Prophetstown State ParkWhen to Go
Best Time to Visit Prophetstown State Park
Prophetstown State Park is best visited in spring and fall for weather and programming; summer can be warm but still popular for family outdoor activities.
Spring
April-June · 8-22°C (46-72°F)
Wildflowers and cultural programming make spring an engaging time for visits.
Fall
September-November · 8-20°C (46-68°F)
Crisp air and fall colours; good time for walking and community events.
Weather & Climate near Prophetstown State Park
Climate
Prophetstown State Park's climate is classified as Hot-Summer Continental - Hot-Summer Continental climate with warm summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -12°C to 30°C. Moderate rainfall (949 mm/year).
Air Quality:
AQI 27
Good
Temperature & Rainfall
Temperature Range
30°
Warmest Month
-12°
Coldest Month
Monthly Conditions
| Month | Comfort | Temp | Feels | Rain | Sky | Humidity | Wind | UV | Daylight |
|---|---|---|---|---|---|---|---|---|---|
| January | - | -12° - -2° | -13° | 36 mm | - | - | 4.5 m/s | - | - |
| February | - | -9° - 1° | -9° | 35 mm | - | - | 4.4 m/s | - | - |
| March | - | -2° - 8° | -1° | 68 mm | - | - | 4.8 m/s | - | - |
| April | - | 3° - 16° | 7° | 94 mm | - | - | 5.0 m/s | - | - |
| May | - | 10° - 23° | 16° | 113 mm | - | - | 4.3 m/s | - | - |
| June | - | 15° - 28° | 21° | 116 mm | - | - | 3.6 m/s | - | - |
| July | - | 17° - 30° | 23° | 96 mm | - | - | 3.0 m/s | - | - |
| August | - | 16° - 28° | 22° | 113 mm | - | - | 2.8 m/s | - | - |
| September | - | 11° - 24° | 18° | 86 mm | - | - | 3.2 m/s | - | - |
| October | - | 5° - 18° | 11° | 71 mm | - | - | 3.9 m/s | - | - |
| November | - | -2° - 8° | 0° | 69 mm | - | - | 4.4 m/s | - | - |
| December | - | -8° - 1° | -9° | 52 mm | - | - | 4.3 m/s | - | - |
Getting There & Around
How to Get to Prophetstown State Park
Prophetstown State Park is located near the town of Prophetstown in Whiteside County, Illinois. Driving from the nearest highways is the most practical option; check the Illinois Department of Natural Resources site for precise directions, trail maps, and program schedules.
Tips for Visiting Prophetstown State Park
- Visit during the cultural programming season-when the park hosts interpretive events about Native American history and the 1812-era landscape.
- Take the river overlook trails in the early morning for better bird and deer sightings.