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Weather in Oelwein, Iowa

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

Oelwein, IA
Sunday, May 17 at 1:04 AM
71
°
Overcast
Feels like
73°
Humidity
75%
Wind
7 mph
Sunrise
5:43 AM
Sunset
8:24 PM
Oelwein, IA
Hour by hour · 24h
70°
8p
63°
18%
9p
63°
18%
10p
64°
11p
60°
12a
61°
10%
1a
60°
2a
58°
3a
58°
4a
56°
5a
56°
6a
57°
7a
61°
8a
64°
9a
68°
10a
72°
11a
76°
12p
79°
1p
81°
2p
83°
3p
84°
4p
84°
5p
82°
6p
81°
7p
L 56°H 84°
Oelwein, IA
7-day forecast
  1. Today
    May 16
    Heavy Rain
    89%
    78°61°
  2. Sunday
    May 17
    Thunderstorm
    53%
    77°62°
  3. Monday
    May 18
    Thunderstorm
    90%
    80°63°
  4. Tuesday
    May 19
    Showers
    90%
    69°48°
  5. Wednesday
    May 20
    Overcast
    59°45°
  6. Thursday
    May 21
    Overcast
    63°42°
  7. Friday
    May 22
    Light Drizzle
    64°50°
Oelwein, IA
Anemometer · 24h winds · from true
NESW
From · True
NNE
023° · veering 147°
Direction
NNE
023°
Sustained
7
mph
Gust
11
mph
Peak 24h
19
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 19 @ 2:00a
−24h−18h−12h−6hnow
Light breeze veering 147° from the nne.
Oelwein, IA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
972.3
-0.4 mb in 3h · rising · 28.71 inHg
Now
972.3
mb
3h
-0.4
mb
12h
-2.0
mb
24h
+3.2
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 969975
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Oelwein, IA
Air quality
52
AQI
Moderate
PM 2.5
4.1 μg/m³
PM 10
5.2 μg/m³
NO₂
4.3 μg/m³
Ozone
82.0 μg/m³
UV Index
0.0 Low
Oelwein, IA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:13 AM
Sunrise
5:43 AM
Daylight
14h 41m
Sunset
8:24 PM
Civil dusk
1:57 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Oelwein, IA
The moon
New Moon
0% illuminated
Moonrise
10:46 AM
Moonset
1:58 AM
In sign
♉︎ Taurus
Oelwein, 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 →

Oelwein at a glance

  • Today vs. normal: 71°F — typical for the season
  • Last frost: May 2 (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 Oelwein

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.