Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Westmoreland features a humid subtropical climate (Cfa).Temperatures typically range between 4 °C (40 °F) and 27 °C (80 °F) through the year, but rarely can drop to -15 °C (5 °F) or can rise to as high as 37 °C (98 °F).The average annual precipitation amounts to about 1605 mm (63.2 inches) and receives 137 rainy days on the 1 mm (0.04 inches) threshold annually.Westmoreland enjoys an average of 2928 hours of sunshine throughout the year, and daylight varies from 9 hours 42 minutes to 14 hours 35 minutes per day.
The warmest months in Westmoreland are June, July and August, with daily mean temperatures ranging from 24 to 27 °C (76 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 7 °C (40 - 45 °F) throughout the day. On average each year, Westmoreland experiences 130 days above 25 °C (77.0 °F) and 47 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 23°C (73°F) | 27°C (80°F) | 27°C (82°F) | 31°C (89°F) | 34°C (93°F) | 34°C (94°F) | 36°C (97°F) | 36°C (98°F) | 36°C (97°F) | 37°C (98°F) | 28°C (82°F) | 23°C (73°F) |
Mean maximum | 20°C (68°F) | 24°C (75°F) | 25°C (78°F) | 29°C (84°F) | 32°C (90°F) | 33°C (92°F) | 35°C (96°F) | 34°C (93°F) | 33°C (92°F) | 31°C (88°F) | 23°C (74°F) | 20°C (69°F) |
Average high | 8°C (47°F) | 12°C (54°F) | 16°C (61°F) | 20°C (69°F) | 26°C (79°F) | 29°C (85°F) | 31°C (89°F) | 30°C (87°F) | 28°C (83°F) | 23°C (73°F) | 14°C (58°F) | 12°C (53°F) |
Daily mean | 4°C (40°F) | 7°C (45°F) | 11°C (52°F) | 15°C (59°F) | 21°C (70°F) | 24°C (76°F) | 27°C (80°F) | 25°C (78°F) | 23°C (74°F) | 17°C (63°F) | 9°C (48°F) | 7°C (45°F) |
Average low | 0°C (33°F) | 2°C (37°F) | 6°C (43°F) | 9°C (49°F) | 16°C (61°F) | 20°C (68°F) | 22°C (73°F) | 21°C (70°F) | 18°C (65°F) | 12°C (54°F) | 4°C (39°F) | 2°C (37°F) |
Mean minimum | -10°C (14°F) | -8°C (18°F) | -5°C (23°F) | 0°C (33°F) | 7°C (45°F) | 15°C (58°F) | 18°C (65°F) | 16°C (61°F) | 11°C (53°F) | 3°C (37°F) | -4°C (25°F) | -6°C (21°F) |
Minimum | -15°C (5°F) | -12°C (11°F) | -10°C (15°F) | -1°C (30°F) | 3°C (38°F) | 11°C (52°F) | 17°C (63°F) | 14°C (58°F) | 8°C (47°F) | -0°C (32°F) | -8°C (18°F) | -10°C (14°F) |
Compare temperature, precipitation, sunshine, UV index in Westmoreland, Tennessee, United States with other places around the world.
Westmoreland usually has the most precipitation in February, March and December, with an average of 13 rainy days and 165 mm (6.5 inches) of precipitation per month.The driest months in Westmoreland are January, August and November. On average, 104 mm (4.1 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 106 (4.2) | 187 (7.4) | 157 (6.2) | 145 (5.7) | 119 (4.7) | 149 (5.9) | 122 (4.8) | 118 (4.7) | 120 (4.7) | 141 (5.6) | 88 (3.5) | 151 (6.0) |
Average precipitation days (≥ 1 mm) | 10 | 14 | 14 | 11 | 13 | 12 | 13 | 13 | 8 | 10 | 8 | 11 |
The sunniest months in Westmoreland are June, July and August, when the sun shines an average of 10 hours 25 minutes a day.Least sunny months in Westmoreland: January, February and December receive an average of 5 hours 3 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 139 | 147 | 214 | 247 | 293 | 318 | 332 | 307 | 277 | 259 | 216 | 173 |
Mean daily daylight hours | 9h 58m | 10h 51m | 11h 59m | 13h 8m | 14h 6m | 14h 35m | 14h 19m | 13h 28m | 12h 21m | 11h 12m | 10h 12m | 9h 42m |
Westmoreland experiences the highest level of ultraviolet (UV) radiation in April, June and July, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / 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 Westmoreland UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 3 | 6 | 7 | 10 | 10 | 11 | 11 | 10 | 9 | 7 | 5 | 3 |