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

Weather in Louisville, Tennessee

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

Louisville, TN
Sunday, May 17 at 4:07 AM
66
°
Overcast
Feels like
66°
Humidity
69%
Wind
5 mph
Sunrise
6:29 AM
Sunset
8:36 PM
Louisville, TN
Hour by hour · 24h
50°
12a
48°
1a
48°
2a
46°
3a
45°
4a
43°
5a
42°
6a
41°
7a
47°
8a
52°
9a
58°
10a
64°
11a
67°
12p
70°
1p
71°
2p
74°
3p
76°
4p
77°
5p
77°
6p
76°
7p
73°
8p
67°
9p
62°
10p
60°
11p
L 41°H 77°
Louisville, TN
7-day forecast
  1. Today
    May 17
    Overcast
    90°60°
  2. Monday
    May 18
    Partly Cloudy
    91°67°
  3. Tuesday
    May 19
    Overcast
    88°63°
  4. Wednesday
    May 20
    Light Showers
    65%
    88°62°
  5. Thursday
    May 21
    Light Showers
    71%
    82°66°
  6. Friday
    May 22
    Light Drizzle
    75%
    78°65°
  7. Saturday
    May 23
    Light Drizzle
    71%
    79°65°
Louisville, TN
Anemometer · 24h winds · from true
NESW
From · True
SSW
204° · backing 44°
Direction
SSW
204°
Sustained
5
mph
Gust
12
mph
Peak 24h
16
avg 5
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 5 · pk 16 @ 12:00p
−24h−18h−12h−6hnow
Light breeze backing 44° from the ssw.
Louisville, TN
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
987.7
-0.3 mb in 3h · steady · 29.17 inHg
Now
987.7
mb
3h
-0.3
mb
12h
-2.9
mb
24h
-1.2
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.
Louisville, TN
Air quality
51
AQI
Moderate
PM 2.5
13.8 μg/m³
PM 10
14.5 μg/m³
NO₂
9.9 μg/m³
Ozone
60.0 μg/m³
UV Index
0.0 Low
Louisville, TN
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:02 AM
Sunrise
6:29 AM
Daylight
14h 07m
Sunset
8:36 PM
Civil dusk
1:04 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Louisville, TN
The moon
New Moon
0% illuminated
Moonrise
10:40 AM
Moonset
1:00 AM
In sign
♊︎ Gemini
Louisville, TN
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 →

Louisville at a glance

  • Today vs. normal: 10°F below the seasonal normal for this latitude
  • Last frost: March 22 (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 Louisville

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.