Indianapolis weather by month

Check out Indianapolis weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Indianapolis (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
34°F maximum daytime temperature in January in Indianapolis34
39°F maximum daytime temperature in February in Indianapolis39
50°F maximum daytime temperature in March in Indianapolis50
63°F maximum daytime temperature in April in Indianapolis63
73°F maximum daytime temperature in May in Indianapolis73
82°F maximum daytime temperature in June in Indianapolis82
86°F maximum daytime temperature in July in Indianapolis86
84°F maximum daytime temperature in August in Indianapolis84
77°F maximum daytime temperature in September in Indianapolis77
66°F maximum daytime temperature in October in Indianapolis66
52°F maximum daytime temperature in November in Indianapolis52
39°F maximum daytime temperature in December in Indianapolis39
Min temperature (night-time)
16°F minimum night-time temperature in January in Indianapolis16
19°F minimum night-time temperature in February in Indianapolis19
30°F minimum night-time temperature in March in Indianapolis30
41°F minimum night-time temperature in April in Indianapolis41
52°F minimum night-time temperature in May in Indianapolis52
61°F minimum night-time temperature in June in Indianapolis61
64°F minimum night-time temperature in July in Indianapolis64
63°F minimum night-time temperature in August in Indianapolis63
55°F minimum night-time temperature in September in Indianapolis55
43°F minimum night-time temperature in October in Indianapolis43
34°F minimum night-time temperature in November in Indianapolis34
23°F minimum night-time temperature in December in Indianapolis23
Heat & Humidity
No heat & humidity in January in Indianapolis0
No heat & humidity in February in Indianapolis0
No heat & humidity in March in Indianapolis0
No heat & humidity in April in Indianapolis0
No heat & humidity in May in Indianapolis0
Moderate heat & humidity in June in IndianapolisM
Moderate heat & humidity in July in IndianapolisM
Moderate heat & humidity in August in IndianapolisM
Low heat & humidity in September in IndianapolisL
No heat & humidity in October in Indianapolis0
No heat & humidity in November in Indianapolis0
No heat & humidity in December in Indianapolis0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Indianapolis

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
10 hours of daylight per day in January in Indianapolis10
11 hours of daylight per day in February in Indianapolis11
12 hours of daylight per day in March in Indianapolis12
13 hours of daylight per day in April in Indianapolis13
14 hours of daylight per day in May in Indianapolis14
15 hours of daylight per day in June in Indianapolis15
15 hours of daylight per day in July in Indianapolis15
14 hours of daylight per day in August in Indianapolis14
12 hours of daylight per day in September in Indianapolis12
11 hours of daylight per day in October in Indianapolis11
10 hours of daylight per day in November in Indianapolis10
9 hours of daylight per day in December in Indianapolis9
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in Indianapolis2
UV (maximum) index 3 (Moderate) in February in Indianapolis3
UV (maximum) index 4 (Moderate) in March in Indianapolis4
UV (maximum) index 6 (High) in April in Indianapolis6
UV (maximum) index 8 (Very High) in May in Indianapolis8
UV (maximum) index 9 (Very High) in June in Indianapolis9
UV (maximum) index 9 (Very High) in July in Indianapolis9
UV (maximum) index 8 (Very High) in August in Indianapolis8
UV (maximum) index 6 (High) in September in Indianapolis6
UV (maximum) index 4 (Moderate) in October in Indianapolis4
UV (maximum) index 2 (Low) in November in Indianapolis2
UV (maximum) index 2 (Low) in December in Indianapolis2

Rainfall in Indianapolis

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
11 days with some rainfall in January in Indianapolis11
10 days with some rainfall in February in Indianapolis10
13 days with some rainfall in March in Indianapolis13
12 days with some rainfall in April in Indianapolis12
11 days with some rainfall in May in Indianapolis11
9 days with some rainfall in June in Indianapolis9
10 days with some rainfall in July in Indianapolis10
9 days with some rainfall in August in Indianapolis9
8 days with some rainfall in September in Indianapolis8
9 days with some rainfall in October in Indianapolis9
10 days with some rainfall in November in Indianapolis10
13 days with some rainfall in December in Indianapolis13
Average monthly rainfall (inches)
2.4 inches monthly rainfall in January in Indianapolis2.4
2.4 inches monthly rainfall in February in Indianapolis2.4
3.6 inches monthly rainfall in March in Indianapolis3.6
3.9 inches monthly rainfall in April in Indianapolis3.9
4.1 inches monthly rainfall in May in Indianapolis4.1
3.6 inches monthly rainfall in June in Indianapolis3.6
4.7 inches monthly rainfall in July in Indianapolis4.7
3.7 inches monthly rainfall in August in Indianapolis3.7
3.0 inches monthly rainfall in September in Indianapolis3.0
2.8 inches monthly rainfall in October in Indianapolis2.8
3.3 inches monthly rainfall in November in Indianapolis3.3
3.2 inches monthly rainfall in December in Indianapolis3.2

More about Indianapolis

Indianapolis by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Indiana (Indianapolis) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Indianapolis?

Indianapolis has a cold climate with hot summers and some rainfall in all months.

Metric (°C)  |  Imperial (°F)

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Tropical storm risk: Indianapolis hurricane season

% of month affected by tropical storms
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0
0
0
0
0
0
0
0
0
0
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Jun
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Aug
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Oct
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Dec
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More about the USA

Compare Indianapolis with the UK

Below the Indianapolis chart shows average maximum daytime temperature for Indianapolis, Indiana, USA and the UK (London).

Maximum daytime temperature (°F)

Indianapolis, Indiana, USA
UK (London)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

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