Weather forecast for todayPotomac, IL
Weather forecast for today
Current condition 6:50 am CDT
- 36°F
- Feels like:36°F
Clear
- Precipitation: 0"
- Wind: 3mphS 180°
- Humidity: 84%
- Dewpoint: 30°F
- Pressure: 30.52"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
In Potomac, currently, a deep blue sky remains clear and cloudless.
The temperature is a wintry 35.6°F. The current temperature is at the minimum predicted for today.
The temperature is a wintry 35.6°F. The current temperature is at the minimum predicted for today.
Sunday Oct 18, 2026
- 66°F
- 36°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 11mphS 187°
- Humidity: 51%
- UV index: 4
- Sunrise: 7:05 am CDT
- Sunset: 6:07 pm CDT
- details ▼
Today, sunshine and minimal clouds are in the outlook.
A stark contrast will be observed between the day's peak temperature of a breezy 66.2°F and the night's low of a wintry 35.6°F.
October's typical peak of 62.8°F is expected to be mirrored in the day’s high.
Sunrise will be at 7:05 am and sunset at 6:07 pm; the daylight will last for 11h and 2min.
A stark contrast will be observed between the day's peak temperature of a breezy 66.2°F and the night's low of a wintry 35.6°F.
October's typical peak of 62.8°F is expected to be mirrored in the day’s high.
Sunrise will be at 7:05 am and sunset at 6:07 pm; the daylight will last for 11h and 2min.
Hourly overview
Hourly temperatures
Warmest hour: 3 pm 64°C.
Coldest hour: 7 am 36°C.
Coldest hour: 7 am 36°C.
Chance of precipitation
Highest chance: 2%.
Hourly weather forecast
- 7 am
- 36°F
- Feels like:36°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 2mphS 178°
- Humidity: 85%
- Pressure: 30.5"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunrise: 7:05 am
- 8 am
- 39°F
- Feels like:36°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 3mphS 181°
- Humidity: 80%
- Pressure: 30.5"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 9 am
- 45°F
- Feels like:41°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 6mphS 184°
- Humidity: 68%
- Pressure: 30.5"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 10 am
- 50°F
- Feels like:46°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphS 191°
- Humidity: 57%
- Pressure: 30.5"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 11 am
- 55°F
- Feels like:52°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 11mphSSW 197°
- Humidity: 48%
- Pressure: 30.5"Hg
- Visibility: 10mi
- UV index: 3
- details ▼
- 12 pm
- 59°F
- Feels like:55°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 11mphSSW 198°
- Humidity: 41%
- Pressure: 30.47"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
- 1 pm
- 61°F
- Feels like:59°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 11mphSSW 195°
- Humidity: 36%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
- 2 pm
- 63°F
- Feels like:63°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 11mphSSW 193°
- Humidity: 34%
- Pressure: 30.42"Hg
- Visibility: 10mi
- UV index: 3
- details ▼
- 3 pm
- 64°F
- Feels like:63°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphS 187°
- Humidity: 32%
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 4 pm
- 64°F
- Feels like:63°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphS 181°
- Humidity: 31%
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 5 pm
- 63°F
- Feels like:63°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 7mphS 179°
- Humidity: 32%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 6 pm
- 59°F
- Feels like:57°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 5mphS 172°
- Humidity: 39%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:07 pm
- 7 pm
- 54°F
- Feels like:52°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 4mphSSE 163°
- Humidity: 50%
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 8 pm
- 50°F
- Feels like:48°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 4mphSSE 161°
- Humidity: 57%
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 9 pm
- 48°F
- Feels like:46°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 4mphSSE 163°
- Humidity: 65%
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 46°F
- Feels like:45°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 4mphSSE 166°
- Humidity: 70%
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 11 pm
- 45°F
- Feels like:43°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 3mphS 172°
- Humidity: 76%
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Today, mostly cloudless and sunny weather is anticipated.
The temperature will be between the highest temperature of 64.4°F and the lowest temperature of 35.6°F. The warmest part of the day will be at 3 pm and 4 pm.
The maximum temperature will be alike with the average high of 62.8°F in October. Forecast models suggest a low more in line with November's typical minimum of 35.4°F than October's usual 46.9°F.
The temperature will be between the highest temperature of 64.4°F and the lowest temperature of 35.6°F. The warmest part of the day will be at 3 pm and 4 pm.
The maximum temperature will be alike with the average high of 62.8°F in October. Forecast models suggest a low more in line with November's typical minimum of 35.4°F than October's usual 46.9°F.
Updated: Oct 18, 2026 @ 11:50:50 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
Currently (6:50 am CDT) it is 35.6°F in Potomac.
Today, sunny skies and pleasant visibility are expected.
Today, the highest temperature in Potomac will be 66.2°F, while the lowest temperature will be 35.6°F.
The highest temperature will be in line with the average maximum of 62.8°F in October. The lowest temperature today will be noticeably lower than the average low of 46.9°F.
The highest temperature will be in line with the average maximum of 62.8°F in October. The lowest temperature today will be noticeably lower than the average low of 46.9°F.
On Sunday, in Potomac, sunrise will be at 7:05 am and sunset at 6:07 pm (CDT).
In Potomac, today, there will be 11h and 2min of daylight.
Potomac, Illinois, USA
- en: Potomac, Illinois, USA
- es: Potomac, Illinois, EE.UU.
- hr: Potomak, Ilinois, SAD
- mk: Potomak, Ilinois, SAD
- sr: Potomak, Ilinois, SAD
- zh: 波托马克, 伊利诺伊, 美国
- Latitude: 40.305036°
- Longitude: -87.800583°
- Elevation: 669 ft
- Current time: 6:50am CDT
- Sunrise: 7:05 am CDT
- Sunset: 6:07 pm CDT
- Timezone: America/Chicago
Nearby Potomac, Illinois, USA
- Armstrong (4 mi)
- Henning (5 mi)
- Collison (6 mi)
- Penfield (7 mi)
- Rossville (9 mi)
- Alvin (10 mi)
- Bismarck (11 mi)
- East Lynn (11 mi)
- Gifford (12 mi)
- Royal (12 mi)
- Rankin (12 mi)
- Oakwood (13 mi)
- Hoopeston (13 mi)
- Muncie (13 mi)
- Fithian (14 mi)
- Danville (16 mi)
- Ogden (16 mi)
- Pence (16 mi)
- State Line City (16 mi)
- Hedrick (16 mi)
- Tilton (17 mi)
- Sloan (17 mi)
- Wellington (17 mi)
- Catlin (17 mi)
Illinois, USA - most visited locations
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