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

Weather in Deer Park, Illinois

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

Deer Park, IL
Sunday, May 17 at 5:01 AM
70
°
Overcast
Feels like
68°
Humidity
67%
Wind
10 mph
Sunrise
5:29 AM
Sunset
8:08 PM
Deer Park, IL
Hour by hour · 24h
52°
12a
52°
1a
52°
2a
51°
20%
3a
52°
4a
53°
5a
54°
6a
58°
7a
60°
8a
59°
9a
61°
10a
65°
11a
66°
12p
69°
1p
69°
2p
72°
3p
74°
4p
74°
5p
74°
6p
73°
7p
70°
8p
68°
9p
66°
10p
66°
11p
L 51°H 74°
Deer Park, IL
7-day forecast
  1. Today
    May 17
    Drizzle
    35%
    85°63°
  2. Monday
    May 18
    Heavy Rain
    62%
    78°66°
  3. Tuesday
    May 19
    Showers
    50%
    74°54°
  4. Wednesday
    May 20
    Overcast
    59°44°
  5. Thursday
    May 21
    Overcast
    61°44°
  6. Friday
    May 22
    Overcast
    12%
    62°49°
  7. Saturday
    May 23
    Overcast
    12%
    67°55°
Deer Park, IL
Anemometer · 24h winds · from true
NESW
From · True
SSW
205° · backing 39°
Direction
SSW
205°
Sustained
10
mph
Gust
22
mph
Peak 24h
26
avg 9
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 9 · pk 26 @ 7:00a
−24h−18h−12h−6hnow
Light breeze backing 39° from the ssw.
Deer Park, IL
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
981.2
+0.3 mb in 3h · steady · 28.97 inHg
Now
981.2
mb
3h
+0.3
mb
12h
+0.9
mb
24h
+3.3
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 976982
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Deer Park, IL
Air quality
48
AQI
Good
PM 2.5
6.9 μg/m³
PM 10
7.9 μg/m³
NO₂
15.1 μg/m³
Ozone
77.0 μg/m³
UV Index
0.0 Low
Deer Park, IL
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:59 AM
Sunrise
5:29 AM
Daylight
14h 39m
Sunset
8:08 PM
Civil dusk
1:40 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Deer Park, IL
The moon
New Moon
0% illuminated
Moonrise
10:33 AM
Moonset
1:39 AM
In sign
♊︎ Gemini
Deer Park, 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 →

Deer Park at a glance

  • Today vs. normal: 70°F — typical for the season
  • Last frost: April 29 (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 Deer Park

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.