Winnsboro, Louisiana climate: Normal weather by month, frost dates and records
Winnsboro's normal year runs from 36°F January nights to 94°F July afternoons. (NOAA 1991-2020 normals)
In metric: a yearly mean of 18.8°C, January lows of 2°C, July highs of 35°C.
- NOAA stationWinnsboro (2 mi SE)
- Station IDUSC00169804
- Location32.14°N 91.71°W
- Elevation74 ft (23 m)
- From the center2 miles
- Population4,602
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Winnsboro.
- Jan 58° 36°
- Feb 61° 40°
- Mar 69° 47°
- Apr 77° 54°
- May 86° 64°
- Jun 92° 69°
- Jul 94° 72°
- Aug 95° 71°
- Sep 90° 65°
- Oct 80° 54°
- Nov 69° 43°
- Dec 60° 38°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like in Winnsboro each month?
July is the warmest month, with normal highs of 94°F; January the coldest, with normal lows of 36°F.
| Month | High | Low | Mean | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|
| January | 58°F | 36°F | 46.7°F | – | <1 | 13 | 10 h 20 min |
| February | 61°F | 40°F | 50.7°F | – | <1 | 10 | 11 h |
| March | 69°F | 47°F | 57.9°F | – | <1 | 2 | 12 h |
| April | 77°F | 54°F | 65.8°F | – | 1 | <1 | 13 h |
| May | 86°F | 64°F | 74.5°F | – | 9 | <1 | 13 h 50 min |
| June | 92°F | 69°F | 80.4°F | – | 24 | <1 | 14 h 10 min |
| July | 94°F | 72°F | 83.1°F | – | 26 | <1 | 14 h |
| August | 95°F | 71°F | 82.8°F | – | 27 | <1 | 13 h 20 min |
| September | 90°F | 65°F | 77.6°F | – | 18 | <1 | 12 h 20 min |
| October | 80°F | 54°F | 67.1°F | – | 6 | 1 | 11 h 30 min |
| November | 69°F | 43°F | 56.0°F | – | <1 | 4 | 10 h 30 min |
| December | 60°F | 38°F | 49.0°F | – | <1 | 11 | 10 h |
| Year (annual) | 78°F | 54°F | 65.9°F | – | 111 | 41 |
The same normals in °C and millimetres
| Month | High | Low | Mean |
|---|---|---|---|
| January | 14°C | 2°C | 8.2°C |
| February | 16°C | 4°C | 10.4°C |
| March | 21°C | 8°C | 14.4°C |
| April | 25°C | 12°C | 18.8°C |
| May | 30°C | 18°C | 23.6°C |
| June | 33°C | 21°C | 26.9°C |
| July | 35°C | 22°C | 28.4°C |
| August | 35°C | 22°C | 28.2°C |
| September | 32°C | 19°C | 25.3°C |
| October | 27°C | 12°C | 19.5°C |
| November | 21°C | 6°C | 13.3°C |
| December | 15°C | 3°C | 9.4°C |
NOAA publishes no 1991-2020 snowfall normal for this station. Winnsboro's own co-op station Winnsboro (5 mi SSE) does: 0 inches of snow in a normal year (see the other stations below).
Source: NOAA NCEI 1991-2020 monthly normals, station USC00169804; annual normals. Wet days: 0.01 inch or more; 90°F days and freezing nights: NOAA's day counts. Daylight: sunrise to sunset on the 15th, computed from the latitude.
When is the best weather to visit Winnsboro?
Normal highs sit between 65°F and 85°F in March, April, October and November.
That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00169804.
When is the last frost in Winnsboro?
In Winnsboro, the last spring frost (32°F) comes after March 7 in half of years and after March 26 in one year in ten; the first autumn frost comes before November 13 in half of years and before November 1 in one year in ten.
Frost-free in half of yearsFrost in 1 to 9 years out of 10Frost most years
- Last spring frost, half of years after
- March 71 year in 10 after March 26; 9 in 10 after February 17
- First autumn frost, half of years before
- November 131 year in 10 before November 1; 9 in 10 before December 3
NOAA puts the median frost-free season at 252 days, and the season without a hard freeze (28°F) at 280 days.
A hard freeze (28°F) comes after February 23 in half of springs and before November 27 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Winnsboro in zone 8b in ZIP code 71295, the nearest ZIP area.
Frost dates for every NOAA station in Louisiana · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00169804; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
How hot and how cold does it get in Winnsboro?
In a normal year in Winnsboro, 111 days a year reach 90°F (13 of them 100°F or more) and 41 nights fall to 32°F or colder.
- Days at 90°F or more
- 111a normal year
- Days at 100°F or more
- 13a normal year
- Nights at 32°F or colder
- 41a normal year
- Days that stay below freezing
- 1high of 32°F or less
Source: NOAA NCEI 1991-2020 annual normals, station USC00169804.
How sunny is Winnsboro?
Over a year 78% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Winnsboro, 4.6 kWh per square metre a day. June is the sunniest month (83%) and February the cloudiest (66%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 70% | 2.7 |
| February | 66% | 3.2 |
| March | 73% | 4.4 |
| April | 77% | 5.5 |
| May | 80% | 6.1 |
| June | 83% | 6.5 |
| July | 83% | 6.3 |
| August | 83% | 5.8 |
| September | 83% | 5.1 |
| October | 81% | 4.2 |
| November | 78% | 3.1 |
| December | 70% | 2.4 |
Source: NASA POWER solar climatology, 2001-2020 (CERES SYN1deg). Satellite-based, for the 1-degree cell (about 100 km across) around the station, so it describes the area rather than the airport.
How much heating and cooling does Winnsboro need?
A normal year in Winnsboro brings 2,194 heating degree days, 59% fewer than the median U.S. place (5,373), and 2,570 cooling degree days, 2.8 times the median (908). Three months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 6,367 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 570 | 3 |
| February | 409 | 7 |
| March | 251 | 31 |
| April | 81 | 105 |
| May | 8 | 303 |
| June | 0 | 460 |
| July | 0 | 559 |
| August | 0 | 550 |
| September | 1 | 380 |
| October | 76 | 141 |
| November | 292 | 22 |
| December | 506 | 9 |
| Year (annual) | 2,194 | 2,570 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00169804. A degree day is one degree of a day's mean temperature below 65°F (heating) or above it (cooling); utilities use them to estimate energy use.
How does Winnsboro's climate compare?
Winnsboro is warmer than 21 of the other 64 places with their own NOAA record in Louisiana. Across the 7,247 U.S. stations with normals, its annual mean of 65.9°F is warmer than 90%.
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers.
Which places near Winnsboro share this climate record?
4 places have no NOAA station with 1991-2020 normals of their own, and this station is the nearest full record. A place's own climate can differ from these figures, by several degrees where it sits much higher or lower than the station, nearer the coast, or inside a large city's heat; for the larger places the next nearest records are named with their yearly mean, so the spread around them is visible, and places of 50,000 or more have their own page with NOAA's gridded normals.
- Wisner, LA744 people · 12 mi S
- Mangham, LA607 people · 12 mi N
- Gilbert, LA434 people · 7 mi SE
- Baskin, LA208 people · 8 mi N
Source: Census Bureau 2024 Gazetteer (place centers) and Vintage 2024 population estimates. Distance and direction from the station to each place's center.
What do Winnsboro's other NOAA stations record?
One more NOAA station keeps 1991-2020 normals in or near Winnsboro. This page uses Winnsboro (2 mi SE); the other differs by site and elevation:
| Station | From the center | Elevation | Year | Jan low | Jul high | Precip. | Snow | Last frost |
|---|---|---|---|---|---|---|---|---|
| Winnsboro (5 mi SSE) USC00169806 | 5 mi S | 80 ft | 66.1°F | 37°F | 93°F | 58.3 | 0 | March 10 |
Source: NOAA NCEI 1991-2020 normals for each station. Last frost: the median last spring date of 32°F.
Questions about Winnsboro's climate
What is the coldest month in Winnsboro?
January, with a normal high of 58°F and a normal low of 36°F. The warmest is July (94°F by day, 72°F at night).
Does it snow in Winnsboro?
Rarely. NOAA publishes no 1991-2020 snowfall normal for Winnsboro's NOAA station; Winnsboro's own co-op station Winnsboro (5 mi SSE) records 0 inches of snow in a normal year.
What plant hardiness zone is Winnsboro in?
The USDA's 2023 map puts Winnsboro in zone 8b in ZIP code 71295, the nearest ZIP area.
How late can frost come in Winnsboro?
In half of years the last 32°F night comes after March 7; in one year in ten it comes after March 26. Waiting until March 26 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Louisiana climateThe statewide normals and every place in the state
- Columbia, LA24 miles from this station, 65.5°F a year
- Rayville, LA24 miles from this station, 66.6°F a year
- St. Joseph, LA31 miles from this station, 65.5°F a year
- Monroe, LA32 miles from this station, 65.7°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made