Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Vellanur features a tropical savanna climate (Aw).Temperatures typically range between 25 °C (77 °F) and 32 °C (90 °F) through the year, but rarely can drop to 17 °C (62 °F) or can rise to as high as 42 °C (109 °F).The average annual precipitation amounts to about 1101 mm (43.3 inches) and receives 130 rainy days on the 1 mm (0.04 inches) threshold annually.Vellanur enjoys an average of 3654 hours of sunshine throughout the year, and daylight varies from 11 hours 21 minutes to 12 hours 52 minutes per day.
The warmest months in Vellanur are April, May and June, with daily mean temperatures ranging from 31 to 32 °C (88 - 90 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 25 to 26 °C (77 - 79 °F) throughout the day. On average each year, Vellanur experiences 329 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 32°C (90°F) | 35°C (96°F) | 39°C (102°F) | 40°C (104°F) | 42°C (109°F) | 42°C (108°F) | 40°C (105°F) | 39°C (102°F) | 37°C (98°F) | 36°C (97°F) | 33°C (92°F) | 32°C (90°F) |
Mean maximum | 31°C (88°F) | 34°C (93°F) | 37°C (99°F) | 39°C (102°F) | 40°C (105°F) | 40°C (104°F) | 38°C (101°F) | 37°C (99°F) | 36°C (97°F) | 35°C (95°F) | 32°C (91°F) | 31°C (88°F) |
Average high | 29°C (85°F) | 31°C (88°F) | 34°C (93°F) | 36°C (98°F) | 37°C (99°F) | 37°C (99°F) | 35°C (96°F) | 34°C (94°F) | 33°C (92°F) | 32°C (90°F) | 30°C (85°F) | 29°C (84°F) |
Daily mean | 25°C (77°F) | 26°C (79°F) | 28°C (83°F) | 31°C (88°F) | 32°C (90°F) | 32°C (90°F) | 31°C (88°F) | 30°C (86°F) | 29°C (85°F) | 28°C (84°F) | 27°C (80°F) | 26°C (78°F) |
Average low | 22°C (71°F) | 22°C (72°F) | 24°C (76°F) | 27°C (81°F) | 29°C (84°F) | 29°C (84°F) | 28°C (82°F) | 27°C (81°F) | 26°C (80°F) | 26°C (79°F) | 24°C (76°F) | 23°C (74°F) |
Mean minimum | 19°C (67°F) | 19°C (66°F) | 21°C (70°F) | 25°C (78°F) | 27°C (80°F) | 27°C (80°F) | 25°C (78°F) | 25°C (78°F) | 25°C (76°F) | 24°C (75°F) | 22°C (73°F) | 20°C (69°F) |
Minimum | 18°C (65°F) | 17°C (62°F) | 20°C (68°F) | 24°C (75°F) | 25°C (76°F) | 25°C (78°F) | 25°C (77°F) | 25°C (77°F) | 24°C (75°F) | 22°C (72°F) | 21°C (70°F) | 19°C (66°F) |
Compare temperature, precipitation, sunshine, UV index in Vellanur, Tamil Nadu, India with other places around the world.
Vellanur usually has the most precipitation in September, October and November, with an average of 19 rainy days and 197 mm (7.7 inches) of precipitation per month.The driest months in Vellanur are February, March and April. On average, 7 mm (0.3 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 30 (1.2) | 7 (0.3) | 6 (0.2) | 7 (0.3) | 16 (0.6) | 84 (3.3) | 132 (5.2) | 139 (5.5) | 142 (5.6) | 157 (6.2) | 292 (11.5) | 90 (3.5) |
Average precipitation days (≥ 1 mm) | 4 | 1 | 1 | 2 | 3 | 15 | 18 | 18 | 19 | 20 | 20 | 9 |
The sunniest months in Vellanur are March, April and May, when the sun shines an average of 11 hours 16 minutes a day.Least sunny months in Vellanur: January, September and November receive an average of 8 hours 52 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 261 | 305 | 344 | 340 | 351 | 308 | 297 | 297 | 292 | 302 | 254 | 297 |
Mean daily daylight hours | 11h 25m | 11h 41m | 12h 3m | 12h 25m | 12h 43m | 12h 52m | 12h 47m | 12h 31m | 12h 10m | 11h 48m | 11h 30m | 11h 21m |
Vellanur experiences the highest level of ultraviolet (UV) radiation in April, August and September, when the maximum UV index can reach values of 13 - 13, which corresponds to the Extreme category of sun exposure.January, November and December are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly Vellanur UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 9 | 11 | 12 | 13 | 12 | 12 | 13 | 13 | 13 | 11 | 10 | 9 |