Hot-summer humid continental climate
Climate Morrison - Illinois
Annual high60ºF
Annual low38ºF
Precipitation37.76 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 31 | 12 | 1.48 | 10 |
| Feb | 36 | 17 | 1.69 | 6 |
| Mar | 48 | 28 | 2.68 | 3 |
| Apr | 62 | 38 | 3.48 | 1 |
| May | 73 | 49 | 4.20 | 0 |
| Jun | 82 | 59 | 4.83 | 0 |
| Jul | 85 | 62 | 3.94 | 0 |
| Aug | 83 | 60 | 4.70 | 0 |
| Sep | 76 | 51 | 2.96 | 0 |
| Oct | 64 | 39 | 2.97 | 0 |
| Nov | 49 | 29 | 2.74 | 2 |
| Dec | 35 | 17 | 2.09 | 8 |
- JanHigh 31ºFLow 12ºFPrecip 1.48 inch
- FebHigh 36ºFLow 17ºFPrecip 1.69 inch
- MarHigh 48ºFLow 28ºFPrecip 2.68 inch
- AprHigh 62ºFLow 38ºFPrecip 3.48 inch
- MayHigh 73ºFLow 49ºFPrecip 4.20 inch
- JunHigh 82ºFLow 59ºFPrecip 4.83 inch
- JulHigh 85ºFLow 62ºFPrecip 3.94 inch
- AugHigh 83ºFLow 60ºFPrecip 4.70 inch
- SepHigh 76ºFLow 51ºFPrecip 2.96 inch
- OctHigh 64ºFLow 39ºFPrecip 2.97 inch
- NovHigh 49ºFLow 29ºFPrecip 2.74 inch
- DecHigh 35ºFLow 17ºFPrecip 2.09 inch
Climate summary
What is the average weather in Morrison, Illinois?
Morrison experiences a humid continental climate, marked by very large seasonal temperature contrasts. Summers are warm and fairly wet, with June being the wettest month. Winters are cold and snowy, bringing significant snowfall. Precipitation is spread relatively evenly through the year, with winter moisture often arriving as snow.
Morrison weather averages
Annual high60ºF
Annual low38ºF
Precipitation37.76 inch
Snowfall30 inch
Daily normals Morrison - Illinois - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 30.1 | 14.2 | 0.05 | 0.05 | 0.30 | 0.30 |
| Jan 2 | 29.9 | 14.0 | 0.10 | 0.10 | 0.50 | 0.50 |
| Jan 3 | 29.8 | 13.8 | 0.15 | 0.15 | 0.80 | 0.80 |
| Jan 4 | 29.6 | 13.6 | 0.20 | 0.20 | 1.10 | 1.10 |
| Jan 5 | 29.4 | 13.4 | 0.25 | 0.25 | 1.30 | 1.30 |
| Jan 6 | 29.3 | 13.2 | 0.29 | 0.29 | 1.60 | 1.60 |
| Jan 7 | 29.2 | 13.0 | 0.34 | 0.34 | 2.00 | 2.00 |
| Jan 8 | 29.0 | 12.8 | 0.39 | 0.39 | 2.30 | 2.30 |
| Jan 9 | 28.9 | 12.6 | 0.44 | 0.44 | 2.60 | 2.60 |
| Jan 10 | 28.8 | 12.4 | 0.50 | 0.50 | 2.90 | 2.90 |
| Jan 11 | 28.7 | 12.2 | 0.55 | 0.55 | 3.30 | 3.30 |
| Jan 12 | 28.6 | 12.1 | 0.60 | 0.60 | 3.60 | 3.60 |
| Jan 13 | 28.6 | 11.9 | 0.65 | 0.65 | 3.90 | 3.90 |
| Jan 14 | 28.5 | 11.8 | 0.70 | 0.70 | 4.30 | 4.30 |
| Jan 15 | 28.5 | 11.6 | 0.74 | 0.74 | 4.70 | 4.70 |
| Jan 16 | 28.4 | 11.5 | 0.79 | 0.79 | 5.00 | 5.00 |
| Jan 17 | 28.4 | 11.4 | 0.84 | 0.84 | 5.40 | 5.40 |
| Jan 18 | 28.4 | 11.3 | 0.89 | 0.89 | 5.80 | 5.80 |
| Jan 19 | 28.4 | 11.2 | 0.94 | 0.94 | 6.10 | 6.10 |
| Jan 20 | 28.4 | 11.2 | 0.98 | 0.98 | 6.50 | 6.50 |
| Jan 21 | 28.4 | 11.1 | 1.03 | 1.03 | 6.90 | 6.90 |
| Jan 22 | 28.5 | 11.1 | 1.08 | 1.08 | 7.20 | 7.20 |
| Jan 23 | 28.5 | 11.1 | 1.13 | 1.13 | 7.60 | 7.60 |
| Jan 24 | 28.6 | 11.1 | 1.17 | 1.17 | 8.00 | 8.00 |
| Jan 25 | 28.7 | 11.1 | 1.22 | 1.22 | 8.30 | 8.30 |
| Jan 26 | 28.7 | 11.1 | 1.27 | 1.27 | 8.70 | 8.70 |
| Jan 27 | 28.8 | 11.2 | 1.32 | 1.32 | 9.00 | 9.00 |
| Jan 28 | 29.0 | 11.2 | 1.37 | 1.37 | 9.40 | 9.40 |
| Jan 29 | 29.1 | 11.3 | 1.41 | 1.41 | 9.70 | 9.70 |
| Jan 30 | 29.2 | 11.4 | 1.46 | 1.46 | 10.10 | 10.10 |
| Jan 31 | 29.4 | 11.6 | 1.51 | 1.51 | 10.40 | 10.40 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Morrison - August 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Aug 1 | 70.0 | 64.9 | 2.23 |
| Aug 2 | 70.0 | 63.0 | 0.00 |
| Aug 3 | 80.1 | 55.9 | 0.00 |
| Aug 4 | 81.0 | 59.0 | 0.00 |
| Aug 5 | 84.0 | 66.0 | 0.00 |
| Aug 6 | 77.0 | 64.0 | 0.16 |
| Aug 7 | 80.1 | 64.0 | 0.00 |
| Aug 8 | 84.0 | 62.1 | 0.00 |
| Aug 9 | 80.1 | 60.1 | 0.00 |
| Aug 10 | 84.0 | 70.0 | 0.00 |
| Aug 11 | 84.9 | 72.0 | T |
| Aug 12 | 82.0 | 66.0 | 0.88 |
| Aug 13 | 81.0 | 66.0 | 0.76 |
| Aug 14 | 77.0 | 66.9 | 0.52 |
| Aug 15 | 75.0 | 68.0 | 0.22 |
| Aug 16 | 82.9 | 70.0 | 0.00 |
| Aug 17 | 84.0 | 60.1 | 0.00 |
| Aug 18 | 81.0 | 59.0 | 0.00 |
| Aug 19 | 79.0 | 62.1 | 0.07 |
| Aug 20 | 82.0 | 59.0 | 0.00 |
| Aug 21 | 80.1 | 57.9 | T |
| Aug 22 | 82.0 | 61.0 | 0.22 |
| Aug 23 | 80.1 | 55.9 | 0.00 |
| Aug 24 | 75.9 | 51.1 | 0.00 |
| Aug 25 | 79.0 | 53.1 | 0.00 |
| Aug 26 | 78.1 | 55.9 | 0.00 |
| Aug 27 | 82.0 | 57.9 | 0.00 |
| Aug 28 | 82.0 | 53.1 | 0.00 |
| Aug 29 | 82.0 | 55.0 | 0.00 |
| Aug 30 | 77.0 | 61.0 | 0.38 |
| Aug 31 | 75.9 | 69.1 | 0.22 |
The data for August 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature84.9ºF · Aug 11
- Lowest max temperature70.0ºF · Aug 1
- Highest min temperature72.0ºF · Aug 11
- Lowest min temperature51.1ºF · Aug 24
Geo Morrison - Illinois
Location
- Country
- United States
- State
- Illinois
- County
- Whiteside
- City
- Morrison
- Zip Code
- 61270
- Elevation
- 669 ft
- Longitude
- -89.97
- Latitude
- 41.81
- ICAO
- –
- IATA
- –