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

Weather in Arlington, South Dakota

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

Arlington, SD
Sunday, May 17 at 3:44 AM
60
°
Partly Cloudy
Feels like
50°
Humidity
29%
Wind
15 mph
Sunrise
5:59 AM
Sunset
8:50 PM
Arlington, SD
Hour by hour · 24h
68°
10p
64°
11p
62°
12a
58°
1a
56°
2a
55°
3a
55°
4a
54°
5a
54°
6a
56°
7a
64°
8a
69°
9a
74°
10a
78°
11a
79°
12p
80°
1p
82°
2p
82°
3p
82°
4p
81°
5p
80°
6p
79°
7p
76°
8p
71°
9p
L 54°H 82°
Arlington, SD
7-day forecast
  1. Today
    May 16
    Overcast
    77°49°
  2. Sunday
    May 17
    Heavy Rain
    57%
    71°53°
  3. Monday
    May 18
    Heavy Drizzle
    67%
    53°43°
  4. Tuesday
    May 19
    Drizzle
    67%
    49°39°
  5. Wednesday
    May 20
    Clear
    64°34°
  6. Thursday
    May 21
    Overcast
    19%
    65°45°
  7. Friday
    May 22
    Light Drizzle
    24%
    64°52°
Arlington, SD
Anemometer · 24h winds · from true
NESW
From · True
ENE
058° · veering 48°
Direction
ENE
058°
Sustained
15
mph
Gust
30
mph
Peak 24h
35
avg 11
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 11 · pk 35 @ 2:00a
−24h−18h−12h−6hnow
Sustained 15 mph with gusts pulsing to 30 — flags snap, branches bend.
Arlington, SD
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
943.7
+1.3 mb in 3h · steady · 27.87 inHg
Now
943.7
mb
3h
+1.3
mb
12h
-4.4
mb
24h
+0.5
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 942948
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Arlington, SD
Air quality
49
AQI
Good
PM 2.5
4.3 μg/m³
PM 10
4.9 μg/m³
NO₂
2.0 μg/m³
Ozone
86.0 μg/m³
UV Index
0.0 Low
Arlington, SD
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:27 AM
Sunrise
5:59 AM
Daylight
14h 51m
Sunset
8:50 PM
Civil dusk
2:24 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Arlington, SD
The moon
New Moon
0% illuminated
Moonrise
11:00 AM
Moonset
2:26 AM
In sign
♊︎ Gemini
Arlington, 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 →

Arlington at a glance

  • Today vs. normal: 7°F below the seasonal normal for this latitude
  • Last frost: May 12 (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 Arlington

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.