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

Weather in Santee, South Carolina

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

Santee, SC
Sunday, May 17 at 4:06 AM
70
°
Overcast
Feels like
71°
Humidity
76%
Wind
6 mph
Sunrise
6:20 AM
Sunset
8:16 PM
Santee, SC
Hour by hour · 24h
63°
12a
61°
1a
59°
2a
57°
3a
55°
4a
53°
5a
51°
6a
50°
7a
55°
8a
59°
9a
63°
10a
66°
11a
69°
12p
71°
1p
73°
2p
75°
3p
77°
4p
79°
5p
80°
6p
78°
7p
75°
8p
68°
9p
66°
10p
62°
11p
L 50°H 80°
Santee, SC
7-day forecast
  1. Today
    May 17
    Foggy
    93°64°
  2. Monday
    May 18
    Mostly Clear
    92°66°
  3. Tuesday
    May 19
    Overcast
    91°63°
  4. Wednesday
    May 20
    Overcast
    15%
    90°65°
  5. Thursday
    May 21
    Clear
    48%
    90°67°
  6. Friday
    May 22
    Overcast
    72%
    84°67°
  7. Saturday
    May 23
    Overcast
    70%
    90°67°
Santee, SC
Anemometer · 24h winds · from true
NESW
From · True
SSE
162° · backing 63°
Direction
SSE
162°
Sustained
6
mph
Gust
13
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 @ 9:00a
−24h−18h−12h−6hnow
Light breeze backing 63° from the sse.
Santee, SC
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1014.8
-0.8 mb in 3h · falling · 29.97 inHg
Now
1014.8
mb
3h
-0.8
mb
12h
-0.2
mb
24h
-0.7
mb
Regime · CHANGE
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10141018
−24h−18h−12h−6hnow
Air sits at the threshold — small shifts decide the day.
Santee, SC
Air quality
55
AQI
Moderate
PM 2.5
11.1 μg/m³
PM 10
15.1 μg/m³
NO₂
2.7 μg/m³
Ozone
89.0 μg/m³
UV Index
0.0 Low
Santee, SC
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:54 AM
Sunrise
6:20 AM
Daylight
13h 56m
Sunset
8:16 PM
Civil dusk
12:44 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Santee, SC
The moon
New Moon
0% illuminated
Moonrise
10:33 AM
Moonset
12:37 AM
In sign
♊︎ Gemini
Santee, 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 →

Santee at a glance

  • Today vs. normal: 8°F below the seasonal normal for this latitude
  • Last frost: March 8 (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 Santee

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.