PlainClimate
NOAA 1991–2020 normals 53°F annual avg Public-domain federal data

Mtn City, GA Climate

Pulled from NOAA NCEI 1991–2020 normals →: average temperature, precipitation, and comfort score

53°F
Avg annual temp
48/100
Comfort score
70.5"
Annual precip
190d
Growing season

30-year climate normals from 1 weather station (1991-2020).

The climate verdict for Mtn City

Mtn City, Georgia averages 53°F a year and scores 48/100 on the comfort index - moderate, milder than 18% of U.S. cities.

53°F
yearly average temperature, NOAA normal
48/100
comfort score, milder than 18% of U.S. cities
70.5"
annual precipitation
190 days
frost-free days per growing season

Based on NOAA U.S. Climate Normals (1991–2020) - 30-year averages describing the typical year, not a forecast.

Avg Temperature

53°F (12°C)

Avg High

63°F

Avg Low

44°F

Annual Precip

70.5"

Comfort Score

48/100

Moderate

Climate Comfort Score

48/100

Moderate

Avg Annual Temperature

53°F

30-year mean (NOAA NCEI)

Annual Precipitation

70.5"

Liquid-equivalent total

Comfort score vs national 100-point ceiling (Mtn City) 48.0%
National median (63)

PlainClimate composite, temperature mildness, humidity, precipitation, extreme-weather frequency. Moderate for the Mtn City area.

How Mtn City compares to every U.S. city

Mtn City's comfort score vs. all U.S. cities

PlainClimate composite comfort index (1–100), NOAA 1991–2020 normals

48 Top 82% higher than 18% of 6,915 US cities

0–10: 0 US cities (0%). Below this entry. 10–20: 0 US cities (0%). Below this entry. 20–30: 58 US cities (1%). Below this entry. 30–40: 439 US cities (6%). Below this entry. 40–50: 1,302 US cities (19%). This entry sits in this band. 50–60: 1,433 US cities (21%). Above this entry. 60–70: 1,357 US cities (20%). Above this entry. 70–80: 1,102 US cities (16%). Above this entry. 80–90: 778 US cities (11%). Above this entry. 90–100: 420 US cities (6%). Above this entry. This city 0 100 every U.S. city, bucketed by value

Each bar is a band; taller bars hold more US cities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source NOAA U.S. Climate Normals, PlainClimate comfort index · 1991–2020

Warming context for Mtn City

Methodology

Since 1900, U.S. land temperatures have tracked (and diverged from) the global mean - the chart below shows how. Mtn City's current NOAA 1991-2020 normal sits within that longer spread, and the most recent decade runs warmer than the 30-year mean.

Warming context, U.S. vs global, with Paris reference lines Anomaly chart from 1900 to 2024. Local series shows warming of 0.11 °C per decade versus a global rate of 0.11 °C per decade (ratio 1.00). Paris Agreement thresholds at 1.5 and 2.0 °C are dashed. -1.0°C -0.5°C +0.0°C +0.5°C +1.0°C +1.5°C +2.0°C +2.5°C Paris 1.5°C Paris 2.0°C 1900192019401960198020002020
  • United States land mean (NOAA NCEI) +0.11 °C/decade
  • Global anomaly (NASA GISTEMP) +0.11 °C/decade
  • Paris Agreement thresholds 1.5°C / 2.0°C
Sources: NOAA NCEI, NASA GISTEMP. Paris thresholds per IPCC AR6 WG1.

Monthly Temperatures

Average daily high and low temperatures by month

Month Avg High Avg Low Mean
January 45°F (7°C) 26°F (-3°C) 36°F (2°C)
February 49°F (9°C) 29°F (-2°C) 39°F (4°C)
March 55°F (13°C) 34°F (1°C) 45°F (7°C)
April 64°F (18°C) 42°F (6°C) 53°F (12°C)
May 69°F (21°C) 50°F (10°C) 60°F (16°C)
June 74°F (24°C) 59°F (15°C) 66°F (19°C)
July 77°F (25°C) 61°F (16°C) 69°F (21°C)
August 76°F (25°C) 60°F (16°C) 68°F (20°C)
September 72°F (22°C) 55°F (13°C) 64°F (18°C)
October 65°F (18°C) 45°F (7°C) 55°F (13°C)
November 57°F (14°C) 36°F (2°C) 47°F (8°C)
December 49°F (9°C) 30°F (-1°C) 39°F (4°C)

Monthly Precipitation

Average monthly rainfall

January 6.2"
February 5.8"
March 6.4"
April 5.5"
May 5.3"
June 6.0"
July 5.6"
August 6.0"
September 5.8"
October 5.2"
November 5.8"
December 7.1"

Frost Dates & Growing Season

First Fall Freeze

October 25

50% probability date

Last Spring Freeze

April 18

50% probability date

Growing Season

190 days

Heating & Cooling Degree Days

Annual totals indicate energy demand for heating and cooling

Heating Degree Days

4,605

Higher = more heating needed

Cooling Degree Days

379

Higher = more cooling needed

Warmest Month

July

Coldest Month

January

What Mtn City's climate means for you

Mtn City runs 53°F a year - peaking in July, coldest in January.

  • Gardeners get about 190 frost-free days, with the last spring freeze near April 18 - plan the planting calendar around it, not the regional average.
  • Energy bills track 4,605 heating and 379 cooling degree days a year, higher means the furnace or AC runs more.
  • Comparing places to live? Line this city up against nearby cities and the national rankings. See rankings

These are 30-year NOAA normals (1991–2020) - the typical year, not a forecast for any specific season.

Climate Guides

Climate Insight: Mtn City, GA

An annual average temperature of 53°F, ranging from a mean daily high of 63°F to a mean daily low of 44°F is what the NOAA 1991–2020 climate normals report for Mtn City, Georgia. July is typically the warmest month of the year, while January is the coldest. That baseline comes from station USC00096093 and thirty years of averaging, so it reflects a typical month rather than any one year's swings.

Beyond temperature, Mtn City averages 70.5 inches of precipitation annually, predominantly as rainfall - a real factor for anyone planning to live, garden, or travel here. The frost-free season averages 190 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near April 18 and the first fall freeze near October 25. Turning to energy use, 4,605 heating degree days and 379 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, Mtn City scores 48/100 (Moderate), a blended measure that weighs temperature mildness, precipitation moderation, and extreme-weather frequency against one another. The monthly tables above are the practical planning tool: mild highs and lows land in the shoulder seasons, July-driven heat peaks in summer, and January-driven cold sets in over deep winter. These are thirty-year averages, not a forecast - any single year can run warmer, wetter, drier, or cooler than the normal.

Frequently Asked Questions

What is the average temperature in Mtn City, GA?
The average annual temperature in Mtn City, Georgia is 53°F. The warmest month averages 77°F (25°C) and the coldest averages 26°F (-3°C).
How much rain does Mtn City get?
Mtn City receives 70.5 inches of precipitation annually. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for Mtn City?
Mtn City has a climate comfort score of 48/100 (Moderate), milder than 18% of U.S. cities in the PlainClimate database.
When is the growing season in Mtn City?
Mtn City has approximately 190 frost-free days per year, with the last spring freeze around April 18 and the first fall freeze around October 25.
How much energy does heating and cooling require in Mtn City?
Mtn City has 4,605 heating degree days and 379 cooling degree days annually, a heating-dominated climate. See our <a href="/guides/reading-weather-data/" class="underline hover:text-brand-600">guide to reading weather data</a> for what these figures mean.
Where does this Mtn City climate data come from?
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from weather station USC00096093 near Mtn City.

Data Sources

Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USC00096093. For informational purposes only.

Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainClimate Editorial

Every figure on PlainClimate is rendered directly from NOAA 1991-2020 U.S. Climate Normals data, no number is typed in by an editor. This page draws directly on NOAA 1991-2020 U.S. Climate Normals data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.