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

Weather in Rio, Louisiana

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

Rio, LA
Sunday, May 17 at 4:04 AM
71
°
Clear
Feels like
74°
Humidity
79%
Wind
5 mph
Sunrise
6:03 AM
Sunset
7:47 PM
Rio, LA
Hour by hour · 24h
69°
11p
68°
12a
66°
1a
65°
2a
64°
3a
64°
4a
63°
5a
62°
6a
62°
7a
67°
8a
74°
9a
78°
10a
81°
11a
83°
12p
84°
1p
85°
2p
86°
3p
86°
4p
85°
5p
82°
6p
79°
7p
76°
8p
74°
9p
73°
10p
L 62°H 86°
Rio, LA
7-day forecast
  1. Today
    May 16
    Overcast
    —
    84°67°
  2. Sunday
    May 17
    Overcast
    19%
    83°67°
  3. Monday
    May 18
    Thunderstorm
    17%
    85°73°
  4. Tuesday
    May 19
    Light Drizzle
    27%
    88°71°
  5. Wednesday
    May 20
    Overcast
    44%
    92°70°
  6. Thursday
    May 21
    Light Drizzle
    52%
    91°69°
  7. Friday
    May 22
    Light Drizzle
    63%
    87°70°
Rio, LA
Next 24 hours · Mild now
HOT 90°55°75°95°12a6a12p6pnow 69°high 86°low 62°
Rio, LA
Anemometer · 24h winds · from true
NESW
From · True
SE
146° · veering 11°
Direction
SE
146°
Sustained
5
mph
Gust
13
mph
Peak 24h
18
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
avg 6 · pk 18 @ 8:00p
−24h−18h−12h−6hnow
Light breeze veering 11° from the se.
Rio, LA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1012.1
-0.5 mb in 3h · falling · 29.89 inHg
Now
1012.1
mb
3h
-0.5
mb
12h
-0.6
mb
24h
-0.3
mb
Regime · CHANGE
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 1011–1015
−24h−18h−12h−6hnow
Air sits at the threshold — small shifts decide the day.
Rio, LA
Air quality
53
AQI
Moderate
PM 2.5
6.7 μg/m³
PM 10
8.8 μg/m³
NO₂
3.4 μg/m³
Ozone
86.0 μg/m³
UV Index
0.0 Low
Rio, LA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:39 AM
Sunrise
6:03 AM
Daylight
13h 44m
Sunset
7:47 PM
Civil dusk
1:15 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Rio, LA
The moon
New Moon
0% illuminated
Moonrise
11:20 AM
Moonset
1:09 AM
In sign
♊︎ Gemini
Rio, 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 →

Rio at a glance

  • Today vs. normal: 10°F below the seasonal normal for this latitude
  • Last frost: February 19 (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 Rio

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.