Mercer County, MO Weather Forecast
County weather hub
Chance Showers And Thunderstorms then Mostly Sunny
Compare major city weather across Mercer County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 84. Northeast wind 3 to 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Mercer County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 1 of 1 mapped cities in Mercer County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jun 1 to Jun 5, 2026
- Latest sync
- May 30, 2026 9:48 AM CDT
- Forecast office
- EAX
- Source
- NOAA / NWS
Daily Outlook
This Week in Mercer County
Friday looks like the warmest upcoming period in Mercer County at 85 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 60 degrees F.
The strongest winds are forecast for Thursday at about 7 to 14 mph S.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- May 30, 2026 9:48 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- EAX
- Radar station
- KDMX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 63.
Sunny, with a high near 83.
Partly cloudy, with a low around 60.
Mostly sunny, with a high near 82.
Partly cloudy, with a low around 61.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Jun 1
|
Chance Showers And Thunderstorms then Mostly Sunny
|
84°F |
3 to 8 mph
NE
|
|
Monday Night
Jun 1
|
Mostly Clear
|
63°F |
3 to 8 mph
NNE
|
|
Tuesday
Jun 2
|
Sunny
|
83°F |
6 to 9 mph
ENE
|
|
Tuesday Night
Jun 2
|
Partly Cloudy
|
60°F |
5 to 9 mph
ESE
|
|
Wednesday
Jun 3
|
Mostly Sunny
|
82°F |
6 to 10 mph
SSE
|
|
Wednesday Night
Jun 3
|
Partly Cloudy
|
61°F |
6 to 10 mph
SSE
|
|
Thursday
Jun 4
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
83°F |
7 to 14 mph
S
|
|
Thursday Night
Jun 4
|
Chance Showers And Thunderstorms
|
65°F |
8 to 13 mph
S
|
|
Friday
Jun 5
|
Chance Showers And Thunderstorms
|
85°F |
12 mph
SSW
|
|
Friday Night
Jun 5
|
Chance Showers And Thunderstorms
|
65°F |
5 to 9 mph
SW
|
Major City Forecasts
Live forecast snapshots for major cities across Mercer County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Mercer County.
Largest mapped city population in this region: 1,078.
