Weather in Gann Valley, South Dakota
Roses Bloom Along the Shelter Rows. Day 59 of spring. Read this microseason across nine climate regions →
Gann Valley, SD
Sunday, May 17 at 4:51 AM
60
°
Overcast
Feels like
49°
Humidity
41%
Wind
17 mph
Sunrise
6:08 AM
Sunset
8:56 PM
Gann Valley, SD
Hour by hour · 24h
60°
11p
56°
12a
54°
1a
54°
2a
52°
3a
52°
4a
49°
5a
46°
6a
46°
7a
54°
8a
62°
9a
69°
10a
73°
11a
76°
12p
78°
1p
78°
2p
79°
3p
80°
4p
79°
5p
78°
6p
79°
7p
75°
8p
70°
9p
64°
10p
Gann Valley, SD
7-day forecast
- TodayMay 16Overcast—76°45°
- SundayMay 17Rain50%72°51°
- MondayMay 18Rain66%50°40°
- TuesdayMay 19Overcast64%56°38°
- WednesdayMay 20Light Drizzle—71°37°
- ThursdayMay 21Light Drizzle13%67°48°
- FridayMay 22Overcast21%74°48°
Gann Valley, SD
Next 24 hours · Cool now
Gann Valley, SD
Anemometer · 24h winds · from true
From · True
ENE
074° · backing 46°
Direction
ENE
074°
Sustained
17
mph
Gust
29
mph
Peak 24h
36
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
−24h−18h−12h−6hnow
Gann Valley, SD
Air quality
48
AQI
Good
- PM 2.5
- 5.4 μg/m³
- PM 10
- 6.2 μg/m³
- NO₂
- 2.1 μg/m³
- Ozone
- 85.0 μg/m³
- UV Index
- 0.0 Low
Gann Valley, SD
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:36 AM
Sunrise
6:08 AM
Daylight
14h 48m
Sunset
8:56 PM
Civil dusk
2:30 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Gann Valley, SD
The moon
New Moon
0% illuminated
- Moonrise
- 11:09 AM
- Moonset
- 2:33 AM
- In sign
- ♊︎ Gemini
Gann Valley, SD
Microseason · 28 of 72
May 16–20
Roses Bloom Along the Shelter Rows
plant
Gann Valley at a glance
- Today vs. normal: 8°F below the seasonal normal for this latitude
- Last frost: May 10 (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).