Saint John, KS Weather Forecast
Local 7-day forecast
Mostly Sunny then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Saint John, KS in one place.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Saint John, KS 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: Apr 10, 2026 1:36 AM CDT.
The active forecast window currently covers Apr 14 to Apr 16, 2026 for Saint John, KS.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 14 to Apr 16, 2026
- Latest sync
- Apr 10, 2026 1:36 AM CDT
- Forecast office
- DDC
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint John
Thursday looks like the warmest upcoming period in Saint John at 83 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 47 degrees F.
The strongest winds are forecast for Tuesday at about 13 to 21 mph SSW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 10, 2026 1:36 AM CDT
- Coverage
- 3 days
- Time zone
- America/Chicago
- Forecast office
- DDC
- Radar station
- KDDC
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 1am. Mostly clear, with a low around 47. Chance of precipitation is 30%.
Sunny, with a high near 77.
Mostly clear, with a low around 48.
Sunny, with a high near 83.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Apr 14
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
81°F |
13 to 21 mph
SSW
|
|
Tuesday Night
Apr 14
|
Chance Showers And Thunderstorms
|
47°F |
12 to 18 mph
SW
|
|
Wednesday
Apr 15
|
Sunny
|
77°F |
10 to 14 mph
WSW
|
|
Wednesday Night
Apr 15
|
Mostly Clear
|
48°F |
10 mph
S
|
|
Thursday
Apr 16
|
Sunny
|
83°F |
9 to 15 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Saint John.
Nearby forecast pages are not available for this location yet.