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Weather in Glenham, South Dakota

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

Glenham, SD
Sunday, May 17 at 4:05 AM
56
°
Clear
Feels like
45°
Humidity
38%
Wind
18 mph
Sunrise
6:08 AM
Sunset
9:06 PM
Glenham, SD
Hour by hour · 24h
58°
11p
55°
12a
54°
1a
50°
2a
47°
3a
47°
4a
45°
5a
44°
6a
45°
7a
51°
8a
57°
9a
62°
10a
67°
11a
71°
12p
74°
1p
76°
2p
77°
3p
77°
4p
78°
5p
78°
6p
76°
7p
73°
8p
66°
9p
59°
10p
L 44°H 78°
Glenham, SD
7-day forecast
  1. Today
    May 16
    Mostly Clear
    72°42°
  2. Sunday
    May 17
    Rain
    73%
    54°46°
  3. Monday
    May 18
    Light Rain
    74%
    46°39°
  4. Tuesday
    May 19
    Overcast
    74%
    54°37°
  5. Wednesday
    May 20
    Light Showers
    71°39°
  6. Thursday
    May 21
    Light Rain
    16%
    63°49°
  7. Friday
    May 22
    Overcast
    21%
    76°48°
Glenham, SD
Anemometer · 24h winds · from true
NESW
From · True
E
085° · backing 167°
Direction
E
085°
Sustained
18
mph
Gust
32
mph
Peak 24h
41
avg 12
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 12 · pk 41 @ 1:00a
−24h−18h−12h−6hnow
Sustained 18 mph with gusts pulsing to 32 — flags snap, branches bend.
Glenham, SD
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
948.6
+1.8 mb in 3h · falling · 28.01 inHg
Now
948.6
mb
3h
+1.8
mb
12h
-4.3
mb
24h
-0.1
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 946954
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Glenham, SD
Air quality
44
AQI
Good
PM 2.5
1.3 μg/m³
PM 10
1.5 μg/m³
NO₂
1.6 μg/m³
Ozone
72.0 μg/m³
UV Index
0.0 Low
Glenham, SD
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:35 AM
Sunrise
6:08 AM
Daylight
14h 58m
Sunset
9:06 PM
Civil dusk
2:41 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Glenham, SD
The moon
New Moon
0% illuminated
Moonrise
11:07 AM
Moonset
2:45 AM
In sign
♊︎ Gemini
Glenham, 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 →

Glenham at a glance

  • Today vs. normal: 10°F below the seasonal normal for this latitude
  • Last frost: May 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

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 Glenham

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.