Pacific Junction, IA Weather & Growing Conditions
Tonight
44°F
Slight Chance Rain Showers then Cloudy
A slight chance of rain showers before 11pm. Cloudy. Low around 44, with temperatures rising to around 46 overnight. Northwest wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 44°F | Slight Chance Rain Showers then Cloudy | 13 to 16 mph NW | 21% |
| Wednesday | 52°F | Mostly Cloudy | 10 to 14 mph WNW | 11% |
| Wednesday Night | 42°F | Mostly Cloudy then Slight Chance Rain Showers | 9 mph WNW | 20% |
| Thursday | 52°F | Slight Chance Rain Showers then Mostly Cloudy | 12 mph NW | 18% |
| Thursday Night | 39°F | Mostly Cloudy | 5 to 8 mph NNW | 2% |
| Friday | 52°F | Mostly Sunny | 1 to 5 mph N | 2% |
| Friday Night | 34°F | Partly Cloudy | 1 mph E | 0% |
| Saturday | 56°F | Mostly Sunny | 1 to 5 mph SSW | 0% |
| Saturday Night | 37°F | Mostly Clear | 2 mph WSW | 0% |
| Sunday | 61°F | Sunny | 5 mph WSW | 0% |
| Sunday Night | 41°F | Mostly Clear | 5 mph SSW | 0% |
| Monday | 67°F | Sunny | 5 to 8 mph SW | 0% |
| Monday Night | 43°F | Mostly Clear | 5 mph WNW | 0% |
| Tuesday | 66°F | Mostly Sunny | 5 mph NNE | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Pacific Junction, IA
Last spring frost
Apr 23
First fall frost
Oct 11
Growing season
170 days
Hardiness zone
5b
Explore more for Pacific Junction, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Glenwood 3Sw, Ia (1.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.