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

Gallatin, Tennessee Weather

Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →

Gallatin weather forecast — hour by hour, 7-day outlook, NOAA radar

Gallatin, TN
Saturday, July 4 at 9:20 PM
84
°
Clear
Feels like
91°
Humidity
63%
Wind
3 mph
Sunrise
12:33 AM
Sunset
3:07 PM
Gallatin, TN
Hour by hour · 24h
24-Hour ForecastGallatin, TN: 24-hour forecast. Temperatures range from 74 to 90 degrees Fahrenheit with a 32% chance of precipitation at 6 PM.
L 74°H 90°
Gallatin, TN
7-day forecast
  1. Today
    Jul 4
    Foggy
    14%
    94°68°
  2. Sunday
    Jul 5
    Drizzle
    32%
    0.04″
    90°74°-4°
  3. Monday
    Jul 6
    Heavy Rain
    31%
    0.33″
    86°70°-4°
  4. Tuesday
    Jul 7
    Light Drizzle
    14%
    83°68°-3°
  5. Wednesday
    Jul 8
    Overcast
    88°67°+5°
  6. Thursday
    Jul 9
    Overcast
    18%
    95°69°+7°
  7. Friday
    Jul 10
    Heavy Drizzle
    55%
    0.01″
    91°74°-4°
Gallatin, TN
Anemometer · 24h winds · from true
NESW
From · True
SW
228° · veering 147°
Direction
SW
228°
Sustained
3
mph
Gust
7
mph
Peak 24h
11
avg 4
Beaufort · 1 · LIGHT AIR
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 4 · pk 11 @ 8:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 159SUSTGUST
−24h−18h−12h−6hnow
Light breeze veering 147° from the sw.
Gallatin, TN
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
995.8
+0.3 mb in 3h · steady · 29.41 inHg
Now
995.8
mb
3h
+0.3
mb
12h
-4.2
mb
24h
-4.5
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 9951000
9909951000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY1030-21h-18h-15h-12h-9h-6h-3h-24hNOW1000.2995.4995.7
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Gallatin, TN
Air quality
87
AQI
Moderate
+23 in 6h

AQI 87 (Moderate), driven by PM2.5. AQI up 23 in the last 6 hours — air quality is degrading. PM2.5 at 10.9 µg/m³ (AQI 54) with a 0.96 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5DRIVERGood
10.9μg/m³
PM 10Good
11μg/m³
NO₂Good
5μg/m³
OzoneModerate
91μg/m³
UV IndexLow
0.0

What's driving it

Ozone × UV × Sky

Ozone at AQI 43. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.

Present
AQI 43
UV peak
0.0 at 1 PM
Sky at peak
overcast
Projected peak
AQI 5

PM × Wind × Precip

PM2.5 at 10.9 µg/m³ (AQI 54) with a 0.96 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.

PM2.5/PM10
0.96
Wind
calm
Recent rain
0h in last 6h
Pattern
stagnant smoke
Gallatin, TN
Sky cover · visibility · 24h
Cloud cover
1%
CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
54.6mi
UNLIMITED
82 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
02:20 UTC · Gallatin, TN · NOAA NESDIS / STAR · up to 10848 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
02:20 UTC · Gallatin, TN · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Gallatin, TN
Satellite · infrared · animated
Gallatin, TN
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Gallatin, TN
Almanac · Saturday, July 4
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
5:04 AM
Sunrise
12:33 AM
Daylight
14h 34m
Sunset
3:07 PM
Civil dusk
8:38 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
Gallatin, TN
The moon
Waning Gibbous
77% illuminated
Moonrise
11:01 PM
Moonset
10:59 AM
In sign
♓︎ Pisces
Gallatin, TN
Microseason
Jul 1–5

Cicadas claim the scorching afternoon

plant
Jan 151% of the yearDec 31

Read this microseason across nine climate regions →

Gallatin at a glance

  • Today vs. normal: 9°F above the seasonal normal for this latitude
  • Last frost: March 25 (climatological average for this latitude)
  • Microseason: Jul 1–5
  • Planting window: Harvest early potatoes. Begin drying onions on the surface.

ZIP code: 37066

16-Day Forecast — Gallatin

  1. Sat94°68°14%
  2. Sun90°74°32%
  3. Mon86°70°31%
  4. Tue83°68°14%
  5. Wed88°67°9%
  6. Thu95°69°18%
  7. Fri91°74°55%
  8. Sat84°71°48%
  9. Sun76°68°31%
  10. Mon87°62°18%
  11. Tue88°68°11%
  12. Wed90°70°19%
  13. Thu79°67°23%
  14. Fri88°68°33%
  15. Sat93°71°36%
  16. Sun95°74°36%

Forecast data from Open-Meteo (CC BY 4.0).

Live wind & temperature near Gallatin

Right now in the garden

Peak growing season

As of July 5, 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.

SPC Convective Outlook

Storm Prediction Center — Gallatin

SPC has placed Gallatin in the Marginal Risk category for severe thunderstorms tomorrow.

  • TODAYTSTMGeneral Thunderstorms
  • TOMORROWMRGLMarginal Risk
  • DAY 3TSTMGeneral Thunderstorms

Isolated severe storms possible. Limited threat for hail or damaging wind.

Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.

ZIP codes in Gallatin

  • 37066

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.