Harrisburg, MO Weather Forecast
Local 7-day forecast
Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Harrisburg, MO in one place.
A slight chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Sunny, with a high near 91. Southwest wind 3 to 9 mph. Chance of precipitation is 40%.
Local Weather Overview
This forecast page for Harrisburg, MO is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 15, 2026 12:52 PM CDT.
The active forecast window currently covers Jul 17 to Jul 21, 2026 for Harrisburg, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 17 to Jul 21, 2026
- Latest sync
- Jul 15, 2026 12:52 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Harrisburg
Monday looks like the warmest upcoming period in Harrisburg at 96 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 67 degrees F.
The strongest winds are forecast for Saturday at about 8 to 12 mph SW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 15, 2026 12:52 PM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KEAX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 74. Chance of precipitation is 40%.
Sunny, with a high near 94.
Mostly clear, with a low around 75.
Sunny, with a high near 95.
Mostly clear, with a low around 76.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 74. Chance of precipitation is 20%.
Sunny, with a high near 91.
Mostly clear, with a low around 67.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 17
|
Slight Chance Showers And Thunderstorms
|
91°F |
3 to 9 mph
SW
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms then Mostly Clear
|
74°F |
8 mph
SW
|
|
Saturday
Jul 18
|
Sunny
|
94°F |
8 to 12 mph
SW
|
|
Saturday Night
Jul 18
|
Mostly Clear
|
75°F |
6 to 9 mph
SW
|
|
Sunday
Jul 19
|
Sunny
|
95°F |
7 mph
SW
|
|
Sunday Night
Jul 19
|
Mostly Clear
|
76°F |
8 mph
SW
|
|
Monday
Jul 20
|
Sunny then Slight Chance Showers And Thunderstorms
|
96°F |
8 to 12 mph
SW
|
|
Monday Night
Jul 20
|
Slight Chance Showers And Thunderstorms
|
74°F |
5 to 9 mph
W
|
|
Tuesday
Jul 21
|
Sunny
|
91°F |
6 to 12 mph
N
|
|
Tuesday Night
Jul 21
|
Mostly Clear
|
67°F |
5 to 12 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Harrisburg.