Hot-summer humid continental climate
Climate Altona - Illinois
Annual high60ºF
Annual low39ºF
Precipitation38.13 inch
| Month | HighºF | LowºF | Precipinch |
|---|---|---|---|
| Jan | 30 | 13 | 1.62 |
| Feb | 35 | 17 | 1.79 |
| Mar | 48 | 27 | 2.91 |
| Apr | 62 | 38 | 3.73 |
| May | 72 | 49 | 4.37 |
| Jun | 81 | 59 | 4.38 |
| Jul | 84 | 62 | 4.09 |
| Aug | 82 | 60 | 3.91 |
| Sep | 76 | 51 | 3.44 |
| Oct | 64 | 40 | 2.87 |
| Nov | 48 | 29 | 2.86 |
| Dec | 34 | 18 | 2.16 |
- JanHigh 30ºFLow 13ºFPrecip 1.62 inch
- FebHigh 35ºFLow 17ºFPrecip 1.79 inch
- MarHigh 48ºFLow 27ºFPrecip 2.91 inch
- AprHigh 62ºFLow 38ºFPrecip 3.73 inch
- MayHigh 72ºFLow 49ºFPrecip 4.37 inch
- JunHigh 81ºFLow 59ºFPrecip 4.38 inch
- JulHigh 84ºFLow 62ºFPrecip 4.09 inch
- AugHigh 82ºFLow 60ºFPrecip 3.91 inch
- SepHigh 76ºFLow 51ºFPrecip 3.44 inch
- OctHigh 64ºFLow 40ºFPrecip 2.87 inch
- NovHigh 48ºFLow 29ºFPrecip 2.86 inch
- DecHigh 34ºFLow 18ºFPrecip 2.16 inch
Climate summary
What is the average weather in Altona, Illinois?
Altona experiences a humid continental climate, marked by a very large seasonal temperature contrast. Summers are warm and fairly wet, with the most precipitation occurring during this season. Winters are cold, and the inland location amplifies these significant temperature swings, making for a distinct annual weather pattern.
Altona weather averages
Annual high60ºF
Annual low39ºF
Precipitation38.13 inch
Daily normals Altona - Illinois - January
| Day | HighºF | LowºF | Prec/ | Prec/ |
|---|---|---|---|---|
| Jan 1 | 30.7 | 15.0 | 0.07 | 0.07 |
| Jan 2 | 30.6 | 14.8 | 0.13 | 0.13 |
| Jan 3 | 30.4 | 14.6 | 0.20 | 0.20 |
| Jan 4 | 30.2 | 14.4 | 0.26 | 0.26 |
| Jan 5 | 30.1 | 14.2 | 0.32 | 0.32 |
| Jan 6 | 30.0 | 14.1 | 0.38 | 0.38 |
| Jan 7 | 29.8 | 13.9 | 0.45 | 0.45 |
| Jan 8 | 29.7 | 13.7 | 0.51 | 0.51 |
| Jan 9 | 29.6 | 13.6 | 0.58 | 0.58 |
| Jan 10 | 29.6 | 13.4 | 0.64 | 0.64 |
| Jan 11 | 29.5 | 13.2 | 0.70 | 0.70 |
| Jan 12 | 29.5 | 13.1 | 0.76 | 0.76 |
| Jan 13 | 29.4 | 13.0 | 0.82 | 0.82 |
| Jan 14 | 29.4 | 12.8 | 0.88 | 0.88 |
| Jan 15 | 29.4 | 12.7 | 0.94 | 0.94 |
| Jan 16 | 29.4 | 12.6 | 0.99 | 0.99 |
| Jan 17 | 29.4 | 12.5 | 1.05 | 1.05 |
| Jan 18 | 29.4 | 12.4 | 1.10 | 1.10 |
| Jan 19 | 29.5 | 12.3 | 1.16 | 1.16 |
| Jan 20 | 29.5 | 12.3 | 1.21 | 1.21 |
| Jan 21 | 29.6 | 12.2 | 1.26 | 1.26 |
| Jan 22 | 29.7 | 12.2 | 1.32 | 1.32 |
| Jan 23 | 29.8 | 12.1 | 1.37 | 1.37 |
| Jan 24 | 29.9 | 12.1 | 1.42 | 1.42 |
| Jan 25 | 30.0 | 12.1 | 1.48 | 1.48 |
| Jan 26 | 30.1 | 12.1 | 1.54 | 1.54 |
| Jan 27 | 30.3 | 12.2 | 1.59 | 1.59 |
| Jan 28 | 30.4 | 12.2 | 1.65 | 1.65 |
| Jan 29 | 30.6 | 12.3 | 1.70 | 1.70 |
| Jan 30 | 30.8 | 12.3 | 1.76 | 1.76 |
| Jan 31 | 31.0 | 12.4 | 1.82 | 1.82 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Altona - June 2025
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Jun 1 | – | – | 0.00 |
| Jun 2 | – | – | 0.00 |
| Jun 3 | – | – | 0.00 |
| Jun 4 | – | – | – |
| Jun 5 | – | – | – |
| Jun 6 | – | – | 0.00 |
| Jun 7 | – | – | 0.00 |
| Jun 8 | – | – | – |
| Jun 9 | – | – | – |
| Jun 10 | – | – | 0.00 |
| Jun 11 | – | – | 0.00 |
| Jun 12 | – | – | 0.00 |
| Jun 13 | – | – | 0.00 |
| Jun 14 | – | – | – |
| Jun 15 | – | – | 0.00 |
| Jun 16 | – | – | 0.00 |
| Jun 17 | – | – | – |
| Jun 18 | – | – | – |
| Jun 19 | – | – | – |
| Jun 20 | – | – | 0.00 |
| Jun 21 | – | – | – |
| Jun 22 | – | – | 0.00 |
| Jun 23 | – | – | 0.00 |
| Jun 24 | – | – | 0.00 |
| Jun 25 | – | – | – |
| Jun 26 | – | – | – |
| Jun 27 | – | – | – |
| Jun 28 | – | – | 0.00 |
| Jun 29 | – | – | 0.00 |
| Jun 30 | – | – | 0.00 |
The data for June 2025 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
Geo Altona - Illinois
Location
- Country
- United States
- State
- Illinois
- County
- –
- City
- Altona
- Zip Code
- 61414
- Elevation
- 761 ft
- Longitude
- -90.16
- Latitude
- 41.11
- ICAO
- –
- IATA
- –