Watertown Town, MA
Climate overview — based on NOAA 1991-2020 normals from JAMAICA PLAIN, MA US.
Year-round temperatures (°F)
Climate summary
Watertown Town has an annual average temperature of 51.2°F with about 49.4 inches of precipitation per year. The warmest month is July (average high 84.7°F), and the coldest is January (average low 19.4°F). December is typically the wettest month (5.08 in) and July the driest (3.49 in).
Best time to visit Watertown Town
Full guide →Climate change signal
All-time records →91 of 366 (24.9%) of Watertown Town'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.
| 1960s | 61 | |
| 1970s | 65 | |
| 1980s | 38 | |
| 1990s | 54 | |
| 2000s | 38 | |
| 2010s | 58 | |
| 2020s | 52 |
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 | 37.0°F | 19.4°F | 28.2°F | 3.87 in | — | — |
| February | 39.6°F | 21.0°F | 30.3°F | 3.59 in | — | — |
| March | 46.6°F | 28.4°F | 37.5°F | 4.49 in | — | — |
| April | 58.8°F | 38.1°F | 48.5°F | 4.32 in | — | — |
| May | 69.4°F | 48.2°F | 58.8°F | 3.64 in | — | — |
| June | 78.8°F | 57.9°F | 68.4°F | 4.18 in | — | — |
| July | 84.7°F | 64.0°F | 74.4°F | 3.49 in | — | — |
| August | 83.1°F | 62.5°F | 72.8°F | 3.72 in | — | — |
| September | 75.5°F | 54.9°F | 65.2°F | 3.96 in | — | — |
| October | 63.7°F | 43.0°F | 53.3°F | 5.03 in | — | — |
| November | 52.6°F | 34.2°F | 43.4°F | 3.99 in | — | — |
| December | 42.4°F | 25.7°F | 34.0°F | 5.08 in | — | — |
Climate twins of Watertown Town
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).