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

Weather in Union, Louisiana

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

Union, LA
Sunday, May 17 at 4:02 AM
74
°
Clear
Feels like
77°
Humidity
77%
Wind
6 mph
Sunrise
6:09 AM
Sunset
7:50 PM
Union, LA
Hour by hour · 24h
76°
11p
74°
12a
73°
1a
71°
2a
70°
3a
70°
4a
68°
5a
68°
6a
69°
7a
75°
8a
79°
9a
82°
10a
83°
11a
85°
12p
87°
1p
88°
2p
89°
3p
88°
4p
87°
5p
86°
6p
86°
7p
82°
8p
80°
9p
77°
10p
L 68°H 89°
Union, LA
7-day forecast
  1. Today
    May 16
    Overcast
    —
    86°70°
  2. Sunday
    May 17
    Overcast
    35%
    86°70°
  3. Monday
    May 18
    Overcast
    20%
    90°73°
  4. Tuesday
    May 19
    Light Drizzle
    75%
    91°72°
  5. Wednesday
    May 20
    Light Drizzle
    65%
    89°71°
  6. Thursday
    May 21
    Light Drizzle
    68%
    90°70°
  7. Friday
    May 22
    Overcast
    74%
    90°70°
Union, LA
Next 24 hours · Mild now
HOT 90°64°79°94°12a6a12p6pnow 76°high 89°low 68°
Union, LA
Anemometer · 24h winds · from true
NESW
From · True
SE
144° · veering 36°
Direction
SE
144°
Sustained
6
mph
Gust
14
mph
Peak 24h
17
avg 7
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 7 · pk 17 @ 8:00p
−24h−18h−12h−6hnow
Light breeze veering 36° from the se.
Union, LA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1015.3
-0.6 mb in 3h · falling rapidly · 29.98 inHg
Now
1015.3
mb
3h
-0.6
mb
12h
-1.0
mb
24h
-0.6
mb
Regime · FAIR
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 1014–1019
−24h−18h−12h−6hnow
Fair, steady air — a quiet anticyclone holds the sky.
Union, LA
Air quality
47
AQI
Good
PM 2.5
9.0 μg/m³
PM 10
11.4 μg/m³
NO₂
9.0 μg/m³
Ozone
82.0 μg/m³
UV Index
0.0 Low
Union, LA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:44 AM
Sunrise
6:09 AM
Daylight
13h 41m
Sunset
7:50 PM
Civil dusk
1:18 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Union, LA
The moon
New Moon
0% illuminated
Moonrise
11:26 AM
Moonset
1:11 AM
In sign
♊︎ Gemini
Union, LA
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 →

Union at a glance

  • Today vs. normal: 8°F below the seasonal normal for this latitude
  • Last frost: February 16 (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.

All cities in Louisiana →

ZIP codes in 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.