Hammett, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hammett, a community in Owyhee County, Idaho.
Today
76°F
Isolated Rain Showers then Mostly Sunny
Isolated rain showers before 9am. Mostly sunny, with a high near 76. West wind 7 to 12 mph. Chance of precipitation is 20%.
7-day forecast for Hammett
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Isolated Rain Showers then Mostly Sunny | 7 to 12 mph W | 23% |
| Tonight | 48°F | Mostly Clear | 5 to 12 mph S | 4% |
| Sunday | 81°F | Sunny | 7 mph E | 1% |
| Sunday Night | 50°F | Mostly Clear | 7 mph SE | 0% |
| Monday | 87°F | Sunny | 3 to 12 mph E | 0% |
| Monday Night | 54°F | Partly Cloudy | 5 to 9 mph NW | 0% |
| Tuesday | 86°F | Mostly Sunny | 3 to 7 mph NE | 2% |
| Tuesday Night | 52°F | Partly Cloudy | 5 mph NNW | 4% |
| Wednesday | 88°F | Sunny | 7 to 13 mph ESE | 0% |
| Wednesday Night | 53°F | Mostly Clear | 9 to 14 mph E | 1% |
| Thursday | 90°F | Sunny | 13 to 22 mph ESE | 0% |
| Thursday Night | 54°F | Partly Cloudy | 13 to 18 mph E | 2% |
| Friday | 88°F | Mostly Sunny | 10 to 15 mph ENE | 4% |
| Friday Night | 51°F | Partly Cloudy | 12 to 17 mph NW | 4% |
Forecast source: National Weather Service (api.weather.gov) for Hammett (42.944, -115.466). Updated through the day.
Growing snapshot for Hammett
Last spring frost
May 1
First fall frost
Oct 3
Growing season
154 days
Hardiness zone
7a
More local growing data for Hammett: nearby ZIP 83627 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Glenns Ferry, Id (11 mi from Hammett). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.