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Schertz weather

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Schertz weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Schertz weather in numbers

measured normals and 10 years of recorded weather

Schertz swings 53°F across the year, from 96°F highs in August to 43°F lows in January, and June is usually the wettest month in a year that brings about 34 in of precipitation. Over 10 years of recorded weather it averages 234 days a year at 77°F or above, 149 of them at 86°F or above, 7 frost nights, and rain on 121 days.

Warmest month
August
96°F average high
Coldest month
January
43°F average low
Wettest month
June
34 in a year
Comfortable
4 months
January, February, March and November
Residents
43,000
share this forecast
Most accurate here
European
96/100 CheckWeather Score
Warm days
234 days
a year at 77°F or above
Frost nights
7 nights
a year below 32°F
Rain days
121 days
a year with 0.04 in or more

Day counts are from the ERA5 reanalysis for Schertz’s grid square, 2016 to 2025, counted the same way for every city so the numbers compare. A reanalysis square is an area, not a weather station, so it is good for counting days and not for a single day’s record.

The weather map: all three models at once

NWS, American, European side by side around Schertz and nearby towns.Live rain radar →
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Schertz 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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Schertz 10-day forecast, out to 14 days

where the models agree, and where they split

Schertz, Texas (TX) is at its warmest in Aug (average highs near 96°F) and coldest in Jan (lows around 43°F), with roughly 34 in of precipitation across the year. Below, compare what NWS, American, European forecast for Schertz 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.

Schertz climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
63°
43°
Feb
68°
48°
Mar
73°
53°
Apr
79°
60°
May
84°
67°
Jun
92°
72°
Jul
93°
73°
Aug
96°
74°
Sep
89°
69°
Oct
80°
61°
Nov
69°
51°
Dec
63°
45°

Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.

How the weather around Schertz has changed since 1995

Schertz sits in the same roughly 50 km square of NASA's reanalysis as New Braunfels. That square ran 1.2°F warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the New Braunfels page.

Which forecast is most accurate in Schertz?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
96
/100rank #1
95±0.5°F97±0.9 mph9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
77
/100rank #2
88±1.2°F94±1.8 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.

Common questions

What's the weather in Schertz today?
On this page we show what NWS, American, European each forecast for Schertz 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 Schertz today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Schertz 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 Schertz?
Over the last 30 days, the European model has been the most accurate for Schertz (CheckWeather Score 96/100), ahead of the American at 77. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Schertz?
August is typically the warmest month in Schertz, with average highs around 96°F.
How cold does Schertz get?
The coldest month in Schertz is January, when overnight lows average about 43°F.
How much rain does Schertz get?
Schertz sees roughly 34 in of precipitation a year, with June usually the wettest month.

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