Grand Terrace, CA Weather & Climate Normals
What a normal year in Grand Terrace actually looks like
On the 30-year record NOAA keeps for Grand Terrace, CA, the comfort score comes out to 75/100, mild with real seasons: A solid stretch of comfortable months alongside a noticeable but not extreme summer or winter. Only 9 months a year land in the 55–75°F range this site treats as mild.
How much Grand Terrace's weather actually swings
Average temperatures in Grand Terrace run from 56°F in Dec up to 80°F in Aug, a 24°F seasonal swing, a middling gap by national standards.
How wet Grand Terrace actually gets
Over a typical year, Grand Terrace sees about 9.92in of precipitation a year across roughly 38 days with measurable rain or snow, with 0in of snow a year.
Grand Terrace against the rest of the country
Out of 4876 cities scored here, Grand Terrace comes in at 220; within CA alone it ranks 220 of 429. Population is about 12,979.
Checking the actual forecast
These figures come from RIVERSIDE CITRUS EXP, CA US, the NOAA station 5.2 miles from Grand Terrace, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is