Monthly climate in Dayu, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Dayu features a humid subtropical climate (Cfa). Temperatures typically range between 5 °C (41 °F) and 28 °C (83 °F) through the year, but rarely can drop to -8 °C (19 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 1196 mm (47.1 inches) and receives 114 rainy days on the 1 mm (0.04 inches) threshold annually. Dayu enjoys an average of 3025 hours of sunshine throughout the year, and daylight varies from 10 hours 3 minutes to 14 hours 13 minutes per day.

Monthly average temperatures in Dayu, China

The warmest months in Dayu are July, August and September, with daily mean temperatures ranging from 25 to 28 °C (77 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 7 °C (41 - 46 °F) throughout the day. On average each year, Dayu experiences 105 days above 25 °C (77.0 °F) and 11 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Dayu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum17°C
(63°F)
22°C
(72°F)
25°C
(77°F)
28°C
(83°F)
33°C
(92°F)
36°C
(97°F)
37°C
(99°F)
36°C
(98°F)
33°C
(92°F)
31°C
(88°F)
25°C
(78°F)
19°C
(67°F)
Mean maximum13°C
(56°F)
17°C
(63°F)
22°C
(73°F)
26°C
(79°F)
30°C
(86°F)
31°C
(88°F)
35°C
(95°F)
34°C
(94°F)
32°C
(89°F)
28°C
(82°F)
22°C
(72°F)
16°C
(62°F)
Average high8°C
(46°F)
9°C
(48°F)
14°C
(57°F)
18°C
(65°F)
24°C
(75°F)
27°C
(80°F)
30°C
(87°F)
31°C
(88°F)
27°C
(81°F)
22°C
(71°F)
17°C
(63°F)
10°C
(51°F)
Daily mean5°C
(41°F)
6°C
(43°F)
10°C
(51°F)
15°C
(59°F)
20°C
(68°F)
24°C
(75°F)
28°C
(82°F)
28°C
(83°F)
25°C
(77°F)
19°C
(67°F)
14°C
(57°F)
7°C
(46°F)
Average low3°C
(37°F)
3°C
(38°F)
7°C
(46°F)
11°C
(53°F)
17°C
(63°F)
21°C
(70°F)
25°C
(78°F)
26°C
(80°F)
23°C
(73°F)
17°C
(62°F)
11°C
(52°F)
5°C
(41°F)
Mean minimum-4°C
(25°F)
-2°C
(30°F)
3°C
(38°F)
6°C
(43°F)
12°C
(55°F)
18°C
(65°F)
22°C
(72°F)
24°C
(75°F)
19°C
(66°F)
11°C
(52°F)
5°C
(42°F)
-3°C
(27°F)
Minimum-8°C
(19°F)
-4°C
(25°F)
2°C
(36°F)
5°C
(41°F)
11°C
(52°F)
16°C
(61°F)
20°C
(68°F)
22°C
(72°F)
17°C
(63°F)
10°C
(50°F)
2°C
(37°F)
-6°C
(22°F)

Compare climate in Dayu with other places

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

Monthly average precipitation in Dayu, China

Dayu usually has the most precipitation in July, August and September, with an average of 14 rainy days and 185 mm (7.3 inches) of precipitation per month. The driest months in Dayu are January, February and December. On average, 51 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Dayu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)50 (2.0)54 (2.1)60 (2.4)73 (2.9)110 (4.3)126 (5.0)224 (8.8)183 (7.2)147 (5.8)63 (2.5)57 (2.3)48 (1.9)
Average precipitation days (≥ 1 mm)799899161511768

Monthly sunshine hours in Dayu, China

The sunniest months in Dayu are May, June and August, when the sun shines an average of 9 hours 36 minutes a day. Least sunny months in Dayu: January, February and December receive an average of 6 hours 31 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Dayu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours162218256265289286286307268246222213
Mean daily daylight hours10h 16m11h 1m11h 59m12h 58m13h 48m14h 13m14h 0m13h 17m12h 20m11h 21m10h 29m10h 3m

Solar UV radiation in Dayu, China

Dayu experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 11 - 12, 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 Dayu UV Index data.

Average daily maximum UV levels by month for Dayu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)468101011121110864