My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
Log In
    Favorites
        More Settings
      River Flood Warning
      until 1:00 AM CDT
      +1 more alert
      Elev 646 ft, 41.335 °N 89.114 °W

      Peru, IL

      Peru Station69°
      Updated: 9:35 AM CDT on September 20, 2026 (GMT -5)
      28 seconds ago
      72°
      63°
      69
      Feels Like 69
      Rain
      N
      7
      Lower temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Sun 09/20
        High 71°f
         79% Precip. / 0.04 in
        Thunderstorms this morning, mainly cloudy during the afternoon with a few showers. High 71F. Winds NE at 10 to 20 mph. Chance of rain 80%.
        Tonight
        Sun 09/20
        Low 60°f
         19% Precip. / 0 in
        Overcast. Low around 60F. Winds ENE at 10 to 20 mph.
        Tomorrow
        Mon 09/21
        High 63°f56°f
         15% Precip. / 0 in
        Cloudy. Slight chance of a rain shower. High 63F. Winds ENE at 10 to 20 mph.
        Hourly Forecast
        Now
        69°
        10AM
        67%
        69°
        11AM
        33%
        69°
        12PM
        34%
        69°
        1PM
        68°
        2PM
        34%
        68°
        3PM
        68°
        4PM
        68°
        5PM
        67°
        6PM
        67°
        6:56PM
        Sunset
        7PM
        66°
        8PM
        65°
        9PM
        64°
        10PM
        64°
        11PM
        64°
        12AM
        64°
        1AM
        64°
        2AM
        64°
        3AM
        64°
        4AM
        63°
        5AM
        62°
        6AM
        61°
        6:43AM
        Sunrise
        7AM
        61°
        8AM
        62°
        9AM
        62°
        Precipitation
        67%
        Storms continuing through 2 PM
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        20
        Good
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 29.9 in
        2. Visibility 7 miles
        3. Clouds Cloudy
        4. Dew Point69°F
        5. Humidity 98%
        6. Rainfall 1.85 in
        7. Snow Depth 0 in
         KVYS Station History
        Almanac for September 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 72°F 76°F 91°F 2024
        4. Low 63°F 51°F 32°F 1991
        5. Rain/Snow Depth
        6. Precipitation 0.04 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 65°F 75°F 93°F
        4. Low 63°F 51°F 34°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:42 AM 6:56 PM
        3. Civil Twilight 6:14 AM 7:24 PM
        4. Nautical Twilight 5:41 AM 7:56PM
        5. Astronomical Twilight 5:08 AM 8:29 PM
        1. Length of Visible Light 13h 10m
        2. Length of Day 12h 14m
        3. Tomorrow will be 2 minutes 44 seconds shorter
        1. Moon 4:04 PM 12:07 AM
        2. Waxing Gibbous68% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Precipitation
        Loading…
        Health
        Loading…
        Weather Alerts
        Loading…
        Our AppsAbout UsContactCareersWeather Data APIs
        PWS NetworkWundermap
        Terms of UsePrivacy PolicyCookie NoticeAccessibility StatementAdChoicesData Vendors
        essentialaccessibility.com
        We recognize our responsibility to use data and technology for good. We may use or share your data with our data vendors. Take control of your data.
        Review All Privacy and Ad Settings
        Choose how my information is shared
        Data Rights
        The Weather Company The Weather Channel Weather Underground Storm Radar
        © The Weather Company, LLC 2026
        Glossary