PlainClimate
NOAA 1991–2020 normals 44°F annual avg Public-domain federal data

Bitter Creek, WY Climate

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

44°F
Avg annual temp
34/100
Comfort score
7.3"
Annual precip
107d
Growing season

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

The climate verdict for Bitter Creek

Bitter Creek, Wyoming averages 44°F a year and scores 34/100 on the comfort index - below average, milder than 1% of U.S. cities.

44°F
annual average temperature (NOAA normal)
34/100
comfort score, milder than 1% of U.S. cities
7.3"
annual precipitation
107 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

58°F

Avg Low

30°F

Annual Precip

7.3"

Comfort Score

34/100

Below Average

Climate Comfort Score

34/100

Below Average

Avg Annual Temperature

44°F

30-year mean (NOAA NCEI)

Annual Precipitation

7.3"

Liquid-equivalent total

Comfort score vs national 100-point ceiling (Bitter Creek) 34.0%
National median (63)

PlainClimate composite, temperature mildness, humidity, precipitation, extreme-weather frequency. Below Average for the Bitter Creek area.

How Bitter Creek compares to every U.S. city

Bitter Creek's comfort score vs. all U.S. cities

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

34 Top 99% higher than 1% 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%). This entry sits in this band. 40–50: 1,302 US cities (19%). Above this entry. 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 Bitter Creek

Methodology

The chart below traces how the U.S. land temperature anomaly has moved against the global mean since 1900. For Bitter Creek, the NOAA 1991-2020 normal captures average conditions across that spread - notably, the most recent decade runs warmer than the 30-year mean itself.

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 33°F (1°C) 11°F (-12°C) 22°F (-6°C)
February 36°F (2°C) 14°F (-10°C) 25°F (-4°C)
March 46°F (8°C) 23°F (-5°C) 35°F (2°C)
April 55°F (13°C) 29°F (-2°C) 42°F (6°C)
May 65°F (19°C) 37°F (3°C) 51°F (11°C)
June 77°F (25°C) 44°F (7°C) 61°F (16°C)
July 86°F (30°C) 51°F (10°C) 68°F (20°C)
August 83°F (29°C) 49°F (10°C) 66°F (19°C)
September 73°F (23°C) 41°F (5°C) 57°F (14°C)
October 58°F (15°C) 30°F (-1°C) 44°F (7°C)
November 44°F (7°C) 20°F (-7°C) 32°F (0°C)
December 33°F (1°C) 11°F (-12°C) 22°F (-6°C)

Monthly Precipitation

Average monthly rainfall

January 0.4"

4.0 days with precipitation

February 0.4"

3.5 days with precipitation

March 0.5"

4.1 days with precipitation

April 0.6"

5.7 days with precipitation

May 1.2"

7.4 days with precipitation

June 0.7"

4.5 days with precipitation

July 0.5"

4.2 days with precipitation

August 0.7"

4.1 days with precipitation

September 0.7"

5.6 days with precipitation

October 0.7"

4.8 days with precipitation

November 0.4"

4.5 days with precipitation

December 0.5"

4.2 days with precipitation

Frost Dates & Growing Season

First Fall Freeze

September 16

50% probability date

Last Spring Freeze

June 1

50% probability date

Growing Season

107 days

Heating & Cooling Degree Days

Annual totals indicate energy demand for heating and cooling

Heating Degree Days

7,964

Higher = more heating needed

Cooling Degree Days

242

Higher = more cooling needed

Warmest Month

July

Coldest Month

January

What Bitter Creek's climate means for you

Bitter Creek runs 44°F a year - peaking in July, coldest in January.

  • Gardeners get about 107 frost-free days, with the last spring freeze near June 1 - plan the planting calendar around it, not the regional average.
  • Energy bills track 7,964 heating and 242 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: Bitter Creek, WY

In Bitter Creek, Wyoming, the NOAA 1991–2020 climate normals put the annual average temperature at 44°F, ranging from a mean daily high of 58°F to a mean daily low of 30°F. July is typically the warmest month of the year, while January is the coldest. As thirty-year averages computed from station USC00480761, these numbers smooth out year-to-year noise into a working baseline for a typical month.

Beyond temperature, Bitter Creek averages 7.3 inches of precipitation annually, predominantly as rainfall - a real factor for anyone planning to live, garden, or travel here. The frost-free season averages 107 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near June 1 and the first fall freeze near September 16. Turning to energy use, 7,964 heating degree days and 242 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, Bitter Creek scores 34/100 (Below Average), 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 Bitter Creek, WY?
The average annual temperature in Bitter Creek, Wyoming is 44°F. The warmest month averages 86°F (30°C) and the coldest averages 11°F (-12°C).
How much rain does Bitter Creek get?
Bitter Creek receives 7.3 inches of precipitation annually. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for Bitter Creek?
Bitter Creek has a climate comfort score of 34/100 (Below Average), milder than 1% of U.S. cities in the PlainClimate database.
When is the growing season in Bitter Creek?
Bitter Creek has approximately 107 frost-free days per year, with the last spring freeze around June 1 and the first fall freeze around September 16.
How much energy does heating and cooling require in Bitter Creek?
Bitter Creek has 7,964 heating degree days and 242 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 Bitter Creek climate data come from?
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from weather station USC00480761 near Bitter Creek.

Data Sources

Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USC00480761. 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.