Newhall, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Newhall, a city in Benton County, Iowa.
This Afternoon
69°F
Showers And Thunderstorms
Rain showers likely before 3pm, then showers and thunderstorms. Mostly cloudy. High near 69, with temperatures falling to around 65 in the afternoon. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
7-day forecast for Newhall
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Showers And Thunderstorms | 10 to 15 mph SE | 90% |
| Tonight | 49°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 10 mph S | 62% |
| Wednesday | 53°F | Chance Rain Showers | 10 to 15 mph SW | 35% |
| Wednesday Night | 44°F | Mostly Cloudy then Chance Rain Showers | 10 to 15 mph SW | 31% |
| Thursday | 53°F | Rain Showers Likely | 10 mph W | 60% |
| Thursday Night | 40°F | Slight Chance Rain Showers then Mostly Cloudy | 10 mph N | 18% |
| Friday | 50°F | Partly Sunny | 5 to 10 mph N | 3% |
| Friday Night | 32°F | Partly Cloudy | 0 to 5 mph NW | 1% |
| Saturday | 53°F | Mostly Sunny | 0 to 5 mph W | 2% |
| Saturday Night | 35°F | Mostly Clear | 5 mph W | 4% |
| Sunday | 59°F | Sunny | 5 to 10 mph W | 7% |
| Sunday Night | 37°F | Mostly Clear | 5 mph SW | 2% |
| Monday | 63°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 5 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Newhall (41.993, -91.967). Updated through the day.
Growing snapshot for Newhall
Last spring frost
May 3
First fall frost
Oct 3
Growing season
151 days
Hardiness zone
5a
More local growing data for Newhall: nearby ZIP 52315 weather · frost dates · planting calendar · Iowa frost dates
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Urbana
Van Horne
Vinton
Walford
Watkins
Climate data from the nearest NOAA station, Vinton, Ia (11.8 mi from Newhall). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.