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Monthly climate in Dianya, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Dianya features a humid subtropical climate (Cfa). Temperatures typically range between 1 °C (34 °F) and 23 °C (74 °F) through the year, but rarely can drop to -11 °C (13 °F) or can rise to as high as 34 °C (94 °F). The average annual precipitation amounts to about 1159 mm (45.6 inches) and receives 143 rainy days on the 1 mm (0.04 inches) threshold annually. Dianya enjoys an average of 2909 hours of sunshine throughout the year, and daylight varies from 10 hours 7 minutes to 14 hours 8 minutes per day.

Monthly average temperatures in Dianya, China

The warmest months in Dianya are June, July and August, with daily mean temperatures ranging from 21 to 23 °C (71 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 3 °C (34 - 38 °F) throughout the day. On average each year, Dianya experiences 73 days above 25 °C (77.0 °F) and 53 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Dianya. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum16°C
(60°F)		22°C
(72°F)		25°C
(77°F)		28°C
(83°F)		31°C
(87°F)		32°C
(90°F)		33°C
(92°F)		34°C
(94°F)		30°C
(87°F)		29°C
(85°F)		21°C
(70°F)		14°C
(58°F)
Mean maximum11°C
(52°F)		16°C
(61°F)		23°C
(73°F)		27°C
(80°F)		29°C
(85°F)		30°C
(86°F)		32°C
(90°F)		32°C
(90°F)		28°C
(83°F)		24°C
(76°F)		19°C
(67°F)		13°C
(55°F)
Average high4°C
(39°F)		7°C
(45°F)		13°C
(55°F)		17°C
(64°F)		22°C
(72°F)		25°C
(78°F)		27°C
(81°F)		27°C
(82°F)		23°C
(73°F)		16°C
(62°F)		12°C
(54°F)		6°C
(43°F)
Daily mean1°C
(34°F)		3°C
(38°F)		9°C
(48°F)		13°C
(56°F)		18°C
(64°F)		21°C
(71°F)		23°C
(74°F)		23°C
(74°F)		19°C
(66°F)		13°C
(55°F)		8°C
(47°F)		3°C
(37°F)
Average low-2°C
(29°F)		-0°C
(32°F)		5°C
(41°F)		9°C
(48°F)		14°C
(57°F)		18°C
(64°F)		20°C
(68°F)		20°C
(69°F)		16°C
(61°F)		10°C
(50°F)		5°C
(42°F)		-0°C
(32°F)
Mean minimum-6°C
(21°F)		-6°C
(22°F)		-2°C
(29°F)		3°C
(37°F)		10°C
(50°F)		14°C
(58°F)		17°C
(63°F)		16°C
(62°F)		12°C
(54°F)		6°C
(43°F)		-1°C
(30°F)		-6°C
(22°F)
Minimum-11°C
(13°F)		-7°C
(19°F)		-4°C
(26°F)		2°C
(36°F)		8°C
(46°F)		11°C
(52°F)		16°C
(61°F)		14°C
(57°F)		11°C
(51°F)		5°C
(41°F)		-2°C
(28°F)		-8°C
(18°F)

Compare climate in Dianya with other places

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

Monthly average precipitation in Dianya, China

Dianya usually has the most precipitation in June, July and August, with an average of 20 rainy days and 203 mm (8.0 inches) of precipitation per month. The driest months in Dianya are January, February and December. On average, 23 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Dianya. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)23 (0.9)30 (1.2)69 (2.7)81 (3.2)92 (3.6)180 (7.1)248 (9.8)182 (7.2)123 (4.9)79 (3.1)38 (1.5)15 (0.6)
Average precipitation days (≥ 1 mm)57111111162222151085

Monthly sunshine hours in Dianya, China

The sunniest months in Dianya are May, July and August, when the sun shines an average of 9 hours 15 minutes a day. Least sunny months in Dianya: January, October and November receive an average of 6 hours 33 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Dianya. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours182231247230270267291298236203218230
Mean daily daylight hours10h 20m11h 3m11h 59m12h 56m13h 44m14h 8m13h 56m13h 14m12h 19m11h 22m10h 33m10h 7m

Solar UV radiation in Dianya, China

Dianya 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, February 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 Dianya UV Index data.

Average daily maximum UV levels by month for Dianya. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)6610101212131211964