Weather Almanac: Brookline, MA 02445

🗓️ Historical norms for September

September avg. precipitation
🌧️ 3.81"
September days below freezing
📉 ≈0.1 days
Average September lows 51°F – 55°F
USDA Zone
6b
Annual extreme lows -5°F to 0°F
Last Spring Frost (36°F)
🌷 May 11
First Fall Frost (36°F)
🍂 Oct 1

Temperature climatic data from weather station: JAMAICA PLAIN (USC00193890)

Precipitation climatic data from weather station: JAMAICA PLAIN (USC00193890)

Agricultural climatic data from weather station: JAMAICA PLAIN (USC00193890)