Middlesex, NJ Weather & Climate Normals
What a normal year in Middlesex actually looks like
On the 30-year record NOAA keeps for Middlesex, NJ, 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 Middlesex's weather actually swings
Average temperatures in Middlesex run from 32°F in Jan up to 76°F in Jul, a 44.5°F seasonal swing, a middling gap by national standards.
Middlesex, month by month
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 40°F | 23°F | 3.74in | 8.3in |
| Feb | 43°F | 24°F | 2.97in | 9.3in |
| Mar | 51°F | 31°F | 4.4in | 5.2in |
| Apr | 63°F | 41°F | 3.89in | 0.6in |
| May | 72°F | 51°F | 4.03in | 0in |
| Jun | 81°F | 60°F | 4.83in | 0in |
| Jul | 87°F | 66°F | 4.83in | 0in |
| Aug | 85°F | 64°F | 4.66in | 0in |
| Sep | 78°F | 57°F | 4.18in | 0in |
| Oct | 67°F | 44°F | 4.11in | 0.2in |
| Nov | 56°F | 35°F | 3.4in | 0.5in |
| Dec | 45°F | 28°F | 4.49in | 4.9in |
If you're timing a visit, May, Jun, Aug, Sep, and Oct are Middlesex's mildest stretch; if you're moving there, you should plan around Jul's heat and Jan's cold instead.
How wet Middlesex actually gets
Over a typical year, Middlesex sees about 49.53in of precipitation a year across roughly 125 days with measurable rain or snow, with 29in of snow a year.
Middlesex against the rest of the country
Out of 4876 cities scored here, Middlesex comes in at 2698; within NJ alone it ranks 80 of 194. Population is about 14,874.
Checking the actual forecast
These figures come from New Brunswick 3 Se, NJ US, the NOAA station 8.1 miles from Middlesex, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why this uses the nearest NOAA station · How the comfort score is calculated