Climate Comfort Score
64/100
Good
NOAA 1991–2020 normals 49°F annual avg Public-domain federal data
Ames Muni, IA Climate
Average temperature, precipitation, and a comfort score, drawn from NOAA NCEI 1991–2020 normals →
- 49°F
- Avg annual temp
- 64/100
- Comfort score
- 35.9"
- Annual precip
- 165d
- Growing season
30-year climate normals from 1 weather station (1991-2020).
The climate verdict for Ames Muni
Ames Muni, Iowa averages 49°F a year and scores 64/100 on the comfort index - good, milder than 51% of U.S. cities.
- 49°F
- yearly average temperature, NOAA normal
- 64/100
- comfort score, milder than 51% of U.S. cities
- 35.9"
- precipitation, annual total
- 165 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
49°F (9°C)
Avg High
59°F
Avg Low
38°F
Annual Precip
35.9"
Comfort Score
64/100
Good
Avg Annual Temperature
49°F
30-year mean (NOAA NCEI)
Annual Precipitation
35.9"
Liquid-equivalent total
Comfort score vs national 100-point ceiling (Ames Muni) 64.0%
National median (63)
PlainClimate composite, temperature mildness, humidity, precipitation, extreme-weather frequency. Good for the Ames Muni area.
How Ames Muni compares to every U.S. city
Ames Muni's comfort score vs. all U.S. cities
PlainClimate composite comfort index (1–100), NOAA 1991–2020 normals
64 Top 49% higher than 51% 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 Ames Muni
MethodologyZooming out from Ames Muni's own normal, the chart below shows how the U.S. land temperature anomaly has tracked the global mean since 1900 - the most recent decade sits warmer than the 30-year mean shown here.
- 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 | 29°F (-2°C) | 11°F (-12°C) | 20°F (-7°C) | 0.6" | 30.4 | 0.0 |
| February | 33°F (1°C) | 15°F (-9°C) | 24°F (-4°C) | 0.8" | 26.5 | 0.0 |
| March | 47°F (8°C) | 27°F (-3°C) | 37°F (3°C) | 1.9" | 22.9 | 0.0 |
| April | 61°F (16°C) | 38°F (3°C) | 49°F (10°C) | 3.9" | 8.0 | 0.0 |
| May | 72°F (22°C) | 50°F (10°C) | 61°F (16°C) | 5.2" | 0.8 | 0.8 |
| June | 81°F (27°C) | 60°F (15°C) | 71°F (21°C) | 5.2" | 0.0 | 4.1 |
| July | 84°F (29°C) | 63°F (17°C) | 73°F (23°C) | 4.4" | 0.0 | 7.0 |
| August | 82°F (28°C) | 60°F (16°C) | 71°F (22°C) | 4.8" | 0.0 | 2.9 |
| September | 76°F (24°C) | 51°F (11°C) | 63°F (17°C) | 3.3" | 0.3 | 1.8 |
| October | 63°F (17°C) | 39°F (4°C) | 51°F (11°C) | 2.8" | 8.1 | 0.1 |
| November | 47°F (8°C) | 27°F (-3°C) | 37°F (3°C) | 1.9" | 21.0 | 0.0 |
| December | 34°F (1°C) | 17°F (-9°C) | 25°F (-4°C) | 1.1" | 28.9 | 0.0 |
Monthly Precipitation
Average monthly rainfall
January 0.6"
5.5 days with precipitation
February 0.8"
6.2 days with precipitation
March 1.9"
8.3 days with precipitation
April 3.9"
11.5 days with precipitation
May 5.2"
13.6 days with precipitation
June 5.2"
13.0 days with precipitation
July 4.4"
10.5 days with precipitation
August 4.8"
12.3 days with precipitation
September 3.3"
9.7 days with precipitation
October 2.8"
9.4 days with precipitation
November 1.9"
6.3 days with precipitation
December 1.1"
5.7 days with precipitation
Frost Dates & Growing Season
First Fall Freeze
October 8
50% probability date
Last Spring Freeze
April 26
50% probability date
Growing Season
165 days
Heating & Cooling Degree Days
Annual totals indicate energy demand for heating and cooling
Heating Degree Days
6,749
Higher = more heating needed
Cooling Degree Days
786
Higher = more cooling needed
Warmest Month
July
Coldest Month
January
What Ames Muni's climate means for you
Ames Muni runs 49°F a year - peaking in July, coldest in January.
- Gardeners get about 165 frost-free days, with the last spring freeze near April 26 - plan the planting calendar around it, not the regional average.
- Energy bills track 6,749 heating and 786 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: Ames Muni, IA
In Ames Muni, Iowa, the NOAA 1991–2020 climate normals put the annual average temperature at 49°F, ranging from a mean daily high of 59°F to a mean daily low of 38°F. July is typically the warmest month of the year, while January is the coldest. As thirty-year averages computed from station USW00094989, these numbers smooth out year-to-year noise into a working baseline for a typical month.
Beyond temperature, Ames Muni averages 35.9 inches of precipitation annually, predominantly as rainfall - a real factor for anyone planning to live, garden, or travel here. The frost-free season averages 165 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near April 26 and the first fall freeze near October 8. Turning to energy use, 6,749 heating degree days and 786 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.
On PlainClimate's composite comfort index, Ames Muni scores 64/100 (Good), 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 Ames Muni, IA? ▼
The average annual temperature in Ames Muni, Iowa is 49°F. The warmest month averages 84°F (29°C) and the coldest averages 11°F (-12°C).
How much rain does Ames Muni get? ▼
Ames Muni receives 35.9 inches of precipitation annually. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for Ames Muni? ▼
Ames Muni has a climate comfort score of 64/100 (Good), milder than 51% of U.S. cities in the PlainClimate database.
When is the growing season in Ames Muni? ▼
Ames Muni has approximately 165 frost-free days per year, with the last spring freeze around April 26 and the first fall freeze around October 8.
How much energy does heating and cooling require in Ames Muni? ▼
Ames Muni has 6,749 heating degree days and 786 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 Ames Muni climate data come from? ▼
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from weather station USW00094989 near Ames Muni.
Data Sources
Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USW00094989. 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.