Weather forecast for tomorrow
Portsmouth, IA

Weather forecast for tomorrow

Tuesday, May 6.

Mostly Sunny
6:10 am

8:27 pm
CDT
Mostly Sunny
79°F / 52°F
  • Wind: 9mph ESE
  • Humidity: 49%
  • Precip. probability: 7%
  • Precipitation: 0"
  • UV index: 8
On Tuesday, May 6, clear skies with only minor cloud interruptions are in the outlook.
Substantial temperature fluctuations from a high of a moderately hot 78.8°F to a low of a crisp 51.8°F are expected.
The day’s maximum of 78.8°F shows a shift toward June's pattern over May's.
Sunrise will be at 6:10 am and sunset at 8:27 pm; tomorrow's daylight will last for 14h and 17min.

Frequently asked questions

What is the weather forecast for Portsmouth for tomorrow?
On Tuesday, sunshine will take center stage, with just faint traces of clouds.
What will be the maximum temperature tomorrow?
Tomorrow, the maximum temperature will be 78.8°F, while the minimum temperature will be 51.8°F.
The highest temperature will be noticeably higher than the average maximum of 69.4°F in May. The lowest temperature will be in line with the average low of 52.9°F.
When are sunrise and sunset tomorrow in Portsmouth?
On Tuesday, in Portsmouth, sunrise will be at 6:10 am and sunset at 8:27 pm (CDT).
How long will the day be tomorrow in Portsmouth?
Tomorrow, the daylight will last for 14h and 17min.

Hourly weather forecast

12 am
  • 55°F
  • Feels like:
    54°F
Clear
Clear
  • Wind: 6mph SE
  • Pressure: 29.97"Hg
  • Humidity: 63%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 52°F
  • Feels like:
    50°F
Clear
Clear
  • Wind: 5mph SE
  • Pressure: 30"Hg
  • Humidity: 72%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 50°F
  • Feels like:
    48°F
Clear
Clear
  • Wind: 4mph SE
  • Pressure: 30.03"Hg
  • Humidity: 78%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
6 am
  • 48°F
  • Feels like:
    46°F
Clear
Clear
  • Wind: 4mph SE
  • Pressure: 30.03"Hg
  • Humidity: 84%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 6:10 am
8 am
  • 52°F
  • Feels like:
    52°F
Sunny
Sunny
  • Wind: 3mph SE
  • Pressure: 30.06"Hg
  • Humidity: 81%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Wind: 6mph SSE
  • Pressure: 30.06"Hg
  • Humidity: 57%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 70°F
  • Feels like:
    70°F
Sunny
Sunny
  • Wind: 6mph SE
  • Pressure: 30.03"Hg
  • Humidity: 42%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 75°F
  • Feels like:
    75°F
Mostly Sunny
Mostly Sunny
  • Wind: 7mph ENE
  • Pressure: 30"Hg
  • Humidity: 34%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 77°F
  • Feels like:
    77°F
Mostly Sunny
Mostly Sunny
  • Wind: 8mph ENE
  • Pressure: 29.97"Hg
  • Humidity: 32%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 77°F
  • Feels like:
    77°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph E
  • Pressure: 29.94"Hg
  • Humidity: 31%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 72°F
  • Feels like:
    72°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph ESE
  • Pressure: 29.97"Hg
  • Humidity: 37%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:27 pm
10 pm
  • 63°F
  • Feels like:
    63°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 5mph ESE
  • Pressure: 30"Hg
  • Humidity: 51%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, on Tuesday, primarily clear and occasionally cloudy weather is predicted.
The temperature will be between a minimum of 48.2°F and a maximum of 77°F. The warmest part of the day will be from 3 pm to 6 pm.
The temperature will be more close to what’s typical for June than the usual maximum in May. The temperature low is forecasted to be comparable to the usual May value of 52.9°F.
Updated: May 5, 2025 @ 07:18:20 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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