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Weather in Hopkinton, Iowa

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

Hopkinton, IA
Sunday, May 17 at 1:06 AM
76
°
Overcast
Feels like
78°
Humidity
63%
Wind
7 mph
Sunrise
5:42 AM
Sunset
8:20 PM
Hopkinton, IA
Hour by hour · 24h
69°
8p
66°
9p
62°
10p
61°
12%
11p
60°
12a
59°
1a
60°
2a
59°
3a
58°
4a
57°
5a
56°
6a
57°
7a
61°
8a
64°
9a
68°
10a
71°
11a
75°
12p
77°
1p
80°
2p
81°
3p
82°
4p
83°
5p
83°
6p
81°
7p
L 56°H 83°
Hopkinton, IA
7-day forecast
  1. Today
    May 16
    Light Rain
    68%
    83°62°
  2. Sunday
    May 17
    Rain
    54%
    81°63°
  3. Monday
    May 18
    Thunderstorm
    72%
    81°65°
  4. Tuesday
    May 19
    Showers
    75%
    73°50°
  5. Wednesday
    May 20
    Overcast
    59°42°
  6. Thursday
    May 21
    Overcast
    64°41°
  7. Friday
    May 22
    Overcast
    64°50°
Hopkinton, IA
Anemometer · 24h winds · from true
NESW
From · True
SE
138° · veering 77°
Direction
SE
138°
Sustained
7
mph
Gust
10
mph
Peak 24h
22
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 22 @ 11:00p
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Hopkinton, IA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
978.8
-0.7 mb in 3h · rising · 28.90 inHg
Now
978.8
mb
3h
-0.7
mb
12h
-2.1
mb
24h
+2.3
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 976981
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Hopkinton, IA
Air quality
58
AQI
Moderate
PM 2.5
4.2 μg/m³
PM 10
5.3 μg/m³
NO₂
3.9 μg/m³
Ozone
91.0 μg/m³
UV Index
0.0 Low
Hopkinton, 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 38m
Sunset
8:20 PM
Civil dusk
1:53 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Hopkinton, IA
The moon
New Moon
0% illuminated
Moonrise
10:45 AM
Moonset
1:54 AM
In sign
♉︎ Taurus
Hopkinton, 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 →

Hopkinton at a glance

  • Today vs. normal: 7°F above the seasonal normal for this latitude
  • Last frost: April 30 (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 Hopkinton

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.