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

West Union, South Carolina Weather

Fireflies pulse through the magnolias. Day 76 of spring. Read this microseason across nine climate regions →

West Union weather forecast — hour by hour, 7-day outlook, NOAA radar

West Union, SC
Wednesday, June 3 at 7:49 PM
77
°
Clear
Feels like
77°
Humidity
35%
Wind
7 mph
Sunrise
6:19 AM
Sunset
8:41 PM
West Union, SC
Hour by hour · 24h
24-Hour ForecastWest Union, SC: 24-hour forecast. Temperatures range from 57 to 81 degrees Fahrenheit.
L 57°H 81°
West Union, SC
7-day forecast
  1. Today
    Jun 3
    Clear
    77°53°
  2. Thursday
    Jun 4
    Clear
    82°57°+5°
  3. Friday
    Jun 5
    Overcast
    86°59°+4°
  4. Saturday
    Jun 6
    Overcast
    86°61°
  5. Sunday
    Jun 7
    Overcast
    25%
    90°65°+4°
  6. Monday
    Jun 8
    Drizzle
    38%
    82°67°-8°
  7. Tuesday
    Jun 9
    Light Drizzle
    35%
    0.04″
    72°61°-10°
West Union, SC
Anemometer · 24h winds · from true
NESW
From · True
E
090° · veering 43°
Direction
E
090°
Sustained
7
mph
Gust
12
mph
Peak 24h
12
avg 4
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 4 · pk 12 @ 8:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 134SUSTGUST
−24h−18h−12h−6hnow
Light breeze veering 43° from the e.
West Union, SC
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
987.8
+0.4 mb in 3h · steady · 29.17 inHg
Now
987.8
mb
3h
+0.4
mb
12h
-0.5
mb
24h
+1.5
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 987991
9809859909951000STORM|RAIN-21h-18h-15h-12h-9h-6h-3h-24hNOW991.2986.8988.3
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
West Union, SC
Air quality
36
AQI
Good
-4 in 6hPeak ~46 @ 11 PM

Ozone at AQI 48 — peak already passed at 1 PM under clear skies. AQI flat over the last 6 hours (within ±4 points). Levels should ease through evening.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5Good
3.9μg/m³
PM 10Good
5μg/m³
NO₂Good
0μg/m³
OzoneDRIVERUnhealthy SG
102μg/m³
UV IndexHigh
7.0

What's driving it

Ozone × UV × Sky

Ozone at AQI 48 — peak already passed at 1 PM under clear skies. Levels should ease through evening.

Present
AQI 48
UV peak
6.6 at earlier today
Sky at peak
clear
Projected peak
AQI 48
West Union, SC
Sky cover · visibility · 24h
Cloud cover
3%
CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
110.5mi
UNLIMITED
117 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
19:49 UTC ·West Union, SC · NOAA NESDIS / STAR · 21696x21696 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
19:49 UTC ·West Union, SC · NOAA NESDIS / STAR · 5-min cadence · 10000x6000 px
West Union, SC
Satellite · infrared · animated
West Union, SC
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
West Union, SC
Almanac · Wednesday, June 3
The higher the clouds, the finer the weather.
Civil dawn
9:51 AM
Sunrise
6:19 AM
Daylight
14h 22m
Sunset
8:41 PM
Civil dusk
1:11 AM
Planting note
Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
West Union, SC
The moon
Waning Gibbous
89% illuminated
Moonrise
3:04 AM
Moonset
12:48 PM
In sign
♑︎ Capricorn
West Union, SC
Microseason
Jun 1–5

Fireflies pulse through the magnolias

bird
Jan 142% of the yearDec 31

Read this microseason across nine climate regions →

West Union at a glance

  • Today vs. normal: 3°F below the seasonal normal for this latitude
  • Last frost: March 16 (climatological average for this latitude)
  • Microseason: Jun 1–5
  • Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.

Right now in the garden

Peak growing season

As of June 3, 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 West Union

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.