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

Rubicon, Wisconsin Weather

Fireflies rise from the lawn. Day 77 of spring. Read this microseason across nine climate regions →

Rubicon weather forecast — hour by hour, 7-day outlook, NOAA radar

Rubicon, WI
Thursday, June 4 at 5:35 PM
80
°
Clear
Feels like
76°
Humidity
29%
Wind
14 mph
Sunrise
5:14 AM
Sunset
8:29 PM
Rubicon, WI
Hour by hour · 24h
24-Hour ForecastRubicon, WI: 24-hour forecast. Temperatures range from 63 to 83 degrees Fahrenheit with a 80% chance of precipitation at 3 AM.
L 63°H 83°
Rubicon, WI
7-day forecast
  1. Today
    Jun 4
    Overcast
    84°54°
  2. Friday
    Jun 5
    Heavy Rain
    80%
    0.50″
    77°63°-7°
  3. Saturday
    Jun 6
    Drizzle
    39%
    0.02″
    81°63°+4°
  4. Sunday
    Jun 7
    Overcast
    74°56°-7°
  5. Monday
    Jun 8
    Drizzle
    32%
    0.05″
    69°59°-5°
  6. Tuesday
    Jun 9
    Showers
    36%
    0.50″
    80°65°+11°
  7. Wednesday
    Jun 10
    Showers
    23%
    0.37″
    78°66°-2°
Rubicon, WI
Anemometer · 24h winds · from true
NESW
From · True
SSW
203° · steady
Direction
SSW
203°
Sustained
14
mph
Gust
19
mph
Peak 24h
19
avg 7
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 7 · pk 19 @ 1:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 1810SUSTGUST
−24h−18h−12h−6hnow
A fresh breeze drives the ssw-bound air across the harbor.
Rubicon, WI
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
980.3
-1.6 mb in 3h · falling · 28.95 inHg
Now
980.3
mb
3h
-1.6
mb
12h
-3.6
mb
24h
-6.9
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 978985
970975980985990-21h-18h-15h-12h-9h-6h-3h-24hNOW985.2978.3978.3
−24h−18h−12h−6hnow
Deep low still deepening — rough seas, strong wind, persistent rain.
Rubicon, WI
Air quality
38
AQI
Moderate
+8 in 6hPeak ~93 @ 11 PM

Ozone at AQI 96 now. AQI up 8 over the last 6 hours (gradual rise). With UV 8.6 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 110 by mid-afternoon.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5Good
3.2μg/m³
PM 10Good
4μg/m³
NO₂Good
1μg/m³
OzoneDRIVERUnhealthy SG
135μg/m³
UV IndexVery high
8.3

What's driving it

Ozone × UV × Sky

Ozone at AQI 96 now. With UV 8.6 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 110 by mid-afternoon.

Present
AQI 96
UV peak
8.6 at 1 PM
Sky at peak
clear
Projected peak
AQI 110
Rubicon, WI
Sky cover · visibility · 24h
Cloud cover
0%
CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
131.7mi
UNLIMITED
151 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
17:35 UTC ·Rubicon, WI · NOAA NESDIS / STAR · 21696x21696 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
17:35 UTC ·Rubicon, WI · NOAA NESDIS / STAR · 5-min cadence · 10000x6000 px
Rubicon, WI
Satellite · infrared · animated
Rubicon, WI
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Rubicon, WI
Almanac · Thursday, June 4
A summer fog for fair, a winter fog for rain.
Civil dawn
9:41 AM
Sunrise
5:14 AM
Daylight
15h 15m
Sunset
8:29 PM
Civil dusk
2:05 AM
Planting note
Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Rubicon, WI
The moon
Waning Gibbous
83% illuminated
Moonrise
4:35 AM
Moonset
1:44 PM
In sign
♒︎ Aquarius
Rubicon, WI
Microseason
Jun 1–5

Fireflies rise from the lawn

bird
Jan 142% of the yearDec 31

Read this microseason across nine climate regions →

Rubicon at a glance

  • Today vs. normal: 8°F above the seasonal normal for this latitude
  • Last frost: May 6 (climatological average for this latitude)
  • Microseason: Jun 1–5
  • Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.

Right now in the garden

Peak growing season

As of June 4, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

SPC Convective Outlook

Storm Prediction Center — Rubicon

SPC has placed Rubicon in the Marginal Risk category for severe thunderstorms tomorrow.

  • TODAYTSTMGeneral Thunderstorms
  • TOMORROWMRGLMarginal Risk
  • DAY 3NONENo severe risk

Isolated severe storms possible. Limited threat for hail or damaging wind.

Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.

ZIP codes in Rubicon

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.