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Monthly climate in Si'en, Guangxi, China

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Si'en features a humid subtropical climate (Cfa).Temperatures typically range between 11 °C (52 °F) and 28 °C (83 °F) through the year, but rarely can drop to 0 °C (33 °F) or can rise to as high as 37 °C (100 °F).The average annual precipitation amounts to about 2232 mm (87.9 inches) and receives 224 rainy days on the 1 mm (0.04 inches) threshold annually.Si'en enjoys an average of 2698 hours of sunshine throughout the year, and daylight varies from 10 hours 36 minutes to 13 hours 38 minutes per day.

Monthly average temperatures in Si'en, Guangxi, China §

The warmest months in Si'en are June, July and August, with daily mean temperatures ranging from 27 to 28 °C (80 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 11 to 12 °C (52 - 55 °F) throughout the day. On average each year, Si'en experiences 161 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Si'en, Guangxi, China.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 24°C
(76°F)		 28°C
(82°F)		 31°C
(88°F)		 33°C
(92°F)		 36°C
(97°F)		 34°C
(94°F)		 36°C
(98°F)		 37°C
(100°F)		 36°C
(97°F)		 34°C
(94°F)		 29°C
(84°F)		 28°C
(82°F)
Mean maximum 21°C
(71°F)		 25°C
(78°F)		 29°C
(85°F)		 32°C
(89°F)		 33°C
(92°F)		 33°C
(91°F)		 35°C
(96°F)		 36°C
(97°F)		 35°C
(95°F)		 32°C
(90°F)		 28°C
(82°F)		 23°C
(74°F)
Average high 14°C
(57°F)		 16°C
(60°F)		 20°C
(69°F)		 24°C
(76°F)		 28°C
(83°F)		 30°C
(86°F)		 32°C
(90°F)		 32°C
(91°F)		 31°C
(87°F)		 25°C
(77°F)		 21°C
(70°F)		 16°C
(61°F)
Daily mean 11°C
(52°F)		 12°C
(55°F)		 17°C
(63°F)		 20°C
(69°F)		 24°C
(76°F)		 27°C
(80°F)		 28°C
(83°F)		 28°C
(83°F)		 27°C
(80°F)		 21°C
(71°F)		 17°C
(63°F)		 12°C
(54°F)
Average low 9°C
(48°F)		 10°C
(50°F)		 14°C
(58°F)		 17°C
(63°F)		 21°C
(71°F)		 24°C
(75°F)		 25°C
(77°F)		 25°C
(77°F)		 23°C
(74°F)		 18°C
(65°F)		 14°C
(57°F)		 9°C
(48°F)
Mean minimum 3°C
(37°F)		 5°C
(41°F)		 9°C
(48°F)		 11°C
(52°F)		 16°C
(62°F)		 21°C
(69°F)		 23°C
(74°F)		 23°C
(74°F)		 20°C
(69°F)		 13°C
(56°F)		 9°C
(48°F)		 2°C
(36°F)
Minimum 0°C
(33°F)		 0°C
(33°F)		 7°C
(44°F)		 9°C
(48°F)		 13°C
(56°F)		 18°C
(65°F)		 22°C
(72°F)		 23°C
(74°F)		 18°C
(64°F)		 12°C
(54°F)		 8°C
(47°F)		 1°C
(34°F)

Compare climate in Si'en with other places

Compare temperature, precipitation, sunshine, UV index in Si'en, Guangxi, China with other places around the world.

Monthly average precipitation in Si'en, Guangxi, China §

Si'en usually has the most precipitation in May, June and August, with an average of 23 rainy days and 327 mm (12.9 inches) of precipitation per month.The driest months in Si'en are January, November and December. On average, 75 mm (3.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Si'en, Guangxi, China.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 80 (3.1) 94 (3.7) 184 (7.2) 191 (7.5) 292 (11.5) 429 (16.9) 258 (10.1) 261 (10.3) 170 (6.7) 131 (5.1) 89 (3.5) 56 (2.2)
Average precipitation days (≥ 1 mm) 12 14 24 22 22 26 25 23 19 13 13 11

Monthly sunshine hours in Si'en, Guangxi, China §

The sunniest months in Si'en are July, August and September, when the sun shines an average of 9 hours 8 minutes a day.Least sunny months in Si'en: January, February and March receive an average of 5 hours 33 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Si'en, Guangxi, China.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 148 181 174 185 259 231 280 288 271 246 211 218
Mean daily daylight hours 10h 46m 11h 18m 12h 0m 12h 44m 13h 20m 13h 38m 13h 29m 12h 57m 12h 16m 11h 32m 10h 55m 10h 36m

Solar UV radiation in Si'en, Guangxi, China §

Si'en experiences the highest level of ultraviolet (UV) radiation in May, July and August, 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 High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 8. For more detailed information, check out our hourly Si'en UV Index data.

Average daily maximum UV levels by month for Si'en, Guangxi, China.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 7 9 11 11 13 12 13 13 11 10 8 6