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Monthly climate in Simnicu de Sus, Romania

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Simnicu de Sus features a humid subtropical climate (Cfa). Temperatures typically range between 0 °C (32 °F) and 25 °C (77 °F) through the year, but rarely can drop to -21 °C (-6 °F) or can rise to as high as 40 °C (105 °F). The average annual precipitation amounts to about 710 mm (27.9 inches) and receives 109 rainy days on the 1 mm (0.04 inches) threshold annually. Simnicu de Sus enjoys an average of 3681 hours of sunshine throughout the year, and daylight varies from 8 hours 52 minutes to 15 hours 28 minutes per day.

Monthly average temperatures in Simnicu de Sus, Romania

The warmest months in Simnicu de Sus are June, July and August, with daily mean temperatures ranging from 21 to 25 °C (71 - 77 °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 - 39 °F) throughout the day. On average each year, Simnicu de Sus experiences 98 days above 25 °C (77.0 °F) and 63 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Simnicu de Sus. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum15°C
(59°F)		20°C
(69°F)		24°C
(75°F)		29°C
(85°F)		32°C
(90°F)		39°C
(102°F)		38°C
(101°F)		40°C
(105°F)		35°C
(96°F)		28°C
(84°F)		26°C
(79°F)		15°C
(60°F)
Mean maximum11°C
(53°F)		17°C
(63°F)		21°C
(71°F)		26°C
(79°F)		29°C
(85°F)		33°C
(92°F)		35°C
(96°F)		36°C
(97°F)		34°C
(93°F)		26°C
(79°F)		20°C
(69°F)		13°C
(55°F)
Average high4°C
(39°F)		8°C
(47°F)		12°C
(54°F)		18°C
(65°F)		23°C
(73°F)		27°C
(81°F)		29°C
(85°F)		32°C
(89°F)		27°C
(80°F)		19°C
(67°F)		11°C
(52°F)		6°C
(43°F)
Daily mean0°C
(32°F)		3°C
(39°F)		7°C
(44°F)		12°C
(54°F)		17°C
(63°F)		21°C
(71°F)		24°C
(75°F)		25°C
(77°F)		20°C
(68°F)		13°C
(56°F)		7°C
(46°F)		3°C
(37°F)
Average low-3°C
(26°F)		-0°C
(32°F)		2°C
(36°F)		7°C
(44°F)		12°C
(54°F)		16°C
(61°F)		18°C
(64°F)		18°C
(65°F)		14°C
(57°F)		8°C
(47°F)		5°C
(41°F)		0°C
(32°F)
Mean minimum-11°C
(13°F)		-8°C
(18°F)		-6°C
(22°F)		-0°C
(32°F)		6°C
(44°F)		11°C
(53°F)		13°C
(55°F)		13°C
(56°F)		6°C
(42°F)		3°C
(37°F)		-3°C
(28°F)		-6°C
(21°F)
Minimum-21°C
(-6°F)		-13°C
(8°F)		-17°C
(2°F)		-3°C
(28°F)		5°C
(41°F)		7°C
(46°F)		10°C
(50°F)		10°C
(50°F)		1°C
(35°F)		0°C
(32°F)		-7°C
(19°F)		-10°C
(15°F)

Compare climate in Simnicu de Sus with other places

Compare temperature, precipitation, sunshine, UV index in Simnicu de Sus, Romania with other places around the world.

Monthly average precipitation in Simnicu de Sus, Romania

Simnicu de Sus usually has the most precipitation in May, June and July, with an average of 13 rainy days and 97 mm (3.8 inches) of precipitation per month. The driest months in Simnicu de Sus are April, August and September. On average, 28 mm (1.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Simnicu de Sus. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)47 (1.9)43 (1.7)68 (2.7)40 (1.6)105 (4.1)116 (4.6)71 (2.8)27 (1.1)16 (0.6)55 (2.2)53 (2.1)68 (2.7)
Average precipitation days (≥ 1 mm)791171415116361010

Monthly sunshine hours in Simnicu de Sus, Romania

The sunniest months in Simnicu de Sus are June, July and August, when the sun shines an average of 13 hours 23 minutes a day. Least sunny months in Simnicu de Sus: January, November and December receive an average of 6 hours 8 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Simnicu de Sus. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours169228293342393405423402340286197198
Mean daily daylight hours9h 15m10h 26m11h 56m13h 29m14h 48m15h 28m15h 7m13h 57m12h 28m10h 56m9h 35m8h 52m

Solar UV radiation in Simnicu de Sus, Romania

Simnicu de Sus experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 9, which corresponds to the Very High 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 3. For more detailed information, check out our hourly Simnicu de Sus UV Index data.

Average daily maximum UV levels by month for Simnicu de Sus. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)236789987532