Plainfield, IN: shortest day and earliest sunset
The shortest day in Plainfield
On Dec 21 the sun rises at 8:03 am and sets at 5:24 pm: 9h 22m of daylight, a moderate winter. The longest day of summer has 14h 59m, so the swing is 5h 37m.
When it gets better in Plainfield
- Earliest sunset: 5:21 pm on Dec 7, before the shortest day (here is why).
- Latest sunrise (standard time): 8:07 am on Jan 4.
- Back above 10 hours of daylight: Jan 27.
- By Feb 21 the days grow by 2.5 minutes a day.
Waking and coming home in the dark
With a 7:00 am alarm, the sun is not yet up on 176 weekdays a year. Heading home at 5:30 pm, it has already set on 32. 32 weekdays start and end in the dark. The alarm and lamp guide shows how that compares across the country.
At 39.7°N this sits between Sarasota FL (27°N, 1.4%) and Nashua NH (43°N, 9.7%) in a 1990 survey of winter depression by latitude.
What to do about it in Plainfield
- A sunrise alarm clock is worth getting here: on 137 weekdays the sun is still at least 20 minutes from rising at 7:00 am. Dark mornings run from Aug 18 to Apr 20, so set it up before Aug 18.
- There is some case for a light therapy lamp: 32 weekdays start and end in the dark. If you notice winter low mood, ask a doctor whether one fits you.
- If you head home at 5:30 pm, the sun has already set from Nov 16 to Dec 29: worth checking your bike lights and porch light before Nov 16.
Daylight in Plainfield, month by month
Sunrise, sunset and day length on the 21st of each month, local clock time. December is the darkest, at 9h 22m.
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| July 2026 | 6:35 am | 9:08 pm | 14h 33m |
| August 2026 | 7:03 am | 8:33 pm | 13h 30m |
| September 2026 | 7:32 am | 7:44 pm | 12h 12m |
| October 2026 | 8:02 am | 6:57 pm | 10h 55m |
| November 2026 | 7:37 am | 5:26 pm | 9h 49m |
| December 2026 | 8:03 am | 5:24 pm | 9h 22m |
| January 2027 | 8:02 am | 5:52 pm | 9h 50m |
| February 2027 | 7:30 am | 6:29 pm | 10h 58m |
| March 2027 | 7:48 am | 7:58 pm | 12h 11m |
| April 2027 | 7:00 am | 8:29 pm | 13h 30m |
| May 2027 | 6:26 am | 8:59 pm | 14h 32m |
| June 2027 | 6:18 am | 9:17 pm | 14h 59m |
Plainfield against the places around it
On the shortest day, compared with Plainfield (9h 22m, sunset 5:24 pm):
- Avon, IN, 5 mi away: 9h 21m of daylight (-1 min), sunset 5:24 pm (0 min).
- Mooresville, IN, 6 mi away: 9h 22m of daylight (0 min), sunset 5:25 pm (+1 min).
- Danville, IN, 8 mi away: 9h 21m of daylight (-1 min), sunset 5:25 pm (+1 min).
- Speedway, IN, 10 mi away: 9h 21m of daylight (-1 min), sunset 5:24 pm (0 min).
- Brownsburg, IN, 10 mi away: 9h 21m of daylight (-1 min), sunset 5:24 pm (0 min).