Shelley, ID Weather & Climate Normals
What a normal year in Shelley actually looks like
On the 30-year record NOAA keeps for Shelley, ID, the comfort score comes out to 42/100, strongly seasonal: Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. Only 4 months a year land in the 55–75°F range this site treats as mild.
How much Shelley's weather actually swings
Average temperatures in Shelley run from 20°F in Jan up to 68°F in Jul, a 47.5°F seasonal swing, one of the widest gaps in this dataset.
Shelley, month by month
| Month | Avg high | Avg low | Precip |
|---|---|---|---|
| Jan | 29°F | 12°F | 0.67in |
| Feb | 34°F | 16°F | 0.56in |
| Mar | 47°F | 25°F | 0.81in |
| Apr | 58°F | 31°F | 1.03in |
| May | 67°F | 38°F | 1.57in |
| Jun | 76°F | 45°F | 1.09in |
| Jul | 87°F | 49°F | 0.46in |
| Aug | 86°F | 48°F | 0.59in |
| Sep | 75°F | 41°F | 0.97in |
| Oct | 59°F | 31°F | 0.88in |
| Nov | 43°F | 22°F | 0.66in |
| Dec | 30°F | 13°F | 0.78in |
If you're timing a visit, Jun, Jul, Aug, and Sep are Shelley's mildest stretch; if you're moving there, you should plan around Jan's cold instead.
How wet Shelley actually gets
Shelley averages 10.07in of precipitation a year across roughly 84 days with measurable rain or snow; the nearest NOAA station does not record snowfall, so no snow figure is shown rather than guessed.
Shelley against the rest of the country
Out of 4876 cities scored here, Shelley comes in at 4327; within ID alone it ranks 27 of 36. Population is about 5,262.
Checking the actual forecast
These figures come from Idaho Falls Fanning Fld, ID US, the NOAA station 9.9 miles from Shelley, 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