Mendon, MO Weather Forecast

Local 7-day forecast

73°
F

Partly Cloudy

Track current conditions, temperature changes, wind, and the full daily outlook for Mendon, MO in one place.

Saturday, September 19, 2026
Wind: 6 mph S
Overnight

Partly cloudy, with a low around 73. South wind around 6 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Mendon, 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: Sep 19, 2026 4:13 AM CDT.

The active forecast window currently covers Sep 19 to Sep 25, 2026 for Mendon, MO.

Page Snapshot

Page focus
city weather
Forecast window
Sep 19 to Sep 25, 2026
Latest sync
Sep 19, 2026 4:13 AM CDT
Forecast office
EAX
Source
NOAA / NWS
Next High
93°F
Saturday
Next Low
73°F
Overnight
Rain Outlook
8
Periods mentioning precipitation
Windiest
6 to 12 mph
Saturday

Daily Outlook

Today
Sep 19
Mostly Sunny
93 °F
/ 73°F
Wind 6 to 12 mph
Sun
Sep 20
Chance Showers And Thunderstorms
80 °F
/ 61°F
Wind 2 to 9 mph
Mon
Sep 21
Showers And Thunderstorms
68 °F
/ 55°F
Wind 8 to 12 mph
Tue
Sep 22
Mostly Cloudy
65 °F
/ 49°F
Wind 12 mph
Wed
Sep 23
Mostly Sunny
69 °F
/ 52°F
Wind 7 mph
Thu
Sep 24
Slight Chance Rain Showers
73 °F
/ 56°F
Wind 2 to 6 mph
Fri
Sep 25
Slight Chance Rain Showers
74 °F
Wind 2 to 7 mph

This Week in Mendon

Saturday looks like the warmest upcoming period in Mendon at 93 degrees F.

Tuesday Night is the coolest period ahead with temperatures near 49 degrees F.

The strongest winds are forecast for Saturday at about 6 to 12 mph SSW.

Precipitation is mentioned in 8 upcoming forecast periods.

Forecast Details

Last updated
Sep 19, 2026 4:13 AM CDT
Coverage
7 days
Time zone
America/Chicago
Forecast office
EAX
Radar station
KEAX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Saturday
Sep 19
93°F
Mostly Sunny
6 to 12 mph SSW

Mostly sunny, with a high near 93. Heat index values as high as 99. South southwest wind 6 to 12 mph, with gusts as high as 20 mph.

Saturday Night
Sep 19
68°F
Chance Showers And Thunderstorms
2 to 7 mph W

A chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms likely between 1am and 3am, then a chance of showers and thunderstorms between 3am and 4am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Heat index values as high as 97. West wind 2 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

Sunday
Sep 20
80°F
Chance Showers And Thunderstorms
2 to 9 mph NNW

A chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms between 3pm and 4pm, then a chance of showers and thunderstorms. Cloudy, with a high near 80. North northwest wind 2 to 9 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

Sunday Night
Sep 20
61°F
Showers And Thunderstorms
6 to 12 mph NE

Showers and thunderstorms. Cloudy, with a low around 61. Northeast wind 6 to 12 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Monday
Sep 21
68°F
Showers And Thunderstorms
8 to 12 mph NE

Showers and thunderstorms. Cloudy, with a high near 68. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Monday Night
Sep 21
55°F
Chance Rain Showers then Mostly Cloudy
7 to 12 mph NNE

A chance of rain showers before 7pm. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.

Tuesday
Sep 22
65°F
Mostly Cloudy
12 mph NE

Mostly cloudy, with a high near 65.

Tuesday Night
Sep 22
49°F
Partly Cloudy
3 to 9 mph NE

Partly cloudy, with a low around 49.

Wednesday
Sep 23
69°F
Mostly Sunny
7 mph NE

Mostly sunny, with a high near 69.

Wednesday Night
Sep 23
52°F
Partly Cloudy
1 to 5 mph ENE

Partly cloudy, with a low around 52.

Thursday
Sep 24
73°F
Slight Chance Rain Showers
2 to 6 mph ENE

A slight chance of rain showers after 7am. Partly sunny, with a high near 73.

Thursday Night
Sep 24
56°F
Slight Chance Rain Showers
2 to 6 mph ENE

A slight chance of rain showers. Mostly cloudy, with a low around 56.

Friday
Sep 25
74°F
Slight Chance Rain Showers
2 to 7 mph E

A slight chance of rain showers before 1pm. Partly sunny, with a high near 74.

Detailed Forecast

Period Conditions Temp Wind
Overnight
Sep 19
Partly Cloudy
73°F
6 mph
S
Saturday
Sep 19
Mostly Sunny
93°F
6 to 12 mph
SSW
Saturday Night
Sep 19
Chance Showers And Thunderstorms
68°F
2 to 7 mph
W
Sunday
Sep 20
Chance Showers And Thunderstorms
80°F
2 to 9 mph
NNW
Sunday Night
Sep 20
Showers And Thunderstorms
61°F
6 to 12 mph
NE
Monday
Sep 21
Showers And Thunderstorms
68°F
8 to 12 mph
NE
Monday Night
Sep 21
Chance Rain Showers then Mostly Cloudy
55°F
7 to 12 mph
NNE
Tuesday
Sep 22
Mostly Cloudy
65°F
12 mph
NE
Tuesday Night
Sep 22
Partly Cloudy
49°F
3 to 9 mph
NE
Wednesday
Sep 23
Mostly Sunny
69°F
7 mph
NE
Wednesday Night
Sep 23
Partly Cloudy
52°F
1 to 5 mph
ENE
Thursday
Sep 24
Slight Chance Rain Showers
73°F
2 to 6 mph
ENE
Thursday Night
Sep 24
Slight Chance Rain Showers
56°F
2 to 6 mph
ENE
Friday
Sep 25
Slight Chance Rain Showers
74°F
2 to 7 mph
E
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.