Nelson, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Nelson, a community in Pima County, Arizona.
This Afternoon
94°F
Sunny
Sunny, with a high near 94. West wind around 3 mph.
7-day forecast for Nelson
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 94°F | Sunny | 3 mph W | 1% |
| Tonight | 70°F | Mostly Clear | 3 to 7 mph SSW | 1% |
| Saturday | 95°F | Sunny | 2 to 6 mph SW | 0% |
| Saturday Night | 69°F | Mostly Clear | 2 to 9 mph SSE | 0% |
| Sunday | 95°F | Sunny | 3 to 8 mph SSW | 0% |
| Sunday Night | 71°F | Partly Cloudy | 3 to 7 mph SSW | 0% |
| Monday | 94°F | Mostly Sunny | 8 mph S | 1% |
| Monday Night | 71°F | Partly Cloudy | 3 to 7 mph S | 10% |
| Tuesday | 94°F | Slight Chance Showers And Thunderstorms | 2 to 6 mph S | 14% |
| Tuesday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 8 mph SE | 10% |
| Wednesday | 94°F | Slight Chance Showers And Thunderstorms | 2 to 8 mph ESE | 14% |
| Wednesday Night | 73°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 12 mph ESE | 14% |
| Thursday | 93°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SE | 20% |
| Thursday Night | 73°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 7 to 12 mph SE | 20% |
Forecast source: National Weather Service (api.weather.gov) for Nelson (32.430, -111.265). Updated through the day.
Growing snapshot for Nelson
Last spring frost
Feb 23
First fall frost
Dec 6
Growing season
287 days
Hardiness zone
9b
More local growing data for Nelson: nearby ZIP 85654 weather · frost dates · planting calendar · Arizona frost dates
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Climate data from the nearest NOAA station, Tucson 17 Nw, Az (11.4 mi from Nelson). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.