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Monthly climate in Kastamonu, Turkey

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Kastamonu features a oceanic climate (Cfb).Temperatures typically range between 0 °C (32 °F) and 21 °C (70 °F) through the year, but rarely can drop to -20 °C (-4 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 602 mm (23.7 inches) and receives 119 rainy days on the 1 mm (0.04 inches) threshold annually.Kastamonu enjoys an average of 3765 hours of sunshine throughout the year, and daylight varies from 9 hours 13 minutes to 15 hours 6 minutes per day.

Monthly average temperatures in Kastamonu, Turkey §

The warmest months in Kastamonu are June, July and August, with daily mean temperatures ranging from 18 to 21 °C (65 - 70 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 3 °C (32 - 38 °F) throughout the day. On average each year, Kastamonu experiences 71 days above 25 °C (77.0 °F) and 82 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Kastamonu, Turkey.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 16°C
(61°F)		 17°C
(62°F)		 22°C
(71°F)		 28°C
(82°F)		 32°C
(91°F)		 32°C
(90°F)		 37°C
(99°F)		 36°C
(96°F)		 37°C
(98°F)		 29°C
(85°F)		 21°C
(71°F)		 16°C
(61°F)
Mean maximum 11°C
(53°F)		 15°C
(59°F)		 18°C
(64°F)		 24°C
(76°F)		 30°C
(86°F)		 29°C
(85°F)		 34°C
(93°F)		 34°C
(94°F)		 31°C
(89°F)		 26°C
(78°F)		 20°C
(67°F)		 14°C
(57°F)
Average high 4°C
(39°F)		 7°C
(45°F)		 10°C
(50°F)		 16°C
(60°F)		 21°C
(69°F)		 24°C
(75°F)		 27°C
(81°F)		 28°C
(82°F)		 24°C
(76°F)		 19°C
(67°F)		 13°C
(55°F)		 8°C
(46°F)
Daily mean 0°C
(32°F)		 2°C
(36°F)		 4°C
(40°F)		 9°C
(49°F)		 14°C
(58°F)		 18°C
(65°F)		 21°C
(70°F)		 21°C
(69°F)		 17°C
(63°F)		 12°C
(55°F)		 6°C
(44°F)		 3°C
(38°F)
Average low -3°C
(26°F)		 -2°C
(29°F)		 -0°C
(32°F)		 3°C
(38°F)		 8°C
(47°F)		 12°C
(54°F)		 14°C
(58°F)		 14°C
(58°F)		 11°C
(52°F)		 7°C
(45°F)		 2°C
(35°F)		 -0°C
(32°F)
Mean minimum -12°C
(11°F)		 -10°C
(14°F)		 -6°C
(21°F)		 -3°C
(27°F)		 1°C
(35°F)		 8°C
(47°F)		 10°C
(51°F)		 10°C
(50°F)		 5°C
(42°F)		 1°C
(35°F)		 -4°C
(24°F)		 -8°C
(19°F)
Minimum -17°C
(1°F)		 -20°C
(-4°F)		 -10°C
(14°F)		 -4°C
(26°F)		 -1°C
(30°F)		 4°C
(40°F)		 8°C
(47°F)		 9°C
(48°F)		 3°C
(38°F)		 -2°C
(29°F)		 -7°C
(19°F)		 -13°C
(10°F)

Compare climate in Kastamonu with other places

Compare temperature, precipitation, sunshine, UV index in Kastamonu, Turkey with other places around the world.

Monthly average precipitation in Kastamonu, Turkey §

Kastamonu usually has the most precipitation in March, May and June, with an average of 14 rainy days and 77 mm (3.0 inches) of precipitation per month.The driest months in Kastamonu are July, August and September. On average, 28 mm (1.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kastamonu, Turkey.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) 50 (2.0) 56 (2.2) 80 (3.2) 52 (2.1) 73 (2.9) 78 (3.1) 32 (1.3) 25 (1.0) 26 (1.0) 37 (1.5) 36 (1.4) 58 (2.3)
Average precipitation days (≥ 1 mm) 10 11 14 11 15 15 6 5 6 7 7 12

Monthly sunshine hours in Kastamonu, Turkey §

The sunniest months in Kastamonu are June, July and August, when the sun shines an average of 13 hours 16 minutes a day.Least sunny months in Kastamonu: January, February and December receive an average of 6 hours 52 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kastamonu, Turkey.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 171 235 296 332 395 399 425 396 341 302 250 219
Mean daily daylight hours 9h 33m 10h 36m 11h 57m 13h 20m 14h 30m 15h 6m 14h 47m 13h 45m 12h 25m 11h 3m 9h 51m 9h 13m

Solar UV radiation in Kastamonu, Turkey §

Kastamonu experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / Extreme category of sun exposure.January, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Kastamonu UV Index data.

Average daily maximum UV levels by month for Kastamonu, Turkey.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) 3 4 7 8 9 11 10 10 8 6 4 2