Morris Plains, NJ Weather & Climate Normals
Morris Plains's real weather, in one number
Morris Plains, NJ scores 50/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 5 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Morris Plains's hottest and coldest months
Morris Plains's hottest month is Jul, averaging 75°F; its coldest is Jan, averaging 29°F, a 45.6°F swing across the year, one of the widest gaps in this dataset.
Morris Plains's weather across the year
| Month | Avg high | Avg low | Precip |
|---|---|---|---|
| Jan | 38°F | 21°F | 3.73in |
| Feb | 40°F | 22°F | 2.79in |
| Mar | 48°F | 29°F | 4.16in |
| Apr | 61°F | 39°F | 3.63in |
| May | 71°F | 49°F | 3.95in |
| Jun | 81°F | 59°F | 4.91in |
| Jul | 85°F | 64°F | 4.7in |
| Aug | 84°F | 62°F | 3.67in |
| Sep | 77°F | 54°F | 4.68in |
| Oct | 64°F | 42°F | 4.54in |
| Nov | 53°F | 33°F | 4.06in |
| Dec | 42°F | 26°F | 4.36in |
May, Jun, Jul, Aug, and Sep are the best time to see Morris Plains at its mildest; the rest of the year, plan around Jan's cold.
Rain and snow in Morris Plains
Over a typical year, Morris Plains sees about 49.18in of precipitation a year across roughly 131 days with measurable rain or snow. That station has no snowfall reading, so none is shown rather than assumed.
Where Morris Plains ranks
Morris Plains ranks 1935 of 4876 US cities in this dataset for comfort score, and 62 of 194 within NJ. About 6,590 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Boonton 1 Se, NJ US, 5.5 miles from Morris Plains, not a prediction for any specific day.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is