Portland, IN Weather & Climate Normals
What a normal year in Portland actually looks like
On the 30-year record NOAA keeps for Portland, IN, the comfort score comes out to 47/100, 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 Portland's weather actually swings
Average temperatures in Portland run from 25°F in Jan up to 73°F in Jul, a 47.4°F seasonal swing, one of the widest gaps in this dataset.
Portland, month by month
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 34°F | 17°F | 2.82in | 6.4in |
| Feb | 38°F | 19°F | 2.71in | 5.4in |
| Mar | 48°F | 28°F | 2.8in | 3.1in |
| Apr | 62°F | 38°F | 3.62in | 0.3in |
| May | 72°F | 49°F | 4.31in | 0in |
| Jun | 80°F | 59°F | 4.55in | 0in |
| Jul | 84°F | 62°F | 4.07in | 0in |
| Aug | 82°F | 60°F | 3.83in | 0in |
| Sep | 77°F | 52°F | 2.97in | 0in |
| Oct | 64°F | 41°F | 2.85in | 0.1in |
| Nov | 51°F | 31°F | 3.01in | 0.6in |
| Dec | 39°F | 23°F | 2.39in | 3.5in |
If you're timing a visit, May, Jun, Jul, Aug, and Sep are Portland's mildest stretch; if you're moving there, you should plan around Jan's cold instead.
How wet Portland actually gets
Over a typical year, Portland sees about 39.93in of precipitation a year across roughly 109 days with measurable rain or snow, with 19.4in of snow a year.
Portland against the rest of the country
Out of 4876 cities scored here, Portland comes in at 2843; within IN alone it ranks 59 of 126. Population is about 6,233.
Checking the actual forecast
These figures come from Portland 1 Sw, IN US, the NOAA station 1.5 miles from Portland, 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