Sierra Madre, CA Weather & Climate Normals
Sierra Madre's real weather, in one number
Sierra Madre, CA scores 78/100 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. 9 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Sierra Madre's hottest and coldest months
Sierra Madre's hottest month is Aug, averaging 77°F; its coldest is Dec, averaging 56°F, a 21.3°F swing across the year, a middling gap by national standards.
Sierra Madre's weather across the year
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 68°F | 46°F | 4.51in | 0in |
| Feb | 69°F | 46°F | 5.16in | 0in |
| Mar | 73°F | 48°F | 3.03in | 0in |
| Apr | 76°F | 51°F | 1.11in | 0in |
| May | 78°F | 54°F | 0.48in | 0in |
| Jun | 84°F | 58°F | 0.21in | 0in |
| Jul | 89°F | 62°F | 0.06in | 0in |
| Aug | 91°F | 63°F | 0.03in | 0in |
| Sep | 90°F | 62°F | 0.22in | 0in |
| Oct | 83°F | 56°F | 0.84in | 0in |
| Nov | 75°F | 50°F | 1.1in | 0in |
| Dec | 67°F | 45°F | 3.33in | 0in |
most of the year (9 of 12 months) are the best time to see Sierra Madre at its mildest; the rest of the year, plan around Aug's heat.
Rain and snow in Sierra Madre
Sierra Madre averages 20.08in of precipitation a year across roughly 43 days with measurable rain or snow, and 0in of snow a year.
Where Sierra Madre ranks
Sierra Madre ranks 162 of 4876 US cities in this dataset for comfort score, and 162 of 429 within CA. About 10,775 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Pasadena, CA US, 5.6 miles from Sierra Madre, not a prediction for any specific day.
More on how this is worked out
What a 30-year climate normal actually is · Why this uses the nearest NOAA station