°F) | 27°C (81°F) | 28°C (83°F) | 28°C (83°F) | 26°C (78°F) | 19°C (67°F) | 13°C (55°F) | 11°C (52°F) |
Average low | 4°C (39°F) | 5°C (42°F) | 10°C (51°F) | 13°C (55°F) | 18°C (65°F) | 22°C (72°F) | 24°C (75°F) | 23°C (74°F) | 21°C (70°F) | 14°C (58°F) | 7°C (45°F) | 6°C (43°F) |
Mean minimum | -6°C (22°F) | -5°C (23°F) | 0°C (33°F) | 3°C (38°F) | 11°C (53°F) | 18°C (65°F) | 20°C (69°F) | 20°C (68°F) | 14°C (58°F) | 4°C (40°F) | -2°C (30°F) | -2°C (28°F) |
Minimum | -12°C (10°F) | -20°C (-3°F) | -4°C (25°F) | 1°C (33°F) | 8°C (47°F) | 14°C (58°F) | 18°C (65°F) | 18°C (64°F) | 11°C (52°F) | -1°C (31°F) | -6°C (21°F) | -3°C (27°F) |
Compare temperature, precipitation, sunshine, UV index in Haynesville, Louisiana, United States with other places around the world.
Haynesville usually has the most precipitation in February, March and April, with an average of 12 rainy days and 163 mm (6.4 inches) of precipitation per month.The driest months in Haynesville are July, September and November. On average, 81 mm (3.2 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 110 (4.3) | 155 (6.1) | 142 (5.6) | 193 (7.6) | 136 (5.3) | 117 (4.6) | 81 (3.2) | 104 (4.1) | 94 (3.7) | 111 (4.4) | 67 (2.6) | 131 (5.2) |
Average precipitation days (≥ 1 mm) | 9 | 13 | 14 | 9 | 13 | 11 | 13 | 9 | 7 | 9 | 7 | 9 |
The sunniest months in Haynesville are June, July and August, when the sun shines an average of 10 hours 36 minutes a day.Least sunny months in Haynesville: January, February and December receive an average of 5 hours 30 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 150 | 151 | 220 | 254 | 301 | 315 | 344 | 315 | 281 | 259 | 232 | 199 |
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 |
Haynesville experiences the highest level of ultraviolet (UV) radiation in April, June 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 / 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 Haynesville UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 4 | 7 | 8 | 11 | 11 | 12 | 11 | 11 | 10 | 8 | 6 | 4 |