Sun Times in Rock Falls
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Frequently Asked Questions
What time is sunrise in Rock Falls?
Check the sunrise time displayed above for Rock Falls (America/Chicago). Times are calculated from the city's coordinates.
What time is sunset in Rock Falls?
Check the sunset time displayed above for Rock Falls (America/Chicago). Times are calculated from the city's coordinates.
When is golden hour in Rock Falls?
Golden hour times for Rock Falls are displayed above. Morning golden hour runs from sunrise until about an hour after. Evening golden hour starts about an hour before sunset.
How long is the day in Rock Falls?
The day length for Rock Falls is shown above. It represents the time between sunrise and sunset.
What time is the sun at its highest point in Rock Falls?
The sun's highest point (solar noon) for Rock Falls is shown in the times above (America/Chicago). This is when the sun crosses the meridian.
What time does it get dark in Rock Falls?
Sunset and dusk times for Rock Falls are displayed above (America/Chicago). It typically takes over an hour after sunset for the sky to get fully dark.
How long does twilight last in Rock Falls?
Twilight duration in Rock Falls varies by season. You can calculate it from the sunset and astronomical dusk times shown above.
What is the earliest sunrise of the year in Rock Falls?
The earliest sunrise in Rock Falls in 2026 is at 5:23 AM on June 9 (America/Chicago). This occurs around the summer solstice when days are longest.
What is the latest sunset of the year in Rock Falls?
The latest sunset in Rock Falls in 2026 is at 8:37 PM on June 21 (America/Chicago). This occurs shortly after the summer solstice.
What time does it actually get dark after sunset in Rock Falls?
After sunset in Rock Falls, civil twilight lasts roughly 30 minutes, during which the sky fades but remains somewhat bright. Full darkness follows after astronomical dusk. See the exact times above.
What these times mean
Solar times in Rock Falls shift throughout the year. Each stage of the day brings distinct light that photographers, outdoor planners, and everyday users rely on.
- Dawn
- The first usable twilight before sunrise, when the horizon brightens and color gradually returns to the sky.
- Sunrise
- The moment the upper edge of the sun appears above the horizon, starting direct daylight.
- Golden Hour
- The low-angle window just after sunrise and just before sunset, producing warm, soft light favored by photographers.
- Sunset
- The moment the upper edge of the sun drops below the horizon, ending direct sunlight for the day.
- Dusk
- The fading twilight after sunset, ending with astronomical dusk when the sky becomes fully dark.
Monthly daylight in Rock Falls
Sunrise, sunset, and total daylight in Rock Falls on the 15th of each month for 2026. Times reflect the city's local timezone.
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:23 AM | 4:53 PM | 9h 30m |
| February | 6:54 AM | 5:32 PM | 10h 38m |
| March | 7:10 AM | 7:05 PM | 11h 55m |
| April | 6:18 AM | 7:39 PM | 13h 21m |
| May | 5:38 AM | 8:12 PM | 14h 33m |
| June | 5:23 AM | 8:35 PM | 15h 12m |
| July | 5:37 AM | 8:31 PM | 14h 55m |
| August | 6:07 AM | 7:58 PM | 13h 51m |
| September | 6:39 AM | 7:07 PM | 12h 29m |
| October | 7:11 AM | 6:17 PM | 11h 06m |
| November | 6:48 AM | 4:38 PM | 9h 50m |
| December | 7:19 AM | 4:28 PM | 9h 10m |
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