What is today's weather forecast for Saint John, MO?

Today's forecast for Saint John shows a high of 44 degrees and a low of 29 degrees Fahrenheit. Cloudy through mid morning, then gradual clearing, with a high near 44.

What is the 7-day weather forecast for Saint John, MO?

The 7-day forecast for Saint John shows highs from 30 to 44 degrees and lows from 21 to 30 degrees Fahrenheit. Expect precipitation on 5 days with chances of 20% or higher.

Will it rain in Saint John, MO this week?

Yes, rain is possible in Saint John this week. Precipitation chances: Friday (70% chance), Saturday (90% chance), Sunday (30% chance), Monday (20% chance), Tuesday (20% chance).

How accurate is the Saint John weather forecast?

WeatherForYou provides highly accurate Saint John forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Saint John, MO Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

39°F
Feels Like 35°F

Humidity 57% Dew Point 25°F Wind SW 6 MPH Gusts 18 Barometer 30.13 in.

Report from a MADIS/MESONET weather station 0.8 mi. N of central Saint John
at 6:45 AM Wed, Nov 26, 2025

Point Forecast at a Glance

WedNov 26

ThuNov 27

FriNov 28

SatNov 29

90%

SunNov 30

30%

MonDec 1

20%

TueDec 2

20%

7-Day Temperature Trend

Week Ahead Summary

Variable high temperatures through the week, ranging from 30°F to 44°F. Unsettled weather expected with snow likely on at least 5 days.

Climate Context

This week's forecast shows temperatures running 13°F below the historical average for November-December. Normal highs for this period are around 50°F with lows around 31°F.

This Date in Weather History

1888 - A late season hurricane brushed the East Coast with heavy rain and gale force winds. The hurricane passed inside Nantucket and over Cape Cod, then crossed Nova Scotia.

Saint John, MO 7 Day Weather Forecast Details

Wednesday Nov 26

Day: Cloudy through mid morning, then gradual clearing, with a high near 44. Breezy, with a west wind 15 to 21 mph, with gusts as high as 39 mph.

Night: Increasing clouds, with a low around 29. Northwest wind 9 to 13 mph, with gusts as high as 23 mph.

Thursday Nov 27

Day: Sunny, with a high near 42. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

Night: Mostly clear, with a low around 25. Northwest wind 3 to 6 mph.

Friday Nov 28

Day: Sunny, with a high near 39. Calm wind becoming south around 5 mph in the afternoon.

Night: Snow likely, mainly after 3am. Cloudy, with a low around 30. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Saturday Nov 29

Day: Rain, possibly mixed with snow. High near 38. Chance of precipitation is 90%.

Night: Rain likely, mainly before midnight. Cloudy, with a low around 29. Chance of precipitation is 70%.

Sunday Nov 30

Day: A 30 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 35.

Night: A 20 percent chance of snow. Mostly cloudy, with a low around 21.

Monday Dec 1

Day: A 20 percent chance of snow. Mostly cloudy, with a high near 30.

Night: A 20 percent chance of snow. Mostly cloudy, with a low around 21.

Tuesday Dec 2

Day: A slight chance of rain and snow. Mostly sunny, with a high near 34. Chance of precipitation is 20%.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

Your favorites: