Ione, CA Weather & Climate Normals
What a normal year in Ione actually looks like
On the 30-year record NOAA keeps for Ione, CA, the comfort score comes out to 55/100, strongly seasonal: Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. Only 5 months a year land in the 55–75°F range this site treats as mild.
How much Ione's weather actually swings
Average temperatures in Ione run from 47°F in Dec up to 78°F in Jul, a 31.1°F seasonal swing, a middling gap by national standards.
How wet Ione actually gets
Ione averages 32.02in of precipitation a year across roughly 0 days with measurable rain or snow; the nearest NOAA station does not record snowfall, so no snow figure is shown rather than guessed.
Ione against the rest of the country
Out of 4876 cities scored here, Ione comes in at 881; within CA alone it ranks 353 of 429. Population is about 9,411.
Checking the actual forecast
These figures come from SUTTER HILL CDF, CA US, the NOAA station 8.0 miles from Ione, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · Why this uses the nearest NOAA station