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Monthly climate in Ostashkov, Tver’ Oblast, Russian Federation

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Ostashkov features a humid continental climate (Dfb).Temperatures typically range between -5 °C (23 °F) and 17 °C (63 °F) through the year, but rarely can drop to -32 °C (-25 °F) or can rise to as high as 33 °C (91 °F).The average annual precipitation amounts to about 863 mm (34.0 inches) and receives 166 rainy days on the 1 mm (0.04 inches) threshold annually.Ostashkov enjoys an average of 2963 hours of sunshine throughout the year, and daylight varies from 6 hours 46 minutes to 17 hours 47 minutes per day.

Monthly average temperatures in Ostashkov, Tver’ Oblast, Russian Federation §

The warmest months in Ostashkov are June, July and August, with daily mean temperatures ranging from 16 to 17 °C (62 - 63 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -5 to -3 °C (23 - 26 °F) throughout the day. On average each year, Ostashkov experiences 11 days above 25 °C (77.0 °F) and 137 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Ostashkov, Tver’ Oblast, Russian Federation.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 5°C
(41°F)		 5°C
(42°F)		 14°C
(57°F)		 23°C
(74°F)		 28°C
(82°F)		 33°C
(91°F)		 31°C
(88°F)		 27°C
(82°F)		 25°C
(77°F)		 18°C
(65°F)		 10°C
(51°F)		 6°C
(44°F)
Mean maximum 3°C
(37°F)		 3°C
(39°F)		 9°C
(48°F)		 17°C
(63°F)		 23°C
(74°F)		 26°C
(79°F)		 27°C
(81°F)		 26°C
(78°F)		 23°C
(73°F)		 15°C
(59°F)		 9°C
(48°F)		 3°C
(37°F)
Average high -3°C
(26°F)		 -2°C
(28°F)		 2°C
(36°F)		 8°C
(47°F)		 15°C
(60°F)		 21°C
(69°F)		 21°C
(69°F)		 20°C
(69°F)		 15°C
(59°F)		 9°C
(49°F)		 3°C
(37°F)		 -2°C
(29°F)
Daily mean -5°C
(23°F)		 -5°C
(24°F)		 -1°C
(30°F)		 4°C
(39°F)		 11°C
(52°F)		 16°C
(62°F)		 17°C
(63°F)		 16°C
(62°F)		 11°C
(53°F)		 6°C
(43°F)		 1°C
(34°F)		 -3°C
(26°F)
Average low -7°C
(19°F)		 -7°C
(19°F)		 -5°C
(23°F)		 -0°C
(31°F)		 6°C
(43°F)		 11°C
(53°F)		 13°C
(56°F)		 12°C
(54°F)		 8°C
(47°F)		 4°C
(39°F)		 -1°C
(31°F)		 -5°C
(23°F)
Mean minimum -19°C
(-2°F)		 -17°C
(1°F)		 -16°C
(4°F)		 -7°C
(20°F)		 0°C
(32°F)		 5°C
(42°F)		 9°C
(48°F)		 7°C
(45°F)		 2°C
(36°F)		 -2°C
(28°F)		 -7°C
(19°F)		 -12°C
(11°F)
Minimum -32°C
(-25°F)		 -25°C
(-13°F)		 -23°C
(-9°F)		 -12°C
(11°F)		 -2°C
(28°F)		 2°C
(36°F)		 7°C
(45°F)		 6°C
(43°F)		 -0°C
(32°F)		 -3°C
(26°F)		 -13°C
(9°F)		 -21°C
(-6°F)

Compare climate in Ostashkov with other places

Compare temperature, precipitation, sunshine, UV index in Ostashkov, Tver’ Oblast, Russian Federation with other places around the world.

Monthly average precipitation in Ostashkov, Tver’ Oblast, Russian Federation §

Ostashkov usually has the most precipitation in July, August and September, with an average of 15 rainy days and 106 mm (4.2 inches) of precipitation per month.The driest months in Ostashkov are January, February and April. On average, 46 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Ostashkov, Tver’ Oblast, Russian Federation.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) 46 (1.8) 43 (1.7) 49 (1.9) 48 (1.9) 70 (2.7) 88 (3.5) 119 (4.7) 108 (4.2) 92 (3.6) 74 (2.9) 64 (2.5) 63 (2.5)
Average precipitation days (≥ 1 mm) 14 13 13 12 13 11 17 14 14 16 13 16

Monthly sunshine hours in Ostashkov, Tver’ Oblast, Russian Federation §

The sunniest months in Ostashkov are May, June and July, when the sun shines an average of 13 hours 47 minutes a day.Least sunny months in Ostashkov: January, November and December receive an average of 1 hours 59 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Ostashkov, Tver’ Oblast, Russian Federation.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 45 117 241 316 413 435 419 388 281 167 93 43
Mean daily daylight hours 7h 26m 9h 28m 11h 52m 14h 20m 16h 33m 17h 47m 17h 8m 15h 6m 12h 42m 10h 16m 8h 2m 6h 46m

Solar UV radiation in Ostashkov, Tver’ Oblast, Russian Federation §

Ostashkov experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 6 - 7, which corresponds to the 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 1. For more detailed information, check out our hourly Ostashkov UV Index data.

Average daily maximum UV levels by month for Ostashkov, Tver’ Oblast, Russian Federation.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 6 7 7 6 5 2 1 1