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Monthly climate in Heppenheim an der Bergstrasse, Germany

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Heppenheim an der Bergstrasse features a oceanic climate (Cfb). Temperatures typically range between 2 °C (36 °F) and 20 °C (69 °F) through the year, but rarely can drop to -12 °C (10 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 845 mm (33.3 inches) and receives 138 rainy days on the 1 mm (0.04 inches) threshold annually. Heppenheim an der Bergstrasse enjoys an average of 3418 hours of sunshine throughout the year, and daylight varies from 8 hours 10 minutes to 16 hours 14 minutes per day.

Monthly average temperatures in Heppenheim an der Bergstrasse, Germany

The warmest months in Heppenheim an der Bergstrasse are June, July and August, with daily mean temperatures ranging from 19 to 20 °C (67 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 2 to 4 °C (36 - 39 °F) throughout the day. On average each year, Heppenheim an der Bergstrasse experiences 47 days above 25 °C (77.0 °F) and 47 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Heppenheim an der Bergstrasse. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum13°C
(56°F)		18°C
(65°F)		22°C
(73°F)		27°C
(80°F)		31°C
(89°F)		36°C
(97°F)		39°C
(102°F)		36°C
(97°F)		32°C
(90°F)		26°C
(80°F)		21°C
(70°F)		14°C
(58°F)
Mean maximum11°C
(53°F)		15°C
(58°F)		19°C
(66°F)		24°C
(75°F)		27°C
(82°F)		30°C
(86°F)		32°C
(91°F)		33°C
(91°F)		29°C
(84°F)		23°C
(73°F)		17°C
(63°F)		13°C
(55°F)
Average high4°C
(40°F)		7°C
(45°F)		11°C
(52°F)		15°C
(60°F)		19°C
(66°F)		24°C
(76°F)		25°C
(78°F)		25°C
(78°F)		21°C
(70°F)		15°C
(60°F)		9°C
(48°F)		6°C
(43°F)
Daily mean2°C
(36°F)		4°C
(39°F)		6°C
(44°F)		10°C
(51°F)		14°C
(57°F)		19°C
(67°F)		20°C
(69°F)		20°C
(69°F)		16°C
(61°F)		11°C
(53°F)		6°C
(43°F)		4°C
(39°F)
Average low0°C
(33°F)		1°C
(34°F)		2°C
(37°F)		5°C
(41°F)		9°C
(49°F)		14°C
(58°F)		15°C
(59°F)		15°C
(60°F)		11°C
(52°F)		8°C
(47°F)		4°C
(39°F)		2°C
(36°F)
Mean minimum-6°C
(22°F)		-5°C
(22°F)		-4°C
(25°F)		-2°C
(29°F)		2°C
(35°F)		8°C
(47°F)		10°C
(51°F)		10°C
(50°F)		5°C
(41°F)		2°C
(37°F)		-2°C
(28°F)		-5°C
(24°F)
Minimum-12°C
(10°F)		-11°C
(13°F)		-10°C
(14°F)		-4°C
(25°F)		-0°C
(32°F)		7°C
(45°F)		8°C
(47°F)		7°C
(44°F)		4°C
(39°F)		2°C
(35°F)		-4°C
(25°F)		-6°C
(21°F)

Compare climate in Heppenheim an der Bergstrasse with other places

Compare temperature, precipitation, sunshine, UV index in Heppenheim an der Bergstrasse, Germany with other places around the world.

Monthly average precipitation in Heppenheim an der Bergstrasse, Germany

Heppenheim an der Bergstrasse usually has the most precipitation in March, June and December, with an average of 14 rainy days and 97 mm (3.8 inches) of precipitation per month. The driest months in Heppenheim an der Bergstrasse are April, September and November. On average, 48 mm (1.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Heppenheim an der Bergstrasse. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)72 (2.8)65 (2.6)85 (3.3)36 (1.4)84 (3.3)87 (3.4)63 (2.5)58 (2.3)53 (2.1)68 (2.7)55 (2.2)120 (4.7)
Average precipitation days (≥ 1 mm)1311147121110127121019

Monthly sunshine hours in Heppenheim an der Bergstrasse, Germany

The sunniest months in Heppenheim an der Bergstrasse are May, June and July, when the sun shines an average of 12 hours 56 minutes a day. Least sunny months in Heppenheim an der Bergstrasse: January, November and December receive an average of 4 hours 44 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Heppenheim an der Bergstrasse. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours118205274347386390412385320258184133
Mean daily daylight hours8h 38m10h 6m11h 55m13h 47m15h 24m16h 14m15h 47m14h 20m12h 33m10h 42m9h 2m8h 10m

Solar UV radiation in Heppenheim an der Bergstrasse, Germany

Heppenheim an der Bergstrasse experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 8 - 8, 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 Heppenheim an der Bergstrasse UV Index data.

Average daily maximum UV levels by month for Heppenheim an der Bergstrasse. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)234688876421