Tri-Cities, TN

8:54 PM EST on December 11, 2017 (GMT -0500)
Tri-Cities Regional Tennessee / Virginia

Weather History for KTRI - December, 1998

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Week of December 27, 1998 through January 2, 1999

  Max Avg Min Sum
Temperature  
Max Temperature 45 °F 40 °F 33 °F
Mean Temperature 40 °F 33 °F 24 °F
Min Temperature 37 °F 26 °F 14 °F
Degree Days  
Heating Degree Days (base 65) 41 32 26 225
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 41 °F 26 °F 9 °F
Precipitation  
Precipitation 0.41 in 0.10 in 0.00 in 0.73 in
Snowdepth - - - -
Wind  
Wind 20 mph 4 mph 0 mph
Gust Wind 28 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.39 in 30.05 in 29.66 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Dec. 31, 1998 Rise Set
Actual Time 7:41 AM EST 5:24 PM EST
Civil Twilight 7:12 AM EST 5:52 PM EST
Nautical Twilight 6:40 AM EST 6:25 PM EST
Astronomical Twilight 6:09 AM EST 6:56 PM EST
Moon 4:23 PM EST (12/31) 5:51 AM EST (12/31)
Length of Visible Light 10h 40m
Length of Day
9h 42m
Waxing Gibbous, 97% of the Moon is Illuminated
Dec 31
Waxing Gibbous
Jan 1
Full
Jan 9
Last Quarter
Jan 17
New
Jan 24
First Quarter

Daily Weather History & Observations

1998 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
27 45 34 23 32 27 21 96 79 52 30.29 30.23 30.18 10 8 4 9 1 - 0.00  
28 43 38 34 39 35 32 100 90 74 30.20 30.04 29.93 10 7 2 6 2 - 0.03 Rain
29 42 40 37 41 38 35 100 96 89 29.88 29.77 29.66 10 4 1 17 4 23 0.15 Rain
30 36 28 21 33 18 9 89 67 47 30.14 29.97 29.71 10 9 4 20 13 28 0.00 Snow
31 33 26 19 25 22 17 96 87 70 30.22 30.13 30.07 10 5 0 8 1 - 0.14 Fog , Snow
1999 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 34 24 14 23 16 10 100 81 50 30.39 30.26 30.17 10 3 0 7 1 - 0.00 Fog
2 45 38 32 38 28 17 97 67 50 30.22 29.97 29.69 10 9 5 20 9 24 0.41 Rain