Monterey, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Monterey, a community in Concordia County, Louisiana.
This Afternoon
84°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms between 1pm and 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then showers and thunderstorms likely between 4pm and 5pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 84, with temperatures falling to around 80 in the afternoon. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Monterey
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 84°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph S | 67% |
| Tonight | 59°F | Showers And Thunderstorms | 0 to 10 mph W | 92% |
| Wednesday | 76°F | Mostly Sunny | 0 to 5 mph NW | 1% |
| Wednesday Night | 49°F | Mostly Clear then Patchy Fog | 0 mph | 0% |
| Thursday | 79°F | Mostly Sunny | 0 mph | 2% |
| Thursday Night | 53°F | Partly Cloudy | 0 mph | 9% |
| Friday | 79°F | Mostly Sunny | 0 to 10 mph NNW | 3% |
| Friday Night | 46°F | Partly Cloudy | 5 mph N | 0% |
| Saturday | 72°F | Mostly Sunny | 5 to 15 mph N | 0% |
| Saturday Night | 42°F | Partly Cloudy | 0 to 5 mph N | 3% |
| Sunday | 69°F | Sunny | 5 to 15 mph N | 4% |
| Sunday Night | 40°F | Mostly Clear | 0 to 5 mph N | 2% |
| Monday | 72°F | Sunny | 0 to 5 mph N | 1% |
| Monday Night | 40°F | Mostly Clear | 0 mph | 1% |
Forecast source: National Weather Service (api.weather.gov) for Monterey (31.444, -91.719). Updated through the day.
Growing snapshot for Monterey
Last spring frost
Mar 6
First fall frost
Nov 22
Growing season
261 days
Hardiness zone
9a
More local growing data for Monterey: nearby ZIP 71354 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Jonesville Locks, La (8.6 mi from Monterey). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.