Click on a day for an hourly weather forecast
The weather in Passaic in July is hot. The average temperatures are between 21°C and 30°C.
You can expect rain for roughly half of the month of July in Passaic. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Passaic in July 2025.
If you’re planning to visit Passaic in the near future, we highly recommend that you review the 14 day weather forecast for Passaic before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 2° / -4° | 5 | 18 | 8 | 83 mm | Awful | Passaic in January |
| February | 4° / -3° | 7 | 12 | 9 | 98 mm | Awful | Passaic in February |
| March | 9° / 1° | 7 | 19 | 6 | 118 mm | Awful | Passaic in March |
| April | 15° / 7° | 7 | 23 | 1 | 102 mm | Ok | Passaic in April |
| May | 21° / 12° | 8 | 23 | 0 | 128 mm | Ok | Passaic in May |
| June | 26° / 17° | 6 | 24 | 0 | 127 mm | Perfect | Passaic in June |
| July | 30° / 21° | 8 | 23 | 0 | 151 mm | Ok | Passaic in July |
| August | 29° / 20° | 7 | 24 | 0 | 151 mm | Ok | Passaic in August |
| September | 25° / 17° | 5 | 25 | 0 | 100 mm | Perfect | Passaic in September |
| October | 18° / 11° | 6 | 25 | 0 | 117 mm | Good | Passaic in October |
| November | 11° / 5° | 5 | 24 | 1 | 80 mm | Ok | Passaic in November |
| December | 6° / 1° | 7 | 20 | 4 | 119 mm | Awful | Passaic in December |