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

Weather in Simms, Oklahoma

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

Simms, OK
Sunday, May 17 at 4:57 AM
76
°
Clear
Feels like
76°
Humidity
64%
Wind
11 mph
Sunrise
6:15 AM
Sunset
8:18 PM
Simms, OK
Hour by hour · 24h
72°
11p
70°
12a
69°
1a
68°
2a
68°
3a
68°
4a
68°
5a
68°
6a
70°
7a
71°
8a
73°
18%
9a
74°
10%
10a
75°
22%
11a
75°
21%
12p
77°
14%
1p
78°
13%
2p
80°
15%
3p
85°
4p
80°
12%
5p
81°
6p
82°
7p
80°
8p
78°
9p
79°
10p
L 68°H 85°
Simms, OK
7-day forecast
  1. Today
    May 16
    Thunderstorm
    21%
    87°76°
  2. Sunday
    May 17
    Thunderstorm
    14%
    90°71°
  3. Monday
    May 18
    Overcast
    30%
    92°77°
  4. Tuesday
    May 19
    Showers
    64%
    79°60°
  5. Wednesday
    May 20
    Light Showers
    66%
    66°59°
  6. Thursday
    May 21
    Light Drizzle
    40%
    68°62°
  7. Friday
    May 22
    Light Drizzle
    37%
    77°60°
Simms, OK
Anemometer · 24h winds · from true
NESW
From · True
S
175° · veering 22°
Direction
S
175°
Sustained
11
mph
Gust
18
mph
Peak 24h
31
avg 11
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 11 · pk 31 @ 8:00a
−24h−18h−12h−6hnow
Light breeze veering 22° from the s.
Simms, OK
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
988.2
+0.7 mb in 3h · rising · 29.18 inHg
Now
988.2
mb
3h
+0.7
mb
12h
-1.8
mb
24h
-1.5
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 988992
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Simms, OK
Air quality
49
AQI
Good
PM 2.5
7.9 μg/m³
PM 10
10.1 μg/m³
NO₂
1.3 μg/m³
Ozone
93.0 μg/m³
UV Index
0.0 Low
Simms, OK
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:48 AM
Sunrise
6:15 AM
Daylight
14h 03m
Sunset
8:18 PM
Civil dusk
1:48 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Simms, OK
The moon
New Moon
0% illuminated
Moonrise
11:27 AM
Moonset
1:45 AM
In sign
♊︎ Gemini
Simms, OK
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 →

Simms at a glance

  • Today vs. normal: 76°F — typical for the season
  • Last frost: March 19 (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 Simms

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.