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Monthly climate in Sien, Rheinland-Pfalz, Germany

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Sien features a oceanic climate (Cfb).Temperatures typically range between 2 °C (35 °F) and 19 °C (66 °F) through the year, but rarely can drop to -11 °C (12 °F) or can rise to as high as 36 °C (98 °F).The average annual precipitation amounts to about 740 mm (29.1 inches) and receives 136 rainy days on the 1 mm (0.04 inches) threshold annually.Sien enjoys an average of 3391 hours of sunshine throughout the year, and daylight varies from 8 hours 11 minutes to 16 hours 13 minutes per day.

Monthly average temperatures in Sien, Rheinland-Pfalz, Germany §

The warmest months in Sien are June, July and August, with daily mean temperatures ranging from 18 to 19 °C (64 - 66 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 2 to 3 °C (35 - 38 °F) throughout the day. On average each year, Sien experiences 27 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 Sien, Rheinland-Pfalz, Germany.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 12°C
(53°F)		 19°C
(66°F)		 22°C
(71°F)		 26°C
(80°F)		 31°C
(88°F)		 33°C
(91°F)		 36°C
(98°F)		 33°C
(92°F)		 30°C
(87°F)		 24°C
(75°F)		 19°C
(67°F)		 13°C
(56°F)
Mean maximum 10°C
(50°F)		 14°C
(57°F)		 18°C
(64°F)		 23°C
(73°F)		 26°C
(79°F)		 28°C
(83°F)		 31°C
(87°F)		 30°C
(87°F)		 27°C
(81°F)		 21°C
(71°F)		 16°C
(61°F)		 12°C
(54°F)
Average high 4°C
(39°F)		 6°C
(43°F)		 10°C
(49°F)		 14°C
(57°F)		 17°C
(63°F)		 22°C
(73°F)		 23°C
(74°F)		 23°C
(74°F)		 19°C
(67°F)		 14°C
(57°F)		 8°C
(46°F)		 5°C
(41°F)
Daily mean 2°C
(35°F)		 3°C
(38°F)		 6°C
(42°F)		 9°C
(49°F)		 13°C
(55°F)		 18°C
(64°F)		 19°C
(66°F)		 19°C
(66°F)		 15°C
(58°F)		 10°C
(51°F)		 5°C
(41°F)		 3°C
(38°F)
Average low -0°C
(32°F)		 1°C
(33°F)		 2°C
(36°F)		 4°C
(40°F)		 8°C
(47°F)		 13°C
(56°F)		 14°C
(57°F)		 14°C
(58°F)		 10°C
(51°F)		 7°C
(46°F)		 3°C
(37°F)		 1°C
(35°F)
Mean minimum -6°C
(22°F)		 -6°C
(21°F)		 -4°C
(25°F)		 -2°C
(28°F)		 2°C
(35°F)		 7°C
(45°F)		 9°C
(48°F)		 9°C
(48°F)		 5°C
(40°F)		 1°C
(35°F)		 -2°C
(28°F)		 -4°C
(24°F)
Minimum -10°C
(15°F)		 -11°C
(12°F)		 -11°C
(12°F)		 -5°C
(23°F)		 -0°C
(32°F)		 7°C
(45°F)		 7°C
(44°F)		 5°C
(41°F)		 3°C
(37°F)		 0°C
(33°F)		 -4°C
(26°F)		 -6°C
(22°F)

Compare climate in Sien with other places

Compare temperature, precipitation, sunshine, UV index in Sien, Rheinland-Pfalz, Germany with other places around the world.

Monthly average precipitation in Sien, Rheinland-Pfalz, Germany §

Sien usually has the most precipitation in May, June and December, with an average of 13 rainy days and 80 mm (3.2 inches) of precipitation per month.The driest months in Sien are April, September and November. On average, 46 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sien, Rheinland-Pfalz, Germany.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) 59 (2.3) 61 (2.4) 70 (2.8) 36 (1.4) 70 (2.8) 74 (2.9) 60 (2.4) 56 (2.2) 48 (1.9) 55 (2.2) 53 (2.1) 96 (3.8)
Average precipitation days (≥ 1 mm) 12 11 14 8 12 11 9 12 7 11 11 18

Monthly sunshine hours in Sien, Rheinland-Pfalz, Germany §

The sunniest months in Sien are May, June and July, when the sun shines an average of 13 hours 6 minutes a day.Least sunny months in Sien: January, November and December receive an average of 4 hours 32 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sien, Rheinland-Pfalz, Germany.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 115 201 268 346 391 400 414 386 320 246 173 128
Mean daily daylight hours 8h 39m 10h 6m 11h 55m 13h 47m 15h 23m 16h 13m 15h 46m 14h 20m 12h 33m 10h 42m 9h 3m 8h 11m

Solar UV radiation in Sien, Rheinland-Pfalz, Germany §

Sien experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 8 - 9, which corresponds to the Very High category of sun exposure.January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Sien UV Index data.

Average daily maximum UV levels by month for Sien, Rheinland-Pfalz, Germany.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) 2 3 4 6 8 9 8 7 6 4 2 1