Climate Comfort Score
34/100
Below Average
NOAA 1991–2020 normals 38°F annual avg Public-domain federal data
Williams Fork Dam, CO Climate
Pulled from NOAA NCEI 1991–2020 normals →: average temperature, precipitation, and comfort score
- 38°F
- Avg annual temp
- 34/100
- Comfort score
- 14.3"
- Annual precip
- 90d
- Growing season
30-year climate normals from 1 weather station (1991-2020).
The climate verdict for Williams Fork Dam
Williams Fork Dam, Colorado averages 38°F a year and scores 34/100 on the comfort index - below average, milder than 1% of U.S. cities.
- 38°F
- annual average temperature (NOAA normal)
- 34/100
- comfort score, milder than 1% of U.S. cities
- 14.3"
- annual precipitation · 81" snow
- 90 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
38°F (3°C)
Avg High
53°F
Avg Low
23°F
Annual Precip
14.3"
Annual Snow
81.2"
Comfort Score
34/100
Below Average
Avg Annual Temperature
38°F
30-year mean (NOAA NCEI)
Annual Precipitation
14.3"
Plus 81.2" of snow
Comfort score vs national 100-point ceiling (Williams Fork Dam) 34.0%
National median (63)
PlainClimate composite, temperature mildness, humidity, precipitation, extreme-weather frequency. Below Average for the Williams Fork Dam area.
How Williams Fork Dam compares to every U.S. city
Williams Fork Dam'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
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 Williams Fork Dam
MethodologyWilliams Fork Dam'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 | Snow | Freeze Days | 90°F+ Days |
|---|---|---|---|---|---|---|---|
| January | 26°F (-3°C) | 0°F (-18°C) | 13°F (-11°C) | 1.0" | 14.2" | 31.0 | 0.0 |
| February | 31°F (0°C) | 4°F (-16°C) | 17°F (-8°C) | 0.9" | 13.6" | 27.9 | 0.0 |
| March | 42°F (6°C) | 15°F (-10°C) | 29°F (-2°C) | 1.0" | 10.4" | 30.8 | 0.0 |
| April | 52°F (11°C) | 24°F (-5°C) | 38°F (3°C) | 1.5" | 11.9" | 28.4 | 0.0 |
| May | 62°F (17°C) | 32°F (0°C) | 47°F (8°C) | 1.5" | 2.7" | 18.6 | 0.0 |
| June | 73°F (23°C) | 38°F (4°C) | 56°F (13°C) | 1.0" | 0.1" | 4.4 | 0.0 |
| July | 79°F (26°C) | 45°F (7°C) | 62°F (17°C) | 1.4" | 0.0" | 0.3 | 0.3 |
| August | 77°F (25°C) | 43°F (6°C) | 60°F (16°C) | 1.4" | 0.0" | 0.5 | 0.1 |
| September | 70°F (21°C) | 35°F (2°C) | 53°F (11°C) | 1.4" | 0.3" | 12.2 | 0.0 |
| October | 57°F (14°C) | 25°F (-4°C) | 41°F (5°C) | 1.3" | 4.8" | 27.2 | 0.0 |
| November | 41°F (5°C) | 15°F (-10°C) | 28°F (-2°C) | 0.9" | 9.9" | 29.7 | 0.0 |
| December | 28°F (-2°C) | 4°F (-16°C) | 16°F (-9°C) | 0.9" | 13.3" | 31.0 | 0.0 |
Monthly Precipitation
Average monthly rainfall and snowfall
January 1.0"
Snow: 14.2"
10.1 days with precipitation
February 0.9"
Snow: 13.6"
9.9 days with precipitation
March 1.0"
Snow: 10.4"
8.0 days with precipitation
April 1.5"
Snow: 11.9"
9.8 days with precipitation
May 1.5"
Snow: 2.7"
9.7 days with precipitation
June 1.0"
Snow: 0.1"
6.8 days with precipitation
July 1.4"
9.4 days with precipitation
August 1.4"
10.3 days with precipitation
September 1.4"
Snow: 0.3"
8.3 days with precipitation
October 1.3"
Snow: 4.8"
7.5 days with precipitation
November 0.9"
Snow: 9.9"
8.4 days with precipitation
December 0.9"
Snow: 13.3"
9.1 days with precipitation
Frost Dates & Growing Season
First Fall Freeze
September 10
50% probability date
Last Spring Freeze
June 12
50% probability date
Growing Season
90 days
Heating & Cooling Degree Days
Annual totals indicate energy demand for heating and cooling
Heating Degree Days
9,756
Higher = more heating needed
Cooling Degree Days
18
Higher = more cooling needed
Warmest Month
July
Coldest Month
January
What Williams Fork Dam's climate means for you
Williams Fork Dam runs 38°F a year - peaking in July, coldest in January.
- Gardeners get about 90 frost-free days, with the last spring freeze near June 12 - plan the planting calendar around it, not the regional average.
- Energy bills track 9,756 heating and 18 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: Williams Fork Dam, CO
In Williams Fork Dam, Colorado, the NOAA 1991–2020 climate normals put the annual average temperature at 38°F, ranging from a mean daily high of 53°F to a mean daily low of 23°F. July is typically the warmest month of the year, while January is the coldest. As thirty-year averages computed from station USC00059096, these numbers smooth out year-to-year noise into a working baseline for a typical month.
Anyone planning to live, garden, or travel in Williams Fork Dam should weigh precipitation alongside temperature: the annual average runs 14.3 inches, with 81.2 inches typically falling as snow. The frost-free season averages 90 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near June 12 and the first fall freeze near September 10. And on the energy front, 9,756 heating degree days and 18 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.
On PlainClimate's composite comfort index, Williams Fork Dam scores 34/100 (Below Average), 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 Williams Fork Dam, CO? ▼
The average annual temperature in Williams Fork Dam, Colorado is 38°F. The warmest month averages 79°F (26°C) and the coldest averages 0°F (-18°C).
How much rain does Williams Fork Dam get? ▼
Williams Fork Dam receives 14.3 inches of precipitation annually, including 81.2 inches of snow. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for Williams Fork Dam? ▼
Williams Fork Dam 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 Williams Fork Dam? ▼
Williams Fork Dam has approximately 90 frost-free days per year, with the last spring freeze around June 12 and the first fall freeze around September 10.
How much energy does heating and cooling require in Williams Fork Dam? ▼
Williams Fork Dam has 9,756 heating degree days and 18 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 Williams Fork Dam climate data come from? ▼
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from weather station USC00059096 near Williams Fork Dam.
Data Sources
Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USC00059096. 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.