National Weather Service forecast

Joliet, Illinois Weather

59°Overnight: Rain Showers
Wind S 15 mph
7-DayHourlyRadar

Joliet 7-Day Forecast

  1. Overnight
    59°F
    Rain Showers
    83% chance of precipitation

    Rain showers. Cloudy. Low around 59, with temperatures rising to around 61 overnight. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.

  2. Wednesday
    64°F
    Chance Rain Showers then Mostly Cloudy
    28% chance of precipitation

    A chance of rain showers before noon. Mostly cloudy. High near 64, with temperatures falling to around 56 in the afternoon. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

  3. Wednesday Night
    48°F
    Mostly Cloudy
    9% chance of precipitation

    Mostly cloudy, with a low around 48. Southwest wind around 15 mph, with gusts as high as 25 mph.

  4. Thursday
    57°F
    Mostly Cloudy then Chance Rain Showers
    37% chance of precipitation

    A chance of rain showers after 1pm. Mostly cloudy, with a high near 57. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

  5. Thursday Night
    42°F
    Chance Rain Showers
    47% chance of precipitation

    A chance of rain showers. Cloudy, with a low around 42. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

  6. Friday
    52°F
    Slight Chance Rain Showers then Partly Sunny
    17% chance of precipitation

    A slight chance of rain showers before noon. Partly sunny, with a high near 52. Chance of precipitation is 20%.

  7. Friday Night
    35°F
    Partly Cloudy

    Partly cloudy, with a low around 35.

  8. Saturday
    52°F
    Sunny

    Sunny, with a high near 52.

  9. Saturday Night
    34°F
    Mostly Clear

    Mostly clear, with a low around 34.

  10. Sunday
    56°F
    Sunny
    5% chance of precipitation

    Sunny, with a high near 56.

  11. Sunday Night
    35°F
    Mostly Clear
    1% chance of precipitation

    Mostly clear, with a low around 35.

  12. Monday
    61°F
    Sunny

    Sunny, with a high near 61.

  13. Monday Night
    39°F
    Mostly Clear
    1% chance of precipitation

    Mostly clear, with a low around 39.

  14. Tuesday
    61°F
    Sunny
    1% chance of precipitation

    Sunny, with a high near 61.

Issued by the National Weather Service (LOT office), updated .

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About Joliet

Population (2020 Census)
150,362
Coordinates
41.518, -88.149
Elevation
633 ft
NWS forecast office
LOT
Time zone
America/Chicago
Sunrise today
6:27 AM CST
Sunset today
4:44 PM CST
Daylight today
10 h 17 min

Joliet Weather Questions

What is the weather forecast for Joliet, Illinois?

Overnight: Rain showers. Cloudy. Low around 59, with temperatures rising to around 61 overnight. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible. Wednesday: A chance of rain showers before noon. Mostly cloudy. High near 64, with temperatures falling to around 56 in the afternoon. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Will it rain or snow in Joliet this week?

The best chance of precipitation is Overnight at 83%. Periods with a 30% chance or more: Overnight (83%), Thursday (37%), Thursday Night (47%).

How warm and how cold will it get in Joliet this week?

The warmest day is Wednesday, with a high near 64°F. The coldest night is Saturday Night, with a low near 34°F.

What time are sunrise and sunset in Joliet today?

Sunrise is at 6:27 AM CST and sunset is at 4:44 PM CST, for 10 h 17 min of daylight.

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