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Forecast confidence: High · models disagree by 2°F

Florissant weather

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Drizzle,much the same tomorrow

NWS, the American and the European model agree on a high near 96° in Florissant today. Tomorrow looks cloudy around 97°, with a 8% chance of rain.

96°74°
97°77°
93°73°
76°65°
69°61°
73°58°
Todaymodels agreeTomorrowmodels agreeSundaymodels agreeMondaymodels agreeTuesdaysplit ±9°Wednesdaysplit ±8°
NWSNational Blend (NBM)
96°
Drizzle
Today 96°·Low 75°·Rain 9%
AmericanNOAA GFS
97°
Cloudy
Today 97°·Low 75°·Rain 9%
EuropeanECMWF
95°
Thunderstorm
Today 95°·Low 73°·Rain 31%
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Florissant weather alerts and warnings

active National Weather Service watches, warnings and advisories

Checking the National Weather Service for active alerts covering Florissant…

Florissant weather in numbers

from 30 years of measured normals

Florissant swings 60°F across the year, from 87°F highs in July to 27°F lows in January, and March is usually the wettest month in a year that brings about 48 in of precipitation.

Warmest month
July
87°F average high
Coldest month
January
27°F average low
Wettest month
March
48 in a year
Below freezing
1 month
January
Comfortable
3 months
April, May and October
Residents
52,000
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The weather map: all three models at once

NWS, American, European side by side around Florissant and nearby towns.Live rain radar →
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Florissant hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Florissant 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Drizzle
96° 74°
models agree
Tomorrow
Cloudy
97° 77°
models agree
Sun
Light drizzle
93° 73°
models agree
Mon
Light rain
76° 65°
models agree
Tue
Light drizzle
69° 61°
±9°
Wed
Cloudy
73° 58°
±8°
Thu
Cloudy
73° 57°
±9°
Fri
Cloudy
74° 59°
±8°
Sat
Cloudy
76° 60°
±12°
Sun
Cloudy
80° 60°
±17°
Mon
Light drizzle
74° 58°
±11°
Tue
Cloudy
69° 52°
±8°
Wed
Mostly clear
70° 51°
±7°
Thu
Cloudy
79° 55°
±7°

Florissant, Missouri (MO) is at its warmest in Jul (average highs near 87°F) and coldest in Jan (lows around 27°F), with roughly 48 in of precipitation across the year. Below, compare what NWS, American, European forecast for Florissant right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.

Florissant climate by month

average daytime high and overnight low across a typical year
Jan
41°
27°
Feb
53°
33°
Mar
57°
38°
Apr
68°
47°
May
78°
58°
Jun
86°
66°
Jul
87°
69°
Aug
85°
69°
Sep
80°
62°
Oct
69°
51°
Nov
56°
41°
Dec
47°
34°

Which forecast is most accurate in Florissant?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
87
/100rank #1
94±0.6°F97±0.9 mph7184% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
76
/100rank #2
84±1.6°F96±1.2 mph5374% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.

NWSNational Blend (NBM)
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AmericanNOAA GFS
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EuropeanECMWF
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±2°95° to 97°±22%9% to 31% chance
Tomorrow±2°96° to 98°±6%2% to 8% chance
Sun±4°91° to 94°±10%36% to 46% chance
Mon±2°75° to 77°±28%47% to 75% chance
Tue±9°63° to 72°±3%27% to 30% chance

The models often agree on temperature and still split on rain, and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in Florissant

today, local time
Sunrise
06:45
Sunset
19:04
Daylight
12h 19m

Common questions

What's the weather in Florissant today?
On this page we show what NWS, American, European each forecast for Florissant 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 Florissant today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Florissant 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 Florissant?
Over the last 30 days, the European model has been the most accurate for Florissant (CheckWeather Score 87/100), ahead of the American at 76. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Florissant?
July is typically the warmest month in Florissant, with average highs around 87°F.
How cold does Florissant get?
The coldest month in Florissant is January, when overnight lows average about 27°F.
How much rain does Florissant get?
Florissant sees roughly 48 in of precipitation a year, with March usually the wettest month.

Nearby

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