Helene is expected to bring life-threatening and catastrophic storm surge and damaging hurricane-force winds to Florida and inland across the Southeast. Catastrophic and life-threatening flash/urban flooding, including landslides, is expected across the southern Appalachians. Considerable to locally catastrophic flash flooding is likely for northwestern and northern Florida and the Southeast. Read More >
...Highlights of 2014...
Element | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
Average High | 35.2 | 36.2 | 47.6 | 56.0 | 67.1 | 75.2 | 86.4 | 77.3 | 73.2 | 61.3 | 40.5 | 32.7 | 57.4 |
Normal Average High (1981-2010) | 30.3 | 33.2 | 43.9 | 53.7 | 63.8 | 74.8 | 83.8 | 81.5 | 70.3 | 56.5 | 40.4 | 29.8 | 55.3 |
Average Low | 17.7 | 17.6 | 24.7 | 29.8 | 40.3 | 45.6 | 55.5 | 51.8 | 44.5 | 35.3 | 20.2 | 15.8 | 33.2 |
Normal Average Low | 12.5 | 14.8 | 23.1 | 29.4 | 37.7 | 46.4 | 54.0 | 52.2 | 42.7 | 32.3 | 21.2 | 12.5 | 31.7 |
Mean Temperature | 26.4 | 26.9 | 36.1 | 42.9 | 53.7 | 60.4 | 71.0 | 64.6 | 58.8 | 48.3 | 30.3 | 24.3 | 45.3 |
Normal Mean Temperature | 21.4 | 24.0 | 33.5 | 41.6 | 50.8 | 60.6 | 68.9 | 66.9 | 56.5 | 44.4 | 30.8 | 21.1 | 43.5 |
Departure from Normal | 5.0 | 2.9 | 2.6 | 1.3 | 2.9 | -0.2 | 2.1 | -2.3 | 2.3 | 3.9 | -0.5 | 3.2 | 1.8 |
Rank - Warmest to Coldest 67 years of record (P.O.R 1948-2014) |
7 | 18 | 8 | 19 | 8 | 32 | 11 | 48 | 17 | 14 | 35 | 22 | 4 |
Highest Daily Maximum | 45 | 51 | 61 | 71 | 85 | 87 | 94 | 88 | 84 | 72 | 64 | 49 | 94 |
Date of Occurrence | 11,25 | 16 | 10 | 18 | 28 | 25 | 23 | 11 | 3,18 | 25 | 1 | 12 | 7/23 |
Lowest Daily Minimum | -2 | -14 | 13 | 11 | 26 | 34 | 47 | 43 | 21 | 25 | -12 | -21 | -21 |
Date of Occurrence | 28 | 6 | 1 | 14 | 1,12 | 9,17 | 1,31 | 24 | 12 | 13,28 | 13 | 31 | 12/31 |
Number of Days with: | |||||||||||||
Maximum >= 90° | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 14 |
Maximum <= 32° | 12 | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 12 | 41 |
Minimum <= 32° | 31 | 26 | 31 | 19 | 8 | 0 | 0 | 0 | 2 | 10 | 23 | 30 | 180 |
Minimum <= 0° | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 3 | 12 |
Record Highs Set or Tied | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 | 0 | 5 |
Record Lows Set or Tied | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 3 | 0 | 6 |
Temperature Ranks and Records:
Daily Records:
Max:September: 84 on the 18th.
October: 68 on the 24th, 72 on the 25th.
November: 64 on the 1st (tie), 55 on the 28th.
Min:
Apil: 11 on the 14th
September: 27 on the 11th (tie), 21 on the 12th.
November: -4 on the 11th (tie), -11 on the 12th, -12 on the 13th.
Top Ten Warmest Years on Record | |||||||
Rank | Year | Average Temperature °F | |||||
1 | 2012 | 47.3 | |||||
2 | 2003 | 45.5 | |||||
3 | 1954 | 45.4 | |||||
4 | 2014 | 45.3 | |||||
5 | 1953, 1977 | 44.9 | |||||
7 | 1988 | 44.8 | |||||
8 | 1990 | 44.3 | |||||
9 | 1958, 1999 | 44.1 | |||||
Top Ten Coldest Years on Record | |||||||
Rank | Year | Average Temperature °F | |||||
1 | 1993 | 39.6 | |||||
2 | 1964 | 40.2 | |||||
3 | 1984 | 40.9 | |||||
4 | 1951 | 41.2 | |||||
6 | 1961, 1973 | 41.4 | |||||
7 | 1968 | 41.8 | |||||
8 | 1975 | 41.9 | |||||
9 | 2008 | 42.0 | |||||
10 | 1949, 1971 | 42.1 | |||||
46 | 2014 | 45.3 |
Element | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
Average Speed (MPH) | 17.3 | 17.2 | 14.9 | 13.9 | 12.2 | 11.7 | 10.0 | 9.2 | 9.6 | 10.2 | 15.7 | 5.0 | 12.8 |
Maximum 3-sec Gust | 56 | 61 | 58 | 54 | 54 | 52 | 60 | 58 | 46 | 55 | 60 | 59 | 61 |
Direction (tens of degrees) | 26 | 27 | 27 | 27 | 05 | 28 | 23 | 25 | 06 | 28 | 26 | 28 | 27 |
Date of Occurrence | 12 | 16 | 17 | 15 | 11 | 10 | 20 | 30 | 11 | 12 | 22 | 21 | 2/16 |
Element | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
Total (inches) | 0.07 | 0.08 | 0.43 | 0.24 | 0.49 | 0.29 | 0.36 | 0.52 | 1.20 | 0.32 | 0.13 | 0.11 | 4.24 |
Normal Precipitaton (1981-2010) | 0.45 | 0.48 | 0.68 | 0.91 | 1.21 | 0.79 | 0.64 | 0.62 | 0.92 | 0.87 | 0.49 | 0.50 | 8.56 |
Departure from Normal | -0.38 | -0.40 | -0.25 | -0.67 | -0.72 | -0.50 | -0.28 | -0.10 | 0.28 | -0.55 | -0.36 | -0.39 | -4.32 |
Percent of Normal | 16 | 17 | 63 | 26 | 40 | 37 | 56 | 84 | 130 | 37 | 27 | 22 | 50 |
Rank - Driest to Wettest |
8 | 18 | 18 | 10 | 16 | 16 | 22 | 32 | 52 | 34 | 10 | 6 | 2 |
Greatest 24-HR Total | 0.04 | 0.07 | 0.15 | 0.16 | 0.19 | 0.10 | 0.24 | 0.15 | 1.13 | 0.20 | 0.05 | 0.08 | 1.13 |
Dates of Occurrence | 12 | 7 | 6 | 1 | 29-30 | 8 | 29-30 | 6-7 | 27-28 | 12 | 22 | 25 | 9/27-28 |
Number of Days with: | |||||||||||||
Precipitation >= 0.01 | 3 | 3 | 8 | 3 | 11 | 4 | 4 | 10 | 5 | 2 | 5 | 3 | 61 |
Precipitation >= 0.10 | 0 | 0 | 2 | 1 | 2 | 1 | 2 | 2 | 2 | 2 | 0 | 0 | 14 |
Precipitation >= 1.00 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Daily Precipitaton Records Set or Tied | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 3 |
Precipitation Ranks and Records:
One Day Precipitation Records:
September: 0.81 on the 27th, 0.32 on the 28th.
November: 0.03 on the 10th.
Top Ten Driest Years on Record | |||||||
Rank | Year | Precpitation (inches) | |||||
1 | 2012 | 3.15 | |||||
2 | 2014 | 4.24 | |||||
3 | 1974 | 4.55 | |||||
4 | 1988 | 4.56 | |||||
5 | 2013 | 4.68 | |||||
6 | 2002 | 4.98 | |||||
7 | 1953 | 5.17 | |||||
8 | 1951 | 5.41 | |||||
9 | 1954 | 5.46 | |||||
10 | 2001 | 5.57 | |||||
Top Ten Wettest Years on Record | |||||||
Rank | Year | Precipitation (inches) | |||||
1 | 1965 | 14.57 | |||||
2 | 1973 | 14.43 | |||||
3 | 1978 | 13.40 | |||||
4 | 1971 | 12.91 | |||||
5 | 1957 | 12.67 | |||||
6 | 1991 | 12.13 | |||||
7 | 1993 | 11.89 | |||||
8 | 1995 | 11.87 | |||||
9 | 1963 | 11.74 | |||||
10 | 1996 | 11.10 | |||||
65 | 2014 | 4.24 |
Element | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
Snowfall (inches) | 1.0 | 1.3 | 2.4 | 1.0 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 4.2 | 7.3 | 17.4 |
Snowfall is from the Rock Springs COOP - RFSW4; Period of Record 2002-2014. 1981-2010 Normals are not available for this location. |
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