Typical Weather in Manchester, NH in December
38° F Avg High
19° F Avg Low
6 Rainy Days
☀️ Temperature Summary
Highs in December are typically around 38°F, which is cooler than usual in Manchester. Pack a jacket if you're considering a visit to Manchester at this time. You can expect overnight lows near 19°F most days. Temperatures will usually fall as the month goes on, with daily high temperatures ranging between 45°F and 36°F.
You may want to consider a warmer month to visit Manchester, unless you're ready to brave the cold. If you're looking to travel when it's warmer, you might consider visiting in November instead, when daily highs are typically closer to 50°.
High Temps Throughout the Year
🎒 What to Pack
Pick up a few of these items to keep your trip fun and comfortable.
☔ Rain Summary
You can expect about a 20% chance of rain for any given day in December. It's one of the drier months of the year for Manchester, with total rainfall for the month around 3 inches.
Rainfall Throughout the Year
Planning a trip to Manchester? Try our free trip weather planner