Newton, NJ
Climate overview — based on NOAA 1991-2020 normals from NEWTON, NJ US.
Year-round temperatures (°F)
Avg high
Avg low
Climate summary
Newton has an annual average temperature of 50.4°F with about 0 inches of precipitation per year. The warmest month is July (average high 84.2°F), and the coldest is January (average low 17.2°F).
Pleasant months
2 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
46°F
warmest to coldest month
Best time to visit Newton
Full guide →Climate change signal
All-time records →0 of 366 (0%) of Newton's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1890s | 23 | |
| 1900s | 35 | |
| 1910s | 15 | |
| 1920s | 28 | |
| 1930s | 58 | |
| 1940s | 35 | |
| 1950s | 43 | |
| 1960s | 28 | |
| 1970s | 25 | |
| 1980s | 20 | |
| 1990s | 34 | |
| 2000s | 22 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 36.8°F | 17.2°F | 27.0°F | in | — | — |
| February | 39.8°F | 18.8°F | 29.3°F | in | — | — |
| March | 47.7°F | 27.7°F | 37.7°F | in | — | — |
| April | 60.5°F | 37.6°F | 49.1°F | in | — | — |
| May | 70.3°F | 48.1°F | 59.2°F | in | — | — |
| June | 79.5°F | 56.5°F | 68.0°F | in | — | — |
| July | 84.2°F | 61.8°F | 73.0°F | in | — | — |
| August | 82.8°F | 60.2°F | 71.5°F | in | — | — |
| September | 74.8°F | 52.4°F | 63.6°F | in | — | — |
| October | 64.0°F | 40.7°F | 52.3°F | in | — | — |
| November | 52.3°F | 31.6°F | 41.9°F | in | — | — |
| December | 41.0°F | 24.2°F | 32.6°F | in | — | — |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when