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Weather in Spencer, Iowa

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

Spencer, IA
Sunday, May 17 at 2:11 AM
68
°
Overcast
Feels like
63°
Humidity
36%
Wind
6 mph
Sunrise
5:55 AM
Sunset
8:38 PM
Spencer, IA
Hour by hour · 24h
71°
9p
70°
10p
68°
11p
66°
12a
63°
1a
62°
2a
59°
3a
57°
4a
54°
5a
52°
6a
53°
7a
59°
8a
64°
9a
70°
10a
78°
11a
83°
12p
85°
1p
87°
2p
88°
3p
87°
4p
89°
10%
5p
89°
16%
6p
87°
25%
7p
82°
28%
8p
L 52°H 89°
Spencer, IA
7-day forecast
  1. Today
    May 16
    Overcast
    81°49°
  2. Sunday
    May 17
    Rain
    50%
    80°58°
  3. Monday
    May 18
    Light Showers
    95%
    65°52°
  4. Tuesday
    May 19
    Light Rain
    95%
    55°44°
  5. Wednesday
    May 20
    Overcast
    63°40°
  6. Thursday
    May 21
    Overcast
    66°45°
  7. Friday
    May 22
    Drizzle
    11%
    57°54°
Spencer, IA
Anemometer · 24h winds · from true
NESW
From · True
NE
049° · veering 139°
Direction
NE
049°
Sustained
6
mph
Gust
11
mph
Peak 24h
26
avg 8
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 8 · pk 26 @ 2:00a
−24h−18h−12h−6hnow
Light breeze veering 139° from the ne.
Spencer, IA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
960.8
+0.2 mb in 3h · steady · 28.37 inHg
Now
960.8
mb
3h
+0.2
mb
12h
-3.9
mb
24h
+2.4
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 958965
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Spencer, IA
Air quality
58
AQI
Moderate
PM 2.5
6.0 μg/m³
PM 10
7.4 μg/m³
NO₂
1.5 μg/m³
Ozone
98.0 μg/m³
UV Index
0.0 Low
Spencer, IA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:24 AM
Sunrise
5:55 AM
Daylight
14h 43m
Sunset
8:38 PM
Civil dusk
2:12 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Spencer, IA
The moon
New Moon
0% illuminated
Moonrise
10:57 AM
Moonset
2:13 AM
In sign
♉︎ Taurus
Spencer, 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 →

Spencer at a glance

  • Today vs. normal: 68°F — typical for the season
  • Last frost: May 5 (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 Spencer

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.