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

Weather in West Union, Iowa

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

West Union, IA
Sunday, May 17 at 2:42 AM
68
°
Clear
Feels like
64°
Humidity
52%
Wind
8 mph
Sunrise
5:42 AM
Sunset
8:24 PM
West Union, IA
Hour by hour · 24h
65°
35%
9p
60°
39%
10p
62°
12%
11p
60°
12a
60°
18%
1a
59°
2a
57°
3a
57°
4a
55°
5a
54°
6a
56°
7a
61°
8a
64°
9a
68°
10a
72°
11a
76°
12p
79°
1p
82°
2p
84°
3p
85°
4p
85°
5p
84°
6p
83°
7p
82°
8p
L 54°H 85°
West Union, IA
7-day forecast
  1. Today
    May 16
    Rain
    99%
    78°60°
  2. Sunday
    May 17
    Thunderstorm
    63%
    76°61°
  3. Monday
    May 18
    Showers
    89%
    78°61°
  4. Tuesday
    May 19
    Showers
    89%
    65°47°
  5. Wednesday
    May 20
    Overcast
    58°45°
  6. Thursday
    May 21
    Overcast
    61°40°
  7. Friday
    May 22
    Light Drizzle
    59°49°
West Union, IA
Anemometer · 24h winds · from true
NESW
From · True
ENE
058° · backing 140°
Direction
ENE
058°
Sustained
8
mph
Gust
10
mph
Peak 24h
25
avg 5
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 5 · pk 25 @ 3:00a
−24h−18h−12h−6hnow
Light breeze backing 140° from the ene.
West Union, IA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
968.3
-0.5 mb in 3h · steady · 28.59 inHg
Now
968.3
mb
3h
-0.5
mb
12h
-2.3
mb
24h
+3.3
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 965971
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
West Union, IA
Air quality
49
AQI
Good
PM 2.5
4.4 μg/m³
PM 10
5.4 μg/m³
NO₂
5.8 μg/m³
Ozone
74.0 μg/m³
UV Index
0.0 Low
West Union, IA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:11 AM
Sunrise
5:42 AM
Daylight
14h 42m
Sunset
8:24 PM
Civil dusk
1:58 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
West Union, IA
The moon
New Moon
0% illuminated
Moonrise
10:45 AM
Moonset
1:59 AM
In sign
♊︎ Gemini
West Union, 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 →

West Union at a glance

  • Today vs. normal: 68°F — typical for the season
  • Last frost: May 4 (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 West Union

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.