11-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Partly cloudy
8°
Feels like 6°
Wind↑ ENE 8 km/h
Gusts18 km/h
Humidity 46 %
Afternoon
Drizzle
7°
Feels like 6°
Wind↑ NE 9 km/h
Humidity 60 %
💧 0.3 mm
12-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Drizzle
6°
Feels like 4°
Wind↑ N 10 km/h
Humidity 91 %
💧 0.4 mm
Afternoon
Drizzle
6°
Feels like 3°
Wind↑ N 12 km/h
Humidity 90 %
💧 0.9 mm
13-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Clear sky
4°
Feels like 3°
Wind↑ NW 7 km/h
Gusts21 km/h
Humidity 89 %
Afternoon
Clear sky
12°
Feels like 12°
Wind↑ WNW 9 km/h
Humidity 53 %
14-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Mainly clear
7°
Feels like 7°
Wind↑ W 5 km/h
Humidity 79 %
Louisville forecast in charts · next 7 days
The week ahead: highs and lows
▲ This week runs +8.7° warmer than usual
Highs Lows Usual for the season (1991–2020 average)
Hourly detail
Temperature (°C) Rain (mm) Wind (km/h)
Louisville climate: what a normal year looks like
The hottest stretch is July, when afternoons average 30 °C; the coldest is January, when nights average −3 °C. Between those two months the average temperature changes by 25 °C.
Nights typically freeze from December to February, the coldest averaging −3 °C in January.
From 14 h 49 min of daylight in late June to 9 h 30 min in late December.
There is no real dry season: monthly rainfall stays between 74 mm and 132 mm on average.
Forecast highs for the coming week average 23 °C, 3 °C warmer than a normal October (20 °C).
30-year averages (1991–2020)
Month
Typical high
Typical low
Rainfall
Jan
5 °C
−3 °C
95 mm
Feb
7 °C
−1 °C
88 mm
Mar
13 °C
3 °C
116 mm
Apr
19 °C
9 °C
130 mm
May
24 °C
14 °C
132 mm
Jun
28 °C
19 °C
107 mm
Jul
30 °C
21 °C
105 mm
Aug
30 °C
20 °C
74 mm
Sep
27 °C
16 °C
80 mm
Oct
20 °C
10 °C
87 mm
Nov
13 °C
4 °C
91 mm
Dec
7 °C
−1 °C
107 mm
Whole year
18 °C
9 °C
1,210 mm
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 38.25° N, 85.76° W, 1991–2020. ERA5 averages over a 0.25° grid (about 25 km): hills, a coastline or the heat of the city itself can shift local values by a degree or two.
Air you breathe in Louisville: pollution and pollen
1/6
Good
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.53µg/m³
PM103µg/m³
Copernicus CAMS model, updated several times a day.
Rain radar around Louisville
Rain observed over the last two hours by official weather radars around Louisville, followed by the radar forecast for the next hour where the weather service provides one.
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Rain radarLast two hours, then forecast where available · drag the timeline
Moon over Louisville
Waning gibbous
87 % illuminated · 18.3 days
Rise 17:13 Set 08:18
Fri30/1079%
Sat31/1069%
Sun1/1159%
Mon2/1149%Last quarter
Tue3/1138%
Wed4/1128%
Thu5/1119%
Fri6/1112%
Sat7/116%
Sun8/112%
Mon9/110%
Tue10/111%New moon
Moonrise and moonset in local time (America/Kentucky/Louisville); phase and lit fraction from a synodic calculation.
Look up a past day in Louisville
Curious about the weather in Louisville on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
Louisville weather at a glance
This page gathers everything about the weather in Louisville, Kentucky: conditions now, the forecast for each part of the day and the trend for the coming week. At the moment the sky is “clear sky”, it is 10 °C (feels like 9 °C) and the wind blows at 9 km/h.
Expected range today: 10 °C to 25 °C and a dry sky. The forecast comes from the AtmoAtlas engine, which combines ECMWF-AIFS, NOAA GFS and DWD ICON, adjusts cloud cover with METAR reports and uses convective energy (CAPE) to flag storms.
Use the Louisville forecast in your own website or app: one JSON call returns weather, air quality, tides and sun and moon times. The free key needs no card.
