Mattoon/Coles Cnty
Weather station · 39.5°N 88.3°W · 216 m above sea level
ICAO KMTOStation data since 1998
Record high
33.9°C
in 2017
Record low
4.4°C
in 2012
Average high
25.0°C
all years on record
16.1°C short of the record for 23 September
Today’s high 17.8°C against 33.9°C in 2017. A reading that beats it is flagged here automatically, once a second cycle confirms it.
All-time record high
41.1°C
- Date
- Saturday, 7 July 2012
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Mattoon/Coles Cnty, United States
- Position
- 39.47°N 88.27°W · 216 m
Highest highest in available records since 1998. Source: NOAA GHCN-Daily.
All-time record low
−25.5°C
- Date
- Monday, 6 January 2014
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Mattoon/Coles Cnty, United States
- Position
- 39.47°N 88.27°W · 216 m
Highest and lowest lowest in available records since 1998. Source: NOAA GHCN-Daily.
Where Mattoon/Coles Cnty is
39.47°N 88.27°W
Every year on record
1998 to 2026
Annual average · °C
Trend over 28 years with data: +0.20 °C per decade
Source: NOAA GHCN-Daily. Years the station did not cover are left as gaps, never joined across. The dashed line is a least squares trend through the years that have data.
Records by month
Jan
18.9°
−25.5°
Feb
23.3°
−24.9°
Mar
30.0°
−21.0°
Apr
30.6°
−5.5°
May
34.4°
−0.6°
Jun
40.0°
1.7°
Jul
41.1°
7.8°
Aug
37.2°
8.3°
Sep
37.2°
Recent days
| Day | High | At | Low | At |
|---|---|---|---|---|
| 2026-09-23 | 17.8°C | 00:53 UTC | 15.0°C | 06:53 UTC |
| 2026-09-22 | 22.8°C | 19:53 UTC | 18.3°C | 15:14 UTC |
Nearby stations
Data sources for this page
| Figure | Source | Type |
|---|---|---|
| Right now, today so far | NOAA Aviation Weather Center (METAR) and NOAA NWS WMO bulletins (SYNOP) | Measured, station |
| All-time, monthly and on-this-day records | NOAA NCEI Global Historical Climatology Network daily (GHCN-Daily), 1998 to 2026 | Measured, station |
| Nearby stations and distances | Computed from station positions in our own database | Calculated |
