Mountain City, Georgia climate: Normal weather by month, frost dates and records
Mountain City's normal year runs from 26°F January nights to 77°F July afternoons, with 70.5 inches of precipitation a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 11.8°C, January lows of −3°C, July highs of 25°C, 1,791 mm of precipitation a year.
- NOAA stationMountain City (2 mi SW)
- Station IDUSC00096093
- Location34.90°N 83.41°W
- Elevation3,464 ft (1,056 m)
- From the center2 miles
- Population964
On October 14, the normal high in Mountain City is 66°F and the normal low 45°F.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Mountain City.
- Jan 45° 26°
- Feb 49° 29°
- Mar 55° 34°
- Apr 64° 42°
- May 69° 50°
- Jun 74° 59°
- Jul 77° 61°
- Aug 76° 60°
- Sep 72° 55°
- Oct 65° 45°
- Nov 57° 36°
- Dec 49° 30°
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 Mountain City each month?
July is the warmest month, with normal highs of 77°F; January the coldest, with normal lows of 26°F. The most precipitation falls in December (7.08 in), the least in October (5.18 in).
| Month | High | Low | Mean | Precip. | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|
| January | 45°F | 26°F | 35.7°F | 6.21 | – | <1 | 21 | 10 h |
| February | 49°F | 29°F | 38.8°F | 5.75 | – | <1 | 18 | 10 h 50 min |
| March | 55°F | 34°F | 44.9°F | 6.37 | – | <1 | 11 | 11 h 50 min |
| April | 64°F | 42°F | 53.1°F | 5.47 | – | <1 | 3 | 13 h |
| May | 69°F | 50°F | 59.9°F | 5.32 | – | <1 | <1 | 14 h |
| June | 74°F | 59°F | 66.4°F | 5.96 | – | <1 | <1 | 14 h 30 min |
| July | 77°F | 61°F | 69.1°F | 5.58 | – | <1 | <1 | 14 h 20 min |
| August | 76°F | 60°F | 68.1°F | 5.97 | – | <1 | <1 | 13 h 30 min |
| September | 72°F | 55°F | 63.5°F | 5.84 | – | <1 | <1 | 12 h 30 min |
| October | 65°F | 45°F | 54.9°F | 5.18 | – | <1 | 1 | 11 h 20 min |
| November | 57°F | 36°F | 46.7°F | 5.79 | – | <1 | 9 | 10 h 20 min |
| December | 49°F | 30°F | 39.1°F | 7.08 | – | <1 | 19 | 9 h 50 min |
| Year (annual) | 63°F | 44°F | 53.3°F | 70.52 | – | <1 | 83 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. |
|---|---|---|---|---|
| January | 7°C | −3°C | 2.1°C | 158 mm |
| February | 9°C | −2°C | 3.8°C | 146 mm |
| March | 13°C | 1°C | 7.2°C | 162 mm |
| April | 18°C | 6°C | 11.7°C | 139 mm |
| May | 21°C | 10°C | 15.5°C | 135 mm |
| June | 24°C | 15°C | 19.1°C | 151 mm |
| July | 25°C | 16°C | 20.6°C | 142 mm |
| August | 25°C | 16°C | 20.1°C | 152 mm |
| September | 22°C | 13°C | 17.5°C | 148 mm |
| October | 18°C | 7°C | 12.7°C | 132 mm |
| November | 14°C | 2°C | 8.2°C | 147 mm |
| December | 9°C | −1°C | 3.9°C | 180 mm |
NOAA publishes no 1991-2020 snowfall normal for this station. The nearest record that keeps one, Clayton (1 miles away), gets 2 inches of snow in a normal year; elevation and distance can change that.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00096093; 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 Mountain City?
Normal highs sit between 65°F and 85°F in May, June, July, August, September and October.
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 USC00096093.
When is the last frost in Mountain City?
In Mountain City, the last spring frost (32°F) comes after April 18 in half of years and after May 4 in one year in ten; the first autumn frost comes before October 25 in half of years and before October 13 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
- April 181 year in 10 after May 4; 9 in 10 after April 2
- First autumn frost, half of years before
- October 251 year in 10 before October 13; 9 in 10 before November 7
NOAA puts the median frost-free season at 191 days, and the season without a hard freeze (28°F) at 215 days.
A hard freeze (28°F) comes after April 4 in half of springs and before November 5 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Mountain City in zone 7b in ZIP code 30562.
Frost dates for every NOAA station in Georgia · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00096093; 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 Mountain City?
In a normal year in Mountain City, a 90°F day is rare and 83 nights fall to 32°F or colder.
- Days at 90°F or more
- fewer than 1a normal year
- Days at 100°F or more
- fewer than 1a normal year
- Nights at 32°F or colder
- 83a normal year
- Days that stay below freezing
- 9high of 32°F or less
Source: NOAA NCEI 1991-2020 annual normals, station USC00096093.
How sunny is Mountain City?
Over a year 77% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Mountain City, 4.5 kWh per square metre a day. June is the sunniest month (80%) and February the cloudiest (69%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 73% | 2.7 |
| February | 69% | 3.3 |
| March | 72% | 4.3 |
| April | 77% | 5.5 |
| May | 78% | 6.1 |
| June | 80% | 6.3 |
| July | 79% | 6.1 |
| August | 80% | 5.6 |
| September | 79% | 4.8 |
| October | 79% | 4.0 |
| November | 78% | 3.0 |
| December | 70% | 2.3 |
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 Mountain City need?
A normal year in Mountain City brings 4,605 heating degree days, 14% fewer than the median U.S. place (5,373), and 379 cooling degree days, 58% fewer than the median (908). Seven months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 2,845 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 907 | 0 |
| February | 734 | 0 |
| March | 625 | 0 |
| April | 359 | 4 |
| May | 173 | 14 |
| June | 33 | 77 |
| July | 6 | 133 |
| August | 12 | 108 |
| September | 87 | 41 |
| October | 316 | 3 |
| November | 549 | 0 |
| December | 805 | 0 |
| Year (annual) | 4,605 | 379 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00096093. 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 Mountain City's climate compare?
Mountain City is warmer than 0 of the other 100 places with their own NOAA record in Georgia, and wetter than 82. Across the 7,247 U.S. stations with normals, its annual mean of 53.3°F is warmer than 55%.
In the Köppen classification computed from these normals, Mountain City is Cfb: temperate, no dry season, warm summer. What the classes mean.
Places with the most similar year elsewhere
Measured month by month on the normal high, low and precipitation, among places of 20,000 or more people in other states:
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers. Similarity: the root-mean-square difference of the 36 monthly figures, precipitation weighted so an inch counts like 6°F.
Questions about Mountain City's climate
What is the coldest month in Mountain City?
January, with a normal high of 45°F and a normal low of 26°F. The warmest is July (77°F by day, 61°F at night).
Does it snow in Mountain City?
Yes. NOAA publishes no 1991-2020 snowfall normal for Mountain City's NOAA station; the nearest record that keeps one, Clayton (1 miles away), records 2 inches of snow in a normal year.
What is the rainiest month in Mountain City?
December, with 7.08 in of precipitation in a normal year; the driest is October with 5.18 in.
What plant hardiness zone is Mountain City in?
The USDA's 2023 map puts Mountain City in zone 7b in ZIP code 30562.
How late can frost come in Mountain City?
In half of years the last 32°F night comes after April 18; in one year in ten it comes after May 4. Waiting until May 4 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Georgia climateThe statewide normals and every place in the state
- Clayton, GA1 miles from this station, 57.8°F a year
- Germany Valley, GA2 miles from this station, 54.3°F a year
- Coweeta Experiment Station, NC11 miles from this station, 56.6°F a year
- Long Creek, SC13 miles from this station, 58.0°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made