National Weather Service forecast

Harrisburg, Illinois Weather

57°Overnight: Rain Showers
Wind SSW 6 to 9 mph
7-DayHourlyRadar

Harrisburg 7-Day Forecast

  1. Overnight
    57°F
    Rain Showers
    76% chance of precipitation

    Rain showers before 5am. Mostly cloudy. Low around 57, with temperatures rising to around 59 overnight. South southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

  2. Wednesday
    67°F
    Partly Sunny
    10% chance of precipitation

    Partly sunny. High near 67, with temperatures falling to around 63 in the afternoon. West southwest wind 5 to 10 mph.

  3. Wednesday Night
    43°F
    Partly Cloudy

    Partly cloudy, with a low around 43. West southwest wind around 3 mph.

  4. Thursday
    68°F
    Sunny

    Sunny, with a high near 68. West southwest wind 2 to 8 mph.

  5. Thursday Night
    44°F
    Partly Cloudy

    Partly cloudy, with a low around 44. West wind around 2 mph.

  6. Friday
    61°F
    Partly Sunny

    Partly sunny, with a high near 61. North northwest wind 1 to 10 mph.

  7. Friday Night
    36°F
    Partly Cloudy

    Partly cloudy, with a low around 36. North wind 1 to 7 mph.

  8. Saturday
    57°F
    Mostly Sunny

    Mostly sunny, with a high near 57. North northwest wind 1 to 6 mph.

  9. Saturday Night
    32°F
    Partly Cloudy

    Partly cloudy, with a low around 32. North northwest wind around 1 mph.

  10. Sunday
    61°F
    Sunny

    Sunny, with a high near 61. North northwest wind 0 to 6 mph.

  11. Sunday Night
    33°F
    Clear
    1% chance of precipitation

    Clear, with a low around 33. Northwest wind around 1 mph.

  12. Monday
    64°F
    Sunny

    Sunny, with a high near 64. West southwest wind 0 to 5 mph.

  13. Monday Night
    37°F
    Clear
    1% chance of precipitation

    Clear, with a low around 37. Southwest wind around 1 mph.

  14. Tuesday
    69°F
    Sunny
    1% chance of precipitation

    Sunny, with a high near 69. West southwest wind 0 to 5 mph.

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

Harrisburg Hourly Forecast

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About Harrisburg

Population (2020 Census)
8,219
Coordinates
37.738, -88.546
Elevation
384 ft
NWS forecast office
PAH
Time zone
America/Chicago
Sunrise today
6:22 AM CST
Sunset today
4:52 PM CST
Daylight today
10 h 30 min

Harrisburg Weather Questions

What is the weather forecast for Harrisburg, Illinois?

Overnight: Rain showers before 5am. Mostly cloudy. Low around 57, with temperatures rising to around 59 overnight. South southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. Wednesday: Partly sunny. High near 67, with temperatures falling to around 63 in the afternoon. West southwest wind 5 to 10 mph.

Will it rain or snow in Harrisburg this week?

The best chance of precipitation is Overnight at 76%. Periods with a 30% chance or more: Overnight (76%).

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

The warmest day is Tuesday, with a high near 69°F. The coldest night is Saturday Night, with a low near 32°F.

What time are sunrise and sunset in Harrisburg today?

Sunrise is at 6:22 AM CST and sunset is at 4:52 PM CST, for 10 h 30 min of daylight.

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