Monthly climate in South Haven, Michigan, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification South Haven features a humid continental climate (Dfa). Temperatures typically range between -2 °C (29 °F) and 22 °C (72 °F) through the year, but rarely can drop to -22 °C (-7 °F) or can rise to as high as 28 °C (83 °F). The average annual precipitation amounts to about 1195 mm (47.1 inches) and receives 156 rainy days on the 1 mm (0.04 inches) threshold annually. South Haven enjoys an average of 2893 hours of sunshine throughout the year, and daylight varies from 9 hours 6 minutes to 15 hours 13 minutes per day.

Monthly average temperatures in South Haven, Michigan, United States §

The warmest months in South Haven are July, August and September, with daily mean temperatures ranging from 19 to 22 °C (67 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from -2 to 2 °C (29 - 36 °F) throughout the day. On average each year, South Haven experiences 19 days above 25 °C (77.0 °F) and 79 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in South Haven, Michigan, 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 10°C
(50°F)
11°C
(52°F)
16°C
(61°F)
20°C
(68°F)
26°C
(80°F)
26°C
(79°F)
28°C
(83°F)
28°C
(83°F)
27°C
(82°F)
25°C
(78°F)
18°C
(66°F)
14°C
(57°F)
Mean maximum 7°C
(46°F)
8°C
(46°F)
12°C
(54°F)
16°C
(61°F)
23°C
(73°F)
25°C
(76°F)
27°C
(81°F)
27°C
(81°F)
26°C
(79°F)
23°C
(74°F)
14°C
(57°F)
11°C
(53°F)
Average high 0°C
(33°F)
1°C
(33°F)
4°C
(40°F)
8°C
(47°F)
14°C
(57°F)
20°C
(69°F)
24°C
(75°F)
24°C
(75°F)
21°C
(71°F)
15°C
(60°F)
7°C
(45°F)
4°C
(39°F)
Daily mean -2°C
(29°F)
-2°C
(29°F)
2°C
(36°F)
5°C
(42°F)
11°C
(53°F)
18°C
(65°F)
22°C
(72°F)
22°C
(72°F)
19°C
(67°F)
13°C
(56°F)
5°C
(42°F)
2°C
(36°F)
Average low -3°C
(26°F)
-4°C
(25°F)
-0°C
(32°F)
4°C
(39°F)
9°C
(49°F)
16°C
(61°F)
20°C
(68°F)
20°C
(68°F)
17°C
(63°F)
11°C
(52°F)
4°C
(39°F)
0°C
(33°F)
Mean minimum -12°C
(11°F)
-11°C
(12°F)
-7°C
(20°F)
-1°C
(30°F)
4°C
(39°F)
12°C
(54°F)
17°C
(62°F)
16°C
(60°F)
12°C
(53°F)
5°C
(41°F)
-2°C
(28°F)
-7°C
(20°F)
Minimum -22°C
(-7°F)
-16°C
(4°F)
-13°C
(9°F)
-4°C
(25°F)
1°C
(35°F)
10°C
(50°F)
16°C
(60°F)
14°C
(58°F)
9°C
(48°F)
3°C
(37°F)
-6°C
(21°F)
-13°C
(9°F)

Compare climate in South Haven with other places

Compare temperature, precipitation, sunshine, UV index in South Haven, Michigan, United States with other places around the world.

Monthly average precipitation in South Haven, Michigan, United States §

South Haven usually has the most precipitation in May, June and October, with an average of 14 rainy days and 145 mm (5.7 inches) of precipitation per month. The driest months in South Haven are March, July and August. On average, 75 mm (2.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in South Haven, Michigan, 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) 85 (3.3) 86 (3.4) 81 (3.2) 107 (4.2) 142 (5.6) 127 (5.0) 80 (3.2) 63 (2.5) 86 (3.4) 165 (6.5) 89 (3.5) 83 (3.3)
Average precipitation days (≥ 1 mm) 15 15 13 13 14 12 10 10 11 17 13 13

Monthly sunshine hours in South Haven, Michigan, United States §

The sunniest months in South Haven are June, July and August, when the sun shines an average of 11 hours 20 minutes a day. Least sunny months in South Haven: January, February and December receive an average of 4 hours 15 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in South Haven, Michigan, 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 89 156 242 252 297 334 362 344 289 214 167 140
Mean daily daylight hours 9h 27m 10h 34m 11h 58m 13h 24m 14h 36m 15h 13m 14h 53m 13h 48m 12h 25m 11h 0m 9h 45m 9h 6m

Solar UV radiation in South Haven, Michigan, United States §

South Haven experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure. January, November 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 South Haven UV Index data.

Average daily maximum UV levels by month for South Haven, Michigan, 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) 2 4 5 8 9 10 10 9 7 5 3 2

Detailed Monthly Weather Insights for South Haven, Michigan, United States

Discover in-depth weather details for every month in South Haven. 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 South Haven'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.