Plymouth, IN Weather & Climate Normals
What a normal year in Plymouth actually looks like
On the 30-year record NOAA keeps for Plymouth, IN, 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 5 months a year land in the 55–75°F range this site treats as mild.
How much Plymouth's weather actually swings
Average temperatures in Plymouth run from 24°F in Jan up to 73°F in Jul, a 49.3°F seasonal swing, one of the widest gaps in this dataset.
Plymouth, month by month
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 31°F | 17°F | 2.63in | 18.6in |
| Feb | 35°F | 19°F | 2.33in | 14.1in |
| Mar | 47°F | 28°F | 2.45in | 6.4in |
| Apr | 60°F | 38°F | 3.63in | 1.1in |
| May | 71°F | 49°F | 4.33in | 0in |
| Jun | 81°F | 59°F | 4.24in | 0in |
| Jul | 84°F | 63°F | 4.39in | 0in |
| Aug | 82°F | 61°F | 4.05in | 0in |
| Sep | 76°F | 54°F | 3.2in | 0in |
| Oct | 63°F | 42°F | 3.38in | 0.1in |
| Nov | 48°F | 32°F | 3.03in | 3.3in |
| Dec | 37°F | 23°F | 2.6in | 11.3in |
If you're timing a visit, May, Jun, Jul, Aug, and Sep are Plymouth's mildest stretch; if you're moving there, you should plan around Jan's cold instead.
How wet Plymouth actually gets
Over a typical year, Plymouth sees about 40.26in of precipitation a year across roughly 135 days with measurable rain or snow, with 54.9in of snow a year.
Plymouth against the rest of the country
Out of 4876 cities scored here, Plymouth comes in at 4253; within IN alone it ranks 124 of 126. Population is about 11,042.
Checking the actual forecast
These figures come from Plymouth, IN US, the NOAA station 1.1 miles from Plymouth, 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