Portsmouth

New Hampshire, USA

❄️

4°C (39°F)

Feels like 0°C (32°F)

December Weather Details

🌡️ Temperature

Daytime Highs

4°C

(39°F)

Nighttime Lows

-3°C

(27°F)

Cold and snowy with a feels-like temperature of 0°C (32°F) .

🌧️ Rainfall

High (snow)

December rainfall patterns vary by location. Check local forecasts for specific precipitation amounts.

💧 Humidity

75% Average

Humidity levels affect how the temperature feels. Higher humidity makes warm temperatures feel hotter.

☀️ Sunshine

4-5 hours daily

December days are shorter in the northern hemisphere. Plan activities accordingly.

🌊 Ocean & Beaches

Water Temperature

7° C

( 45 °F)

Surf Conditions

Moderate

Cold Atlantic harbor - charming seaport for winter strolls

Temperature, humidity and rainfall are December averages for 2015–2024 (water temperature: Decembers 2022–2024) from Open-Meteo (ERA5 reanalysis), licensed CC BY 4.0.

🎯 Popular Activities

Activities

Candlelight strolls
Seafood dining
Holiday shopping
Brewery tours
Historic tours

Attractions

Strawbery Banke Candlelight Stroll
Market Square
Prescott Park
Portsmouth Harbor
Albacore Park

💰 Cost of Living

$3,000

estimated per month

SOLO TRAVELERS

📶 Internet Speed

Mbps

Estimated average speed

📊 Quick Facts

Weather Cold and snowy

Humidity 75%

✅ December Summary

December in Portsmouth offers cold and snowy weather with temperatures ranging from -3°C (27°F) to 4°C (39°F). The humidity is around 75% and you can expect 4-5 hours daily. Popular activities include Candlelight strolls, Seafood dining, Holiday shopping and more. For digital nomads, the cost of living is approximately $3,000 per month and internet speeds average 85 Mbps.