PlainClimate
NOAA 1991–2020 normals 46°F annual avg 2 stations

Highmore, SD Climate

Explore average temperature, rainfall, and comfort score sourced from NOAA NCEI's 1991–2020 climate normals →

46°F
Avg annual temp
59/100
Comfort score
22.8"
Annual precip
142d
Growing season

30-year climate normals from 2 weather stations (1991-2020).

The climate verdict for Highmore

Highmore, South Dakota averages 46°F a year and scores 59/100 on the comfort index - moderate, milder than 39% of U.S. cities.

46°F
annual average temperature (NOAA normal)
59/100
comfort score, milder than 39% of U.S. cities
22.8"
annual precipitation · 40" snow
142 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

46°F (8°C)

Avg High

58°F

Avg Low

34°F

Annual Precip

22.8"

Annual Snow

40.0"

Comfort Score

59/100

Moderate

Climate Comfort Score

59/100

Moderate

Avg Annual Temperature

46°F

30-year mean (NOAA NCEI)

Annual Precipitation

22.8"

Plus 40.0" of snow

Comfort score vs national 100-point ceiling (Highmore) 59.0%
National median (63)

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

How Highmore compares to every U.S. city

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

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

59 Top 61% higher than 39% 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%). This entry sits in this band. 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 Highmore

Methodology

Since 1900, U.S. land temperatures have tracked (and diverged from) the global mean - the chart below shows how. Highmore'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 27°F (-3°C) 7°F (-14°C) 17°F (-9°C)
February 32°F (0°C) 11°F (-12°C) 21°F (-6°C)
March 44°F (7°C) 22°F (-6°C) 33°F (1°C)
April 59°F (15°C) 32°F (0°C) 46°F (8°C)
May 70°F (21°C) 44°F (7°C) 57°F (14°C)
June 79°F (26°C) 55°F (13°C) 67°F (19°C)
July 86°F (30°C) 60°F (16°C) 73°F (23°C)
August 85°F (29°C) 59°F (15°C) 72°F (22°C)
September 77°F (25°C) 50°F (10°C) 63°F (17°C)
October 61°F (16°C) 36°F (2°C) 48°F (9°C)
November 44°F (7°C) 22°F (-5°C) 33°F (1°C)
December 31°F (-1°C) 12°F (-11°C) 21°F (-6°C)

Monthly Precipitation

Average monthly rainfall and snowfall

January 0.4"

Snow: 6.7"

3.1 days with precipitation

February 0.6"

Snow: 9.5"

3.5 days with precipitation

March 1.1"

Snow: 5.8"

3.9 days with precipitation

April 2.5"

Snow: 4.8"

6.0 days with precipitation

May 3.7"

7.9 days with precipitation

June 4.0"

8.5 days with precipitation

July 3.0"

6.1 days with precipitation

August 2.6"

4.9 days with precipitation

September 2.0"

4.4 days with precipitation

October 1.9"

Snow: 1.3"

4.2 days with precipitation

November 0.6"

Snow: 5.5"

2.7 days with precipitation

December 0.5"

Snow: 6.4"

2.7 days with precipitation

Frost Dates & Growing Season

First Fall Freeze

October 1

50% probability date

Last Spring Freeze

May 12

50% probability date

Growing Season

142 days

Heating & Cooling Degree Days

Annual totals indicate energy demand for heating and cooling

Heating Degree Days

7,661

Higher = more heating needed

Cooling Degree Days

718

Higher = more cooling needed

Warmest Month

July

Coldest Month

January

What Highmore's climate means for you

Highmore runs 46°F a year - peaking in July, coldest in January.

  • Gardeners get about 142 frost-free days, with the last spring freeze near May 12 - plan the planting calendar around it, not the regional average.
  • Energy bills track 7,661 heating and 718 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: Highmore, SD

The NOAA 1991–2020 climate normals describe Highmore, South Dakota as a location with an annual average temperature of 46°F, ranging from a mean daily high of 58°F to a mean daily low of 34°F. July is typically the warmest month of the year, while January is the coldest. These thirty-year averages, computed from 2 weather stations, smooth out year-to-year variability and give a baseline expectation for typical conditions in any given month.

Beyond temperature, Highmore averages 22.8 inches of precipitation annually, with 40.0 inches typically falling as snow - a real factor for anyone planning to live, garden, or travel here. The frost-free season averages 142 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near May 12 and the first fall freeze near October 1. Turning to energy use, 7,661 heating degree days and 718 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, Highmore scores 59/100 (Moderate), a blended measure that weighs temperature mildness, precipitation moderation, and extreme-weather frequency against one another. Use the monthly tables above to plan around specific windows, shoulder seasons for mild highs and lows, peak summer for July-driven heat, or deep winter for January-driven cold. All figures here are thirty-year averages: any single year may run warmer, wetter, drier, or cooler than the normal, so treat them as planning guidance rather than forecasts.

Frequently Asked Questions

What is the average temperature in Highmore, SD?
The average annual temperature in Highmore, South Dakota is 46°F. The warmest month averages 86°F (30°C) and the coldest averages 7°F (-14°C).
How much rain does Highmore get?
Highmore receives 22.8 inches of precipitation annually, including 40.0 inches of snow. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for Highmore?
Highmore has a climate comfort score of 59/100 (Moderate), milder than 39% of U.S. cities in the PlainClimate database.
When is the growing season in Highmore?
Highmore has approximately 142 frost-free days per year, with the last spring freeze around May 12 and the first fall freeze around October 1.
How much energy does heating and cooling require in Highmore?
Highmore has 7,661 heating degree days and 718 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 Highmore climate data come from?
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from 2 weather stations near Highmore.

Data Sources

Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USC00393832. 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.