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Monthly climate in Tiantai, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Tiantai features a humid subtropical climate (Cfa). Temperatures typically range between 7 °C (45 °F) and 29 °C (84 °F) through the year, but rarely can drop to -4 °C (25 °F) or can rise to as high as 38 °C (100 °F). The average annual precipitation amounts to about 1657 mm (65.2 inches) and receives 163 rainy days on the 1 mm (0.04 inches) threshold annually. Tiantai enjoys an average of 2645 hours of sunshine throughout the year, and daylight varies from 10 hours 24 minutes to 13 hours 51 minutes per day.

Monthly average temperatures in Tiantai, China

The warmest months in Tiantai are June, July and August, with daily mean temperatures ranging from 26 to 29 °C (79 - 84 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 7 to 9 °C (45 - 48 °F) throughout the day. On average each year, Tiantai experiences 140 days above 25 °C (77.0 °F) and 7 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Tiantai. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum22°C
(72°F)		26°C
(80°F)		30°C
(86°F)		33°C
(91°F)		36°C
(96°F)		36°C
(97°F)		38°C
(100°F)		37°C
(99°F)		37°C
(99°F)		36°C
(97°F)		29°C
(85°F)		23°C
(74°F)
Mean maximum19°C
(66°F)		23°C
(74°F)		28°C
(82°F)		30°C
(87°F)		33°C
(92°F)		33°C
(92°F)		37°C
(98°F)		36°C
(97°F)		35°C
(96°F)		32°C
(91°F)		26°C
(79°F)		20°C
(68°F)
Average high10°C
(50°F)		12°C
(54°F)		17°C
(64°F)		22°C
(73°F)		27°C
(80°F)		30°C
(85°F)		33°C
(92°F)		33°C
(92°F)		30°C
(86°F)		23°C
(74°F)		19°C
(66°F)		12°C
(54°F)
Daily mean7°C
(45°F)		9°C
(48°F)		14°C
(57°F)		18°C
(65°F)		23°C
(73°F)		26°C
(79°F)		29°C
(84°F)		29°C
(84°F)		26°C
(79°F)		19°C
(67°F)		14°C
(58°F)		9°C
(48°F)
Average low4°C
(40°F)		6°C
(43°F)		11°C
(51°F)		14°C
(58°F)		19°C
(67°F)		23°C
(73°F)		26°C
(78°F)		26°C
(78°F)		22°C
(72°F)		16°C
(62°F)		11°C
(52°F)		5°C
(42°F)
Mean minimum-2°C
(29°F)		1°C
(33°F)		6°C
(43°F)		8°C
(47°F)		15°C
(59°F)		19°C
(66°F)		23°C
(73°F)		23°C
(73°F)		18°C
(64°F)		11°C
(52°F)		5°C
(42°F)		-1°C
(30°F)
Minimum-4°C
(25°F)		-3°C
(27°F)		3°C
(38°F)		6°C
(44°F)		11°C
(51°F)		17°C
(64°F)		20°C
(69°F)		22°C
(72°F)		16°C
(62°F)		9°C
(49°F)		3°C
(37°F)		-2°C
(29°F)

Compare climate in Tiantai with other places

Compare temperature, precipitation, sunshine, UV index in Tiantai, China with other places around the world.

Monthly average precipitation in Tiantai, China

Tiantai usually has the most precipitation in May, June and July, with an average of 17 rainy days and 269 mm (10.6 inches) of precipitation per month. The driest months in Tiantai are January, October and December. On average, 47 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Tiantai. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)49 (1.9)80 (3.2)192 (7.6)182 (7.2)260 (10.3)322 (12.7)224 (8.8)110 (4.3)80 (3.1)40 (1.6)67 (2.6)51 (2.0)
Average precipitation days (≥ 1 mm)81220181920141412899

Monthly sunshine hours in Tiantai, China

The sunniest months in Tiantai are July, August and September, when the sun shines an average of 9 hours 28 minutes a day. Least sunny months in Tiantai: January, February and March receive an average of 5 hours 25 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Tiantai. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours142178171207255238292316262197196186
Mean daily daylight hours10h 35m11h 12m11h 59m12h 49m13h 30m13h 51m13h 40m13h 4m12h 17m11h 28m10h 46m10h 24m

Solar UV radiation in Tiantai, China

Tiantai experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 12 - 13, 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 Tiantai UV Index data.

Average daily maximum UV levels by month for Tiantai. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)689111212131211975