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

Weather in Lennox, South Dakota

Roses Bloom Along the Shelter Rows. Day 59 of spring. Read this microseason across nine climate regions →

Lennox, SD
Sunday, May 17 at 2:51 AM
71
°
Overcast
Feels like
61°
Humidity
25%
Wind
15 mph
Sunrise
6:01 AM
Sunset
8:46 PM
Lennox, SD
Hour by hour · 24h
74°
9p
69°
10p
68°
11p
64°
12a
60°
1a
56°
2a
55°
3a
54°
4a
51°
5a
49°
6a
52°
7a
60°
8a
68°
9a
78°
10a
82°
11a
85°
12p
87°
1p
89°
2p
90°
3p
90°
4p
90°
5p
88°
6p
84°
7p
81°
8p
L 49°H 90°
Lennox, SD
7-day forecast
  1. Today
    May 16
    Overcast
    11%
    83°51°
  2. Sunday
    May 17
    Heavy Rain
    43%
    76°55°
  3. Monday
    May 18
    Light Drizzle
    68%
    59°47°
  4. Tuesday
    May 19
    Light Drizzle
    68%
    54°41°
  5. Wednesday
    May 20
    Overcast
    65°38°
  6. Thursday
    May 21
    Overcast
    65°47°
  7. Friday
    May 22
    Drizzle
    21%
    66°54°
Lennox, SD
Anemometer · 24h winds · from true
NESW
From · True
ENE
061° · veering 38°
Direction
ENE
061°
Sustained
15
mph
Gust
24
mph
Peak 24h
37
avg 10
Beaufort · 4 · MOD 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 10 · pk 37 @ 2:00a
−24h−18h−12h−6hnow
Sustained 15 mph with gusts pulsing to 24 — flags snap, branches bend.
Lennox, SD
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
959.5
-0.6 mb in 3h · falling · 28.33 inHg
Now
959.5
mb
3h
-0.6
mb
12h
-4.1
mb
24h
+0.7
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 959964
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Lennox, SD
Air quality
56
AQI
Moderate
PM 2.5
4.7 μg/m³
PM 10
5.7 μg/m³
NO₂
2.0 μg/m³
Ozone
98.0 μg/m³
UV Index
0.0 Low
Lennox, SD
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:30 AM
Sunrise
6:01 AM
Daylight
14h 45m
Sunset
8:46 PM
Civil dusk
2:19 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Lennox, SD
The moon
New Moon
0% illuminated
Moonrise
11:03 AM
Moonset
2:21 AM
In sign
♊︎ Gemini
Lennox, SD
Microseason · 28 of 72
May 16–20

Roses Bloom Along the Shelter Rows

plant
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Lennox at a glance

  • Today vs. normal: 3°F above the seasonal normal for this latitude
  • Last frost: May 6 (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

Cool-season window is open

As of May 17, the cool-season window is open or about to open. Direct-sow peas, lettuce, spinach, radishes, and brassicas now. Hold off on warm-season crops until 1–2 weeks after the last spring frost (around May).

ZIP codes in Lennox

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.