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Monthly climate in Siedlce, Mazovia, Poland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Siedlce features a humid continental climate (Dfb).Temperatures typically range between -1 °C (30 °F) and 20 °C (68 °F) through the year, but rarely can drop to -25 °C (-12 °F) or can rise to as high as 34 °C (93 °F).The average annual precipitation amounts to about 704 mm (27.7 inches) and receives 132 rainy days on the 1 mm (0.04 inches) threshold annually.Siedlce enjoys an average of 3313 hours of sunshine throughout the year, and daylight varies from 7 hours 47 minutes to 16 hours 39 minutes per day.

Monthly average temperatures in Siedlce, Mazovia, Poland §

The warmest months in Siedlce are June, July and August, with daily mean temperatures ranging from 19 to 20 °C (67 - 68 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 1 °C (30 - 34 °F) throughout the day. On average each year, Siedlce experiences 42 days above 25 °C (77.0 °F) and 87 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Siedlce, Mazovia, Poland.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 10°C
(50°F)		 17°C
(62°F)		 18°C
(65°F)		 27°C
(81°F)		 30°C
(86°F)		 34°C
(93°F)		 34°C
(93°F)		 34°C
(93°F)		 29°C
(84°F)		 23°C
(74°F)		 18°C
(65°F)		 12°C
(54°F)
Mean maximum 8°C
(46°F)		 11°C
(52°F)		 16°C
(61°F)		 23°C
(74°F)		 26°C
(79°F)		 30°C
(86°F)		 31°C
(89°F)		 32°C
(89°F)		 27°C
(82°F)		 21°C
(70°F)		 16°C
(60°F)		 9°C
(49°F)
Average high 1°C
(34°F)		 3°C
(37°F)		 7°C
(45°F)		 13°C
(56°F)		 18°C
(65°F)		 24°C
(76°F)		 24°C
(76°F)		 25°C
(77°F)		 19°C
(67°F)		 14°C
(57°F)		 7°C
(45°F)		 3°C
(37°F)
Daily mean -1°C
(30°F)		 -0°C
(32°F)		 3°C
(38°F)		 8°C
(47°F)		 13°C
(56°F)		 19°C
(67°F)		 20°C
(68°F)		 19°C
(67°F)		 14°C
(58°F)		 10°C
(50°F)		 5°C
(41°F)		 1°C
(34°F)
Average low -4°C
(26°F)		 -3°C
(27°F)		 -1°C
(31°F)		 3°C
(38°F)		 8°C
(47°F)		 14°C
(57°F)		 14°C
(58°F)		 14°C
(57°F)		 10°C
(50°F)		 6°C
(44°F)		 3°C
(37°F)		 -1°C
(31°F)
Mean minimum -14°C
(7°F)		 -10°C
(14°F)		 -8°C
(18°F)		 -4°C
(26°F)		 1°C
(34°F)		 6°C
(44°F)		 10°C
(50°F)		 8°C
(48°F)		 3°C
(37°F)		 0°C
(33°F)		 -3°C
(26°F)		 -9°C
(16°F)
Minimum -25°C
(-12°F)		 -16°C
(3°F)		 -18°C
(1°F)		 -5°C
(24°F)		 -2°C
(28°F)		 5°C
(42°F)		 8°C
(47°F)		 8°C
(46°F)		 1°C
(35°F)		 -1°C
(30°F)		 -7°C
(19°F)		 -18°C
(0°F)

Compare climate in Siedlce with other places

Compare temperature, precipitation, sunshine, UV index in Siedlce, Mazovia, Poland with other places around the world.

Monthly average precipitation in Siedlce, Mazovia, Poland §

Siedlce usually has the most precipitation in May, July and August, with an average of 12 rainy days and 81 mm (3.2 inches) of precipitation per month.The driest months in Siedlce are March, April and November. On average, 38 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Siedlce, Mazovia, Poland.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) 42 (1.6) 43 (1.7) 38 (1.5) 41 (1.6) 77 (3.1) 75 (3.0) 78 (3.1) 87 (3.4) 70 (2.7) 68 (2.7) 34 (1.3) 51 (2.0)
Average precipitation days (≥ 1 mm) 11 10 11 9 13 10 14 11 11 12 8 12

Monthly sunshine hours in Siedlce, Mazovia, Poland §

The sunniest months in Siedlce are May, June and July, when the sun shines an average of 13 hours 38 minutes a day.Least sunny months in Siedlce: January, November and December receive an average of 4 hours 2 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Siedlce, Mazovia, Poland.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 98 170 261 338 402 424 428 387 296 232 164 107
Mean daily daylight hours 8h 18m 9h 55m 11h 54m 13h 56m 15h 43m 16h 39m 16h 9m 14h 33m 12h 36m 10h 34m 8h 45m 7h 47m

Solar UV radiation in Siedlce, Mazovia, Poland §

Siedlce experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 7 - 8, which corresponds to the High / Very High category of sun exposure.January, February 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 Siedlce UV Index data.

Average daily maximum UV levels by month for Siedlce, Mazovia, Poland.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) 1 2 4 5 7 8 8 7 5 3 2 1