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

Weather in Oak Forest, Illinois

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

Oak Forest, IL
Sunday, May 17 at 4:59 AM
68
°
Clear
Feels like
68°
Humidity
69%
Wind
6 mph
Sunrise
5:30 AM
Sunset
8:04 PM
Oak Forest, IL
Hour by hour · 24h
56°
11p
56°
12a
55°
1a
54°
2a
54°
15%
3a
54°
13%
4a
55°
5a
55°
6a
58°
12%
7a
61°
15%
8a
60°
9a
59°
10a
60°
11a
63°
12p
67°
1p
70°
2p
71°
3p
74°
4p
75°
5p
74°
6p
72°
7p
70°
8p
68°
9p
67°
10p
L 54°H 75°
Oak Forest, IL
7-day forecast
  1. Today
    May 16
    Light Rain
    52%
    83°63°
  2. Sunday
    May 17
    Overcast
    12%
    87°63°
  3. Monday
    May 18
    Showers
    67%
    80°69°
  4. Tuesday
    May 19
    Light Showers
    68%
    76°58°
  5. Wednesday
    May 20
    Overcast
    26%
    61°49°
  6. Thursday
    May 21
    Overcast
    65°48°
  7. Friday
    May 22
    Overcast
    12%
    59°54°
Oak Forest, IL
Anemometer · 24h winds · from true
NESW
From · True
SSW
205° · backing 13°
Direction
SSW
205°
Sustained
6
mph
Gust
13
mph
Peak 24h
20
avg 8
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 8 · pk 20 @ 2:00a
−24h−18h−12h−6hnow
Light breeze backing 13° from the ssw.
Oak Forest, IL
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
988.5
+0.6 mb in 3h · rising · 29.19 inHg
Now
988.5
mb
3h
+0.6
mb
12h
+0.8
mb
24h
+3.1
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 983989
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Oak Forest, IL
Air quality
49
AQI
Good
PM 2.5
6.9 μg/m³
PM 10
8.1 μg/m³
NO₂
11.1 μg/m³
Ozone
82.0 μg/m³
UV Index
0.0 Low
Oak Forest, IL
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:00 AM
Sunrise
5:30 AM
Daylight
14h 34m
Sunset
8:04 PM
Civil dusk
1:37 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Oak Forest, IL
The moon
New Moon
0% illuminated
Moonrise
10:34 AM
Moonset
1:35 AM
In sign
♊︎ Gemini
Oak Forest, 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 →

Oak Forest at a glance

  • Today vs. normal: 68°F — typical for the season
  • Last frost: April 26 (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

Warm-season window is open

As of May 17, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.

ZIP codes in Oak Forest

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.