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Weather in St. Lawrence, South Dakota

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

St. Lawrence, SD
Sunday, May 17 at 4:09 AM
60
°
Overcast
Feels like
53°
Humidity
39%
Wind
9 mph
Sunrise
6:06 AM
Sunset
8:57 PM
St. Lawrence, SD
Hour by hour · 24h
61°
11p
58°
12a
55°
1a
54°
2a
54°
3a
54°
4a
54°
5a
50°
6a
51°
7a
60°
8a
64°
9a
69°
10a
74°
11a
77°
12p
79°
1p
80°
2p
81°
3p
81°
4p
81°
5p
80°
6p
80°
7p
77°
8p
69°
9p
63°
10p
L 50°H 81°
St. Lawrence, SD
7-day forecast
  1. Today
    May 16
    Overcast
    77°42°
  2. Sunday
    May 17
    Heavy Rain
    50%
    69°50°
  3. Monday
    May 18
    Drizzle
    79%
    51°39°
  4. Tuesday
    May 19
    Light Drizzle
    79%
    55°39°
  5. Wednesday
    May 20
    Light Rain
    69°36°
  6. Thursday
    May 21
    Light Drizzle
    15%
    67°50°
  7. Friday
    May 22
    Overcast
    19%
    74°48°
St. Lawrence, SD
Anemometer · 24h winds · from true
NESW
From · True
ENE
063° · backing 153°
Direction
ENE
063°
Sustained
9
mph
Gust
18
mph
Peak 24h
28
avg 8
Beaufort · 3 · GENTLE 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 28 @ 8:00p
−24h−18h−12h−6hnow
Light breeze backing 153° from the ene.
St. Lawrence, SD
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
952.3
+0.7 mb in 3h · falling rapidly · 28.12 inHg
Now
952.3
mb
3h
+0.7
mb
12h
-4.4
mb
24h
-0.4
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 949958
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
St. Lawrence, SD
Air quality
47
AQI
Good
PM 2.5
4.1 μg/m³
PM 10
4.7 μg/m³
NO₂
2.0 μg/m³
Ozone
83.0 μg/m³
UV Index
0.0 Low
St. Lawrence, SD
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:34 AM
Sunrise
6:06 AM
Daylight
14h 51m
Sunset
8:57 PM
Civil dusk
2:32 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
St. Lawrence, SD
The moon
New Moon
0% illuminated
Moonrise
11:07 AM
Moonset
2:35 AM
In sign
♊︎ Gemini
St. Lawrence, 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 →

St. Lawrence at a glance

  • Today vs. normal: 7°F below the seasonal normal for this latitude
  • Last frost: May 13 (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 St. Lawrence

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.