South Boardman, Michigan climate: Normal weather by month, frost dates and records
South Boardman's normal year runs from 13°F January nights to 81°F July afternoons. (NOAA 1991-2020 normals)
In metric: a yearly mean of 7.0°C, January lows of −11°C, July highs of 27°C.
- NOAA stationSouth Boardman (2 mi W)
- Station IDUSC00207684
- Location44.64°N 85.33°W
- Elevation1,046 ft (319 m)
- Population (census place)521
On October 14, the normal high in South Boardman is 58°F and the normal low 38°F.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for South Boardman.
- Jan 27° 13°
- Feb 30° 12°
- Mar 41° 19°
- Apr 54° 31°
- May 67° 41°
- Jun 77° 51°
- Jul 81° 55°
- Aug 79° 54°
- Sep 71° 48°
- Oct 57° 38°
- Nov 44° 29°
- Dec 32° 19°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like in South Boardman each month?
July is the warmest month, with normal highs of 81°F; January the coldest, with normal lows of 13°F.
| Month | High | Low | Mean | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|
| January | 27°F | 13°F | 20.2°F | – | <1 | 30 | 9 h 10 min |
| February | 30°F | 12°F | 21.1°F | – | <1 | 27 | 10 h 20 min |
| March | 41°F | 19°F | 29.9°F | – | <1 | 26 | 11 h 50 min |
| April | 54°F | 31°F | 42.2°F | – | <1 | 19 | 13 h 30 min |
| May | 67°F | 41°F | 54.2°F | – | <1 | 7 | 14 h 50 min |
| June | 77°F | 51°F | 63.9°F | – | 2 | 1 | 15 h 30 min |
| July | 81°F | 55°F | 68.4°F | – | 4 | <1 | 15 h 20 min |
| August | 79°F | 54°F | 66.7°F | – | 2 | <1 | 14 h 10 min |
| September | 71°F | 48°F | 59.7°F | – | <1 | 1 | 12 h 40 min |
| October | 57°F | 38°F | 47.6°F | – | <1 | 10 | 11 h |
| November | 44°F | 29°F | 36.2°F | – | <1 | 20 | 9 h 40 min |
| December | 32°F | 19°F | 25.6°F | – | <1 | 29 | 8 h 50 min |
| Year (annual) | 55°F | 34°F | 44.6°F | – | 9 | 169 |
The same normals in °C and millimetres
| Month | High | Low | Mean |
|---|---|---|---|
| January | −3°C | −11°C | −6.6°C |
| February | −1°C | −11°C | −6.1°C |
| March | 5°C | −7°C | −1.2°C |
| April | 12°C | −1°C | 5.7°C |
| May | 20°C | 5°C | 12.3°C |
| June | 25°C | 11°C | 17.7°C |
| July | 27°C | 13°C | 20.2°C |
| August | 26°C | 12°C | 19.3°C |
| September | 22°C | 9°C | 15.4°C |
| October | 14°C | 3°C | 8.7°C |
| November | 6°C | −2°C | 2.3°C |
| December | 0°C | −7°C | −3.6°C |
NOAA publishes no 1991-2020 snowfall normal for this station. The nearest record that keeps one, Kalkaska (10 miles away), gets 132 inches of snow in a normal year; elevation and distance can change that.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00207684; annual normals. Wet days: 0.01 inch or more; 90°F days and freezing nights: NOAA's day counts. Daylight: sunrise to sunset on the 15th, computed from the latitude.
When is the best weather to visit South Boardman?
Normal highs sit between 65°F and 85°F in May, June, July, August and September.
That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00207684.
When is the last frost in South Boardman?
In South Boardman, the last spring frost (32°F) comes after May 24 in half of years and after June 8 in one year in ten; the first autumn frost comes before October 4 in half of years and before September 17 in one year in ten.
Frost-free in half of yearsFrost in 1 to 9 years out of 10Frost most years
- Last spring frost, half of years after
- May 241 year in 10 after June 8; 9 in 10 after May 3
- First autumn frost, half of years before
- October 41 year in 10 before September 17; 9 in 10 before October 19
NOAA puts the median frost-free season at 133 days, and the season without a hard freeze (28°F) at 161 days.
A hard freeze (28°F) comes after May 10 in half of springs and before October 16 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts South Boardman in zone 5b in ZIP code 49680, the nearest ZIP area.
Frost dates for every NOAA station in Michigan · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00207684; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
How hot and how cold does it get in South Boardman?
In a normal year in South Boardman, 9 days a year reach 90°F and 169 nights fall to 32°F or colder.
- Days at 90°F or more
- 9a normal year
- Days at 100°F or more
- fewer than 1a normal year
- Nights at 32°F or colder
- 169a normal year
- Days that stay below freezing
- 73high of 32°F or less
Source: NOAA NCEI 1991-2020 annual normals, station USC00207684.
How sunny is South Boardman?
Over a year 69% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around South Boardman, 3.6 kWh per square metre a day. July is the sunniest month (79%) and December the cloudiest (47%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 52% | 1.3 |
| February | 59% | 2.2 |
| March | 67% | 3.5 |
| April | 67% | 4.6 |
| May | 71% | 5.6 |
| June | 75% | 6.2 |
| July | 79% | 6.2 |
| August | 77% | 5.3 |
| September | 75% | 4.1 |
| October | 62% | 2.4 |
| November | 55% | 1.4 |
| December | 47% | 0.9 |
Source: NASA POWER solar climatology, 2001-2020 (CERES SYN1deg). Satellite-based, for the 1-degree cell (about 100 km across) around the station, so it describes the area rather than the airport.
How much heating and cooling does South Boardman need?
A normal year in South Boardman brings 7,788 heating degree days, 45% more than the median U.S. place (5,373), and 401 cooling degree days, 56% fewer than the median (908). Eight months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 2,150 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,390 | 0 |
| February | 1,229 | 0 |
| March | 1,089 | 1 |
| April | 684 | 1 |
| May | 355 | 20 |
| June | 112 | 79 |
| July | 44 | 149 |
| August | 53 | 108 |
| September | 200 | 39 |
| October | 545 | 5 |
| November | 866 | 0 |
| December | 1,221 | 0 |
| Year (annual) | 7,788 | 401 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00207684. A degree day is one degree of a day's mean temperature below 65°F (heating) or above it (cooling); utilities use them to estimate energy use.
How does South Boardman's climate compare?
South Boardman is warmer than 42 of the other 139 places with their own NOAA record in Michigan. Across the 7,247 U.S. stations with normals, its annual mean of 44.6°F is warmer than 18%.
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers.
Questions about South Boardman's climate
What is the coldest month in South Boardman?
January, with a normal high of 27°F and a normal low of 13°F. The warmest is July (81°F by day, 55°F at night).
Does it snow in South Boardman?
Yes. NOAA publishes no 1991-2020 snowfall normal for South Boardman's NOAA station; the nearest record that keeps one, Kalkaska (10 miles away), records 132 inches of snow in a normal year.
What plant hardiness zone is South Boardman in?
The USDA's 2023 map puts South Boardman in zone 5b in ZIP code 49680, the nearest ZIP area.
How late can frost come in South Boardman?
In half of years the last 32°F night comes after May 24; in one year in ten it comes after June 8. Waiting until June 8 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Michigan climateThe statewide normals and every place in the state
- Fife Lake, MI4 miles from this station, 43.0°F a year
- Kalkaska, MI10 miles from this station, 43.0°F a year
- Traverse City, MI14 miles from this station, 46.9°F a year
- Traverse City Munson, MI18 miles from this station, 45.1°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made