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

Weather in Oak Run, Illinois

Roses open on the Piedmont edge. Day 59 of spring. Read this microseason across nine climate regions →

Oak Run, IL
Sunday, May 17 at 4:59 AM
69
°
Overcast
Feels like
71°
Humidity
73%
Wind
1 mph
Sunrise
5:41 AM
Sunset
8:12 PM
Oak Run, IL
Hour by hour · 24h
61°
11p
61°
12a
60°
1a
58°
10%
2a
58°
11%
3a
56°
31%
4a
55°
58%
5a
55°
39%
6a
54°
14%
7a
55°
8a
57°
9a
61°
10a
65°
11a
69°
12p
71°
1p
73°
2p
77°
3p
77°
4p
78°
5p
77°
6p
76°
7p
75°
8p
72°
9p
70°
10p
L 54°H 78°
Oak Run, IL
7-day forecast
  1. Today
    May 16
    Drizzle
    47%
    80°62°
  2. Sunday
    May 17
    Light Drizzle
    50%
    86°65°
  3. Monday
    May 18
    Rain
    75%
    79°66°
  4. Tuesday
    May 19
    Showers
    62%
    71°56°
  5. Wednesday
    May 20
    Overcast
    63°45°
  6. Thursday
    May 21
    Overcast
    65°45°
  7. Friday
    May 22
    Overcast
    11%
    62°52°
Oak Run, IL
Anemometer · 24h winds · from true
NESW
From · True
WNW
292° · backing 71°
Direction
WNW
292°
Sustained
1
mph
Gust
10
mph
Peak 24h
27
avg 8
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 8 · pk 27 @ 12:00p
−24h−18h−12h−6hnow
Light breeze backing 71° from the wnw.
Oak Run, IL
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
986.2
+0.1 mb in 3h · falling · 29.12 inHg
Now
986.2
mb
3h
+0.1
mb
12h
+0.4
mb
24h
+1.8
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 984987
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Oak Run, IL
Air quality
37
AQI
Good
PM 2.5
8.0 μg/m³
PM 10
9.6 μg/m³
NO₂
14.8 μg/m³
Ozone
45.0 μg/m³
UV Index
0.0 Low
Oak Run, IL
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:11 AM
Sunrise
5:41 AM
Daylight
14h 31m
Sunset
8:12 PM
Civil dusk
1:44 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Oak Run, IL
The moon
New Moon
0% illuminated
Moonrise
10:46 AM
Moonset
1:43 AM
In sign
♊︎ Gemini
Oak Run, IL
Microseason · 28 of 72
May 16–20

Roses open on the Piedmont edge

insect
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Oak Run at a glance

  • Today vs. normal: 69°F — typical for the season
  • Last frost: April 22 (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 Run

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.