NWS, American, European side by side around Saint Joseph and nearby towns.Live rain radar →
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Next 14 hours
consensus of the three models
7-day forecast
where the models agree, and where they split
Saint Joseph, MO is at its warmest in Jun (average highs near 86°F) and coldest in Jan (lows around 21°F), with roughly 37 in of precipitation across the year. Below, compare what NWS, American, European forecast for Saint Joseph right now, and see exactly where they disagree.
Saint Joseph climate by month
average daytime high and overnight low across a typical year
Jan
36°
21°
Feb
51°
28°
Mar
55°
35°
Apr
67°
46°
May
77°
56°
Jun
86°
67°
Jul
86°
69°
Aug
85°
68°
Sep
81°
62°
Oct
70°
52°
Nov
54°
38°
Dec
44°
30°
Common questions
What's the weather in Saint Joseph today?
On this page we show what NWS, American, European each forecast for Saint Joseph today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Saint Joseph today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Saint Joseph and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Saint Joseph?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Saint Joseph forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Saint Joseph?
Jun is typically the warmest month in Saint Joseph, with average highs around 86°F.
How cold does Saint Joseph get?
The coldest month in Saint Joseph is Jan, when overnight lows average about 21°F.
How much rain does Saint Joseph get?
Saint Joseph sees roughly 37 in of precipitation a year, with Aug usually the wettest month.
The forecasts Americans check
The two biggest apps keep their model a secret, so we can't show their numbers, only link you to them. The National Weather Service is public, so its data sits right in the comparison above.