Climate Comfort Score
68/100
Good
NOAA 1991–2020 normals 54°F annual avg Public-domain federal data
Robinson, IL Climate
Explore average temperature, rainfall, and comfort score sourced from NOAA NCEI's 1991–2020 climate normals →
- 54°F
- Avg annual temp
- 68/100
- Comfort score
- 45.5"
- Annual precip
- 192d
- Growing season
30-year climate normals from 1 weather station (1991-2020).
The climate verdict for Robinson
Robinson, Illinois averages 54°F a year and scores 68/100 on the comfort index - good, milder than 58% of U.S. cities.
- 54°F
- average temperature, NOAA 1991-2020 normal
- 68/100
- comfort score, milder than 58% of U.S. cities
- 45.5"
- yearly precipitation total
- 192 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
54°F (12°C)
Avg High
65°F
Avg Low
44°F
Annual Precip
45.5"
Comfort Score
68/100
Good
Avg Annual Temperature
54°F
30-year mean (NOAA NCEI)
Annual Precipitation
45.5"
Liquid-equivalent total
Comfort score vs national 100-point ceiling (Robinson) 68.0%
National median (63)
PlainClimate composite, temperature mildness, humidity, precipitation, extreme-weather frequency. Good for the Robinson area.
How Robinson compares to every U.S. city
Robinson's comfort score vs. all U.S. cities
PlainClimate composite comfort index (1–100), NOAA 1991–2020 normals
68 Top 42% higher than 58% 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 Robinson
MethodologyRobinson'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 | 37°F (3°C) | 20°F (-7°C) | 29°F (-2°C) | 3.1" | 26.2 | 0.0 |
| February | 42°F (6°C) | 23°F (-5°C) | 33°F (0°C) | 2.4" | 24.0 | 0.0 |
| March | 53°F (12°C) | 33°F (0°C) | 43°F (6°C) | 3.6" | 16.3 | 0.0 |
| April | 66°F (19°C) | 43°F (6°C) | 54°F (12°C) | 5.2" | 4.3 | 0.0 |
| May | 76°F (24°C) | 54°F (12°C) | 65°F (18°C) | 4.7" | 0.1 | 1.9 |
| June | 85°F (29°C) | 63°F (17°C) | 74°F (23°C) | 4.6" | 0.0 | 9.5 |
| July | 87°F (31°C) | 66°F (19°C) | 77°F (25°C) | 4.2" | 0.0 | 12.2 |
| August | 86°F (30°C) | 63°F (17°C) | 75°F (24°C) | 3.5" | 0.0 | 9.7 |
| September | 81°F (27°C) | 56°F (13°C) | 68°F (20°C) | 3.7" | 0.0 | 5.4 |
| October | 68°F (20°C) | 44°F (7°C) | 56°F (13°C) | 3.7" | 3.8 | 0.7 |
| November | 54°F (12°C) | 34°F (1°C) | 44°F (6°C) | 3.8" | 15.0 | 0.0 |
| December | 42°F (5°C) | 25°F (-4°C) | 34°F (1°C) | 3.1" | 23.9 | 0.0 |
Monthly Precipitation
Average monthly rainfall
January 3.1"
7.5 days with precipitation
February 2.4"
7.5 days with precipitation
March 3.6"
9.8 days with precipitation
April 5.2"
9.2 days with precipitation
May 4.7"
11.2 days with precipitation
June 4.6"
8.5 days with precipitation
July 4.2"
8.6 days with precipitation
August 3.5"
6.2 days with precipitation
September 3.7"
6.1 days with precipitation
October 3.7"
7.8 days with precipitation
November 3.8"
7.6 days with precipitation
December 3.1"
8.8 days with precipitation
Frost Dates & Growing Season
First Fall Freeze
October 22
50% probability date
Last Spring Freeze
April 13
50% probability date
Growing Season
192 days
Heating & Cooling Degree Days
Annual totals indicate energy demand for heating and cooling
Heating Degree Days
5,170
Higher = more heating needed
Cooling Degree Days
1,249
Higher = more cooling needed
Warmest Month
July
Coldest Month
January
What Robinson's climate means for you
Robinson runs 54°F a year - peaking in July, coldest in January.
- Gardeners get about 192 frost-free days, with the last spring freeze near April 13 - plan the planting calendar around it, not the regional average.
- Energy bills track 5,170 heating and 1,249 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: Robinson, IL
Robinson, Illinois runs an annual average of 54°F, ranging from a mean daily high of 65°F to a mean daily low of 44°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 USC00117345, these thirty-year averages smooth out year-to-year swings into a baseline for what a typical month looks like here.
Rainfall (and snow, where it falls) shapes day-to-day life here as much as temperature does. Robinson sees about 45.5 inches of precipitation a year, predominantly as rainfall. The frost-free season averages 192 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near April 13 and the first fall freeze near October 22. On the energy side, 5,170 heating degree days and 1,249 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.
On PlainClimate's composite comfort index, Robinson scores 68/100 (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 Robinson, IL? ▼
The average annual temperature in Robinson, Illinois is 54°F. The warmest month averages 87°F (31°C) and the coldest averages 20°F (-7°C).
How much rain does Robinson get? ▼
Robinson receives 45.5 inches of precipitation annually. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for Robinson? ▼
Robinson has a climate comfort score of 68/100 (Good), milder than 58% of U.S. cities in the PlainClimate database.
When is the growing season in Robinson? ▼
Robinson has approximately 192 frost-free days per year, with the last spring freeze around April 13 and the first fall freeze around October 22.
How much energy does heating and cooling require in Robinson? ▼
Robinson has 5,170 heating degree days and 1,249 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 Robinson climate data come from? ▼
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from weather station USC00117345 near Robinson.
Data Sources
Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USC00117345. 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.