Mercer, MO Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Mercer, MO in one place.
Sunny, with a high near 81. West southwest wind 2 to 6 mph.
Local Weather Overview
This forecast page for Mercer, 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: Jun 18, 2026 9:45 AM CDT.
The active forecast window currently covers Jun 19 to Jun 24, 2026 for Mercer, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 19 to Jun 24, 2026
- Latest sync
- Jun 18, 2026 9:45 AM CDT
- Forecast office
- EAX
- Source
- NOAA / NWS
Daily Outlook
This Week in Mercer
Saturday looks like the warmest upcoming period in Mercer at 82 degrees F.
Sunday Night is the coolest period ahead with temperatures near 57 degrees F.
The strongest winds are forecast for Sunday at about 14 to 18 mph ENE.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 18, 2026 9:45 AM CDT
- Coverage
- 6 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 cloudy, with a low around 63. South wind 2 to 6 mph.
Mostly sunny, with a high near 82. Southeast wind around 6 mph.
A chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 64. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 75. Chance of precipitation is 80%.
Showers and thunderstorms likely before 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Mostly sunny, with a high near 73.
Mostly clear, with a low around 57.
Mostly sunny, with a high near 76.
Partly cloudy, with a low around 59.
Mostly sunny, with a high near 79.
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 62.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Juneteenth
Jun 19
|
Sunny
|
81°F |
2 to 6 mph
WSW
|
|
Friday Night
Jun 19
|
Mostly Cloudy
|
63°F |
2 to 6 mph
S
|
|
Saturday
Jun 20
|
Mostly Sunny
|
82°F |
6 mph
SE
|
|
Saturday Night
Jun 20
|
Chance Showers And Thunderstorms
|
64°F |
7 to 13 mph
ESE
|
|
Sunday
Jun 21
|
Showers And Thunderstorms
|
75°F |
14 to 18 mph
ENE
|
|
Sunday Night
Jun 21
|
Showers And Thunderstorms Likely
|
57°F |
10 to 18 mph
NNE
|
|
Monday
Jun 22
|
Mostly Sunny
|
73°F |
10 mph
NNE
|
|
Monday Night
Jun 22
|
Mostly Clear
|
57°F |
2 to 9 mph
ENE
|
|
Tuesday
Jun 23
|
Mostly Sunny
|
76°F |
6 mph
SE
|
|
Tuesday Night
Jun 23
|
Partly Cloudy
|
59°F |
5 mph
SW
|
|
Wednesday
Jun 24
|
Mostly Sunny
|
79°F |
3 to 8 mph
W
|
|
Wednesday Night
Jun 24
|
Chance Showers And Thunderstorms
|
62°F |
6 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mercer.