PlainClimate
NOAA 1991–2020 normals 62°F annual avg Public-domain federal data

Guntersville, AL Climate

Average temperature, precipitation, and a comfort score, drawn from NOAA NCEI 1991–2020 normals →

62°F
Avg annual temp
87/100
Comfort score
56.8"
Annual precip
244d
Growing season

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

The climate verdict for Guntersville

Guntersville, Alabama averages 62°F a year and scores 87/100 on the comfort index - excellent, milder than 89% of U.S. cities.

62°F
average temperature, NOAA 1991-2020 normal
87/100
comfort score, milder than 89% of U.S. cities
56.8"
annual precipitation · 1" snow
244 days
frost-free growing season

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

Avg Temperature

62°F (17°C)

Avg High

71°F

Avg Low

53°F

Annual Precip

56.8"

Annual Snow

0.7"

Comfort Score

87/100

Excellent

Climate Comfort Score

87/100

Excellent

Avg Annual Temperature

62°F

30-year mean (NOAA NCEI)

Annual Precipitation

56.8"

Plus 0.7" of snow

Comfort score vs national 100-point ceiling (Guntersville) 87.0%
National median (63)

PlainClimate composite, temperature mildness, humidity, precipitation, extreme-weather frequency. Excellent for the Guntersville area.

How Guntersville compares to every U.S. city

Guntersville's comfort score vs. all U.S. cities

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

87 Top 11% higher than 89% 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%). Below this entry. 50–60: 1,433 US cities (21%). Below this entry. 60–70: 1,357 US cities (20%). Below this entry. 70–80: 1,102 US cities (16%). Below this entry. 80–90: 778 US cities (11%). This entry sits in this band. 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 Guntersville

Methodology

Since 1900, U.S. land temperatures have tracked (and diverged from) the global mean - the chart below shows how. Guntersville'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 50°F (10°C) 33°F (1°C) 42°F (5°C)
February 55°F (13°C) 36°F (2°C) 45°F (7°C)
March 63°F (17°C) 43°F (6°C) 53°F (12°C)
April 72°F (22°C) 50°F (10°C) 61°F (16°C)
May 80°F (26°C) 60°F (15°C) 70°F (21°C)
June 86°F (30°C) 68°F (20°C) 77°F (25°C)
July 89°F (32°C) 72°F (22°C) 80°F (27°C)
August 89°F (32°C) 71°F (22°C) 80°F (27°C)
September 84°F (29°C) 65°F (19°C) 75°F (24°C)
October 74°F (23°C) 54°F (12°C) 64°F (18°C)
November 62°F (17°C) 42°F (6°C) 52°F (11°C)
December 53°F (12°C) 36°F (2°C) 45°F (7°C)

Monthly Precipitation

Average monthly rainfall and snowfall

January 5.3"

Snow: 0.1"

11.9 days with precipitation

February 5.4"

Snow: 0.5"

12.4 days with precipitation

March 5.7"

Snow: 0.1"

12.5 days with precipitation

April 5.0"

10.7 days with precipitation

May 4.6"

10.3 days with precipitation

June 4.7"

10.9 days with precipitation

July 4.3"

11.4 days with precipitation

August 4.0"

9.9 days with precipitation

September 4.2"

7.8 days with precipitation

October 3.5"

7.7 days with precipitation

November 4.2"

9.9 days with precipitation

December 6.0"

12.7 days with precipitation

Frost Dates & Growing Season

First Fall Freeze

November 18

50% probability date

Last Spring Freeze

March 19

50% probability date

Growing Season

244 days

Heating & Cooling Degree Days

Annual totals indicate energy demand for heating and cooling

Heating Degree Days

2,995

Higher = more heating needed

Cooling Degree Days

1,910

Higher = more cooling needed

Warmest Month

July

Coldest Month

January

What Guntersville's climate means for you

Guntersville runs 62°F a year - peaking in July, coldest in January.

  • Gardeners get about 244 frost-free days, with the last spring freeze near March 19 - plan the planting calendar around it, not the regional average.
  • Energy bills track 2,995 heating and 1,910 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: Guntersville, AL

An annual average temperature of 62°F, ranging from a mean daily high of 71°F to a mean daily low of 53°F is what the NOAA 1991–2020 climate normals report for Guntersville, Alabama. July is typically the warmest month of the year, while January is the coldest. That baseline comes from station USC00013573 and thirty years of averaging, so it reflects a typical month rather than any one year's swings.

Precipitation patterns matter as much as temperature for anyone planning to live, garden, or travel here. Guntersville receives roughly 56.8 inches of precipitation each year, with 0.7 inches typically falling as snow. The frost-free season averages 244 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near March 19 and the first fall freeze near November 18. For energy use, 2,995 heating degree days and 1,910 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, Guntersville scores 87/100 (Excellent), 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 Guntersville, AL?
The average annual temperature in Guntersville, Alabama is 62°F. The warmest month averages 89°F (32°C) and the coldest averages 33°F (1°C).
How much rain does Guntersville get?
Guntersville receives 56.8 inches of precipitation annually, including 0.7 inches of snow. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for Guntersville?
Guntersville has a climate comfort score of 87/100 (Excellent), milder than 89% of U.S. cities in the PlainClimate database.
When is the growing season in Guntersville?
Guntersville has approximately 244 frost-free days per year, with the last spring freeze around March 19 and the first fall freeze around November 18.
How much energy does heating and cooling require in Guntersville?
Guntersville has 2,995 heating degree days and 1,910 cooling degree days annually, a fairly balanced heating/cooling split. 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 Guntersville climate data come from?
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from weather station USC00013573 near Guntersville.

Data Sources

Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USC00013573. 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.