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

Today's forecast for Saint Thomas shows a low of 47 degrees Fahrenheit. Scattered showers after 5am.

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

The 7-day forecast for Saint Thomas shows highs from 44 to 63 degrees and lows from 24 to 47 degrees Fahrenheit. Expect precipitation on 3 days with chances of 20% or higher.

Will it rain in Saint Thomas, MO this week?

Yes, rain is possible in Saint Thomas this week. Precipitation chances: Wednesday (30% chance), Thursday (80% chance), Wednesday (20% chance).

How accurate is the Saint Thomas weather forecast?

WeatherForYou provides highly accurate Saint Thomas 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 Thomas, MO Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Switch to Metric Units

53°F
Feels Like 53°F

Humidity 83% Dew Point 48°F Wind Calm Barometer 28.98 in.

Report from a personal weather station 12.2 mi. SW of central Saint Thomas
at 11:04 PM Wed, Dec 17, 2025

Point Forecast at a Glance

WedDec 17

30%

ThuDec 18

80%

FriDec 19

SatDec 20

SunDec 21

MonDec 22

TueDec 23

Jump to detailed forecast ↓

7-Day Temperature Trend

Week Ahead Summary

Warming trend through the week with high temperatures climbing from 44°F to 62°F. Some rain possible with at least 2 days showing precipitation chances of 20% or higher.

Climate Context

This week's forecast shows temperatures running 9°F above the historical average for December. Normal highs for this period are around 45°F with lows around 27°F.

This Date in Weather History

1929 - An icestorm in western New York State resulted in much damage and hardship. A Buffalo report stated, "one was kept awake by the breaking limbs, which snapped off with a report much louder than a rifle shot."

Saint Thomas, MO 7 Day Weather Forecast Details

Wednesday Dec 17

Night: Scattered showers after 5am. Cloudy, with a low around 47. South wind 11 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.

Thursday Dec 18

Day: Showers, mainly before 11am. Temperature falling to around 46 by 5pm. Southwest wind 14 to 18 mph becoming west in the morning. Winds could gust as high as 36 mph. Chance of precipitation is 80%.

Night: Mostly clear, with a low around 24. Northwest wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 36 mph.

Friday Dec 19

Day: Sunny, with a high near 44. West wind 5 to 8 mph becoming south in the afternoon.

Night: Partly cloudy, with a low around 37. South wind 8 to 10 mph, with gusts as high as 23 mph.

Saturday Dec 20

Day: Mostly sunny, with a high near 58.

Night: Partly cloudy, with a low around 27.

Sunday Dec 21

Day: Mostly sunny, with a high near 46.

Night: Partly cloudy, with a low around 33.

Monday Dec 22

Day: Partly sunny, with a high near 52.

Night: Mostly cloudy, with a low around 43.

Tuesday Dec 23

Day: Partly sunny, with a high near 62.

Night: Mostly cloudy, with a low around 47.

Wednesday Dec 24

Day: A 20 percent chance of rain. Mostly cloudy, with a high near 63.

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.

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