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

Weather in Hardin, Illinois

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

Hardin, IL
Sunday, May 17 at 4:59 AM
68
°
Overcast
Feels like
72°
Humidity
88%
Wind
2 mph
Sunrise
5:48 AM
Sunset
8:09 PM
Hardin, IL
Hour by hour · 24h
63°
11p
63°
12a
62°
1a
61°
2a
60°
3a
61°
15%
4a
60°
24%
5a
59°
50%
6a
59°
19%
7a
61°
8a
65°
9a
69°
10a
71°
11a
76°
12p
77°
1p
81°
2p
81°
3p
82°
4p
81°
5p
80°
6p
78°
7p
76°
8p
74°
9p
73°
10p
L 59°H 82°
Hardin, IL
7-day forecast
  1. Today
    May 16
    Light Rain
    70%
    77°67°
  2. Sunday
    May 17
    Overcast
    88°67°
  3. Monday
    May 18
    Light Showers
    54%
    78°68°
  4. Tuesday
    May 19
    Showers
    74%
    77°57°
  5. Wednesday
    May 20
    Overcast
    46%
    64°48°
  6. Thursday
    May 21
    Overcast
    11%
    65°49°
  7. Friday
    May 22
    Overcast
    14%
    66°53°
Hardin, IL
Anemometer · 24h winds · from true
NESW
From · True
SSE
159° · veering 22°
Direction
SSE
159°
Sustained
2
mph
Gust
9
mph
Peak 24h
21
avg 6
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 6 · pk 21 @ 9:00a
−24h−18h−12h−6hnow
Light breeze veering 22° from the sse.
Hardin, IL
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
993.2
-0.3 mb in 3h · steady · 29.33 inHg
Now
993.2
mb
3h
-0.3
mb
12h
-1.9
mb
24h
+0.8
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 992998
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Hardin, IL
Air quality
38
AQI
Good
PM 2.5
7.7 μg/m³
PM 10
8.4 μg/m³
NO₂
8.7 μg/m³
Ozone
60.0 μg/m³
UV Index
0.0 Low
Hardin, IL
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:19 AM
Sunrise
5:48 AM
Daylight
14h 21m
Sunset
8:09 PM
Civil dusk
1:40 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Hardin, IL
The moon
New Moon
0% illuminated
Moonrise
10:55 AM
Moonset
1:38 AM
In sign
♊︎ Gemini
Hardin, 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 →

Hardin at a glance

  • Today vs. normal: 4°F below the seasonal normal for this latitude
  • Last frost: April 11 (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 Hardin

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.