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Freeport, IL Weather Forecast | 5 Day

Updated: Wed Sep 23rd 2026 2:45 PM CDT

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Freeport, IL Weather Forecast - 9-23-26 - Sunny

Sunny

Wed 9-23-26

Sunny with a high of 67°F and a low of 49°F. There might be light rainfall having a 11% chance with an estimated 0in. Wind will be moderate, blowing around 13mph on average and gusts of 18.2mph at 10 PM. The humidity will be on the higher side, averaging about 79%, the maximum being 91% at 8 PM and 59% being its lowest at 3 PM. Barometric pressure is its highest of 30.35inHg at 8 PM, a lowest point of 30.31inHg at 3 PM with an avg 30.33inHg.

    • HI: 67°F
    • LO: 49°F
    • Rainfall: 11% | est. 0in
    • Snowfall: 0%
    • Wind
      12.1 mph
    • Humidity
      79% avg.
    • UV Index
      5.3
    • Air Quality
      Good
    • Sunrise
      06:47 AM
    • Sunset
      06:54 PM
    • Moonrise
      05:40 PM
    • Moonset
      03:42 AM
    • Moon Phase
      Waxing Gibbous
Freeport, IL Weather Forecast - 9-24-26 - Overcast

Overcast

Weather Tomorrow, Thu 9-24-26

Overcast with a high of 68°F and a low of 53°F. There might be light rainfall having a 14% chance. Winds will be light at 10mph and gusts of 19.2mph at 1 AM. The humidity will be on the higher side, averaging about 77%, the maximum being 95% at 5 AM and 61% being its lowest at 2 PM. Barometric pressure is its highest of 30.34inHg at 6 AM, a lowest point of 30.24inHg at 6 PM with an avg 30.3inHg.

    • HI: 68°F
    • LO: 53°F
    • Rainfall: 14%
    • Snowfall: 0%
    • Wind
      9.2 mph
    • Humidity
      77% avg.
    • UV Index
      5
    • Air Quality
      Good
    • Sunrise
      06:48 AM
    • Sunset
      06:52 PM
    • Moonrise
      06:00 PM
    • Moonset
      04:45 AM
    • Moon Phase
      Full Moon
Freeport, IL Weather Forecast - 9-25-26 - Overcast

Overcast

Fri 9-25-26

Overcast with a high of 61°F and a low of 56°F. It will likey rain, having a 81% chance of a downpour with an estimated 0.08in. Winds will be light at 8mph and gusts of 17mph at 1 AM. High humidity with average of 91% is anticipated, the maximum being 97% at 8 AM and 84% being its lowest at 11 PM. Barometric pressure is its highest of 30.29inHg at 10 AM, a lowest point of 30.23inHg at 6 PM with an avg 30.25inHg.

    • HI: 61°F
    • LO: 56°F
    • Rainfall: 81% | est. 0.08in
    • Snowfall: 0%
    • Wind
      7.4 mph
    • Humidity
      91% avg.
    • UV Index
      5
    • Air Quality
      Good
    • Sunrise
      06:49 AM
    • Sunset
      06:51 PM
    • Moonrise
      06:18 PM
    • Moonset
      05:47 AM
    • Moon Phase
      Full Moon
Freeport, IL Weather Forecast - 9-26-26 - Overcast

Overcast

Sat 9-26-26

Overcast with a high of 66°F and a low of 50°F. There might be light rainfall having a 18% chance. Wind will be moderate, blowing around 11mph on average and gusts of 17.9mph at 9 PM. The humidity will be on the higher side, averaging about 72%, the maximum being 83% at 1 AM and 53% being its lowest at 3 PM. Barometric pressure is its highest of 30.22inHg at 1 AM, a lowest point of 30.11inHg at 5 PM with an avg 30.18inHg.

    • HI: 66°F
    • LO: 50°F
    • Rainfall: 18%
    • Snowfall: 0%
    • Wind
      10.1 mph
    • Humidity
      72% avg.
    • UV Index
      4.5
    • Air Quality
      Good
    • Sunrise
      06:50 AM
    • Sunset
      06:49 PM
    • Moonrise
      06:37 PM
    • Moonset
      06:51 AM
    • Moon Phase
      Full Moon
Freeport, IL Weather Forecast - 9-27-26 - Overcast

Overcast

Sun 9-27-26

Overcast with a high of 64°F and a low of 52°F. There might be light rainfall having a 24% chance. Winds will be light at 8mph and gusts of 11mph at 1 AM. High humidity with average of 85% is anticipated, the maximum being 97% at 11 PM and 60% being its lowest at 12 PM. Barometric pressure is its highest of 30.16inHg at 10 AM, a lowest point of 30.06inHg at 5 PM with an avg 30.11inHg.

    • HI: 64°F
    • LO: 52°F
    • Rainfall: 24%
    • Snowfall: 0%
    • Wind
      7.2 mph
    • Humidity
      85% avg.
    • UV Index
      4
    • Air Quality
      Good
    • Sunrise
      06:51 AM
    • Sunset
      06:47 PM
    • Moonrise
      06:58 PM
    • Moonset
      07:56 AM
    • Moon Phase
      Waning Gibbous
Freeport, IL Weather Forecast - 9-28-26 - Mist

Mist

Mon 9-28-26

Mist with a high of 67°F and a low of 52°F. There might be light rainfall having a 15% chance. Winds will be light at 8mph and gusts of 13.5mph at 10 PM. High humidity with average of 83% is anticipated, the maximum being 97% at 2 AM and 68% being its lowest at 4 PM. Barometric pressure is its highest of 30.09inHg at 1 AM, a lowest point of 29.93inHg at 5 PM with an avg 30inHg.

    • HI: 67°F
    • LO: 52°F
    • Rainfall: 15%
    • Snowfall: 0%
    • Wind
      7.4 mph
    • Humidity
      83% avg.
    • UV Index
      5
    • Air Quality
      TBA
    • Sunrise
      06:52 AM
    • Sunset
      06:45 PM
    • Moonrise
      07:22 PM
    • Moonset
      09:03 AM
    • Moon Phase
      Waning Gibbous

This 5-Day weather forecast is valid for ZIP code 61032, accurately covering the area of Freeport, IL.

Currently

Sunny 66°F
30.33 inHg.
Barometer
59%
Humidity
ENE 16.6 mph
Wind
Sunny

National Outlook

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