Climate Comfort Score
54/100
Moderate
NOAA 1991–2020 normals 44°F annual avg Public-domain federal data
Redfield, SD Climate
Temperature, precipitation, and comfort score from NOAA NCEI 1991–2020 normals →
- 44°F
- Avg annual temp
- 54/100
- Comfort score
- 22.8"
- Annual precip
- 146d
- Growing season
30-year climate normals from 1 weather station (1991-2020).
The climate verdict for Redfield
Redfield, South Dakota averages 44°F a year and scores 54/100 on the comfort index - moderate, milder than 27% of U.S. cities.
- 44°F
- annual average temperature (NOAA normal)
- 54/100
- comfort score, milder than 27% of U.S. cities
- 22.8"
- annual precipitation
- 146 days
- growing season, frost-free days
Based on NOAA U.S. Climate Normals (1991–2020) - 30-year averages describing the typical year, not a forecast.
Avg Temperature
44°F (7°C)
Avg High
55°F
Avg Low
33°F
Annual Precip
22.8"
Comfort Score
54/100
Moderate
Avg Annual Temperature
44°F
30-year mean (NOAA NCEI)
Annual Precipitation
22.8"
Liquid-equivalent total
Comfort score vs national 100-point ceiling (Redfield) 54.0%
National median (63)
PlainClimate composite, temperature mildness, humidity, precipitation, extreme-weather frequency. Moderate for the Redfield area.
How Redfield compares to every U.S. city
Redfield's comfort score vs. all U.S. cities
PlainClimate composite comfort index (1–100), NOAA 1991–2020 normals
54 Top 73% higher than 27% of 6,915 US cities
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 Redfield
MethodologyRedfield's NOAA 1991-2020 normal sits inside a longer story: U.S. land temperatures have been tracking (and drifting from) the global mean since 1900, and the chart below shows that spread, with the most recent decade running warmer than the 30-year mean.
- 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
Monthly Temperatures
Average daily high and low temperatures by month
| Month | Avg High | Avg Low | Mean | Precip | Freeze Days | 90°F+ Days |
|---|---|---|---|---|---|---|
| January | 23°F (-5°C) | 3°F (-16°C) | 13°F (-11°C) | 0.5" | 31.0 | 0.0 |
| February | 28°F (-2°C) | 7°F (-14°C) | 17°F (-8°C) | 0.6" | 27.5 | 0.0 |
| March | 41°F (5°C) | 20°F (-7°C) | 31°F (-1°C) | 0.9" | 27.1 | 0.0 |
| April | 56°F (13°C) | 32°F (0°C) | 44°F (7°C) | 2.1" | 15.7 | 0.1 |
| May | 69°F (20°C) | 44°F (7°C) | 57°F (14°C) | 3.3" | 2.6 | 0.6 |
| June | 79°F (26°C) | 56°F (13°C) | 67°F (19°C) | 4.1" | 0.0 | 1.5 |
| July | 84°F (29°C) | 60°F (16°C) | 72°F (22°C) | 3.3" | 0.0 | 6.6 |
| August | 82°F (28°C) | 57°F (14°C) | 70°F (21°C) | 2.7" | 0.0 | 5.7 |
| September | 74°F (24°C) | 48°F (9°C) | 61°F (16°C) | 2.0" | 1.8 | 1.9 |
| October | 59°F (15°C) | 34°F (1°C) | 46°F (8°C) | 2.0" | 14.2 | 0.2 |
| November | 42°F (6°C) | 21°F (-6°C) | 31°F (0°C) | 0.7" | 28.1 | 0.0 |
| December | 28°F (-2°C) | 9°F (-13°C) | 19°F (-7°C) | 0.7" | 31.0 | 0.0 |
Monthly Precipitation
Average monthly rainfall
January 0.5"
4.1 days with precipitation
February 0.6"
4.5 days with precipitation
March 0.9"
4.8 days with precipitation
April 2.1"
7.0 days with precipitation
May 3.3"
9.9 days with precipitation
June 4.1"
10.9 days with precipitation
July 3.3"
8.9 days with precipitation
August 2.7"
6.4 days with precipitation
September 2.0"
6.6 days with precipitation
October 2.0"
5.7 days with precipitation
November 0.7"
3.2 days with precipitation
December 0.7"
3.9 days with precipitation
Frost Dates & Growing Season
First Fall Freeze
October 1
50% probability date
Last Spring Freeze
May 8
50% probability date
Growing Season
146 days
Heating & Cooling Degree Days
Annual totals indicate energy demand for heating and cooling
Heating Degree Days
8,245
Higher = more heating needed
Cooling Degree Days
617
Higher = more cooling needed
Warmest Month
July
Coldest Month
January
What Redfield's climate means for you
Redfield runs 44°F a year - peaking in July, coldest in January.
- Gardeners get about 146 frost-free days, with the last spring freeze near May 8 - plan the planting calendar around it, not the regional average.
- Energy bills track 8,245 heating and 617 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: Redfield, SD
Redfield, South Dakota runs an annual average of 44°F, ranging from a mean daily high of 55°F to a mean daily low of 33°F, per NOAA's 1991–2020 climate normals. July is typically the warmest month of the year, while January is the coldest. Drawn from station USC00397052, these thirty-year averages smooth out year-to-year swings into a baseline for what a typical month looks like here.
Precipitation patterns matter as much as temperature for anyone planning to live, garden, or travel here. Redfield receives roughly 22.8 inches of precipitation each year, predominantly as rainfall. The frost-free season averages 146 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near May 8 and the first fall freeze near October 1. For energy use, 8,245 heating degree days and 617 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.
On PlainClimate's composite comfort index, Redfield scores 54/100 (Moderate), a blended measure that weighs temperature mildness, precipitation moderation, and extreme-weather frequency against one another. For planning purposes, look to the monthly tables above: shoulder seasons bring the mildest highs and lows, summer brings July-driven heat, and deep winter brings January-driven cold. Treat every figure here as a thirty-year average rather than a forecast - individual years routinely run warmer, cooler, wetter, or drier than the normal.
Frequently Asked Questions
What is the average temperature in Redfield, SD? ▼
The average annual temperature in Redfield, South Dakota is 44°F. The warmest month averages 84°F (29°C) and the coldest averages 3°F (-16°C).
How much rain does Redfield get? ▼
Redfield receives 22.8 inches of precipitation annually. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for Redfield? ▼
Redfield has a climate comfort score of 54/100 (Moderate), milder than 27% of U.S. cities in the PlainClimate database.
When is the growing season in Redfield? ▼
Redfield has approximately 146 frost-free days per year, with the last spring freeze around May 8 and the first fall freeze around October 1.
How much energy does heating and cooling require in Redfield? ▼
Redfield has 8,245 heating degree days and 617 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 Redfield climate data come from? ▼
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from weather station USC00397052 near Redfield.
Data Sources
Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USC00397052. For informational purposes only.
Read our methodology - how this data is sourced, computed, and verified.
Related
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.