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Louisville Running Weather

Tuesday, July 21, 2026 · Hour-by-hour forecast updated 8:26 AM CDT

Best Time to Run in Louisville Today

6 AM

70°F and clear at peak. Wind 3 mph from the N, dew point 68°F.

Peak FitScore

Temperature

70°F / feels 76°

Wind

3 mph N, gusts 11

Dew Point

68°F — oppressive

Humidity

92%

UV Index

0 — Low

Air Quality

42 AQI — Good

Hourly running conditions

TimeTempFeels WindRainDew PtCondition Score

8 AM

☁️

81°

90°

7 SW g19

77°F

Overcast

☁️ 8 AM

81° feels 90° 7 mph SW 5% rain

9 AM

☁️

83°

92°

9 SW g19

78°F

Overcast

☁️ 9 AM

83° feels 92° 9 mph SW 5% rain

10 AM

☁️

85°

95°

10 SW g18

12%

78°F

Overcast

☁️ 10 AM

85° feels 95° 10 mph SW 12% rain

11 AM

🌤️

87°

96°

11 SW g20

23%

79°F

Mostly Sunny

🌤️ 11 AM

87° feels 96° 11 mph SW 23% rain

12 PM

🌤️

90°

100°

12 SW g20

29%

78°F

Mostly Sunny

🌤️ 12 PM

90° feels 100° 12 mph SW 29% rain

1 PM

☁️

93°

100°

15 SW g22

31%

77°F

Overcast

☁️ 1 PM

93° feels 100° 15 mph SW 31% rain

2 PM

☁️

93°

101°

17 SW g27

39%

77°F

Overcast

☁️ 2 PM

93° feels 101° 17 mph SW 39% rain

3 PM

☁️

90°

96°

14 SW g26

60%

76°F

Overcast

☁️ 3 PM

90° feels 96° 14 mph SW 60% rain

4 PM

🌤️

82°

90°

13 W g30

58%

78°F

Mostly Sunny

🌤️ 4 PM

82° feels 90° 13 mph W 58% rain

5 PM

☀️

82°

89°

11 WSW g24

36%

76°F

Clear

☀️ 5 PM

82° feels 89° 11 mph WSW 36% rain

6 PM

⛅

79°

87°

7 SW g15

22%

75°F

Partly Cloudy

⛅ 6 PM

79° feels 87° 7 mph SW 22% rain

7 PM

☀️

81°

91°

3 SW g10

27%

77°F

Clear

☀️ 7 PM

81° feels 91° 3 mph SW 27% rain

80–100 Excellent 60–79 Good 40–59 Fair Below 40 Poor

7-day running forecast

Today

Jul 21

☁️

93° / 77°

🏃 💧 60%

☁️

Today Jul 21

93° / 77°

🏃 💧 60%

Wed

Jul 22

☁️

79° / 65°

🏃

☁️

Wed Jul 22

79° / 65°

🏃

Thu

Jul 23

☁️

81° / 58°

🏃 9 AM–12 PM

☁️

Thu Jul 23

81° / 58°

🏃 9 AM–12 PM

Fri

Jul 24

☁️

74° / 61°

🏃 9 AM–12 PM

☁️

Fri Jul 24

74° / 61°

🏃 9 AM–12 PM

Sat

Jul 25

⛅

86° / 62°

🏃 6–9 AM

⛅

Sat Jul 25

86° / 62°

🏃 6–9 AM

Sun

Jul 26

⛈️

90° / 72°

🏃 6–9 AM

⛈️

Sun Jul 26

90° / 72°

🏃 6–9 AM

Mon

Jul 27

⛈️

95° / 71°

🏃 6–9 AM

⛈️

Mon Jul 27

95° / 71°

🏃 6–9 AM

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🌤 Tomorrow in Louisville: Best window: 9–11 AM (FitScore 95) 6am: 48°F, feels 45° — NW 8mph 9am: 58°F, feels 56° — W 12mph 12pm: 66°F, feels 65° — SW 8mph ☔ Rain likely after 3pm.

Yesterday 8:14 PM Nightly

Louisville running weather FAQ

What's the best time to run in Louisville today?

Based on today's FitScore analysis, the best time to run is 6 AM with a peak FitScore of 64/100. Check the hourly breakdown above for detailed conditions throughout the day.

What months are best for running in Louisville?

The best months for running in Louisville are March, April, October, November. The most challenging months are typically July, August. Dew points routinely exceed 70°F in summer. Run before 8 AM or wait for evening cooldown.

What is the FitScore?

FitScore rates each hour from 0–100 for outdoor exercise based on temperature, humidity, dew point, wind, precipitation probability, UV index, and air quality. Higher scores mean better conditions.

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