Climate Carthage - Illinois
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 35 | 40 | 52 | 64 | 74 | 83 |
| Average low in ºF Av. low Lo | 16 | 20 | 30 | 41 | 51 | 60 |
| Av. precipitation in inch Av. precip. Pre. | 1.41 | 1.79 | 2.75 | 3.86 | 4.91 | 4.52 |
| Av. snowfall in inch Snowfall Sn | 6 | 5 | 2 | 1 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 88 | 86 | 79 | 67 | 53 | 38 |
| Average low in ºF Av. low Lo | 64 | 62 | 53 | 42 | 31 | 20 |
| Av. precipitation in inch Av. precip. Pre. | 4.42 | 4.16 | 3.72 | 3.02 | 2.78 | 2.08 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 0 | 1 | 6 |
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 Climate Graph - Illinois Climate Chart
Daily normals Carthage - Illinois - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 34.7 | 16.4 | 0.04 | 0.04 | 0.20 | 0.50 |
| 2 Jan | 34.6 | 16.3 | 0.12 | 0.12 | 0.39 | 1.00 |
| 3 Jan | 34.5 | 16.1 | 0.16 | 0.16 | 0.59 | 1.50 |
| 4 Jan | 34.5 | 16.0 | 0.20 | 0.20 | 0.79 | 2.00 |
| 5 Jan | 34.4 | 15.9 | 0.24 | 0.24 | 0.98 | 2.50 |
| 6 Jan | 34.4 | 15.8 | 0.31 | 0.31 | 1.18 | 3.00 |
| 7 Jan | 34.3 | 15.8 | 0.35 | 0.35 | 1.42 | 3.60 |
| 8 Jan | 34.3 | 15.7 | 0.39 | 0.39 | 1.61 | 4.10 |
| 9 Jan | 34.3 | 15.6 | 0.43 | 0.43 | 1.81 | 4.60 |
| 10 Jan | 34.3 | 15.6 | 0.47 | 0.47 | 2.01 | 5.10 |
| 11 Jan | 34.3 | 15.5 | 0.55 | 0.55 | 2.20 | 5.60 |
| 12 Jan | 34.3 | 15.4 | 0.59 | 0.59 | 2.40 | 6.10 |
| 13 Jan | 34.3 | 15.4 | 0.63 | 0.63 | 2.60 | 6.60 |
| 14 Jan | 34.3 | 15.4 | 0.67 | 0.67 | 2.80 | 7.10 |
| 15 Jan | 34.4 | 15.4 | 0.71 | 0.71 | 2.99 | 7.60 |
| 16 Jan | 34.4 | 15.3 | 0.75 | 0.75 | 3.19 | 8.10 |
| 17 Jan | 34.4 | 15.3 | 0.79 | 0.79 | 3.39 | 8.60 |
| 18 Jan | 34.5 | 15.3 | 0.83 | 0.83 | 3.58 | 9.10 |
| 19 Jan | 34.6 | 15.3 | 0.87 | 0.87 | 3.82 | 9.70 |
| 20 Jan | 34.6 | 15.4 | 0.94 | 0.94 | 4.02 | 10.20 |
| 21 Jan | 34.7 | 15.4 | 0.98 | 0.98 | 4.09 | 10.40 |
| 22 Jan | 34.8 | 15.4 | 1.02 | 1.02 | 4.29 | 10.90 |
| 23 Jan | 34.9 | 15.5 | 1.06 | 1.06 | 4.49 | 11.40 |
| 24 Jan | 35.0 | 15.6 | 1.10 | 1.10 | 4.69 | 11.90 |
| 25 Jan | 35.1 | 15.6 | 1.14 | 1.14 | 4.88 | 12.40 |
| 26 Jan | 35.2 | 15.7 | 1.18 | 1.18 | 5.12 | 13.00 |
| 27 Jan | 35.3 | 15.8 | 1.22 | 1.22 | 5.20 | 13.20 |
| 28 Jan | 35.4 | 15.9 | 1.30 | 1.30 | 5.39 | 13.70 |
| 29 Jan | 35.6 | 16.1 | 1.34 | 1.34 | 5.59 | 14.20 |
| 30 Jan | 35.7 | 16.2 | 1.38 | 1.38 | 5.79 | 14.70 |
| 31 Jan | 35.9 | 16.3 | 1.42 | 1.42 | 5.98 | 15.20 |
Weather history Carthage - July 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Jul | 91.9 | 73.9 | 0.00 | - | - |
| 02 Jul | 91.9 | 73.9 | 0.00 | - | - |
| 03 Jul | - | - | - | - | - |
| 04 Jul | - | - | - | - | - |
| 05 Jul | - | - | - | - | - |
| 06 Jul | - | - | - | - | - |
| 07 Jul | - | - | - | - | - |
| 08 Jul | - | - | - | - | - |
| 09 Jul | - | - | - | - | - |
| 10 Jul | - | - | - | - | - |
| 11 Jul | - | - | - | - | - |
| 12 Jul | - | - | - | - | - |
| 13 Jul | - | - | - | - | - |
| 14 Jul | - | - | - | - | - |
| 15 Jul | - | - | - | - | - |
| 16 Jul | - | - | - | - | - |
| 17 Jul | - | - | - | - | - |
| 18 Jul | - | - | - | - | - |
| 19 Jul | - | - | - | - | - |
| 20 Jul | - | - | - | - | - |
| 21 Jul | - | - | - | - | - |
| 22 Jul | - | - | - | - | - |
| 23 Jul | - | - | - | - | - |
| 24 Jul | - | - | - | - | - |
| 25 Jul | - | - | - | - | - |
| 26 Jul | - | - | - | - | - |
| 27 Jul | - | - | - | - | - |
| 28 Jul | - | - | - | - | - |
| 29 Jul | - | - | - | - | - |
| 30 Jul | - | - | - | - | - |
| 31 Jul | - | - | - | - | - |
Past weather Carthage
| Jul 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 91.9 ºF | 35 ºF | |
| Average low temperature Av. low temp. | 73.9 ºF | 16 ºF | |
| Total precipitation Total precip. | 0.00 inch | 1.41 inch | |
| Total snowfall Total snowfall | - inch | 6 inch | |
| Highest max temperature Highest max temp. | 91.9 ºF | - | |
| Lowest max temperature Lowest max temp. | 91.9 ºF | - | |
| Highest min temperature Highest min temp. | 73.9 ºF | - | |
| Lowest min temperature Lowest min temp. | 73.9 ºF | - | |
Past weather July 2026 incomplete - Missing data
Geo Carthage - Illinois
| Country | United States | |
|---|---|---|
| State | Illinois | |
| County | - | |
| City | Carthage | |
| Zip Code | 62321 | |
| Longitude | -91.14 dec. degr. | |
| Latitude | 40.42 dec. degr. | |
| Altitude - Elevation | 669ft | |
| ICAO | - | |
| IATA | - |
Date and Time Carthage - Illinois
| Local Time | 07:44 AM | |
|---|---|---|
| Sunrise | 05:38 AM | |
| Sunset | 08:39 PM | |
| Day/Night | Day | |
| Timezone | Central Daylight Time | |
| Timezone DB | America - Chicago |
Map of Carthage - Illinois
USGS National Map — Open interactive map
Carthage weather averages
| Annual high temperature | 63ºF |
| Annual low temperature | 41ºF |
| Average annual precip. | 39.42 inch |
| Av. annual snowfall | 21 inch |
Station Data
Monthly averages Carthage
Longitude: -91.1363, Latitude: 40.4164
Average weather Carthage, IL - 62321
Monthly: 1991-2020 normals
History: 2008-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...