Weather StoryAlmanac, microseasons, and the day's weather story.

Weather in Winnsboro, South Carolina

Roses open on the Piedmont edge. Day 59 of spring. Read this microseason across nine climate regions →

Winnsboro, SC
Sunday, May 17 at 2:48 AM
71
°
Overcast
Feels like
70°
Humidity
52%
Wind
4 mph
Sunrise
6:21 AM
Sunset
8:20 PM
Winnsboro, SC
Hour by hour · 24h
63°
10p
59°
11p
56°
12a
54°
1a
53°
2a
50°
3a
48°
4a
46°
5a
44°
6a
44°
7a
51°
8a
58°
9a
62°
10a
66°
11a
69°
12p
72°
1p
73°
2p
75°
3p
76°
4p
77°
5p
78°
6p
76°
7p
71°
8p
63°
9p
L 44°H 78°
Winnsboro, SC
7-day forecast
  1. Today
    May 16
    Overcast
    85°52°
  2. Sunday
    May 17
    Overcast
    92°66°
  3. Monday
    May 18
    Mostly Clear
    93°68°
  4. Tuesday
    May 19
    Overcast
    91°61°
  5. Wednesday
    May 20
    Overcast
    12%
    93°64°
  6. Thursday
    May 21
    Light Drizzle
    70%
    95°64°
  7. Friday
    May 22
    Light Drizzle
    70%
    89°66°
Winnsboro, SC
Anemometer · 24h winds · from true
NESW
From · True
S
177° · steady
Direction
S
177°
Sustained
4
mph
Gust
4
mph
Peak 24h
16
avg 5
Beaufort · 2 · LIGHT BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 5 · pk 16 @ 12:00a
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Winnsboro, SC
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
999.8
-0.1 mb in 3h · steady · 29.52 inHg
Now
999.8
mb
3h
-0.1
mb
12h
-2.4
mb
24h
-0.4
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10001004
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Winnsboro, SC
Air quality
84
AQI
Moderate
PM 2.5
21.8 μg/m³
PM 10
23.4 μg/m³
NO₂
8.6 μg/m³
Ozone
90.0 μg/m³
UV Index
0.0 Low
Winnsboro, SC
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:54 AM
Sunrise
6:21 AM
Daylight
13h 59m
Sunset
8:20 PM
Civil dusk
12:49 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Winnsboro, SC
The moon
New Moon
0% illuminated
Moonrise
10:32 AM
Moonset
12:43 AM
In sign
♊︎ Gemini
Winnsboro, SC
Microseason · 28 of 72
May 16–20

Roses open on the Piedmont edge

insect
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Winnsboro at a glance

  • Today vs. normal: 6°F below the seasonal normal for this latitude
  • Last frost: March 13 (climatological average for this latitude)
  • Microseason: 28 of 72, May 16–20
  • Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.

Right now in the garden

Peak growing season

As of May 17, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

ZIP codes in Winnsboro

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.