Maryland Weather in December
December in Maryland averages 32°C (90°F) during the day
and 25°C (77°F) at night.
Around 40 mm (1.6 in) of rainfall is typical for this time of year.
Rainfall in Maryland in December
You can expect rain on roughly
2 days based on historical data, averaging
40 mm (1.6 in) for the month.
Any rain that does arrive tends to come in a single sharp spell rather than prolonged drizzle.
Temperature in Maryland in December
Expect highs of
32°C (90°F) in Maryland in December, with nights dropping to around
25°C (77°F).
The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable.
At
25°C (77°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.
Sunshine in Maryland in December
There are approximately
193 hours of sunshine this month, resulting in mostly clear days.
If you prefer enjoying temperate temperatures and rain-free days, August typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
perfect weather
pleasant
tolerable
unpleasant
poor
Avg daytime high
-5°C (23°F) cold → 32°C (90°F) hot
Monthly precipitation
0 mm (0 in) dry → 150 mm (5.9 in) wet
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Marker color shows the average daytime high temperature in December: blue is cold, red is hot.
Marker color shows total monthly precipitation in December: pale blue is dry, deep blue is wet.