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River Grove, United States Snapshot 2026
Where is River Grove?
River Grove, United States
- Continent
- Americas
- Country
- United States
- City
- River Grove
- Population
- 10.2K
- Elevation
- 191 m
- Coordinates
- 41.93°, -87.84°
River Grove is a city in United States with a population of approximately 10.2K. Average temperatures range from -6°C (21°F) in January to 28°C (82°F) in July. The best time to visit is June, July, August, September. The city sits at an elevation of 191 m above sea level.
Time in River Grove right now
Open full time & time zone page 14:30 30
Monday, June 15, 2026
IANA time zone
America/Chicago
Daylight saving
DST in effect
CST / CDT
Next DST change
November 1
backward -1h
Live weather in River Grove
Daylight in River Grove today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 13m
Climate normals for River Grove
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Good November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 0°C / -6°C | -4°C / -11°C | 9days (65 mm) Wet | 5.2h Fair | 73% Muggy | 2.1 Moderate | Poor | View Details |
| February | 3°C / -5°C | -1°C / -10°C | 8days (53 mm) Wet | 6.9h Fair | 69% Muggy | 3.4 Moderate | Poor | View Details |
| March | 9°C / 1°C | 5°C / -4°C | 11days (90 mm) Wet | 7.9h Good | 69% Muggy | 4.5 Moderate | Poor | View Details |
| April | 14°C / 5°C | 11°C / 0°C | 13days (108 mm) Wet | 9.1h Good | 69% Muggy | 5.5 High | Fair | View Details |
| May | 20°C / 11°C | 19°C / 8°C | 13days (120 mm) Wet | 10.4h Excellent | 73% Muggy | 6.7 High | Good | View Details |
| June best | 26°C / 17°C | 27°C / 16°C | 11days (101 mm) Wet | 12h Excellent | 71% Muggy | 7.1 Very High | Excellent | View Details |
| July best | 28°C / 20°C | 30°C / 21°C | 11days (92 mm) Wet | 12.2h Excellent | 74% Muggy | 7 High | Excellent | View Details |
| August best | 27°C / 19°C | 29°C / 20°C | 10days (78 mm) Wet | 11.5h Excellent | 73% Muggy | 6.5 High | Excellent | View Details |
| September best | 24°C / 17°C | 25°C / 16°C | 9days (67 mm) Wet | 9.7h Good | 71% Muggy | 5.3 High | Excellent | View Details |
| October | 17°C / 10°C | 15°C / 7°C | 11days (105 mm) Wet | 7.6h Good | 69% Muggy | 3.8 Moderate | Good | View Details |
| November | 9°C / 3°C | 5°C / -2°C | 8days (57 mm) Wet | 6.1h Fair | 69% Muggy | 2.6 Moderate | Poor | View Details |
| December | 4°C / -3°C | -1°C / -8°C | 8days (60 mm) Wet | 5.1h Fair | 72% Muggy | 1.8 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 0°C / -6°C . Feb: 3°C / -5°C . Mar: 9°C / 1°C . Apr: 14°C / 5°C . May: 20°C / 11°C . Jun: 26°C / 17°C . Jul: 28°C / 20°C . Aug: 27°C / 19°C . Sep: 24°C / 17°C . Oct: 17°C / 10°C . Nov: 9°C / 3°C . Dec: 4°C / -3°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 65 mm. Feb: 53 mm. Mar: 90 mm. Apr: 108 mm. May: 120 mm. Jun: 101 mm. Jul: 92 mm. Aug: 78 mm. Sep: 67 mm. Oct: 105 mm. Nov: 57 mm. Dec: 60 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 73%. Feb: 69%. Mar: 69%. Apr: 69%. May: 73%. Jun: 71%. Jul: 74%. Aug: 73%. Sep: 71%. Oct: 69%. Nov: 69%. Dec: 72%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 24 km/h . Feb: 25 km/h . Mar: 24 km/h . Apr: 24 km/h . May: 21 km/h . Jun: 20 km/h . Jul: 18 km/h . Aug: 17 km/h . Sep: 19 km/h . Oct: 24 km/h . Nov: 25 km/h . Dec: 24 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 5. Apr: UV 6. May: UV 7. Jun: UV 7. Jul: UV 7. Aug: UV 7. Sep: UV 5. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Frequently Asked Questions
River Grove has a population of approximately 10.2K.
The best months to visit River Grove are June, July, August, September, when temperatures are pleasant and rainfall is lower.
River Grove receives approximately 996mm of rainfall annually across 122 rainy days.
River Grove is located in United States, in the Americas region.
River Grove sits at an elevation of 191 m (627 ft) above sea level.