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

Weather in Chester, Iowa

Roses Bloom Along the Shelter Rows. Day 59 of spring. Read this microseason across nine climate regions →

Chester, IA
Sunday, May 17 at 1:03 AM
72
°
Clear
Feels like
68°
Humidity
38%
Wind
7 mph
Sunrise
5:43 AM
Sunset
8:28 PM
Chester, IA
Hour by hour · 24h
69°
22%
8p
63°
56%
9p
62°
37%
10p
59°
13%
11p
58°
21%
12a
56°
1a
57°
2a
56°
3a
56°
4a
55°
5a
53°
6a
55°
7a
60°
8a
65°
9a
68°
10a
73°
11a
78°
12p
82°
1p
84°
2p
86°
3p
85°
4p
86°
5p
85°
6p
81°
7p
L 53°H 86°
Chester, IA
7-day forecast
  1. Today
    May 16
    Foggy
    43%
    81°56°
  2. Sunday
    May 17
    Light Drizzle
    48%
    75°60°
  3. Monday
    May 18
    Showers
    96%
    70°60°
  4. Tuesday
    May 19
    Showers
    96%
    62°45°
  5. Wednesday
    May 20
    Overcast
    58°44°
  6. Thursday
    May 21
    Light Drizzle
    60°41°
  7. Friday
    May 22
    Drizzle
    52°48°
Chester, IA
Anemometer · 24h winds · from true
NESW
From · True
NNE
022° · veering 116°
Direction
NNE
022°
Sustained
7
mph
Gust
12
mph
Peak 24h
18
avg 6
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 6 · pk 18 @ 9:00a
−24h−18h−12h−6hnow
Light breeze veering 116° from the nne.
Chester, IA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
966.4
-1.1 mb in 3h · steady · 28.54 inHg
Now
966.4
mb
3h
-1.1
mb
12h
-1.8
mb
24h
+4.0
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 962969
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Chester, IA
Air quality
61
AQI
Moderate
PM 2.5
6.4 μg/m³
PM 10
9.0 μg/m³
NO₂
4.9 μg/m³
Ozone
89.0 μg/m³
UV Index
0.1 Low
Chester, IA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:12 AM
Sunrise
5:43 AM
Daylight
14h 45m
Sunset
8:28 PM
Civil dusk
2:02 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Chester, IA
The moon
New Moon
0% illuminated
Moonrise
10:45 AM
Moonset
2:03 AM
In sign
♉︎ Taurus
Chester, IA
Microseason · 28 of 72
May 16–20

Roses Bloom Along the Shelter Rows

plant
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Chester at a glance

  • Today vs. normal: 4°F above the seasonal normal for this latitude
  • Last frost: May 7 (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 Chester

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.