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

Weather in Sussex, Wisconsin

Roses open along the stoops. Day 59 of spring. Read this microseason across nine climate regions →

Sussex, WI
Sunday, May 17 at 2:53 AM
71
°
Overcast
Feels like
70°
Humidity
50%
Wind
3 mph
Sunrise
5:27 AM
Sunset
8:10 PM
Sussex, WI
Hour by hour · 24h
53°
9p
51°
10p
50°
11p
49°
12a
50°
1a
50°
18%
2a
50°
21%
3a
52°
16%
4a
52°
12%
5a
52°
19%
6a
54°
7a
57°
8a
60°
9a
63°
10a
67°
11a
70°
12p
72°
1p
74°
2p
75°
3p
76°
4p
77°
5p
76°
6p
75°
7p
71°
8p
L 49°H 77°
Sussex, WI
7-day forecast
  1. Today
    May 16
    Light Rain
    91%
    82°60°
  2. Sunday
    May 17
    Heavy Rain
    41%
    65°52°
  3. Monday
    May 18
    Heavy Rain
    58%
    76°56°
  4. Tuesday
    May 19
    Rain
    53%
    70°51°
  5. Wednesday
    May 20
    Overcast
    54°38°
  6. Thursday
    May 21
    Overcast
    57°35°
  7. Friday
    May 22
    Overcast
    60°42°
Sussex, WI
Anemometer · 24h winds · from true
NESW
From · True
SSW
194° · backing 76°
Direction
SSW
194°
Sustained
3
mph
Gust
5
mph
Peak 24h
22
avg 7
Beaufort · 1 · LIGHT AIR
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 7 · pk 22 @ 9:00a
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Sussex, WI
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
977.2
-0.1 mb in 3h · steady · 28.86 inHg
Now
977.2
mb
3h
-0.1
mb
12h
-0.2
mb
24h
+4.3
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 973979
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Sussex, WI
Air quality
61
AQI
Moderate
PM 2.5
9.1 μg/m³
PM 10
10.7 μg/m³
NO₂
21.1 μg/m³
Ozone
79.0 μg/m³
UV Index
0.0 Low
Sussex, WI
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:56 AM
Sunrise
5:27 AM
Daylight
14h 43m
Sunset
8:10 PM
Civil dusk
1:44 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Sussex, WI
The moon
New Moon
0% illuminated
Moonrise
10:29 AM
Moonset
1:44 AM
In sign
♊︎ Gemini
Sussex, WI
Microseason · 28 of 72
May 16–20

Roses open along the stoops

plant
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Sussex at a glance

  • Today vs. normal: 71°F — typical for the season
  • Last frost: May 5 (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 Sussex

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.