Portsmouth Weather in February
During February, Portsmouth experiences very low daytime temperatures of 2°C (36°F) and cooler nights around -8°C (18°F). As part of the winter season, expect quite a bit of snow/rainfall. Around 102 mm (4 in) is typical.
Rainfall in Portsmouth in February
Based on our climate data of the past 30 years, about 9 days of snow/rain are anticipated, with 102 mm (4 in) on average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Portsmouth in February
Portsmouth in February gets highs of 2°C (36°F) during the day and drops to -8°C (18°F) at night. Winter occurs in February. It stays very cold throughout much of the day, so warm winter clothing is essential. With overnight lows of -8°C (18°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. With the arrival of this cold month, make sure you're dressed in warm clothing. It's important to be ready for the chill.
Sunshine in Portsmouth in February
The month brings about 171 hours of sunlight, offering a comfortable mix of sun and overcast.February in Portsmouth has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Portsmouth's climate page.
Portsmouth Temperature in February
Min Temperature
-8°C (18°F)
Max Temperature
2°C (36°F)
Chance of Rain
30%
Precipitation
102 mm (4 in)
Rainy days
9 days
Humidity
66% *
Sunshine
171 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Portsmouth typically stay consistent throughout February, with daily highs averaging around 2°C (36°F). Nights are very cold, with lows typically ranging from -10°C (14°F) to -5°C (23°F).
Average temperatures in February
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in February
Historical weather for Portsmouth in February
Browse day-by-day weather records for Portsmouth spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Portsmouth historical weather extremes in February
Based on 50 years of weather observations (1976-2026), these are the most extreme conditions recorded in Portsmouth.
- Portsmouth recorded its highest February temperature of 17°C (63°F) on February 23, 2017.
- Peak precipitation in February occurred on February 13, 2008, when 61 mm (2.4 in) of precipitation was measured.
Best Places in the United States of America in February
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in February →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Portsmouth in February
Dress warmly and in layers for your trip to Portsmouth in February. 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. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Portsmouth in February
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Portsmouth's climate page.
Temperature Rainfall Sunshine Humidity
See the full Portsmouth climate overview or explore weather in the United States of America.
