Frederick weather in December 2025

Q: How warm is it in Frederick in December?

Daytime temperatures usually reach 8°C in Frederick in December, falling to -1°C at night.

Q: How sunny is it in Frederick in December?

There are normally 5 hours of bright sunshine each day in Frederick in December - that's 49% of daylight hours.

Q: Is the sea cold around Frederick in December?

The average sea temperature around Frederick in December is 6°C.

Q: Does it rain in Frederick in December?

There are usually 9 days with some rain in Frederick in December and the average monthly rainfall is 91mm.

Expect daytime maximum temperatures of 45°F in Frederick, Maryland in December based on long-term weather averages. There are 4 hours of sunshine per day on average with 11 days with some rainfall and typically 3.2 inches of rainfall in the month.

45
45°F max day temperature
4
4 hours of sunshine per day
11
11 days with some rainfall
27
27°F min night temperature
9
9 hours of daylight per day
0
No heat & humidity
3.2
3.2 inches of monthly rainfall
2
2 (Low) UV index

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The December weather guide for Maryland (Frederick) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

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How warm is it in Frederick in December?

Daytime temperatures usually reach 46°F in Frederick in December, falling to 30°F at night.

How sunny is it in Frederick in December?

There are normally 5 hours of bright sunshine each day in Frederick in December - that's 49% of daylight hours.

How warm is the sea around Frederick in December?

The average sea temperature around Frederick in December is 43°F.

Does it rain in Frederick in December?

There are usually 9 days with some rain in Frederick in December and the average monthly rainfall is 3.6 inches.

Frederick December sunrise & sunset times

Browse the sunrise and sunset times for Frederick in December 2025. Select a month to view Frederick sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Monday, 1st December 2025	07:11	16:47
Tuesday, 16th December 2025	07:23	16:48
Wednesday, 31st December 2025	07:30	16:56

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Maryland - quick facts
Flight time^✝	8.5 hours
Time difference	UK -5 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Culture
Tourist info	Maryland Office of Tourism