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

Weather in Grantsville, Utah

High country wildflowers peak. Day 59 of spring. Read this microseason across nine climate regions →

Grantsville, UT
Sunday, May 17 at 12:19 AM
67
°
Clear
Feels like
59°
Humidity
28%
Wind
12 mph
Sunrise
6:11 AM
Sunset
8:40 PM
Grantsville, UT
Hour by hour · 24h
73°
6p
71°
7p
68°
8p
64°
9p
61°
10p
60°
11p
57°
12a
53°
1a
56°
2a
55°
3a
56°
4a
50°
5a
48°
6a
50°
7a
54°
8a
61°
9a
65°
10a
68°
11a
71°
12p
73°
1p
74°
2p
75°
3p
75°
4p
74°
5p
L 48°H 75°
Grantsville, UT
7-day forecast
  1. Today
    May 16
    Overcast
    11%
    69°51°
  2. Sunday
    May 17
    Light Drizzle
    28%
    54°44°
  3. Monday
    May 18
    Light Drizzle
    85%
    52°43°
  4. Tuesday
    May 19
    Overcast
    63°43°
  5. Wednesday
    May 20
    Overcast
    71°51°
  6. Thursday
    May 21
    Overcast
    69°50°
  7. Friday
    May 22
    Overcast
    77°56°
Grantsville, UT
Anemometer · 24h winds · from true
NESW
From · True
NE
036° · veering 123°
Direction
NE
036°
Sustained
12
mph
Gust
13
mph
Peak 24h
28
avg 8
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 8 · pk 28 @ 10:00p
−24h−18h−12h−6hnow
Light breeze veering 123° from the ne.
Grantsville, UT
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
865.0
+2.4 mb in 3h · rising rapidly · 25.54 inHg
Now
865.0
mb
3h
+2.4
mb
12h
-1.8
mb
24h
+0.5
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 862867
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Grantsville, UT
Air quality
47
AQI
Good
PM 2.5
7.6 μg/m³
PM 10
38.5 μg/m³
NO₂
0.7 μg/m³
Ozone
104.0 μg/m³
UV Index
1.1 Low
Grantsville, UT
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:42 AM
Sunrise
6:11 AM
Daylight
14h 29m
Sunset
8:40 PM
Civil dusk
3:12 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Grantsville, UT
The moon
New Moon
0% illuminated
Moonrise
12:20 PM
Moonset
3:16 AM
In sign
♉︎ Taurus
Grantsville, UT
Microseason · 28 of 72
May 16–20

High country wildflowers peak

bird
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Grantsville at a glance

  • Today vs. normal: 4°F below the seasonal normal for this latitude
  • Last frost: April 20 (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 17, 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 Grantsville

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.