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

Weather in Monona, Wisconsin

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

Monona, WI
Sunday, May 17 at 4:02 AM
67
°
Overcast
Feels like
66°
Humidity
60%
Wind
3 mph
Sunrise
5:32 AM
Sunset
8:14 PM
Monona, WI
Hour by hour · 24h
60°
11p
57°
12a
56°
31%
1a
56°
19%
2a
57°
25%
3a
56°
25%
4a
55°
18%
5a
55°
6a
58°
7a
61°
8a
63°
9a
66°
10a
70°
11a
73°
12p
74°
1p
78°
2p
80°
3p
81°
4p
81°
5p
81°
6p
79°
7p
75°
8p
72°
9p
71°
10p
L 55°H 81°
Monona, WI
7-day forecast
  1. Today
    May 16
    Drizzle
    98%
    84°60°
  2. Sunday
    May 17
    Heavy Rain
    62%
    72°57°
  3. Monday
    May 18
    Thunderstorm
    69%
    77°62°
  4. Tuesday
    May 19
    Showers
    66%
    70°50°
  5. Wednesday
    May 20
    Overcast
    58°41°
  6. Thursday
    May 21
    Overcast
    62°36°
  7. Friday
    May 22
    Overcast
    11%
    66°45°
Monona, WI
Anemometer · 24h winds · from true
NESW
From · True
SSE
162° · backing 14°
Direction
SSE
162°
Sustained
3
mph
Gust
3
mph
Peak 24h
17
avg 5
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 5 · pk 17 @ 5:00a
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Monona, WI
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
978.1
-1.5 mb in 3h · falling · 28.88 inHg
Now
978.1
mb
3h
-1.5
mb
12h
-0.6
mb
24h
+3.1
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 975980
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Monona, WI
Air quality
44
AQI
Good
PM 2.5
12.9 μg/m³
PM 10
14.6 μg/m³
NO₂
29.5 μg/m³
Ozone
53.0 μg/m³
UV Index
0.0 Low
Monona, WI
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:01 AM
Sunrise
5:32 AM
Daylight
14h 42m
Sunset
8:14 PM
Civil dusk
1:48 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Monona, WI
The moon
New Moon
0% illuminated
Moonrise
10:34 AM
Moonset
1:48 AM
In sign
♊︎ Gemini
Monona, 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 →

Monona 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 Monona

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.