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

Weather in Lancaster, South Carolina

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

Lancaster, SC
Sunday, May 17 at 2:38 AM
70
°
Partly Cloudy
Feels like
68°
Humidity
53%
Wind
5 mph
Sunrise
6:19 AM
Sunset
8:19 PM
Lancaster, SC
Hour by hour · 24h
60°
10p
57°
11p
54°
12a
53°
1a
50°
2a
48°
3a
46°
4a
45°
5a
43°
6a
44°
7a
50°
8a
58°
9a
63°
10a
66°
11a
69°
12p
70°
1p
72°
2p
73°
3p
75°
4p
75°
5p
76°
6p
75°
7p
71°
8p
65°
9p
L 43°H 76°
Lancaster, SC
7-day forecast
  1. Today
    May 16
    Overcast
    84°51°
  2. Sunday
    May 17
    Overcast
    91°64°
  3. Monday
    May 18
    Clear
    92°67°
  4. Tuesday
    May 19
    Overcast
    91°61°
  5. Wednesday
    May 20
    Overcast
    13%
    92°64°
  6. Thursday
    May 21
    Drizzle
    75%
    94°65°
  7. Friday
    May 22
    Drizzle
    75%
    82°67°
Lancaster, SC
Anemometer · 24h winds · from true
NESW
From · True
SSE
159° · veering 38°
Direction
SSE
159°
Sustained
5
mph
Gust
5
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 @ 1:00a
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Lancaster, SC
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1002.3
-0.1 mb in 3h · steady · 29.60 inHg
Now
1002.3
mb
3h
-0.1
mb
12h
-2.4
mb
24h
-0.3
mb
Regime · RAIN
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10021006
−24h−18h−12h−6hnow
Damp, unsettled regime — wet weather lingers nearby.
Lancaster, SC
Air quality
82
AQI
Moderate
PM 2.5
18.5 μg/m³
PM 10
19.7 μg/m³
NO₂
7.4 μg/m³
Ozone
91.0 μg/m³
UV Index
0.0 Low
Lancaster, SC
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:52 AM
Sunrise
6:19 AM
Daylight
14h 00m
Sunset
8:19 PM
Civil dusk
12:48 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Lancaster, SC
The moon
New Moon
0% illuminated
Moonrise
10:30 AM
Moonset
12:43 AM
In sign
♊︎ Gemini
Lancaster, 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 →

Lancaster at a glance

  • Today vs. normal: 7°F below the seasonal normal for this latitude
  • Last frost: March 15 (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 Lancaster

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.