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Weather in Washington, Iowa

Roses Bloom Along the Shelter Rows. Day 58 of spring. Read this microseason across nine climate regions →

Washington, IA
Saturday, May 16 at 11:54 PM
79
°
Partly Cloudy
Feels like
81°
Humidity
63%
Wind
10 mph
Sunrise
5:46 AM
Sunset
8:19 PM
Washington, IA
Hour by hour · 24h
75°
6p
73°
7p
71°
8p
69°
9p
68°
10p
66°
11p
66°
12a
65°
1a
65°
14%
2a
61°
12%
3a
60°
11%
4a
58°
5a
57°
6a
57°
7a
60°
8a
64°
9a
67°
10a
71°
11a
74°
12p
77°
1p
80°
2p
82°
3p
82°
4p
83°
5p
L 57°H 83°
Washington, IA
7-day forecast
  1. Today
    May 16
    Thunderstorm
    46%
    83°63°
  2. Sunday
    May 17
    Heavy Rain
    43%
    85°62°
  3. Monday
    May 18
    Thunderstorm
    66%
    84°64°
  4. Tuesday
    May 19
    Showers
    72%
    71°48°
  5. Wednesday
    May 20
    Overcast
    61°42°
  6. Thursday
    May 21
    Overcast
    65°47°
  7. Friday
    May 22
    Overcast
    66°51°
Washington, IA
Anemometer · 24h winds · from true
NESW
From · True
S
171° · veering 5°
Direction
S
171°
Sustained
10
mph
Gust
13
mph
Peak 24h
40
avg 10
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 10 · pk 40 @ 11:00p
−24h−18h−12h−6hnow
Light breeze veering 5° from the s.
Washington, IA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
982.2
-0.3 mb in 3h · steady · 29.00 inHg
Now
982.2
mb
3h
-0.3
mb
12h
-0.9
mb
24h
+3.6
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 979984
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Washington, IA
Air quality
49
AQI
Good
PM 2.5
4.1 μg/m³
PM 10
5.3 μg/m³
NO₂
1.6 μg/m³
Ozone
100.0 μg/m³
UV Index
0.5 Low
Washington, IA
Almanac · Saturday, May 16
Flowers blooming in late autumn, a sure sign of a bad winter coming.
Civil dawn
10:17 AM
Sunrise
5:46 AM
Daylight
14h 33m
Sunset
8:19 PM
Civil dusk
1:51 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Washington, IA
The moon
New Moon
0% illuminated
Moonrise
10:08 AM
Moonset
12:32 AM
In sign
♉︎ Taurus
Washington, IA
Microseason · 28 of 72
May 16–20

Roses Bloom Along the Shelter Rows

weather
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Washington at a glance

  • Today vs. normal: 9°F above the seasonal normal for this latitude
  • Last frost: April 24 (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 16, 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 Washington

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.