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Monthly climate in Heidelberg, Mississippi, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Heidelberg features a humid subtropical climate (Cfa). Temperatures typically range between 10 °C (50 °F) and 27 °C (81 °F) through the year, but rarely can drop to -12 °C (11 °F) or can rise to as high as 38 °C (102 °F). The average annual precipitation amounts to about 1475 mm (58.1 inches) and receives 136 rainy days on the 1 mm (0.04 inches) threshold annually. Heidelberg enjoys an average of 3083 hours of sunshine throughout the year, and daylight varies from 10 hours 5 minutes to 14 hours 11 minutes per day.

Monthly average temperatures in Heidelberg, Mississippi, United States §

The warmest months in Heidelberg are June, July and August, with daily mean temperatures ranging from 26 to 27 °C (79 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 10 to 13 °C (50 - 55 °F) throughout the day. On average each year, Heidelberg experiences 179 days above 25 °C (77.0 °F) and 18 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Heidelberg, Mississippi, United States. 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 27°C
(82°F)		 28°C
(83°F)		 32°C
(89°F)		 31°C
(89°F)		 35°C
(96°F)		 37°C
(98°F)		 37°C
(99°F)		 37°C
(99°F)		 38°C
(102°F)		 37°C
(98°F)		 29°C
(85°F)		 27°C
(81°F)
Mean maximum 25°C
(78°F)		 27°C
(81°F)		 29°C
(85°F)		 30°C
(86°F)		 34°C
(93°F)		 35°C
(95°F)		 36°C
(97°F)		 36°C
(97°F)		 36°C
(96°F)		 33°C
(93°F)		 27°C
(81°F)		 25°C
(77°F)
Average high 15°C
(60°F)		 19°C
(66°F)		 22°C
(72°F)		 25°C
(77°F)		 29°C
(84°F)		 32°C
(89°F)		 33°C
(91°F)		 33°C
(91°F)		 31°C
(88°F)		 27°C
(81°F)		 20°C
(69°F)		 17°C
(63°F)
Daily mean 10°C
(50°F)		 13°C
(55°F)		 16°C
(61°F)		 18°C
(65°F)		 23°C
(74°F)		 26°C
(79°F)		 27°C
(81°F)		 27°C
(81°F)		 26°C
(78°F)		 21°C
(70°F)		 13°C
(56°F)		 11°C
(53°F)
Average low 5°C
(41°F)		 7°C
(46°F)		 11°C
(52°F)		 12°C
(55°F)		 18°C
(65°F)		 22°C
(71°F)		 23°C
(74°F)		 23°C
(73°F)		 21°C
(70°F)		 16°C
(61°F)		 7°C
(46°F)		 6°C
(43°F)
Mean minimum -5°C
(23°F)		 -3°C
(27°F)		 -0°C
(32°F)		 4°C
(39°F)		 11°C
(52°F)		 18°C
(64°F)		 21°C
(70°F)		 19°C
(67°F)		 15°C
(60°F)		 6°C
(42°F)		 -1°C
(30°F)		 -2°C
(28°F)
Minimum -12°C
(11°F)		 -9°C
(17°F)		 -3°C
(26°F)		 2°C
(37°F)		 8°C
(47°F)		 14°C
(57°F)		 19°C
(66°F)		 18°C
(65°F)		 11°C
(52°F)		 2°C
(35°F)		 -5°C
(23°F)		 -4°C
(25°F)

Compare climate in Heidelberg with other places

Compare temperature, precipitation, sunshine, UV index in Heidelberg, Mississippi, United States with other places around the world.

Monthly average precipitation in Heidelberg, Mississippi, United States §

Heidelberg usually has the most precipitation in February, June and July, with an average of 15 rainy days and 149 mm (5.9 inches) of precipitation per month. The driest months in Heidelberg are September, October and November. On average, 90 mm (3.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Heidelberg, Mississippi, United States. 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) 110 (4.3) 140 (5.5) 121 (4.7) 127 (5.0) 137 (5.4) 168 (6.6) 137 (5.4) 132 (5.2) 97 (3.8) 99 (3.9) 72 (2.8) 133 (5.3)
Average precipitation days (≥ 1 mm) 8 13 11 8 12 15 17 15 10 8 7 12

Monthly sunshine hours in Heidelberg, Mississippi, United States §

The sunniest months in Heidelberg are May, July and August, when the sun shines an average of 10 hours 4 minutes a day. Least sunny months in Heidelberg: January, February and December receive an average of 5 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Heidelberg, Mississippi, United States. 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 165 175 235 277 309 293 321 306 282 268 250 197
Mean daily daylight hours 10h 19m 11h 3m 12h 0m 12h 58m 13h 47m 14h 11m 13h 58m 13h 14m 12h 18m 11h 20m 10h 30m 10h 5m

Solar UV radiation in Heidelberg, Mississippi, United States §

Heidelberg experiences the highest level of ultraviolet (UV) radiation in April, May and August, when the maximum UV index can reach values of 11 - 11, which corresponds to the Extreme category of sun exposure. January, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Heidelberg UV Index data.

Average daily maximum UV levels by month for Heidelberg, Mississippi, United States. 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) 4 7 8 11 11 11 11 11 10 8 6 4

Detailed Monthly Weather Insights for Heidelberg, Mississippi, United States

Discover in-depth weather details for every month in Heidelberg. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Heidelberg's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.