Chino Hills, CA Weather & Climate Normals
Chino Hills's real weather, in one number
Chino Hills, CA scores 70/100 on this site's reading of NOAA's own 30-year normals: mild with real seasons. A solid stretch of comfortable months alongside a noticeable but not extreme summer or winter. 8 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Chino Hills's hottest and coldest months
Chino Hills's hottest month is Aug, averaging 80°F; its coldest is Dec, averaging 55°F, a 25.2°F swing across the year, a middling gap by national standards.
Chino Hills's weather across the year
| Month | Avg high | Avg low | Precip |
|---|---|---|---|
| Jan | 70°F | 42°F | 2.17in |
| Feb | 70°F | 43°F | 2.68in |
| Mar | 73°F | 46°F | 1.43in |
| Apr | 77°F | 49°F | 0.55in |
| May | 81°F | 54°F | 0.17in |
| Jun | 88°F | 59°F | 0.02in |
| Jul | 94°F | 63°F | 0.08in |
| Aug | 96°F | 63°F | 0.01in |
| Sep | 93°F | 60°F | 0.06in |
| Oct | 85°F | 53°F | 0.53in |
| Nov | 76°F | 45°F | 0.59in |
| Dec | 69°F | 40°F | 1.69in |
most of the year (8 of 12 months) are the best time to see Chino Hills at its mildest; the rest of the year, plan around Aug's heat and Dec's cold.
Rain and snow in Chino Hills
Over a typical year, Chino Hills sees about 9.98in of precipitation a year across roughly 35 days with measurable rain or snow. That station has no snowfall reading, so none is shown rather than assumed.
Where Chino Hills ranks
Chino Hills ranks 245 of 4876 US cities in this dataset for comfort score, and 238 of 429 within CA. About 77,418 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Chino Ap, CA US, 5.6 miles from Chino Hills, not a prediction for any specific day.
More on how this is worked out
Why some cities show no snow or rain figure · How the comfort score is calculated