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

Weather in Duncan, Mississippi

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

Duncan, MS
Sunday, May 17 at 5:10 AM
75
°
Clear
Feels like
75°
Humidity
70%
Wind
12 mph
Sunrise
5:59 AM
Sunset
7:59 PM
Duncan, MS
Hour by hour · 24h
65°
12a
64°
1a
63°
2a
62°
3a
62°
4a
62°
5a
63°
6a
66°
7a
71°
8a
75°
9a
79°
10a
83°
11a
85°
12p
88°
1p
89°
2p
90°
3p
91°
4p
90°
5p
89°
6p
88°
7p
84°
8p
81°
9p
81°
10p
79°
11p
L 62°H 91°
Duncan, MS
7-day forecast
  1. Today
    May 17
    Showers
    18%
    90°69°
  2. Monday
    May 18
    Light Showers
    19%
    93°72°
  3. Tuesday
    May 19
    Showers
    47%
    91°71°
  4. Wednesday
    May 20
    Showers
    72%
    73°69°
  5. Thursday
    May 21
    Showers
    67%
    74°68°
  6. Friday
    May 22
    Drizzle
    54%
    87°67°
  7. Saturday
    May 23
    Light Drizzle
    54%
    86°69°
Duncan, MS
Anemometer · 24h winds · from true
NESW
From · True
S
173° · backing 34°
Direction
S
173°
Sustained
12
mph
Gust
22
mph
Peak 24h
22
avg 12
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 12 · pk 22 @ 7:00a
−24h−18h−12h−6hnow
Light breeze backing 34° from the s.
Duncan, MS
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1007.6
0.0 mb in 3h · steady · 29.75 inHg
Now
1007.6
mb
3h
0.0
mb
12h
-0.4
mb
24h
-2.0
mb
Regime · RAIN
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10071011
−24h−18h−12h−6hnow
Damp, unsettled regime — wet weather lingers nearby.
Duncan, MS
Air quality
56
AQI
Moderate
PM 2.5
4.8 μg/m³
PM 10
5.4 μg/m³
NO₂
3.9 μg/m³
Ozone
76.0 μg/m³
UV Index
0.0 Low
Duncan, MS
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:34 AM
Sunrise
5:59 AM
Daylight
14h 00m
Sunset
7:59 PM
Civil dusk
1:27 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Duncan, MS
The moon
New Moon
0% illuminated
Moonrise
11:13 AM
Moonset
1:22 AM
In sign
♊︎ Gemini
Duncan, MS
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 →

Duncan at a glance

  • Today vs. normal: 3°F below the seasonal normal for this latitude
  • Last frost: March 11 (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 Duncan

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.