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

Weather in Thornton, Arkansas

Roses open on the Piedmont edge. Day 59 of spring. Read this microseason across nine climate regions →

Thornton, AR
Sunday, May 17 at 3:53 AM
75
°
Clear
Feels like
76°
Humidity
64%
Wind
7 mph
Sunrise
6:08 AM
Sunset
8:04 PM
Thornton, AR
Hour by hour · 24h
70°
10p
68°
11p
67°
12a
66°
1a
67°
2a
66°
3a
66°
4a
65°
5a
65°
6a
65°
7a
69°
8a
74°
9a
80°
10a
85°
11a
87°
12p
89°
1p
92°
2p
92°
3p
93°
4p
91°
5p
90°
6p
88°
7p
85°
8p
83°
9p
L 65°H 93°
Thornton, AR
7-day forecast
  1. Today
    May 16
    Overcast
    19%
    88°72°
  2. Sunday
    May 17
    Thunderstorm
    17%
    88°68°
  3. Monday
    May 18
    Light Drizzle
    24%
    89°74°
  4. Tuesday
    May 19
    Showers
    58%
    94°65°
  5. Wednesday
    May 20
    Light Showers
    72%
    89°65°
  6. Thursday
    May 21
    Showers
    63%
    77°67°
  7. Friday
    May 22
    Drizzle
    53%
    84°66°
Thornton, AR
Anemometer · 24h winds · from true
NESW
From · True
SSE
165° · backing 12°
Direction
SSE
165°
Sustained
7
mph
Gust
15
mph
Peak 24h
24
avg 9
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 9 · pk 24 @ 5:00a
−24h−18h−12h−6hnow
Light breeze backing 12° from the sse.
Thornton, AR
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1000.6
+0.1 mb in 3h · falling · 29.55 inHg
Now
1000.6
mb
3h
+0.1
mb
12h
-1.8
mb
24h
-1.2
mb
Regime · RAIN
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10001005
−24h−18h−12h−6hnow
Damp, unsettled regime — wet weather lingers nearby.
Thornton, AR
Air quality
51
AQI
Moderate
PM 2.5
5.2 μg/m³
PM 10
6.7 μg/m³
NO₂
1.4 μg/m³
Ozone
101.0 μg/m³
UV Index
0.0 Low
Thornton, AR
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:42 AM
Sunrise
6:08 AM
Daylight
13h 56m
Sunset
8:04 PM
Civil dusk
1:33 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Thornton, AR
The moon
New Moon
0% illuminated
Moonrise
11:21 AM
Moonset
1:28 AM
In sign
♊︎ Gemini
Thornton, AR
Microseason · 28 of 72
May 16–20

Roses open on the Piedmont edge

insect
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Thornton at a glance

  • Today vs. normal: 3°F below the seasonal normal for this latitude
  • Last frost: March 10 (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

Peak growing season

As of May 17, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

ZIP codes in Thornton

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.