Denison, TX: shortest day and earliest sunset

The shortest day in Denison

On Dec 21 the sun rises at 7:27 am and sets at 5:22 pm: 9h 55m of daylight, a moderate winter. The longest day of summer has 14h 24m, so the swing is 4h 30m.

When it gets better in Denison

• Earliest sunset: 5:17 pm on Dec 4, before the shortest day (here is why).
• Latest sunrise (standard time): 7:32 am on Jan 7.
• Back above 10 hours of daylight: Jan 5.
• By Feb 21 the days grow by 2 minutes a day.

Waking and coming home in the dark

With a 7:00 am alarm, the sun is not yet up on 136 weekdays a year. Heading home at 5:30 pm, it has already set on 41. 34 weekdays start and end in the dark. The alarm and lamp guide shows how that compares across the country.

At 33.8°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 Denison

• A sunrise alarm clock is worth getting here: on 74 weekdays the sun is still at least 20 minutes from rising at 7:00 am. Dark mornings run from Sep 1 to Apr 9, so set it up before Sep 1.
• There is some case for a light therapy lamp: 34 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 6 to Jan 1: worth checking your bike lights and porch light before Nov 6.

Daylight in Denison, month by month

Sunrise, sunset and day length on the 21st of each month, local clock time. December is the darkest, at 9h 55m.

Denison against the places around it

On the shortest day, compared with Denison (9h 55m, sunset 5:22 pm):

• Sherman, TX, 10 mi away: 9h 55m of daylight (0 min), sunset 5:22 pm (0 min).
• Durant, OK, 19 mi away: 9h 53m of daylight (-2 min), sunset 5:20 pm (-2 min).
• Bonham, TX, 26 mi away: 9h 55m of daylight (0 min), sunset 5:21 pm (-1 min).
• Anna, TX, 29 mi away: 9h 57m of daylight (+2 min), sunset 5:23 pm (+1 min).
• Celina, TX, 33 mi away: 9h 57m of daylight (+2 min), sunset 5:24 pm (+2 min).