Effingham weather in October: Effingham, Illinois: normal highs, lows, rain and records for October
Effingham in October has a normal high of 69°F and a normal low of 44°F, a daily mean of 56°F, falling from 76°F on the 1st to 62°F by the 31st. Measurable precipitation falls on 9 days in a normal October, 3.49 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 20°C and low of 7°C, 89 mm of precipitation in October.
- NOAA stationEffingham (3 mi SW)
- Station IDUSC00112687
- Location39.12°N 88.62°W
- Elevation625 ft (191 m)
- From the center4 miles
- Population12,434
- Jan 37° 20°
- Feb 43° 23°
- Mar 54° 32°
- Apr 66° 42°
- May 76° 54°
- Jun 85° 63°
- Jul 89° 66°
- Aug 87° 64°
- Sep 81° 56°
- Oct 69° 44°
- Nov 54° 34°
- Dec 42° 25°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Effingham in October?
The normal high is 69°F and the normal low 44°F, for a daily mean of 56.4°F. October is 12.0°F cooler than September and 12.5°F warmer than November. October is the 6th warmest month of the year in Effingham and the 6th wettest. Across the month the normal high falls 14°F, from 76°F on October 1 to 62°F on October 31. From one year to the next October's mean temperature typically moves about 2.4°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 54°F and 59°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 32%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 76°F | 50°F | 26% | 16% |
| October 8 | 73°F | 47°F | 28% | 17% |
| October 15 | 69°F | 44°F | 29% | 18% |
| October 22 | 66°F | 42°F | 30% | 19% |
| October 31 | 62°F | 39°F | 32% | 20% |
Every day of October: normal high, low and chance of precipitation (warmest afternoon October 1, coldest night October 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| October 1 | 76°F | 50°F | 26% | 16% | 11 h 50 min |
| October 2 | 75°F | 49°F | 27% | 16% | 11 h 50 min |
| October 3 | 75°F | 49°F | 27% | 17% | 11 h 40 min |
| October 4 | 74°F | 48°F | 27% | 17% | 11 h 40 min |
| October 5 | 74°F | 48°F | 27% | 17% | 11 h 40 min |
| October 6 | 74°F | 48°F | 27% | 17% | 11 h 40 min |
| October 7 | 73°F | 47°F | 27% | 17% | 11 h 30 min |
| October 8 | 73°F | 47°F | 28% | 17% | 11 h 30 min |
| October 9 | 72°F | 47°F | 28% | 17% | 11 h 30 min |
| October 10 | 72°F | 46°F | 28% | 17% | 11 h 30 min |
| October 11 | 71°F | 46°F | 28% | 17% | 11 h 20 min |
| October 12 | 71°F | 45°F | 29% | 17% | 11 h 20 min |
| October 13 | 70°F | 45°F | 29% | 18% | 11 h 20 min |
| October 14 | 70°F | 45°F | 29% | 18% | 11 h 20 min |
| October 15 | 69°F | 44°F | 29% | 18% | 11 h 10 min |
| October 16 | 69°F | 44°F | 29% | 18% | 11 h 10 min |
| October 17 | 68°F | 44°F | 30% | 18% | 11 h 10 min |
| October 18 | 68°F | 43°F | 30% | 18% | 11 h 10 min |
| October 19 | 68°F | 43°F | 30% | 18% | 11 h |
| October 20 | 67°F | 43°F | 30% | 19% | 11 h |
| October 21 | 67°F | 42°F | 30% | 19% | 11 h |
| October 22 | 66°F | 42°F | 30% | 19% | 11 h |
| October 23 | 66°F | 42°F | 31% | 19% | 11 h |
| October 24 | 65°F | 41°F | 31% | 19% | 10 h 50 min |
| October 25 | 65°F | 41°F | 31% | 19% | 10 h 50 min |
| October 26 | 64°F | 41°F | 31% | 19% | 10 h 50 min |
| October 27 | 64°F | 40°F | 32% | 19% | 10 h 50 min |
| October 28 | 63°F | 40°F | 32% | 20% | 10 h 40 min |
| October 29 | 63°F | 40°F | 32% | 20% | 10 h 40 min |
| October 30 | 62°F | 39°F | 32% | 20% | 10 h 40 min |
| October 31 | 62°F | 39°F | 32% | 20% | 10 h 40 min |
- Normal high
- 69°FOctober average
- Normal low
- 44°FOctober average
- Precipitation
- 3.49 inmonth total
- Days with precipitation
- 90.01 inch or more
- Days at 90°F or more
- 1
- Nights at 32°F or colder
- 4
- Daylight
- 11 h 50 min to 10 h 40 minOctober 1 to October 31
- Days at 70°F or more
- 14
- Days at 80°F or more
- 5
- Sunshine
- 74%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00112687; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Effingham in October?
On a given October day the chance of 0.01 inch or more is 29% on average, highest around October 31 (32%). In all, 3.49 in falls on 9 days of a normal October, 1 of them with an inch or more.
In a normal October in Effingham, 1 days reach 90°F and 4 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00112687.
What are the records for October in Effingham?
The warmest October temperature on this station's record (since 1892) is 95°F, on October 4, 1922; the coldest is 15°F, on October 29, 1952. The wettest October brought 10.99 in (2009); the snowiest, 1.0 inches (1913).
Source: records: ACIS, station USC00112687. Records and recent months use complete months only.
How does October in Effingham compare across Illinois?
Across the 144 places PlainClimate covers in Illinois, October normal highs run from 60°F in Barrington to 73°F in Anna; Effingham's is 69°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.