PlainClimate
NOAA 1991–2020 normals 50°F annual avg Public-domain federal data

LA Grange, WY Climate

Temperature, precipitation, and comfort score from NOAA NCEI 1991–2020 normals →

50°F
Avg annual temp
44/100
Comfort score
16.0"
Annual precip
140d
Growing season

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

The climate verdict for LA Grange

LA Grange, Wyoming averages 50°F a year and scores 44/100 on the comfort index - moderate, milder than 8% of U.S. cities.

50°F
yearly average temperature, NOAA normal
44/100
comfort score, milder than 8% of U.S. cities
16.0"
annual precipitation · 53" snow
140 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

50°F (10°C)

Avg High

65°F

Avg Low

35°F

Annual Precip

16.0"

Annual Snow

53.4"

Comfort Score

44/100

Moderate

Climate Comfort Score

44/100

Moderate

Avg Annual Temperature

50°F

30-year mean (NOAA NCEI)

Annual Precipitation

16.0"

Plus 53.4" of snow

Comfort score vs national 100-point ceiling (LA Grange) 44.0%
National median (63)

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

How LA Grange compares to every U.S. city

LA Grange's comfort score vs. all U.S. cities

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

44 Top 92% higher than 8% 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 LA Grange

Methodology

LA Grange'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.

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 43°F (6°C) 19°F (-7°C) 31°F (-1°C)
February 45°F (7°C) 19°F (-7°C) 32°F (0°C)
March 55°F (13°C) 26°F (-3°C) 41°F (5°C)
April 63°F (17°C) 33°F (0°C) 48°F (9°C)
May 72°F (22°C) 41°F (5°C) 57°F (14°C)
June 83°F (28°C) 50°F (10°C) 67°F (19°C)
July 90°F (32°C) 57°F (14°C) 73°F (23°C)
August 88°F (31°C) 55°F (13°C) 72°F (22°C)
September 79°F (26°C) 46°F (8°C) 63°F (17°C)
October 65°F (18°C) 34°F (1°C) 49°F (10°C)
November 52°F (11°C) 25°F (-4°C) 39°F (4°C)
December 42°F (6°C) 18°F (-8°C) 30°F (-1°C)

Monthly Precipitation

Average monthly rainfall and snowfall

January 0.4"

Snow: 6.2"

4.2 days with precipitation

February 0.7"

Snow: 6.6"

4.9 days with precipitation

March 1.1"

Snow: 10.4"

6.0 days with precipitation

April 1.9"

Snow: 7.6"

8.2 days with precipitation

May 2.2"

Snow: 0.3"

10.2 days with precipitation

June 2.1"

9.8 days with precipitation

July 1.6"

7.5 days with precipitation

August 1.9"

7.6 days with precipitation

September 1.5"

Snow: 0.3"

5.7 days with precipitation

October 1.4"

Snow: 5.0"

5.9 days with precipitation

November 0.6"

Snow: 6.4"

4.5 days with precipitation

December 0.8"

Snow: 10.6"

5.1 days with precipitation

Frost Dates & Growing Season

First Fall Freeze

October 1

50% probability date

Last Spring Freeze

May 14

50% probability date

Growing Season

140 days

Heating & Cooling Degree Days

Annual totals indicate energy demand for heating and cooling

Heating Degree Days

6,104

Higher = more heating needed

Cooling Degree Days

672

Higher = more cooling needed

Warmest Month

July

Coldest Month

December

What LA Grange's climate means for you

LA Grange runs 50°F a year - peaking in July, coldest in December.

  • Gardeners get about 140 frost-free days, with the last spring freeze near May 14 - plan the planting calendar around it, not the regional average.
  • Energy bills track 6,104 heating and 672 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: LA Grange, WY

The NOAA 1991–2020 climate normals describe LA Grange, Wyoming as a location with an annual average temperature of 50°F, ranging from a mean daily high of 65°F to a mean daily low of 35°F. July is typically the warmest month of the year, while December is the coldest. These thirty-year averages, computed from station USC00485260, smooth out year-to-year variability and give a baseline expectation for typical conditions in any given month.

Precipitation patterns matter as much as temperature for anyone planning to live, garden, or travel here. LA Grange receives roughly 16.0 inches of precipitation each year, with 53.4 inches typically falling as snow. The frost-free season averages 140 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near May 14 and the first fall freeze near October 1. For energy use, 6,104 heating degree days and 672 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, LA Grange scores 44/100 (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 December-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 LA Grange, WY?
The average annual temperature in LA Grange, Wyoming is 50°F. The warmest month averages 90°F (32°C) and the coldest averages 18°F (-8°C).
How much rain does LA Grange get?
LA Grange receives 16.0 inches of precipitation annually, including 53.4 inches of snow. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for LA Grange?
LA Grange has a climate comfort score of 44/100 (Moderate), milder than 8% of U.S. cities in the PlainClimate database.
When is the growing season in LA Grange?
LA Grange has approximately 140 frost-free days per year, with the last spring freeze around May 14 and the first fall freeze around October 1.
How much energy does heating and cooling require in LA Grange?
LA Grange has 6,104 heating degree days and 672 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 LA Grange climate data come from?
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from weather station USC00485260 near LA Grange.

Data Sources

Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USC00485260. 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.