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

Weather in Delta, Utah

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

Delta, UT
Sunday, May 17 at 12:18 AM
72
°
Overcast
Feels like
64°
Humidity
15%
Wind
6 mph
Sunrise
6:15 AM
Sunset
8:37 PM
Delta, UT
Hour by hour · 24h
76°
6p
76°
7p
75°
8p
69°
9p
64°
10p
61°
11p
56°
12a
55°
1a
53°
2a
49°
3a
46°
4a
44°
5a
42°
6a
42°
7a
51°
8a
59°
9a
67°
10a
72°
11a
75°
12p
77°
1p
79°
2p
80°
3p
80°
4p
81°
5p
L 42°H 81°
Delta, UT
7-day forecast
  1. Today
    May 16
    Overcast
    73°50°
  2. Sunday
    May 17
    Light Rain
    57%
    65°43°
  3. Monday
    May 18
    Drizzle
    58%
    55°39°
  4. Tuesday
    May 19
    Partly Cloudy
    64°41°
  5. Wednesday
    May 20
    Overcast
    72°47°
  6. Thursday
    May 21
    Light Drizzle
    73°53°
  7. Friday
    May 22
    Overcast
    80°51°
Delta, UT
Anemometer · 24h winds · from true
NESW
From · True
NNW
331° · backing 98°
Direction
NNW
331°
Sustained
6
mph
Gust
12
mph
Peak 24h
18
avg 7
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 7 · pk 18 @ 4:00a
−24h−18h−12h−6hnow
Light breeze backing 98° from the nnw.
Delta, UT
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
851.9
+2.1 mb in 3h · steady · 25.16 inHg
Now
851.9
mb
3h
+2.1
mb
12h
-2.1
mb
24h
+0.5
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 848854
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Delta, UT
Air quality
60
AQI
Moderate
PM 2.5
7.3 μg/m³
PM 10
27.5 μg/m³
NO₂
0.5 μg/m³
Ozone
119.0 μg/m³
UV Index
0.9 Low
Delta, UT
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:46 AM
Sunrise
6:15 AM
Daylight
14h 22m
Sunset
8:37 PM
Civil dusk
3:09 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Delta, UT
The moon
New Moon
0% illuminated
Moonrise
12:25 PM
Moonset
3:12 AM
In sign
♉︎ Taurus
Delta, 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 →

Delta at a glance

  • Today vs. normal: 72°F — typical for the season
  • Last frost: April 12 (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 Delta

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.