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CheckWeather USSan Luis

San Luis weather

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The weather map: all three models at once

NWS, American, European side by side around San Luis and nearby towns.Live rain radar →
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Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split

San Luis, AZ is at its warmest in Jul (average highs near 111°F) and coldest in Jan (lows around 46°F), with roughly 3 in of precipitation across the year. Below, compare what NWS, American, European forecast for San Luis 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.

San Luis climate by month

average daytime high and overnight low across a typical year
Jan
67°
46°
Feb
71°
48°
Mar
76°
53°
Apr
87°
59°
May
94°
67°
Jun
103°
75°
Jul
111°
85°
Aug
108°
84°
Sep
102°
77°
Oct
94°
67°
Nov
77°
54°
Dec
72°
49°

Which forecast is most accurate in San Luis?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
97
/100rank #1
96±0.4°F95±1.7 mph100100% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
89
/100rank #2
87±1.3°F91±2.7 mph8994% 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.

Common questions

What's the weather in San Luis today?
On this page we show what NWS, American, European each forecast for San Luis 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 San Luis today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for San Luis 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 San Luis?
Over the last 30 days, the European model has been the most accurate for San Luis (CheckWeather Score 97/100), ahead of the American at 89. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in San Luis?
July is typically the warmest month in San Luis, with average highs around 111°F.
How cold does San Luis get?
The coldest month in San Luis is January, when overnight lows average about 46°F.
How much rain does San Luis get?
San Luis sees roughly 3 in of precipitation a year, with December usually the wettest month.

Nearby

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