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

Weather in Island Lake, Illinois

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

Island Lake, IL
Sunday, May 17 at 3:02 AM
71
°
Partly Cloudy
Feels like
72°
Humidity
72%
Wind
6 mph
Sunrise
5:30 AM
Sunset
8:08 PM
Island Lake, IL
Hour by hour · 24h
54°
10p
52°
11p
52°
12a
51°
1a
51°
2a
51°
20%
3a
52°
4a
52°
5a
54°
6a
56°
7a
59°
8a
59°
9a
61°
10a
65°
11a
67°
12p
70°
1p
72°
2p
73°
3p
74°
4p
74°
5p
75°
6p
73°
7p
69°
8p
67°
9p
L 51°H 75°
Island Lake, IL
7-day forecast
  1. Today
    May 16
    Rain
    50%
    81°60°
  2. Sunday
    May 17
    Rain
    32%
    85°62°
  3. Monday
    May 18
    Rain
    55%
    79°66°
  4. Tuesday
    May 19
    Showers
    56%
    73°54°
  5. Wednesday
    May 20
    Overcast
    13%
    59°41°
  6. Thursday
    May 21
    Overcast
    61°40°
  7. Friday
    May 22
    Overcast
    64°47°
Island Lake, IL
Anemometer · 24h winds · from true
NESW
From · True
SSE
166° · backing 104°
Direction
SSE
166°
Sustained
6
mph
Gust
10
mph
Peak 24h
18
avg 7
Beaufort · 2 · LIGHT 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 18 @ 2:00a
−24h−18h−12h−6hnow
Light breeze backing 104° from the sse.
Island Lake, IL
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
983.5
-1.3 mb in 3h · steady · 29.04 inHg
Now
983.5
mb
3h
-1.3
mb
12h
-0.6
mb
24h
+2.6
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 980985
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Island Lake, IL
Air quality
69
AQI
Moderate
PM 2.5
12.5 μg/m³
PM 10
13.1 μg/m³
NO₂
24.7 μg/m³
Ozone
85.0 μg/m³
UV Index
0.0 Low
Island Lake, IL
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:59 AM
Sunrise
5:30 AM
Daylight
14h 38m
Sunset
8:08 PM
Civil dusk
1:41 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Island Lake, IL
The moon
New Moon
0% illuminated
Moonrise
10:33 AM
Moonset
1:40 AM
In sign
♊︎ Gemini
Island Lake, IL
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 →

Island Lake at a glance

  • Today vs. normal: 71°F — typical for the season
  • Last frost: April 30 (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 Island Lake

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.