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Indianapolis, Indiana weather · now
84°
Partly Cloudy
- Feels
- 92°
- High / Low
- 89° / 70°
- Wind
- 46 mph SSW
- Humidity
- 74%
Dry now; thunderstorms expected around 1:00 PM.
Precipitation · next 12 hrs
Peak 79% · 5 PM
12 PM
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3 PM
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6 PM
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9 PM
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11 PM
Sun 6:53 AM 8:46 PM 13h 54m
Moon Waning Crescent 3% lit
Current weather and 7-day forecast for Indianapolis, Indiana, sourced directly from the National Weather Service. Expect showers and thunderstorms likely today. Today's high is 89° with a low near 70°. 2 active weather alerts in effect.
What to wear today
Rain jacket and umbrella
Plan for showers (79%). Skip cotton or anything that dries slow.
Next 24 hours
-
12 PM
83°
23%
-
2 PM
86°
48%
-
4 PM
87°
69%
-
6 PM
84°
63%
-
8 PM
80°
31%
-
10 PM
78°
44%
-
12 AM
75°
57%
-
2 AM
74°
50%
-
4 AM
72°
25%
-
6 AM
72°
43%
-
8 AM
72°
21%
-
10 AM
78°
12%
Live radar
View full radar →7 days
-
Today 8/11
Showers And Thunderstorms Likely 74% 89° · 70° - 12 PM 83° Slight Chance Showers And Thunderstorms 23%
- 1 PM 85° Chance Showers And Thunderstorms 35%
- 2 PM 86° Chance Showers And Thunderstorms 48%
- 3 PM 86° Showers And Thunderstorms Likely 58%
- 4 PM 87° Showers And Thunderstorms Likely 69%
- 5 PM 85° Showers And Thunderstorms 79%
- 6 PM 84° Showers And Thunderstorms Likely 63%
- 7 PM 83° Chance Showers And Thunderstorms 47%
- 8 PM 80° Chance Showers And Thunderstorms 31%
- 9 PM 80° Showers And Thunderstorms Likely 57%
- 10 PM 78° Chance Showers And Thunderstorms 44%
- 11 PM 77° Chance Showers And Thunderstorms 36%
- 12 PM
-
Wed 8/12
Scattered Showers And Thunderstorms 68% 88° · 70° - 12 AM 75° Showers And Thunderstorms Likely 57%
- 1 AM 75° Showers And Thunderstorms Likely 55%
- 2 AM 74° Chance Showers And Thunderstorms 50%
- 3 AM 74° Chance Showers And Thunderstorms 35%
- 4 AM 72° Chance Showers And Thunderstorms 25%
- 5 AM 72° Chance Showers And Thunderstorms 42%
- 6 AM 72° Chance Showers And Thunderstorms 43%
- 7 AM 71° Chance Showers And Thunderstorms 35%
- 8 AM 72° Slight Chance Showers And Thunderstorms 21%
- 9 AM 74° Slight Chance Showers And Thunderstorms 15%
- 10 AM 78° Mostly Cloudy 12%
- 11 AM 79° Mostly Cloudy 9%
- 12 PM
82° Partly Sunny 7% - 1 PM 83° Partly Sunny 8%
- 2 PM 86° Mostly Sunny 14%
- 3 PM 86° Slight Chance Showers And Thunderstorms 22%
- 4 PM 86° Slight Chance Showers And Thunderstorms 21%
- 5 PM 87° Chance Showers And Thunderstorms 36%
- 6 PM 86° Chance Showers And Thunderstorms 49%
- 7 PM 85° Chance Showers And Thunderstorms 52%
- 8 PM 82° Chance Showers And Thunderstorms 29%
- 9 PM 80° Chance Showers And Thunderstorms 26%
- 10 PM 79° Showers And Thunderstorms Likely 65%
- 11 PM 77° Chance Showers And Thunderstorms 50%
- 12 AM
-
Thu 8/13
Chance Rain Showers 72% 85° · 69° - 12 AM 76° Chance Showers And Thunderstorms 27%
- 1 AM 75° Showers And Thunderstorms Likely 60%
- 2 AM 74° Chance Showers And Thunderstorms 26%
- 3 AM 73° Showers And Thunderstorms Likely 56%
- 4 AM 73° Showers And Thunderstorms Likely 63%
- 5 AM 72° Chance Showers And Thunderstorms 31%
- 6 AM 72° Chance Showers And Thunderstorms 33%
- 7 AM 72° Chance Showers And Thunderstorms 50%
- 8 AM 71° Rain Showers Likely 66%
- 9 AM 73° Rain Showers Likely 66%
- 10 AM 76° Rain Showers Likely 66%
- 11 AM 78° Showers And Thunderstorms Likely 66%
- 12 PM 79° Showers And Thunderstorms Likely 66%
- 1 PM 81° Showers And Thunderstorms Likely 66%
- 2 PM 82° Showers And Thunderstorms Likely 63%
- 3 PM 83° Showers And Thunderstorms Likely 63%
- 4 PM 84° Showers And Thunderstorms Likely 63%
- 5 PM 84° Showers And Thunderstorms Likely 63%
- 6 PM 83° Showers And Thunderstorms Likely 63%
- 7 PM 82° Showers And Thunderstorms Likely 63%
- 8 PM 80° Showers And Thunderstorms 85%
- 9 PM 79° Showers And Thunderstorms 85%
- 10 PM 77° Showers And Thunderstorms 85%
- 11 PM 76° Showers And Thunderstorms 85%
- 12 AM
-
Fri 8/14
Chance Showers And Thunderstorms 67% 82° · 66° - 12 AM 75° Showers And Thunderstorms 85%
- 1 AM 74° Showers And Thunderstorms 85%
- 2 AM 73° Showers And Thunderstorms 75%
- 3 AM 72° Showers And Thunderstorms 75%
- 4 AM 72° Showers And Thunderstorms 75%
- 5 AM 71° Rain Showers 75%
- 6 AM 71° Rain Showers 75%
- 7 AM 70° Rain Showers 75%
- 8 AM 70° Chance Rain Showers 37%
- 9 AM 71° Chance Rain Showers 37%
- 10 AM 73° Chance Rain Showers 37%
- 11 AM 75° Chance Showers And Thunderstorms 37%
- 12 PM 77° Chance Showers And Thunderstorms 37%
- 1 PM 79° Chance Showers And Thunderstorms 37%
- 2 PM 80° Slight Chance Showers And Thunderstorms 15%
- 3 PM 81° Slight Chance Showers And Thunderstorms 15%
- 4 PM 82° Slight Chance Showers And Thunderstorms 15%
- 5 PM 82° Slight Chance Showers And Thunderstorms 15%
- 6 PM 82° Slight Chance Showers And Thunderstorms 15%
- 7 PM 81° Slight Chance Showers And Thunderstorms 15%
- 8 PM 79° Mostly Cloudy 5%
- 9 PM 77° Mostly Cloudy 5%
- 10 PM 75° Mostly Cloudy 5%
- 11 PM 74° Mostly Cloudy 5%
- 12 AM
-
Sat 8/15
Chance Showers And Thunderstorms 27% 84° · 70° - 12 AM 73° Mostly Cloudy 5%
- 1 AM 72° Mostly Cloudy 5%
- 2 AM 71° Chance Rain Showers 27%
- 3 AM 70° Chance Rain Showers 27%
- 4 AM 69° Chance Rain Showers 27%
- 5 AM 68° Chance Rain Showers 27%
- 6 AM 67° Chance Rain Showers 27%
- 7 AM 67° Chance Rain Showers 27%
- 8 AM 67° Chance Showers And Thunderstorms 26%
- 9 AM 69° Chance Showers And Thunderstorms 26%
- 10 AM 71° Chance Showers And Thunderstorms 26%
- 11 AM 74° Chance Showers And Thunderstorms 26%
- 12 PM 77° Chance Showers And Thunderstorms 26%
- 1 PM 79° Chance Showers And Thunderstorms 26%
- 2 PM 81° Mostly Sunny 8%
- 3 PM 83° Mostly Sunny 8%
- 4 PM 84° Mostly Sunny 8%
- 5 PM 84° Mostly Sunny 8%
- 6 PM
84° Partly Cloudy 8% - 7 PM 83° Partly Cloudy 8%
- 8 PM 82° Slight Chance Showers And Thunderstorms 15%
- 9 PM 80° Slight Chance Showers And Thunderstorms 15%
- 10 PM 78° Slight Chance Showers And Thunderstorms 15%
- 11 PM 76° Slight Chance Showers And Thunderstorms 15%
- 12 AM
-
Sun 8/16
Slight Chance Showers And Thunderstorms 38% 88° · 69° - 12 AM 75° Slight Chance Showers And Thunderstorms 15%
- 1 AM 74° Slight Chance Showers And Thunderstorms 15%
- 2 AM 74° Slight Chance Showers And Thunderstorms 18%
- 3 AM 74° Slight Chance Showers And Thunderstorms 18%
- 4 AM 73° Slight Chance Showers And Thunderstorms 18%
- 5 AM 73° Slight Chance Showers And Thunderstorms 18%
- 6 AM 72° Slight Chance Showers And Thunderstorms 18%
- 7 AM 72° Slight Chance Showers And Thunderstorms 18%
- 8 AM 72° Slight Chance Showers And Thunderstorms 16%
- 9 AM 74° Slight Chance Showers And Thunderstorms 16%
- 10 AM 77° Slight Chance Showers And Thunderstorms 16%
- 11 AM 80° Slight Chance Showers And Thunderstorms 16%
- 12 PM 82° Slight Chance Showers And Thunderstorms 16%
- 1 PM 84° Slight Chance Showers And Thunderstorms 16%
- 2 PM 86° Slight Chance Showers And Thunderstorms 21%
- 3 PM 87° Slight Chance Showers And Thunderstorms 21%
- 4 PM 88° Slight Chance Showers And Thunderstorms 21%
- 5 PM 88° Slight Chance Showers And Thunderstorms 21%
- 6 PM 87° Slight Chance Showers And Thunderstorms 21%
- 7 PM 85° Slight Chance Showers And Thunderstorms 21%
- 8 PM 83° Chance Showers And Thunderstorms 38%
- 9 PM 81° Chance Showers And Thunderstorms 38%
- 10 PM 79° Chance Showers And Thunderstorms 38%
- 11 PM 77° Chance Showers And Thunderstorms 38%
- 12 AM
-
Mon 8/17
Slight Chance Showers And Thunderstorms 24% 82° · 65° - 12 AM 76° Chance Showers And Thunderstorms 38%
- 1 AM 75° Chance Showers And Thunderstorms 38%
- 2 AM 74° Slight Chance Showers And Thunderstorms 24%
- 3 AM 73° Slight Chance Showers And Thunderstorms 24%
- 4 AM 72° Slight Chance Showers And Thunderstorms 24%
- 5 AM 71° Slight Chance Showers And Thunderstorms 24%
- 6 AM 70° Slight Chance Showers And Thunderstorms 24%
- 7 AM 70° Slight Chance Showers And Thunderstorms 24%
- 8 AM
71° Slight Chance Rain Showers 15% - 9 AM 72° Slight Chance Rain Showers 15%
- 10 AM 74° Slight Chance Rain Showers 15%
- 11 AM 76° Slight Chance Rain Showers 15%
- 12 PM 78° Slight Chance Rain Showers 15%
- 1 PM 79° Slight Chance Rain Showers 15%
- 2 PM 80° Slight Chance Rain Showers 17%
- 3 PM 81° Slight Chance Rain Showers 17%
- 4 PM 82° Slight Chance Rain Showers 17%
- 5 PM 82° Slight Chance Rain Showers 17%
- 6 PM 81° Slight Chance Rain Showers 17%
- 7 PM 80° Slight Chance Rain Showers 17%
- 8 PM 78° Partly Cloudy 9%
- 9 PM 76° Partly Cloudy 9%
- 10 PM 74° Partly Cloudy 9%
- 11 PM 72° Partly Cloudy 9%
- 12 AM
Extended outlook days 8–16
- Tue 8/18
Cloudy 6% 80° · 61° - Wed 8/19 Thunderstorms 10% 83° · 65°
- Thu 8/20 Cloudy 12% 81° · 63°
- Fri 8/21
Partly Cloudy 11% 94° · 66° - Sat 8/22 Thunderstorms 30% 79° · 67°
- Sun 8/23 Cloudy 17% 68° · 59°
- Mon 8/24 Partly Cloudy 8% 68° · 51°
- Tue 8/25 Mostly Sunny 23% 71° · 51°
- Wed 8/26 Cloudy 26% 77° · 54°
Days 8+ from the Open-Meteo multi-model ensemble — treat as a guide; accuracy drops past day 7.
Best day this week
No standout day in the next week — every day has trade-offs.
Thursday, 8/13
Chance Rain Showers, 85° / 69°, 72% rain
- Tomorrow88°70°
- Thu85°69°
- Fri82°66°
- Sat84°70°
- Sun88°69°
- Mon82°65°
Best time to head outside
Picks the upcoming daytime hour with the most favorable conditions for each activity. Factors in temperature, wind, precipitation timing, and pollen.
- RunTomorrow 6 AM
warm at 67°F · calm wind · slight chance of rain (27%) · pollen moderate today
Excellent96 / 100 - BikeTomorrow 8 AM
comfortable at 72°F · calm wind · slight chance of rain (21%) · pollen moderate today
Excellent100 / 100 - GolfTomorrow 9 AM
comfortable at 74°F · calm wind · slight chance of rain (15%) · rain should clear by 8 AM · pollen moderate today
Excellent100 / 100 - PicnicTomorrow 8 AM
comfortable at 72°F · calm wind · slight chance of rain (21%) · pollen moderate today
Excellent100 / 100 - Magic ShowAnytime
Any weather is magic show weather. Indoors or out, magic doesn't care.
Corporate Magician Scott Henderson
Climate normals
What weather to expect in Indianapolis
Indianapolis in August typically averages 83° highs and 65° lows, with about 13 days of rain. The hottest stretch is July (average high 87°); the coldest is January (average low 16°). June is the wettest month on average.
| Month | Avg high | Avg low | Rainy days |
|---|---|---|---|
| Jan | 31° | 16° | 11 |
| Feb | 40° | 25° | 10 |
| Mar | 59° | 39° | 17 |
| Apr | 67° | 47° | 15 |
| May | 70° | 53° | 18 |
| Jun | 82° | 65° | 19 |
| Jul | 87° | 70° | 19 |
| Aug | 83° | 65° | 13 |
| Sep | 80° | 60° | 10 |
| Oct | 69° | 49° | 5 |
| Nov | 53° | 39° | 15 |
| Dec | 41° | 27° | 17 |
Normals derived from the past two years of observations via Open-Meteo's historical archive.
More for Indianapolis
Other cities in Indiana
Detailed forecast (NWS)
- This Afternoon
- Showers and thunderstorms likely between 1pm and 5pm, then showers and thunderstorms likely. Some of the storms could be severe. Mostly cloudy. High near 89, with temperatures falling to around 86 in the afternoon. West wind around 12 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
- Wednesday
- Scattered showers and thunderstorms. Partly sunny, with a high near 88. Southwest wind 3 to 7 mph. Chance of precipitation is 40%. New rainfall amounts between a half and three quarters of an inch possible.
- Thursday
- A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85. North wind 2 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
- Friday
- A chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Northeast wind around 6 mph. Chance of precipitation is 70%.