Live Weather & Forecast
Weather in Portsmouth
Virginia, United States · Real-time conditions & 3-day outlook
20°C
Feels like 20°C
69°F / Feels 69°F
Sunny
Portsmouth, Virginia
🌞 Daytime
Updated: 2026-04-12 14:15
Humidity
42%
Wind
16.2 km/h ESE
Wind Gust
18.6 km/h
Pressure
1031 mb
Visibility
16 km
UV Index
7.1
(High)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
6.6°C
Wind Degree
119°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
182.9 μg/m³
NO₂
5.1 μg/m³
O₃
116 μg/m³
SO₂
2.2 μg/m³
PM 2.5
11.8 μg/m³
PM 10
15 μg/m³
Today's Hourly Forecast
24-hour breakdown for Portsmouth, Virginia
12 AM
11°
Clear
1 AM
11°
Clear
2 AM
10°
Clear
3 AM
10°
Clear
4 AM
9°
Clear
5 AM
9°
Clear
6 AM
9°
Clear
7 AM
10°
Sunny
8 AM
12°
Partly Cloudy
9 AM
15°
Sunny
10 AM
17°
Sunny
11 AM
19°
Sunny
12 PM
20°
Cloudy
1 PM
22°
Sunny
2 PM
20°
Sunny
3 PM
24°
Sunny
4 PM
24°
Sunny
5 PM
21°
Sunny
6 PM
19°
Sunny
7 PM
17°
Sunny
8 PM
16°
Partly Cloudy
9 PM
15°
Clear
10 PM
14°
Clear
11 PM
14°
Cloudy
3-Day Forecast
Daily overview for Portsmouth, Virginia
Today
Sunny
24°
/
9°
🌧️ 0% chance of rain
💧 Avg. humidity: 68%
💨 Max wind: 20.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.8
🌅 Sunrise: 06:35 AM
🌇 Sunset: 07:38 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Overcast
26°
/
13°
🌧️ 0% chance of rain
💧 Avg. humidity: 70%
💨 Max wind: 25.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2
🌅 Sunrise: 06:34 AM
🌇 Sunset: 07:38 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Sunny
31°
/
18°
🌧️ 0% chance of rain
💧 Avg. humidity: 52%
💨 Max wind: 19.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.9
🌅 Sunrise: 06:32 AM
🌇 Sunset: 07:39 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Portsmouth
Plan your trip to Portsmouth, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Portsmouth?
Current conditions in Portsmouth: Sunny, temperature 20°C, humidity 42%.
What is the best time to visit Portsmouth?
The best time to visit Portsmouth is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Portsmouth?
Portsmouth is located at approximately 36.8° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Portsmouth?
The wettest period in Portsmouth is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Portsmouth?
For visits to Portsmouth during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Portsmouth in?
Portsmouth is located in United States, in the state of Virginia.
What are the public holidays in Portsmouth in 2026?
View the 2026 public holidays for Portsmouth on our Holidays page.
What are the GPS coordinates used for the weather forecast in Portsmouth?
The weather forecast for Portsmouth uses coordinates 36.832, -76.2977.