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

Weather in Trenton, Utah

High country wildflowers peak. Day 58 of spring. Read this microseason across nine climate regions →

Trenton, UT
Saturday, May 16 at 11:32 PM
66
°
Overcast
Feels like
58°
Humidity
25%
Wind
11 mph
Sunrise
6:06 AM
Sunset
8:42 PM
Trenton, UT
Hour by hour · 24h
69°
5p
69°
6p
68°
7p
65°
8p
60°
9p
57°
10p
55°
11p
53°
12a
48°
1a
47°
2a
46°
3a
44°
4a
41°
5a
40°
6a
41°
7a
48°
8a
53°
9a
60°
10a
63°
11a
66°
12p
69°
1p
71°
2p
72°
3p
73°
4p
L 40°H 73°
Trenton, UT
7-day forecast
  1. Today
    May 16
    Overcast
    67°40°
  2. Sunday
    May 17
    Overcast
    12%
    55°39°
  3. Monday
    May 18
    Light Snow Shwrs
    69%
    51°37°
  4. Tuesday
    May 19
    Light Drizzle
    61°34°
  5. Wednesday
    May 20
    Overcast
    67°41°
  6. Thursday
    May 21
    Mostly Clear
    69°40°
  7. Friday
    May 22
    Overcast
    73°45°
Trenton, UT
Anemometer · 24h winds · from true
NESW
From · True
NW
326° · backing 11°
Direction
NW
326°
Sustained
11
mph
Gust
13
mph
Peak 24h
31
avg 7
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 7 · pk 31 @ 8:00p
−24h−18h−12h−6hnow
Light breeze backing 11° from the nw.
Trenton, UT
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
859.4
+0.5 mb in 3h · rising · 25.38 inHg
Now
859.4
mb
3h
+0.5
mb
12h
-1.4
mb
24h
+0.5
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 855862
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Trenton, UT
Air quality
46
AQI
Good
PM 2.5
4.0 μg/m³
PM 10
9.0 μg/m³
NO₂
0.5 μg/m³
Ozone
107.0 μg/m³
UV Index
2.3 Low
Trenton, UT
Almanac · Saturday, May 16
Flowers blooming in late autumn, a sure sign of a bad winter coming.
Civil dawn
11:35 AM
Sunrise
6:06 AM
Daylight
14h 36m
Sunset
8:42 PM
Civil dusk
3:15 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Trenton, UT
The moon
New Moon
0% illuminated
Moonrise
11:30 AM
Moonset
2:00 AM
In sign
♉︎ Taurus
Trenton, UT
Microseason · 28 of 72
May 16–20

High country wildflowers peak

weather
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Trenton at a glance

  • Today vs. normal: 4°F below the seasonal normal for this latitude
  • Last frost: April 27 (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 Trenton

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.