Hot-summer humid continental climate
Climate Cascade - Iowa
Annual high58ºF
Annual low37ºF
Precipitation35.85 inch
| Month | HighºF | LowºF | Precipinch |
|---|---|---|---|
| Jan | 27 | 9 | 1.12 |
| Feb | 32 | 14 | 1.33 |
| Mar | 45 | 26 | 2.12 |
| Apr | 59 | 36 | 3.31 |
| May | 71 | 47 | 3.74 |
| Jun | 80 | 58 | 4.88 |
| Jul | 83 | 61 | 3.90 |
| Aug | 82 | 59 | 4.90 |
| Sep | 74 | 49 | 3.58 |
| Oct | 62 | 37 | 2.80 |
| Nov | 46 | 27 | 2.44 |
| Dec | 31 | 14 | 1.73 |
- JanHigh 27ºFLow 9ºFPrecip 1.12 inch
- FebHigh 32ºFLow 14ºFPrecip 1.33 inch
- MarHigh 45ºFLow 26ºFPrecip 2.12 inch
- AprHigh 59ºFLow 36ºFPrecip 3.31 inch
- MayHigh 71ºFLow 47ºFPrecip 3.74 inch
- JunHigh 80ºFLow 58ºFPrecip 4.88 inch
- JulHigh 83ºFLow 61ºFPrecip 3.90 inch
- AugHigh 82ºFLow 59ºFPrecip 4.90 inch
- SepHigh 74ºFLow 49ºFPrecip 3.58 inch
- OctHigh 62ºFLow 37ºFPrecip 2.80 inch
- NovHigh 46ºFLow 27ºFPrecip 2.44 inch
- DecHigh 31ºFLow 14ºFPrecip 1.73 inch
Climate summary
What is the average weather in Cascade, Iowa?
Cascade experiences a humid continental climate, marked by a very strong seasonal temperature contrast. Summers are warm and bring the most precipitation, making it fairly wet overall. Winters are cold, with the driest conditions occurring during this season. The inland location amplifies these significant temperature swings.
Cascade weather averages
Annual high58ºF
Annual low37ºF
Precipitation35.85 inch
Daily normals Cascade - Iowa - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 28.4 | 13.4 | 0.04 | 0.04 | 0.20 | 0.20 |
| Jan 2 | 28.3 | 13.2 | 0.08 | 0.08 | 0.40 | 0.40 |
| Jan 3 | 28.1 | 13.0 | 0.13 | 0.13 | 0.60 | 0.60 |
| Jan 4 | 28.0 | 12.8 | 0.17 | 0.17 | 0.80 | 0.80 |
| Jan 5 | 27.8 | 12.6 | 0.21 | 0.21 | 1.00 | 1.00 |
| Jan 6 | 27.7 | 12.4 | 0.25 | 0.25 | 1.20 | 1.20 |
| Jan 7 | 27.6 | 12.2 | 0.29 | 0.29 | 1.40 | 1.40 |
| Jan 8 | 27.5 | 12.1 | 0.33 | 0.33 | 1.60 | 1.60 |
| Jan 9 | 27.4 | 11.9 | 0.37 | 0.37 | 1.80 | 1.80 |
| Jan 10 | 27.3 | 11.7 | 0.41 | 0.41 | 2.10 | 2.10 |
| Jan 11 | 27.2 | 11.6 | 0.45 | 0.45 | 2.30 | 2.30 |
| Jan 12 | 27.2 | 11.4 | 0.49 | 0.49 | 2.50 | 2.50 |
| Jan 13 | 27.1 | 11.3 | 0.52 | 0.52 | 2.80 | 2.80 |
| Jan 14 | 27.1 | 11.2 | 0.56 | 0.56 | 3.10 | 3.10 |
| Jan 15 | 27.0 | 11.1 | 0.60 | 0.60 | 3.30 | 3.30 |
| Jan 16 | 27.0 | 11.0 | 0.64 | 0.64 | 3.60 | 3.60 |
| Jan 17 | 27.0 | 10.9 | 0.68 | 0.68 | 3.90 | 3.90 |
| Jan 18 | 27.0 | 10.8 | 0.71 | 0.71 | 4.10 | 4.10 |
| Jan 19 | 27.0 | 10.7 | 0.75 | 0.75 | 4.40 | 4.40 |
| Jan 20 | 27.0 | 10.7 | 0.79 | 0.79 | 4.70 | 4.70 |
| Jan 21 | 27.0 | 10.6 | 0.83 | 0.83 | 5.00 | 5.00 |
| Jan 22 | 27.0 | 10.6 | 0.87 | 0.87 | 5.30 | 5.30 |
| Jan 23 | 27.1 | 10.6 | 0.91 | 0.91 | 5.60 | 5.60 |
| Jan 24 | 27.1 | 10.6 | 0.95 | 0.95 | 5.90 | 5.90 |
| Jan 25 | 27.2 | 10.6 | 1.00 | 1.00 | 6.30 | 6.30 |
| Jan 26 | 27.3 | 10.6 | 1.04 | 1.04 | 6.60 | 6.60 |
| Jan 27 | 27.4 | 10.6 | 1.08 | 1.08 | 6.90 | 6.90 |
| Jan 28 | 27.5 | 10.7 | 1.13 | 1.13 | 7.30 | 7.30 |
| Jan 29 | 27.6 | 10.8 | 1.17 | 1.17 | 7.60 | 7.60 |
| Jan 30 | 27.7 | 10.9 | 1.22 | 1.22 | 8.00 | 8.00 |
| Jan 31 | 27.9 | 11.0 | 1.26 | 1.26 | 8.30 | 8.30 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Cascade - September 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Sep 1 | 89.1 | 68.0 | 0.11 |
| Sep 2 | – | – | – |
| Sep 3 | – | – | – |
| Sep 4 | 93.0 | 72.0 | 0.00 |
| Sep 5 | – | – | – |
| Sep 6 | – | – | – |
| Sep 7 | – | – | – |
| Sep 8 | – | – | – |
| Sep 9 | – | – | – |
| Sep 10 | – | – | – |
| Sep 11 | – | – | – |
| Sep 12 | – | – | – |
| Sep 13 | – | – | – |
| Sep 14 | – | – | – |
| Sep 15 | – | – | – |
| Sep 16 | – | – | – |
| Sep 17 | – | – | – |
| Sep 18 | – | – | – |
| Sep 19 | – | – | – |
| Sep 20 | – | – | – |
| Sep 21 | 62.1 | 55.0 | – |
| Sep 22 | 59.0 | 51.1 | 0.40 |
| Sep 23 | – | – | – |
| Sep 24 | – | – | – |
| Sep 25 | – | – | – |
| Sep 26 | – | – | – |
| Sep 27 | – | – | – |
| Sep 28 | – | – | – |
| Sep 29 | 73.9 | 45.0 | 0.01 |
| Sep 30 | 77.0 | 50.0 | 0.66 |
The data for September 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 temperature93.0ºF · Sep 4
- Lowest max temperature59.0ºF · Sep 22
- Highest min temperature72.0ºF · Sep 4
- Lowest min temperature45.0ºF · Sep 29
Geo Cascade - Iowa
Location
- Country
- United States
- State
- Iowa
- County
- Dubuque
- City
- Cascade
- Zip Code
- 52033
- Elevation
- 853 ft
- Longitude
- -91.01
- Latitude
- 42.30
- ICAO
- –
- IATA
- –