Glen Mills Weather in December

December in Glen Mills sees daytime temperatures around 8°C (46°F) and lows of -1°C (30°F) at night. With around 122 mm (4.8 in) of snow/rainfall expected, it's worth packing a rain jacket.

Rainfall in Glen Mills in December

Typically, about 12 days will experience snow/rainfall, with an average of 122 mm (4.8 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Glen Mills in December

If you're visiting Glen Mills in December, expect highs of 8°C (46°F) and overnight lows around -1°C (30°F). December is in the winter season. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. Nights drop below freezing to -1°C (30°F). An extra blanket is worth packing if you're unsure about the heating where you're staying.

Sunshine in Glen Mills in December

The area experiences a moderate amount of sunshine, with approximately 140 hours of sunlight expected. This means a decent mix of sun and overcast.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Glen Mills. Our weather planner can help you explore destinations with more pleasant weather conditions.

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• January
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For a detailed overview over the year and the best time to visit the United States of America, check out our Glen Mills's climate page.

Glen Mills Temperature in December

Min Temperature -1°C (30°F)  

Max Temperature 8°C (46°F)  

Chance of Rain 40%  

Precipitation 122 mm (4.8 in)  

Rainy days 12 days  

Humidity 67% *  

Sunshine 140 hours *  

Percentage Sunshine 48% *  

* Data from: Philadelphia, the United States of America (28 KM, 17 Miles).

What to Wear in Glen Mills in December

Dress warmly and in layers for your trip to Glen Mills in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Glen Mills in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

4/10

Walking

4/10

Camping

1/10

Outdoor sports

4/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Glen Mills's climate page.

More climate data for Glen Mills

Temperature Rainfall Sunshine Humidity

See the full Glen Mills climate overview or explore weather in the United States of America.