October weather in Round Lake Heights, IL
The average temperature in Round Lake Heights in October is 51.7°F (43.1°F–60.4°F). Average precipitation: 3.04 inches.
October is a fall month in Round Lake Heights, and is warmer than the annual average of 48.6°F. Daily temperatures swing about 17.3°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 10h 49m. For travel, October is a comfortable month to visit.
Avg High
60.4°F
Avg Low
43.1°F
Precipitation
3.04 in
Snow
0.1 in
October records in Round Lake Heights
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 81.0°F (2002) | 33.1°F (2003) | 0.50 in (2002) |
| October 2 | 81.0°F (2005) | 28.9°F (2003) | 1.02 in (2002) |
| October 3 | 82.9°F (2005) | 30.9°F (1987) | 0.77 in (2000) |
| October 4 | 84.9°F (2005) | 30.0°F (1989) | 2.81 in (1991) |
| October 5 | 84.9°F (1997) | 30.0°F (2004) | 0.72 in (1998) |
| October 6 | 82.0°F (1997) | 30.9°F (2001) | 1.20 in (1995) |
| October 7 | 82.9°F (1997) | 28.0°F (2001) | 0.64 in (1990) |
| October 8 | 81.0°F (1997) | 28.9°F (1987) | 0.70 in (1994) |
| October 9 | 73.0°F (1997) | 28.9°F (2000) | 0.50 in (1990) |
| October 10 | 75.9°F (1999) | 28.9°F (1993) | 0.37 in (2001) |
| October 11 | 75.9°F (1989) | 28.0°F (1987) | 0.05 in (2003) |
| October 12 | 81.0°F (1995) | 28.9°F (1988) | 0.57 in (2001) |
| October 13 | 80.1°F (1995) | 27.0°F (1988) | 1.59 in (2001) |
| October 14 | 79.0°F (1989) | 35.1°F (1999) | 0.58 in (2003) |
| October 15 | 82.0°F (1989) | 30.9°F (1997) | 0.32 in (2004) |
| October 16 | 77.0°F (1998) | 28.9°F (1992) | 0.49 in (1996) |
| October 17 | 77.0°F (1990) | 27.0°F (1992) | 2.38 in (1998) |
| October 18 | 70.0°F (2005) | 26.1°F (1992) | 0.28 in (1991) |
| October 19 | 75.0°F (1995) | 23.0°F (1992) | 0.95 in (1995) |
| October 20 | 81.0°F (2003) | 28.9°F (2002) | 0.38 in (1995) |
| October 21 | 69.1°F (1994) | 32.0°F (1987) | 0.07 in (1995) |
| October 22 | 73.9°F (1991) | 30.9°F (1990) | 0.88 in (2001) |
| October 23 | 75.0°F (1991) | 28.0°F (1987) | 0.90 in (2004) |
| October 24 | 73.9°F (1989) | 26.1°F (1999) | 1.92 in (2001) |
| October 25 | 75.0°F (1989) | 28.0°F (1988) | 0.43 in (1986) |
| October 26 | 73.9°F (1989) | 28.9°F (1988) | 0.81 in (1991) |
| October 27 | 73.9°F (1989) | 28.0°F (1997) | 0.54 in (1995) |
| October 28 | 75.0°F (1999) | 24.1°F (1987) | 0.36 in (1991) |
| October 29 | 73.9°F (1999) | 24.1°F (1988) | 1.61 in (1996) |
| October 30 | 73.0°F (1989) | 19.9°F (1988) | 0.21 in (1995) |
| October 31 | 69.1°F (2000) | 25.0°F (1996) | 1.15 in (1994) |