Portsmouth, IA

Weather

As ofOct 24, 2026 1:20 AM

Current Temperature

64degrees Fahrenheit

Feels like:64°

Hi:75°Lo:53°

Mostly Clear

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Portsmouth, IA weather radar map

Feels like: 64°
Daily Rain: 0"
Dew point: 48°
Monthly Rain: 1.02"
Humidity: 57%
Avg. Wind: SSE 13 mph
Pressure: 30.08"
Wind Gust: 20 mph
Sunrise: 7:44 AM
Moon: Waxing Gibbous
Sunset: 6:27 PM
UV Index: 4 (Moderate)

Today
Hi
Mostly sunny. Highs in the mid 70s. South winds around 10 mph, becoming southwest in the afternoon.
Tonight
Lo
Mostly cloudy. Lows around 50. North winds around 5 mph.

Portsmouth, IA 10-day weather forecast

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Air Quality Index: 32|Fair
Top Triggers:: pm25

View Today's Air Quality details for Portsmouth, IA

Pollen Count: 4.7|Low-Medium
Predominant Pollen:: Ragweed, Sagebrush/Sage, Composites

Portsmouth, IA Pollen forecast details

Closest strike in the last 30 minutes:250.1 miles

No Lightning Nearby

Portsmouth, IA real-time lightning alerts & live Map

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