Weather in Hilton Head Island, South Carolina
Roses open on the Piedmont edge. Day 59 of spring. Read this microseason across nine climate regions →
Hilton Head Island, SC
Sunday, May 17 at 2:39 AM
71
°
Overcast
Feels like
76°
Humidity
93%
Wind
6 mph
Sunrise
6:24 AM
Sunset
8:14 PM
Hilton Head Island, SC
Hour by hour · 24h
70°
10p
68°
11p
67°
12a
65°
1a
63°
2a
64°
3a
62°
4a
59°
5a
58°
6a
58°
7a
60°
8a
63°
9a
66°
10a
69°
11a
71°
12p
73°
1p
74°
2p
74°
3p
74°
4p
73°
5p
73°
6p
72°
7p
70°
8p
67°
9p
Hilton Head Island, SC
7-day forecast
- TodayMay 16Overcast—80°62°
- SundayMay 17Overcast—83°70°
- MondayMay 18Overcast—80°67°
- TuesdayMay 19Overcast—82°67°
- WednesdayMay 20Overcast—85°69°
- ThursdayMay 21Light Drizzle—85°70°
- FridayMay 22Overcast22%84°70°
Hilton Head Island, SC
Next 24 hours · Mild now
Hilton Head Island, SC
Anemometer · 24h winds · from true
From · True
ESE
103° · backing 28°
Direction
ESE
103°
Sustained
6
mph
Gust
15
mph
Peak 24h
16
avg 6
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
−24h−18h−12h−6hnow
Hilton Head Island, SC
Air quality
55
AQI
Moderate
- PM 2.5
- 11.6 μg/m³
- PM 10
- 18.0 μg/m³
- NO₂
- 2.1 μg/m³
- Ozone
- 102.0 μg/m³
- UV Index
- 0.0 Low
Hilton Head Island, SC
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:59 AM
Sunrise
6:24 AM
Daylight
13h 50m
Sunset
8:14 PM
Civil dusk
12:42 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Hilton Head Island, SC
The moon
New Moon
0% illuminated
- Moonrise
- 10:38 AM
- Moonset
- 12:35 AM
- In sign
- ♊︎ Gemini
Hilton Head Island, SC
Microseason · 28 of 72
May 16–20
Roses open on the Piedmont edge
insect
Hilton Head Island at a glance
- Today vs. normal: 8°F below the seasonal normal for this latitude
- Last frost: February 28 (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.