Starved Rock State Park Weather Forecast
Starved Rock State Park weather: 64°F, overcast. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Summary
Starved Rock State Park is a state park in Illinois. Starved Rock State Park is known for 18 canyons above the Illinois River.
Right now it is 64°F (18°C) in Starved Rock State Park with overcast. It feels like 60°F. Today runs from 46°F to 74°F. Chance of precipitation is 1%. Sightseeing conditions score 9.6/10 - excellent - go now.
The best time to visit Starved Rock State Park is May, August, September and October. The climate is continental. January, February and December tend to be the least comfortable months. July is the warmest month with average highs near 84°F, while January is the coldest with lows near 16°F.
The closest major airport is O'Hare International Airport (ORD), about 72 mi away. Nearby highlights include Indiana Dunes National Park, Gateway Arch National Park and Lake Michigan.
In plain terms. Today is slightly warmer than average for October. The forecast high of 74°F is 6.7°F above the 67°F typical for this month. The best window to be outside is roughly 11 AM to 2 PM, when temperature, rain chance and wind line up best. sightseeing is the strongest bet in Starved Rock State Park today at 9.6/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Weather in Starved Rock State Park right now
Source: Open-Meteo. Updated 4:01 PM, Oct 26 local time.
Next 24 hours
Hour-by-hour temperature, precipitation chance and wind.
16-day forecast for Starved Rock State Park
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Sat, Oct 24 | ☁️ Overcast | 74° / 46° | 1% | 6 mph | 4 |
| Sun, Oct 25 | ☁️ Overcast | 77° / 50° | 1% | 6 mph | 4 |
| Mon, Oct 26 | ☁️ Overcast | 69° / 48° | 1% | 13 mph | 3 |
| Tue, Oct 27 | ☁️ Overcast | 71° / 52° | 1% | 9 mph | 4 |
| Wed, Oct 28 | ☁️ Overcast | 74° / 57° | 2% | 11 mph | 4 |
| Thu, Oct 29 | 🌦️ Light drizzle | 74° / 61° | 9% · 0,0 in | 11 mph | 2 |
| Fri, Oct 30 | ☁️ Overcast | 76° / 58° | 13% | 10 mph | 3 |
| Sat, Oct 31 | 🌧️ Showers | 75° / 63° | 47% · 0,1 in | 15 mph | 2 |
| Sun, Nov 1 | 🌧️ Showers | 72° / 62° | 51% · 0,6 in | 20 mph | 3 |
| Mon, Nov 2 | ☁️ Overcast | 69° / 56° | 39% | 8 mph | 3 |
| Tue, Nov 3 | ☁️ Overcast | 63° / 54° | 32% | 11 mph | 3 |
| Wed, Nov 4 | 🌦️ Light rain | 56° / 50° | 18% · 0,3 in | 13 mph | 1 |
| Thu, Nov 5 | ☁️ Overcast | 56° / 46° | 13% | 14 mph | 3 |
| Fri, Nov 6 | ☁️ Overcast | 63° / 43° | 14% | 14 mph | 3 |
| Sat, Nov 7 | ☁️ Overcast | 73° / 56° | 17% | 18 mph | 2 |
| Sun, Nov 8 | ☁️ Overcast | 59° / 45° | 20% | 16 mph | 3 |
Climate in Starved Rock State Park month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 30° | 16° | 2,3 in | ★★☆☆☆ |
| February | 43° | 24° | 0,6 in | ★★★☆☆ |
| March | 56° | 35° | 4,4 in | ★★★☆☆ |
| April | 64° | 45° | 4,7 in | ★★★☆☆ |
| May | 73° | 52° | 3,6 in | ★★★★☆ |
| June | 82° | 64° | 5,4 in | ★★★★☆ |
| July | 84° | 67° | 5,4 in | ★★★★☆ |
| August | 81° | 65° | 4,6 in | ★★★★☆ |
| September | 79° | 60° | 2,8 in | ★★★★☆ |
| October | 67° | 49° | 2,6 in | ★★★★☆ |
| November | 51° | 36° | 2,7 in | ★★★☆☆ |
| December | 39° | 26° | 2,3 in | ★★☆☆☆ |
Climate type: Continental. Source: Open-Meteo archive (ERA5).
Weather map for Starved Rock State Park
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Air quality and pollen in Starved Rock State Park
Air quality: Open-Meteo (CAMS). US AQI scale.
Sun, twilight and moon
Golden and blue hour are the standard photographic approximation around sunrise and sunset.
Best time to visit Starved Rock State Park
Go in May, August, September and October. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
Explore Starved Rock State Park
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Weather for related places
Frequently asked questions
Where is Starved Rock State Park?
Starved Rock State Park is a state park in Illinois. Its coordinates are 41.3192, -88.9931. It lies in North America.
What is the weather like in Starved Rock State Park right now?
It is currently 64°F (18°C) with overcast. Humidity is 51% and wind is 6 mph.
When is the best time to visit Starved Rock State Park?
May, August, September and October offer the most comfortable conditions in Starved Rock State Park, which has a continental climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Starved Rock State Park in?
Starved Rock State Park observes America/Chicago (UTC-05:00). The local time is 4:01 PM.
What is the nearest airport to Starved Rock State Park?
The closest airports are O'Hare International Airport (ORD), 72 mi away.
What are the top things to do in Starved Rock State Park?
Popular options include Indiana Dunes National Park, Gateway Arch National Park and Lake Michigan.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (state-parks) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated October 26, 2026 at 4:01 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
