Hot-summer humid continental climate
Climate Carthage - Illinois
Annual high63ºF
Annual low41ºF
Precipitation39.42 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 35 | 16 | 1.41 | 6 |
| Feb | 40 | 20 | 1.79 | 5 |
| Mar | 52 | 30 | 2.75 | 2 |
| Apr | 64 | 41 | 3.86 | 1 |
| May | 74 | 51 | 4.91 | 0 |
| Jun | 83 | 60 | 4.52 | 0 |
| Jul | 88 | 64 | 4.42 | 0 |
| Aug | 86 | 62 | 4.16 | 0 |
| Sep | 79 | 53 | 3.72 | 0 |
| Oct | 67 | 42 | 3.02 | 0 |
| Nov | 53 | 31 | 2.78 | 1 |
| Dec | 38 | 20 | 2.08 | 6 |
- JanHigh 35ºFLow 16ºFPrecip 1.41 inch
- FebHigh 40ºFLow 20ºFPrecip 1.79 inch
- MarHigh 52ºFLow 30ºFPrecip 2.75 inch
- AprHigh 64ºFLow 41ºFPrecip 3.86 inch
- MayHigh 74ºFLow 51ºFPrecip 4.91 inch
- JunHigh 83ºFLow 60ºFPrecip 4.52 inch
- JulHigh 88ºFLow 64ºFPrecip 4.42 inch
- AugHigh 86ºFLow 62ºFPrecip 4.16 inch
- SepHigh 79ºFLow 53ºFPrecip 3.72 inch
- OctHigh 67ºFLow 42ºFPrecip 3.02 inch
- NovHigh 53ºFLow 31ºFPrecip 2.78 inch
- DecHigh 38ºFLow 20ºFPrecip 2.08 inch
Climate summary
What is the average weather in Carthage, Illinois?
Carthage experiences a humid continental climate, marked by very large seasonal temperature contrasts. Summers are hot, while winters are cold and bring regular snowfall. The area is fairly wet overall, with precipitation spread relatively evenly throughout the year, though summer tends to be wetter and winter drier.
Carthage weather averages
Annual high63ºF
Annual low41ºF
Precipitation39.42 inch
Snowfall21 inch
Daily normals Carthage - Illinois - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 34.8 | 19.5 | 0.06 | 0.06 | 0.20 | 0.20 |
| Jan 2 | 34.6 | 19.3 | 0.12 | 0.12 | 0.50 | 0.50 |
| Jan 3 | 34.4 | 19.1 | 0.18 | 0.18 | 0.70 | 0.70 |
| Jan 4 | 34.3 | 18.9 | 0.24 | 0.24 | 1.00 | 1.00 |
| Jan 5 | 34.1 | 18.7 | 0.30 | 0.30 | 1.20 | 1.20 |
| Jan 6 | 34.0 | 18.5 | 0.35 | 0.35 | 1.50 | 1.50 |
| Jan 7 | 33.9 | 18.3 | 0.41 | 0.41 | 1.80 | 1.80 |
| Jan 8 | 33.8 | 18.1 | 0.47 | 0.47 | 2.00 | 2.00 |
| Jan 9 | 33.7 | 18.0 | 0.52 | 0.52 | 2.30 | 2.30 |
| Jan 10 | 33.6 | 17.8 | 0.58 | 0.58 | 2.60 | 2.60 |
| Jan 11 | 33.6 | 17.7 | 0.63 | 0.63 | 2.80 | 2.80 |
| Jan 12 | 33.5 | 17.6 | 0.68 | 0.68 | 3.10 | 3.10 |
| Jan 13 | 33.5 | 17.4 | 0.73 | 0.73 | 3.30 | 3.30 |
| Jan 14 | 33.4 | 17.3 | 0.78 | 0.78 | 3.60 | 3.60 |
| Jan 15 | 33.4 | 17.2 | 0.83 | 0.83 | 3.80 | 3.80 |
| Jan 16 | 33.4 | 17.2 | 0.88 | 0.88 | 4.10 | 4.10 |
| Jan 17 | 33.4 | 17.1 | 0.94 | 0.94 | 4.40 | 4.40 |
| Jan 18 | 33.4 | 17.0 | 0.99 | 0.99 | 4.60 | 4.60 |
| Jan 19 | 33.5 | 17.0 | 1.05 | 1.05 | 4.90 | 4.90 |
| Jan 20 | 33.5 | 17.0 | 1.10 | 1.10 | 5.10 | 5.10 |
| Jan 21 | 33.6 | 17.0 | 1.16 | 1.16 | 5.40 | 5.40 |
| Jan 22 | 33.6 | 17.0 | 1.21 | 1.21 | 5.60 | 5.60 |
| Jan 23 | 33.7 | 17.0 | 1.26 | 1.26 | 5.80 | 5.80 |
| Jan 24 | 33.8 | 17.1 | 1.31 | 1.31 | 6.10 | 6.10 |
| Jan 25 | 33.9 | 17.1 | 1.36 | 1.36 | 6.30 | 6.30 |
| Jan 26 | 34.0 | 17.2 | 1.42 | 1.42 | 6.50 | 6.50 |
| Jan 27 | 34.2 | 17.3 | 1.47 | 1.47 | 6.80 | 6.80 |
| Jan 28 | 34.3 | 17.4 | 1.52 | 1.52 | 7.00 | 7.00 |
| Jan 29 | 34.5 | 17.5 | 1.57 | 1.57 | 7.20 | 7.20 |
| Jan 30 | 34.6 | 17.6 | 1.62 | 1.62 | 7.40 | 7.40 |
| Jan 31 | 34.8 | 17.8 | 1.67 | 1.67 | 7.60 | 7.60 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Carthage - November 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Nov 1 | 62.1 | 55.0 | 0.00 |
| Nov 2 | – | – | – |
| Nov 3 | – | – | – |
| Nov 4 | – | – | – |
| Nov 5 | 57.0 | 46.9 | 0.01 |
| Nov 6 | 54.0 | 43.0 | 0.07 |
| Nov 7 | – | – | – |
| Nov 8 | – | – | – |
| Nov 9 | – | – | – |
| Nov 10 | – | – | – |
| Nov 11 | – | – | – |
| Nov 12 | – | – | – |
| Nov 13 | – | – | – |
| Nov 14 | – | – | – |
| Nov 15 | – | – | – |
| Nov 16 | – | – | – |
| Nov 17 | – | – | – |
| Nov 18 | – | – | – |
| Nov 19 | – | – | – |
| Nov 20 | – | – | – |
| Nov 21 | – | – | – |
| Nov 22 | – | – | – |
| Nov 23 | – | – | – |
| Nov 24 | – | – | – |
| Nov 25 | – | – | – |
| Nov 26 | – | – | – |
| Nov 27 | – | – | – |
| Nov 28 | – | – | – |
| Nov 29 | – | – | – |
| Nov 30 | – | – | – |
The data for November 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 temperature62.1ºF · Nov 1
- Lowest max temperature54.0ºF · Nov 6
- Highest min temperature55.0ºF · Nov 1
- Lowest min temperature43.0ºF · Nov 6
Geo Carthage - Illinois
Location
- Country
- United States
- State
- Illinois
- County
- –
- City
- Carthage
- Zip Code
- 62321
- Elevation
- 669 ft
- Longitude
- -91.14
- Latitude
- 40.42
- ICAO
- –
- IATA
- –