Indianapolis vs Naperville Climate
95%matchIndianapolis and Naperville are a 95% climate match. Compared with Indianapolis, Naperville has 4°F (2°C) colder winter nights and less rain in winter.
Indianapolis gets 41 in (1049 mm) of rain a year and Naperville 39 in (994 mm). July is the warmest month in both, with highs of 87°F (30°C) in Indianapolis and 85°F (30°C) in Naperville.
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
IndianapolisNapervillesolid = high, dashed = low
Rain (in per month)
IndianapolisNaperville
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| Indianapolis | Naperville | Indianapolis | Naperville | Indianapolis | Naperville | |
| Jan | 36°F(2°C) | 32°F(0°C) | 20°F(-6°C) | 16°F(-9°C) | 2.8 in(71 mm) | 1.8 in(46 mm) |
| Feb | 41°F(5°C) | 37°F(3°C) | 23°F(-5°C) | 19°F(-7°C) | 2.5 in(63 mm) | 1.7 in(43 mm) |
| Mar | 52°F(11°C) | 49°F(9°C) | 33°F(0°C) | 29°F(-1°C) | 3.4 in(86 mm) | 2.3 in(59 mm) |
| Apr | 65°F(18°C) | 61°F(16°C) | 43°F(6°C) | 38°F(4°C) | 4.2 in(106 mm) | 4.4 in(113 mm) |
| May | 75°F(24°C) | 73°F(23°C) | 54°F(12°C) | 49°F(9°C) | 4.6 in(116 mm) | 4.7 in(119 mm) |
| Jun | 83°F(29°C) | 82°F(28°C) | 63°F(17°C) | 58°F(15°C) | 4.1 in(104 mm) | 4.8 in(122 mm) |
| Jul | 87°F(30°C) | 85°F(30°C) | 66°F(19°C) | 63°F(17°C) | 4.2 in(107 mm) | 3.9 in(99 mm) |
| Aug | 86°F(30°C) | 83°F(28°C) | 64°F(18°C) | 62°F(17°C) | 3.1 in(80 mm) | 4.2 in(107 mm) |
| Sep | 80°F(27°C) | 77°F(25°C) | 56°F(13°C) | 54°F(12°C) | 3.0 in(76 mm) | 3.5 in(89 mm) |
| Oct | 68°F(20°C) | 64°F(18°C) | 45°F(7°C) | 42°F(6°C) | 2.9 in(74 mm) | 3.0 in(76 mm) |
| Nov | 53°F(12°C) | 49°F(10°C) | 34°F(1°C) | 31°F(0°C) | 3.4 in(87 mm) | 2.6 in(67 mm) |
| Dec | 41°F(5°C) | 37°F(3°C) | 25°F(-4°C) | 21°F(-6°C) | 3.1 in(79 mm) | 2.1 in(54 mm) |
1991–2020 averages, by calendar month.