| May 4 | ||||||
| Climate Data Since 1898 | ||||||
| Year | Year | |||||
| Normal Maximum Temperature | 62 | Normal Maximum Dew | 47 | |||
| Average Maximum Temperature | 62.1 | Average Maximum Dew | 45.3 | |||
| High Maximum Temperature | 87 | 2001 | High Maximum Dew | 59 | 1998 | |
| Low Maximum Temperature | 50 | 1987 | Low Maximum Dew | 23 | 1986 | |
| Normal Minimum Temperature | 45 | Normal Minimum Dew | 34 | |||
| Average Minimum Temperature | 44.1 | Average Minimum Dew | 34.1 | |||
| Low Minimum Temperature | 33 | 1964 | Low Minimum Dew | 15 | 1986 | |
| High Minimum Temperature | 58 | 2001 | High Minimum Dew | 50 | 2006 | |
| Normal Mean Temperature | 53 | Normal Mean Dew | 41 | |||
| Average Mean Temperature | 53.1 | Average Mean Dew | 39.7 | |||
| High Mean Temperature | 73 | 2001 | High Mean Dew | 53 | 1998 | |
| Low Mean Temperature | 42 | 1911 | Low Mean Dew | 19 | 1986 | |
| Average Midnight Temperature | 48.0 | |||||
| High Midnight Temperature | 66 | 2001 | High Maximum Humidty | 100% | ||
| Low Midnight Temperature | 39 | 1986 | Low Maximum Humidity | 54% | 1967 | |
| Low Minimum Humidity | 16% | 1980 | ||||
| Temperature Departure | +0.8 | High Minimum Humidity | 92% | 1999 | ||
| High Departure | +20 | 2001 | Average Mean Humidity | 65.7% | ||
| Low Departure | -10 | 1911 | High Mean Humidity | 96% | 1999 | |
| Total Departure | +92 | Low Mean Humidity | 40% | 1952 | ||
| Normal Heating Degrees | 12 | Average Wind | 7.14 | |||
| Average Heating Degrees | 12.2 | Average Direction | W | |||
| High Heating Degrees | 23 | 1911 | High Wind | 15.2 | 1981 | |
| Low Heating Degrees | 0 | Low Wind | 2.7 | 1996 | ||
| Normal Cooling Deg | 0 | Average Gust | 24.0 | |||
| Average Cooling Deg | 0.1 | Average Direction | SSE | |||
| High Cooling Degrees | 8 | 2001 | High Gust | 46 | 1981 | |
| Low Cooling Degrees | 0 | Low Gust | 13 | 1970 | ||
| Normal Liquid | .12 | Average Wind Chill | ||||
| Average Liquid | .12 | Low Wind Chill | ||||
| Liquid % | 36% | |||||
| High Liquid - Day | 2.12 | 1972 | % Of Sunshine | 55.9% | ||
| High Liquid - Hour | .42 | 1987 | Clear Days | 8 | ||
| Partly Cloudy Days | 25 | |||||
| Normal Snow | Cloudy Days | 26 | ||||
| Average Snow | ||||||
| Snow% | Days w/Fog | 25 | ||||
| High Snow - Day | Days w/Heavy Fog | 2 | ||||
| High Snow Depth | Days w/Haze | 6 | ||||
| Days w/Thunder | 3 | |||||
| Average Maximum Barometer | 30.05 | Days w/Ice Pellets | ||||
| High Maximum Barometer | 30.55 | 1990 | Days w/Glaze | |||
| Low Maximum Barometer | 29.61 | 1983 | ||||
| Average Low Barometer | 29.81 | Sun Rise | 5:37 AM | |||
| Low Minimum Barometer | 29.12 | 1984 | Sun Set | 7:47 PM | ||
| High Minimum Barometer | 30.29 | 1993 | ||||
| Average Mean Barometer | 29.93 | |||||
| High Mean Barometer | 30.36 | 1993 | ||||
| Low Mean Barometer | 29.39 | 1984 | ||||
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| Updated: | Monday, May 5, 2008 | |||||