Louisville Weather Forecast
Louisville weather: 77°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Summary
Louisville is a city in Kentucky. Louisville is known for Kentucky Derby and bourbon trail. It has a population of about 625.000.
Right now it is 77°F (25°C) in Louisville with clear. It feels like 85°F. Today runs from 77°F to 95°F. Chance of precipitation is 3%. Sightseeing conditions score 9.7/10 - excellent - go now.
The best time to visit Louisville is June, July, August and September. The climate is continental. January, February and December tend to be the least comfortable months. July is the warmest month with average highs near 88°F, while January is the coldest with lows near 23°F.
The closest major airport is Nashville International Airport (BNA), about 155 mi away. Nearby highlights include Mammoth Cave National Park, Cumberland Falls State Resort Park, Hocking Hills State Park and Great Smoky Mountains National Park.
In plain terms. Today is warmer than average for September. The forecast high of 95°F is 13.5°F above the 82°F typical for this month. The best window to be outside is roughly 7 AM to 10 AM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in Louisville today at 9.8/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Active alerts for Louisville
Heat Advisory issued September 17 at 12:02PM EDT until September 17 at 8:00PM EDT by NWS Louisville KY
Issued by NWS Louisville KY
Weather in Louisville right now
Source: Open-Meteo. Updated 9:13 PM, Sep 17 local time.
See the Louisville forecast by time range
Next 24 hours
Hour-by-hour temperature, precipitation chance and wind.
16-day forecast for Louisville
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Thu, Sep 17 | ☁️ Overcast | 95° / 77° | 3% | 9 mph | 6 |
| Fri, Sep 18 | ☁️ Overcast | 95° / 76° | 19% | 15 mph | 6 |
| Sat, Sep 19 | 🌦️ Light drizzle | 95° / 73° | 11% · 0,0 in | 8 mph | 6 |
| Sun, Sep 20 | 🌦️ Light drizzle | 98° / 73° | 11% · 0,0 in | 10 mph | 6 |
| Mon, Sep 21 | 🌦️ Drizzle | 92° / 73° | 38% · 0,1 in | 7 mph | 6 |
| Tue, Sep 22 | 🌦️ Drizzle | 80° / 67° | 38% · 0,1 in | 9 mph | 4 |
| Wed, Sep 23 | ☁️ Overcast | 78° / 64° | 13% | 7 mph | 5 |
| Thu, Sep 24 | ☁️ Overcast | 78° / 61° | 8% | 10 mph | 5 |
| Fri, Sep 25 | ☁️ Overcast | 79° / 58° | 7% | 10 mph | 6 |
| Sat, Sep 26 | ☁️ Overcast | 77° / 53° | 4% | 8 mph | 5 |
| Sun, Sep 27 | ☁️ Overcast | 83° / 55° | 8% | 7 mph | 6 |
| Mon, Sep 28 | 🌤️ Mainly clear | 87° / 64° | 7% | 7 mph | 6 |
| Tue, Sep 29 | ☁️ Overcast | 86° / 66° | 11% | 7 mph | 5 |
| Wed, Sep 30 | ☁️ Overcast | 89° / 68° | 23% | 8 mph | 6 |
| Thu, Oct 1 | ☁️ Overcast | 80° / 66° | 23% | 13 mph | 4 |
| Fri, Oct 2 | ☀️ Clear sky | -- / -- | 11% | -- | — |
Climate in Louisville month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 38° | 23° | 4,1 in | ★★☆☆☆ |
| February | 49° | 30° | 2,6 in | ★★★☆☆ |
| March | 63° | 42° | 4,4 in | ★★★☆☆ |
| April | 70° | 51° | 6,1 in | ★★★☆☆ |
| May | 75° | 58° | 5,6 in | ★★★★☆ |
| June | 85° | 67° | 4,1 in | ★★★★☆ |
| July | 88° | 71° | 5,0 in | ★★★★☆ |
| August | 86° | 68° | 2,7 in | ★★★★☆ |
| September | 82° | 62° | 3,5 in | ★★★★☆ |
| October | 70° | 52° | 4,1 in | ★★★★☆ |
| November | 58° | 42° | 3,5 in | ★★★☆☆ |
| December | 47° | 33° | 3,2 in | ★★★☆☆ |
Climate type: Continental. Source: Open-Meteo archive (ERA5).
Weather map for Louisville
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Air quality and pollen in Louisville
Air quality: Open-Meteo (CAMS). US AQI scale.
Sun, twilight and moon
Golden and blue hour are the standard photographic approximation around sunrise and sunset.
Best time to visit Louisville
Go in June, July, August and September. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
Explore Louisville
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Louisville?
Louisville is a city in Kentucky. Its coordinates are 38.2527, -85.7585. It lies in North America.
What is the weather like in Louisville right now?
It is currently 77°F (25°C) with clear. Humidity is 85% and wind is 3 mph.
When is the best time to visit Louisville?
June, July, August and September offer the most comfortable conditions in Louisville, which has a continental climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Louisville in?
Louisville observes America/Kentucky/Louisville (UTC-04:00). The local time is 9:13 PM.
How many people live in Louisville?
Louisville has a population of approximately 625.000.
What is the nearest airport to Louisville?
The closest airports are Nashville International Airport (BNA), 155 mi away and O'Hare International Airport (ORD), 281 mi away.
What are the top things to do in Louisville?
Popular options include Mammoth Cave National Park, Cumberland Falls State Resort Park, Hocking Hills State Park, Great Smoky Mountains National Park, Gateway Arch National Park and Indiana Dunes National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-us) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated September 17, 2026 at 9:13 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
