Weather forecast for todayPortsmouth, IA
Weather forecast for today
Current condition 2:21 pm CDT
- 57°F
- Feels like:54°F
Sunny
- Precipitation: 0"
- Wind: 17mphS 190°
- Humidity: 38%
- Dewpoint: 32°F
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 3
- details ▼
In Portsmouth, at the moment, no clouds in the sky, just uninterrupted sunshine.
The temperature is a mild 57.2°F, with the real-feel temperature being computed to be a crisp 53.6°F. The current temperature is nearly at the maximum anticipated 59°F for today.
The temperature is a mild 57.2°F, with the real-feel temperature being computed to be a crisp 53.6°F. The current temperature is nearly at the maximum anticipated 59°F for today.
Saturday Oct 17, 2026
- 59°F
- 39°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 17mphSSW 198°
- Humidity: 39%
- UV index: 4
- Sunrise: 7:36 am CDT
- Sunset: 6:37 pm CDT
- details ▼
Today, on Saturday, October 17, clear skies and sunshine are anticipated.
Temperature span will be from a high of a refreshing 59°F to a low of a wintry 39.2°F.
Today's top temperature is set to align with the common October high of 59.7°F.
Sunrise was at 7:36 am and sunset will be at 6:37 pm; the daylight will last for 11h and 1min.
Temperature span will be from a high of a refreshing 59°F to a low of a wintry 39.2°F.
Today's top temperature is set to align with the common October high of 59.7°F.
Sunrise was at 7:36 am and sunset will be at 6:37 pm; the daylight will last for 11h and 1min.
Hourly overview
Hourly temperatures
Warmest period: 3 pm - 5 pm 59°C.
Coldest period: 10 pm - 12 am 46°C.
Coldest period: 10 pm - 12 am 46°C.
Chance of precipitation
Highest chance: 11 pm - 12 am 2%.
Hourly weather forecast
- 3 pm
- 59°F
- Feels like:55°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 17mphSSW 203°
- Humidity: 38%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 3
- details ▼
- 4 pm
- 59°F
- Feels like:55°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 17mphSSW 200°
- Humidity: 37%
- Pressure: 30.33"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 5 pm
- 59°F
- Feels like:55°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 16mphSSW 196°
- Humidity: 38%
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 6 pm
- 55°F
- Feels like:54°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 14mphS 190°
- Humidity: 42%
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:37 pm
- 7 pm
- 54°F
- Feels like:50°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 12mphS 185°
- Humidity: 47%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 8 pm
- 50°F
- Feels like:46°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 12mphS 184°
- Humidity: 54%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 9 pm
- 48°F
- Feels like:43°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 12mphS 187°
- Humidity: 59%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 46°F
- Feels like:41°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 12mphS 189°
- Humidity: 63%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 11 pm
- 46°F
- Feels like:41°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 12mphS 189°
- Humidity: 65%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 12 am
- 46°F
- Feels like:39°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 12mphS 190°
- Humidity: 68%
- Pressure: 30.27"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
For the rest of the day, sunshine is expected.
The temperature will be between the highest temperature of 59°F and the lowest temperature of 46.4°F. The warmest part of the day will be from 3 pm to 5 pm.
The highest temperature today will be alike with October's typical maximum. Today, the nighttime low will be also relatively lower than October's typical minimum of 44.1°F.
The temperature will be between the highest temperature of 59°F and the lowest temperature of 46.4°F. The warmest part of the day will be from 3 pm to 5 pm.
The highest temperature today will be alike with October's typical maximum. Today, the nighttime low will be also relatively lower than October's typical minimum of 44.1°F.
Updated: Oct 17, 2026 @ 19:21:16 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
At 2:21 pm CDT, the temperature is 57.2°F.
On Saturday, in Portsmouth, a sun-drenched sky is anticipated.
Today, the highest temperature will be 59°F, while the lowest temperature will be 39.2°F.
Today, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature will be slightly cooler than the average low of 44.1°F.
Today, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature will be slightly cooler than the average low of 44.1°F.
On Saturday, in Portsmouth, sunrise was at 7:36 am and sunset will be at 6:37 pm (CDT).
In Portsmouth, the length of the day today will be 11h and 1min.
Portsmouth, Iowa, USA
- en: Portsmouth, Iowa, USA
- es: Portsmouth, Iowa, EE.UU.
- hr: Portsmut, Ajova, SAD
- mk: Portsmut, Ajova, SAD
- sr: Portsmut, Ajova, SAD
- zh: 朴次茅斯, 爱荷华州, 美国
- Latitude: 41.649851°
- Longitude: -95.519072°
- Elevation: 1220 ft
- Current time: 2:21pm CDT
- Sunrise: 7:36 am CDT
- Sunset: 6:37 pm CDT
- Timezone: America/Chicago
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