Aurora, Illinois vs Bay City, Michigan Climate
94%matchAurora vs Bay City: a 94% climate match. Compared with Aurora, Bay City has the same winter lows and less rain in summer.
Aurora gets 40 in (1005 mm) of rain a year and Bay City 31 in (777 mm). July is the warmest month in both, with highs of 85°F (30°C) in Aurora and 83°F (28°C) in Bay City.
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
AuroraBay Citysolid = high, dashed = low
Rain (in per month)
AuroraBay City
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| Aurora | Bay City | Aurora | Bay City | Aurora | Bay City | |
| Jan | 32°F(0°C) | 30°F(-1°C) | 15°F(-9°C) | 16°F(-9°C) | 1.8 in(46 mm) | 1.6 in(41 mm) |
| Feb | 37°F(3°C) | 32°F(0°C) | 19°F(-7°C) | 17°F(-8°C) | 1.7 in(42 mm) | 1.4 in(35 mm) |
| Mar | 48°F(9°C) | 42°F(6°C) | 29°F(-2°C) | 26°F(-3°C) | 2.3 in(58 mm) | 2.0 in(50 mm) |
| Apr | 61°F(16°C) | 55°F(13°C) | 38°F(4°C) | 36°F(2°C) | 4.5 in(114 mm) | 3.1 in(78 mm) |
| May | 73°F(23°C) | 68°F(20°C) | 49°F(10°C) | 47°F(8°C) | 4.8 in(123 mm) | 3.4 in(86 mm) |
| Jun | 82°F(28°C) | 78°F(26°C) | 59°F(15°C) | 57°F(14°C) | 5.0 in(126 mm) | 3.2 in(82 mm) |
| Jul | 85°F(30°C) | 83°F(28°C) | 63°F(17°C) | 61°F(16°C) | 4.0 in(101 mm) | 2.5 in(63 mm) |
| Aug | 83°F(28°C) | 80°F(27°C) | 62°F(17°C) | 59°F(15°C) | 4.2 in(106 mm) | 2.9 in(74 mm) |
| Sep | 77°F(25°C) | 74°F(23°C) | 54°F(12°C) | 52°F(11°C) | 3.6 in(92 mm) | 3.3 in(85 mm) |
| Oct | 64°F(18°C) | 61°F(16°C) | 42°F(6°C) | 41°F(5°C) | 3.0 in(76 mm) | 2.9 in(74 mm) |
| Nov | 49°F(9°C) | 47°F(8°C) | 31°F(0°C) | 31°F(0°C) | 2.6 in(67 mm) | 2.4 in(61 mm) |
| Dec | 36°F(2°C) | 35°F(2°C) | 21°F(-6°C) | 22°F(-5°C) | 2.1 in(54 mm) | 1.9 in(48 mm) |
1991–2020 averages, by calendar month.