Weather Almanac: Swanzey, NH 03446

🗓️ Historical norms for June

June avg. precipitation
🌧️ 3.90"
June days below freezing
📉 ≈0.1 days
Average June lows 49°F – 54°F
USDA Zone
5b
Annual extreme lows -15°F to -10°F
Last Spring Frost (36°F)
🌷 May 31
First Fall Frost (36°F)
🍂 Sep 12

Temperature climatic data from weather station: KEENE (USC00274399)

Precipitation climatic data from weather station: KEENE (USC00274399)

Agricultural climatic data from weather station: KEENE (USC00274399)