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

Weather in Castor, Louisiana

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

Castor, LA
Sunday, May 17 at 2:35 AM
79
°
Clear
Feels like
80°
Humidity
58%
Wind
7 mph
Sunrise
6:13 AM
Sunset
8:04 PM
Castor, LA
Hour by hour · 24h
75°
9p
74°
10p
73°
11p
73°
12a
71°
1a
70°
2a
69°
3a
69°
4a
67°
5a
66°
6a
66°
7a
71°
8a
75°
9a
80°
10a
84°
11a
86°
12p
89°
1p
90°
2p
91°
3p
91°
4p
90°
5p
88°
6p
87°
7p
83°
8p
L 66°H 91°
Castor, LA
7-day forecast
  1. Today
    May 16
    Overcast
    —
    88°70°
  2. Sunday
    May 17
    Thunderstorm
    14%
    85°71°
  3. Monday
    May 18
    Light Drizzle
    22%
    90°75°
  4. Tuesday
    May 19
    Showers
    49%
    93°67°
  5. Wednesday
    May 20
    Showers
    79%
    91°67°
  6. Thursday
    May 21
    Drizzle
    63%
    77°67°
  7. Friday
    May 22
    Heavy Drizzle
    59%
    83°69°
Castor, LA
Next 24 hours · Mild now
HOT 90°60°80°100°12a6a12p6pnow 75°high 91°low 66°
Castor, LA
Anemometer · 24h winds · from true
NESW
From · True
SSE
148° · backing 20°
Direction
SSE
148°
Sustained
7
mph
Gust
17
mph
Peak 24h
26
avg 8
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 8 · pk 26 @ 11:00p
−24h−18h−12h−6hnow
Light breeze backing 20° from the sse.
Castor, LA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1006.3
-0.2 mb in 3h · falling · 29.72 inHg
Now
1006.3
mb
3h
-0.2
mb
12h
-2.5
mb
24h
-0.9
mb
Regime · RAIN
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 1004–1010
−24h−18h−12h−6hnow
Damp, unsettled regime — wet weather lingers nearby.
Castor, LA
Air quality
49
AQI
Good
PM 2.5
9.2 μg/m³
PM 10
12.0 μg/m³
NO₂
1.7 μg/m³
Ozone
85.0 μg/m³
UV Index
0.0 Low
Castor, LA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:48 AM
Sunrise
6:13 AM
Daylight
13h 51m
Sunset
8:04 PM
Civil dusk
1:32 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Castor, LA
The moon
New Moon
0% illuminated
Moonrise
11:29 AM
Moonset
1:27 AM
In sign
♊︎ Gemini
Castor, 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 →

Castor at a glance

  • Today vs. normal: 79°F — typical for the season
  • Last frost: March 1 (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 Castor

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.