Climate Olney - Illinois
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 38 | 43 | 54 | 66 | 75 | 84 |
| Average low in ºF Av. low Lo | 20 | 24 | 32 | 43 | 53 | 62 |
| Av. precipitation in inch Av. precip. Pre. | 3.05 | 2.73 | 4.34 | 4.33 | 5.83 | 4.19 |
| Av. snowfall in inch Snowfall Sn | 4 | 3 | 1 | 0 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 87 | 87 | 80 | 68 | 55 | 41 |
| Average low in ºF Av. low Lo | 66 | 64 | 55 | 44 | 34 | 24 |
| Av. precipitation in inch Av. precip. Pre. | 4.33 | 3.20 | 3.07 | 3.99 | 4.48 | 3.88 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 0 | 0 | 3 |
Olney Climate Graph - Illinois Climate Chart
Daily normals Olney - Illinois - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 37.8 | 21.0 | 0.12 | 0.12 | 0.12 | 0.30 |
| 2 Jan | 37.7 | 20.9 | 0.20 | 0.20 | 0.20 | 0.50 |
| 3 Jan | 37.6 | 20.8 | 0.31 | 0.31 | 0.31 | 0.80 |
| 4 Jan | 37.5 | 20.7 | 0.39 | 0.39 | 0.39 | 1.00 |
| 5 Jan | 37.5 | 20.6 | 0.51 | 0.51 | 0.51 | 1.30 |
| 6 Jan | 37.5 | 20.5 | 0.59 | 0.59 | 0.59 | 1.50 |
| 7 Jan | 37.4 | 20.5 | 0.71 | 0.71 | 0.71 | 1.80 |
| 8 Jan | 37.4 | 20.4 | 0.79 | 0.79 | 0.79 | 2.00 |
| 9 Jan | 37.4 | 20.3 | 0.87 | 0.87 | 0.98 | 2.50 |
| 10 Jan | 37.4 | 20.3 | 0.98 | 0.98 | 1.10 | 2.80 |
| 11 Jan | 37.4 | 20.2 | 1.06 | 1.06 | 1.18 | 3.00 |
| 12 Jan | 37.4 | 20.2 | 1.14 | 1.14 | 1.30 | 3.30 |
Weather history Olney - June 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Jun | 82.9 | 61.0 | 0.00 | 0.00 | 0.0 |
| 02 Jun | 84.0 | 61.0 | 0.00 | 0.00 | 0.0 |
| 03 Jun | 82.0 | 57.0 | 0.00 | 0.00 | 0.0 |
| 04 Jun | 80.1 | 60.1 | 0.00 | 0.00 | 0.0 |
| 05 Jun | 82.0 | 60.1 | 0.00 | 0.00 | 0.0 |
| 06 Jun | - | - | - | - | - |
| 07 Jun | - | - | - | - | - |
| 08 Jun | - | - | - | - | - |
| 09 Jun | - | - | - | - | - |
| 10 Jun | - | - | - | - | - |
| 11 Jun | - | - | - | - | - |
| 12 Jun | - | - | - | - | - |
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| 14 Jun | - | - | - | - | - |
| 15 Jun | - | - | - | - | - |
| 16 Jun | - | - | - | - | - |
| 17 Jun | - | - | - | - | - |
| 18 Jun | - | - | - | - | - |
| 19 Jun | - | - | - | - | - |
| 20 Jun | - | - | - | - | - |
| 21 Jun | - | - | - | - | - |
| 22 Jun | - | - | - | - | - |
| 23 Jun | - | - | - | - | - |
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| 25 Jun | - | - | - | - | - |
| 26 Jun | - | - | - | - | - |
| 27 Jun | - | - | - | - | - |
| 28 Jun | - | - | - | - | - |
| 29 Jun | - | - | - | - | - |
| 30 Jun | - | - | - | - | - |
Past weather Olney
| Jun 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 82.2 ºF | 38 ºF | |
| Average low temperature Av. low temp. | 59.8 ºF | 20 ºF | |
| Total precipitation Total precip. | 0.00 inch | 3.05 inch | |
| Total snowfall Total snowfall | 0.00 inch | 4 inch | |
| Highest max temperature Highest max temp. | 84.0 ºF | - | |
| Lowest max temperature Lowest max temp. | 80.1 ºF | - | |
| Highest min temperature Highest min temp. | 61.0 ºF | - | |
| Lowest min temperature Lowest min temp. | 57.0 ºF | - | |
Past weather June 2026 incomplete - Missing data
Geo Olney - Illinois
| Country | United States | |
|---|---|---|
| State | Illinois | |
| County | Richland | |
| City | Olney | |
| Zip Code | 62450 | |
| Longitude | -88.09 dec. degr. | |
| Latitude | 38.73 dec. degr. | |
| Altitude - Elevation | 482ft | |
| ICAO | - | |
| IATA | - |
Date and Time Olney - Illinois
| Local Time | 09:49 PM | |
|---|---|---|
| Sunrise | 05:25 AM | |
| Sunset | 08:17 PM | |
| Day/Night | Night | |
| Timezone | Chicago -6:00 | |
| Timezone DB | America - Chicago |
Map of Olney - Illinois
USGS National Map — Open interactive map
Olney weather averages
| Annual high temperature | 65ºF |
| Annual low temperature | 43ºF |
| Average annual precip. | 47.42 inch |
| Av. annual snowfall | 11 inch |
Station Data
Monthly averages Olney
Longitude: -88.0853, Latitude: 38.7309
Average weather Olney, IL - 62450
Monthly: 1991-2020 normals
History: 2007-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...