Rise 08:10 Set 18:46Day 10 h 36 minUV 6 · Moderate
Morning, afternoon, evening
Trend
Afternoon
Clear sky
25°
Feels like 26°
Wind↑ SW 18 km/h
Gusts28 km/h
Humidity 36 %
Evening
Partly cloudy
21°19°
Feels like 23°
Wind↑ N 11 km/h
Gusts23 km/h
Humidity 57 %
17:00
25°
WSW 17
Night
Mainly clear
15°
Feels like 15°
Wind↑ NNE 11 km/h
Gusts27 km/h
Humidity 51 %
Morning
Clear sky
16°9°
Feels like 16°
Wind↑ ENE 11 km/h
Gusts25 km/h
Humidity 37 %
Afternoon
Mainly clear
21°
Feels like 21°
Wind↑ E 12 km/h
Humidity 33 %
Evening
Mainly clear
17°16°
Feels like 17°
Wind↑ E 12 km/h
Gusts30 km/h
Humidity 43 %
Night
Partly cloudy
14°13°
Feels like 14°
Wind↑ ESE 14 km/h
Gusts34 km/h
Humidity 42 %
Morning
Partly cloudy
15°12°
Feels like 15°
Wind↑ E 14 km/h
Gusts29 km/h
Humidity 40 %
Afternoon
Overcast
18°
Feels like 18°
Wind↑ ESE 15 km/h
Humidity 40 %
💧 0.2 mm
Evening
Overcast
16°
Feels like 16°
Wind↑ ESE 13 km/h
Gusts25 km/h
Humidity 47 %
💧 0.1 mm
Night
Overcast
16°14°
Feels like 16°
Wind↑ SE 12 km/h
Humidity 49 %
💧 0.1 mm
Morning
Light rain
14°13°
Feels like 14°
Wind↑ E 10 km/h
Gusts28 km/h
Humidity 86 %
💧 2.1 mm
Afternoon
Light rain
20°14°
Feels like 21°
Wind↑ SSE 15 km/h
Gusts39 km/h
Humidity 52 %
💧 5.0 mm
Evening
Light rain
17°12°
Feels like 17°
Wind↑ SSE 13 km/h
Gusts31 km/h
Humidity 70 %
💧 1.5 mm
Night
Drizzle
15°12°
Feels like 15°
Wind↑ SSE 10 km/h
Gusts23 km/h
Humidity 81 %
💧 0.3 mm
Morning
Drizzle
15°13°
Feels like 15°
Wind↑ SSE 10 km/h
Gusts22 km/h
Humidity 78 %
💧 0.3 mm
Afternoon
Overcast
21°14°
Feels like 23°
Wind↑ S 17 km/h
Gusts25 km/h
Humidity 50 %
💧 0.1 mm
Evening
Overcast
19°14°
Feels like 19°
Wind↑ SSE 12 km/h
Gusts33 km/h
Humidity 57 %
Night
Overcast
16°13°
Feels like 16°
Wind↑ SSE 14 km/h
Gusts36 km/h
Humidity 57 %
Morning
Partly cloudy
16°14°
Feels like 16°
Wind↑ S 14 km/h
Gusts30 km/h
Humidity 63 %
Afternoon
Mainly clear
23°22°
Feels like 25°
Wind↑ S 21 km/h
Humidity 48 %
Evening
Mainly clear
21°17°
Feels like 23°
Wind↑ SE 16 km/h
Gusts37 km/h
Humidity 53 %
Night
Overcast
19°16°
Feels like 19°
Wind↑ SSE 20 km/h
Gusts39 km/h
Humidity 74 %
Morning
Drizzle
18°16°
Feels like 18°
Wind↑ S 20 km/h
Gusts34 km/h
Humidity 89 %
💧 0.5 mm
Afternoon
Light rain
17°15°
Feels like 17°
Wind↑ ESE 13 km/h
Gusts33 km/h
Humidity 81 %
💧 6.7 mm
Evening
Rain
15°
Feels like 15°
Wind↑ SE 15 km/h
Gusts45 km/h
Humidity 89 %
💧 7.2 mm
Night
Rain
15°10°
Feels like 15°
Wind↑ WSW 8 km/h
Gusts40 km/h
Humidity 92 %
💧 8.1 mm
Morning
Light rain
15°8°
Feels like 15°
Wind↑ NNW 10 km/h
Gusts22 km/h
Humidity 96 %
💧 6.6 mm
Afternoon
Rain
19°12°
Feels like 19°
Wind↑ NNW 19 km/h
Gusts42 km/h
Humidity 54 %
💧 13.8 mm
Evening
Rain showers
14°10°
Feels like 14°
Wind↑ NNW 15 km/h
Gusts46 km/h
Humidity 70 %
💧 2.0 mm
Night
Clear sky
10°8°
Feels like 9°
Wind↑ NNW 14 km/h
Gusts38 km/h
Humidity 84 %
Morning
Clear sky
8°7°
Feels like 6°
Wind↑ NNW 14 km/h
Gusts34 km/h
Humidity 52 %
Afternoon
Clear sky
16°12°
Feels like 16°
Wind↑ NNW 12 km/h
Humidity 59 %
Evening
Clear sky
12°9°
Feels like 12°
Wind↑ NNW 10 km/h
Humidity 69 %
Night
Partly cloudy
10°7°
Feels like 8°
Wind↑ ESE 8 km/h
Humidity 84 %
Morning
Partly cloudy
9°
Feels like 7°
Wind↑ SSE 9 km/h
Humidity 52 %
Afternoon
Mainly clear
14°12°
Feels like 14°
Wind↑ WNW 12 km/h
Humidity 32 %
Evening
Overcast
12°11°
Feels like 12°
Wind↑ SE 9 km/h
Gusts19 km/h
Humidity 42 %
Night
Mainly clear
9°
Feels like 8°
Wind↑ WNW 7 km/h
Gusts20 km/h
Humidity 51 %
Morning
Mainly clear
9°
Feels like 7°
Wind↑ SE 8 km/h
Gusts22 km/h
Humidity 54 %
Evening
Partly cloudy
15°
Feels like 15°
Wind↑ SE 11 km/h
Gusts39 km/h
Humidity 67 %
11-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Morning
Light rain
14°
Feels like 14°
Wind↑ SSE 16 km/h
Gusts43 km/h
Humidity 93 %
💧 1.3 mm
Evening
Light rain
15°
Feels like 15°
Wind↑ WSW 5 km/h
Humidity 85 %
💧 2.1 mm
12-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Morning
Overcast
12°
Feels like 12°
Wind↑ NNW 10 km/h
Gusts19 km/h
Humidity 87 %
Evening
Clear sky
13°
Feels like 13°
Wind↑ NNW 2 km/h
Humidity 70 %
13-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Morning
Mainly clear
10°
Feels like 9°
Wind↑ S 6 km/h
Gusts14 km/h
Humidity 86 %
Evening
Clear sky
15°
Feels like 15°
Wind↑ SSE 14 km/h
Gusts36 km/h
Humidity 67 %
14-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Morning
Light rain
13°
Feels like 13°
Wind↑ S 17 km/h
Gusts45 km/h
Humidity 84 %
💧 1.5 mm
Indianapolis forecast in charts · next 7 days
The week ahead: highs and lows
▲ This week runs +9.1° warmer than usual
Highs Lows Usual for the season (1991–2020 average)
Hourly detail
Temperature (°C) Rain (mm) Wind (km/h)
Indianapolis climate: what a normal year looks like
The hottest stretch is July, when afternoons average 29 °C; the coldest is January, when nights average −6 °C. Between those two months the average temperature changes by 27 °C.
Nights typically freeze from December to February, the coldest averaging −6 °C in January.
From 14 h 59 min of daylight in late June to 9 h 21 min in late December.
There is no real dry season: monthly rainfall stays between 72 mm and 125 mm on average.
Forecast highs for the coming week average 21 °C, 3 °C warmer than a normal October (18 °C).
30-year averages (1991–2020)
Month
Typical high
Typical low
Rainfall
Jan
1 °C
−6 °C
85 mm
Feb
4 °C
−4 °C
72 mm
Mar
10 °C
1 °C
100 mm
Apr
17 °C
7 °C
123 mm
May
22 °C
13 °C
125 mm
Jun
27 °C
17 °C
112 mm
Jul
29 °C
20 °C
94 mm
Aug
28 °C
18 °C
75 mm
Sep
25 °C
14 °C
75 mm
Oct
18 °C
8 °C
85 mm
Nov
11 °C
3 °C
90 mm
Dec
4 °C
−3 °C
83 mm
Whole year
16 °C
7 °C
1,120 mm
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 39.77° N, 86.16° 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 Indianapolis: pollution and pollen
1/6
Good
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.56µg/m³
PM106µg/m³
Copernicus CAMS model, updated several times a day.
Rain radar around Indianapolis
Rain observed over the last two hours by official weather radars around Indianapolis, followed by the radar forecast for the next hour where the weather service provides one.
Rain radarLast two hours, then forecast where available · drag the timeline
Moon over Indianapolis
Waning gibbous
87 % illuminated · 18.3 days
Rise 17:08 Set 08:26
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/Indiana/Indianapolis); phase and lit fraction from a synodic calculation.
Look up a past day in Indianapolis
Curious about the weather in Indianapolis on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
Indianapolis weather at a glance
This page gathers everything about the weather in Indianapolis, Indiana: 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 25 °C (feels like 26 °C) and the wind blows at 17 km/h.
Expected range today: 13 °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 Indianapolis 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.
