Indiana, Average Temperature, February-May Degrees Fahrenheit 1901-1992 -99 189505 42.7 -2.4 189605 47.6 2.5 189705 44.6 -0.5 189805 46.2 1.1 189905 43.0 -2.1 190005 43.4 -1.7 190105 41.9 -3.2 190205 44.2 -0.9 190305 47.2 2.1 190405 41.9 -3.2 190505 43.9 -1.2 190605 43.1 -2.0 190705 42.8 -2.3 190805 45.9 0.8 190905 44.8 -0.3 191005 45.4 0.3 191105 46.8 1.7 191205 41.8 -3.3 191305 43.7 -1.4 191405 42.6 -2.5 191505 45.8 0.7 191605 43.5 -1.6 191705 42.1 -3.0 191805 47.3 2.2 191905 45.5 0.4 192005 43.4 -1.7 192105 50.2 5.1 192205 48.0 2.9 192305 42.4 -2.7 192405 42.1 -3.0 192505 47.7 2.6 192605 43.0 -2.1 192705 47.6 2.5 192805 43.6 -1.5 192905 45.3 0.2 193005 48.0 2.9 193105 45.0 -0.1 193205 45.4 0.3 193305 45.5 0.4 193405 43.4 -1.7 193505 45.6 0.5 193605 43.6 -1.5 193705 44.0 -1.1 193805 49.4 4.3 193905 45.7 0.6 194005 42.7 -2.4 194105 45.1 0.0 194205 46.3 1.2 194305 44.3 -0.8 194405 46.3 1.2 194505 47.5 2.4 194605 48.8 3.7 194705 40.8 -4.3 194805 46.2 1.1 194905 46.5 1.4 195005 43.5 -1.6 195105 44.6 -0.5 195205 46.0 0.9 195305 46.7 1.6 195405 47.1 2.0 195505 47.6 2.5 195605 45.5 0.4 195705 47.1 2.0 195805 42.6 -2.5 195905 46.5 1.4 196005 41.5 -3.6 196105 44.7 -0.4 196205 45.9 0.8 196305 44.0 -1.1 196405 46.4 1.3 196505 44.9 -0.2 196605 43.8 -1.3 196705 44.1 -1.0 196805 44.2 -0.9 196905 44.7 -0.4 197005 45.1 0.0 197105 43.0 -2.1 197205 44.7 -0.4 197305 46.5 1.4 197405 46.4 1.3 197505 44.7 -0.4 197605 48.7 3.6 197705 49.1 4.0 197805 39.8 -5.3 197905 41.8 -3.3 198005 42.2 -2.9 198105 45.9 0.8 198205 44.4 -0.7 198305 45.0 -0.1 198405 43.8 -1.3 198505 47.1 2.0 198605 47.3 2.2 198705 48.8 3.7 198805 45.2 0.1 198905 43.8 -1.3 199005 47.5 2.4 199105 50.1 5.0 199205 47.0 1.9