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

Weather in Fairfax, South Dakota

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

Fairfax, SD
Sunday, May 17 at 4:07 AM
67
°
Overcast
Feels like
58°
Humidity
21%
Wind
10 mph
Sunrise
6:10 AM
Sunset
8:53 PM
Fairfax, SD
Hour by hour · 24h
63°
11p
60°
12a
56°
1a
54°
2a
54°
3a
53°
4a
53°
5a
51°
6a
52°
7a
59°
8a
66°
9a
70°
10a
75°
11a
77°
12p
79°
1p
81°
2p
82°
3p
83°
4p
83°
5p
83°
6p
81°
7p
76°
8p
72°
9p
66°
10p
L 51°H 83°
Fairfax, SD
7-day forecast
  1. Today
    May 16
    Overcast
    14%
    79°50°
  2. Sunday
    May 17
    Light Showers
    45%
    71°51°
  3. Monday
    May 18
    Light Rain
    76%
    50°41°
  4. Tuesday
    May 19
    Light Drizzle
    62%
    58°39°
  5. Wednesday
    May 20
    Overcast
    67°38°
  6. Thursday
    May 21
    Light Drizzle
    14%
    65°45°
  7. Friday
    May 22
    Overcast
    21%
    75°49°
Fairfax, SD
Anemometer · 24h winds · from true
NESW
From · True
E
082° · veering 73°
Direction
E
082°
Sustained
10
mph
Gust
15
mph
Peak 24h
32
avg 12
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 12 · pk 32 @ 2:00a
−24h−18h−12h−6hnow
Light breeze veering 73° from the e.
Fairfax, SD
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
935.1
-1.4 mb in 3h · falling rapidly · 27.61 inHg
Now
935.1
mb
3h
-1.4
mb
12h
-6.2
mb
24h
-4.1
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 934944
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Fairfax, SD
Air quality
52
AQI
Moderate
PM 2.5
3.2 μg/m³
PM 10
3.9 μg/m³
NO₂
2.8 μg/m³
Ozone
87.0 μg/m³
UV Index
0.0 Low
Fairfax, SD
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:39 AM
Sunrise
6:10 AM
Daylight
14h 43m
Sunset
8:53 PM
Civil dusk
2:26 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Fairfax, SD
The moon
New Moon
0% illuminated
Moonrise
11:13 AM
Moonset
2:28 AM
In sign
♊︎ Gemini
Fairfax, 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 →

Fairfax at a glance

  • Today vs. normal: 67°F — typical for the season
  • Last frost: May 4 (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 Fairfax

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.