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Almanac
Last Update: (September 24, 2018 6:00:00 AM (Mountain))
Today - Monday, September 24, 2018
  Current High Low
Temperature 61F (16C) ↓ 63 2:11 AM 58 2:52 AM
Temperature Normals1   76.0 41.0
Temperature Records2   89 1954 24 1995
Dew Point 42F (6C) ↓ 43 3:11 AM 33 2:09 AM
Humidity 50% ↑ 57% 3:11 AM 33% 2:09 AM
Wind Gust ENE 5 mph NE 17 4:02 AM WNW 0 12:00 AM
Wind Speed NE 3 mph ↓
Light air (1)
NE 11 4:04 AM NW 0 12:09 AM
Precipitation 0.00" (0.00 mm) 3
Last 24 hours 0.00"
0.00"4 12:00 AM 0.00"4 12:00 AM
Barometer 29.98" (1015.2 mb)
Rising
29.98" 5:53 AM 29.89" 1:07 AM
Wind Chill Gust 61F (16C) 63 2:11 AM 57 3:28 AM
Wind Chill Avg 61F (16C) 63 2:11 AM 58 2:52 AM
Heat Index 60F (16C) 63 2:11 AM 57 2:51 AM
1 30 year normals obtained from COOP station ID 055116.
2 Records prior 2006 from Longmont Daily Times-Call.
3 Daily total rainfall.
4 Maximum and minimum rainfall are the instantaneous rainfall rates.
Yesterday - Sunday, September 23, 2018
  Maximum Minimum Mean/Total
Temperature 86F 3:07 PM 48F 5:59 AM 66.9
Dew Point 46F 11:10 PM 23F 12:22 PM 35.7
Humidity 63% 5:52 AM 11% 12:22 PM 34.9%
Wind Gust SE 22 mph 3:22 PM SSW 0 mph 12:00 AM 3.0 179
Wind Speed SSE 13 mph 4:06 PM SSW 0 mph 12:06 AM  
Barometer 30.08" 7:31 AM 29.90" 11:56 PM 29.998
Wind Chill Gust 86F 3:07 PM 46F 6:06 AM 67.2
Wind Chill Avg 86F 3:07 PM 47F 5:58 AM  
Heat Index 82F 2:02 PM 48F 5:43 AM 65.2
Degree Days Heating (Base 65F): 0
Cooling (Base 65F): 2
 
Precipitation     0.00"
One Year Ago Today - September 24, 2017
  Maximum Minimum Mean/Total
Temperature 51F 12:58 PM 46F 12:35 AM 48.4
Dew Point 47F 12:56 PM 42F 12:35 AM 44.5
Humidity 89% 8:00 AM 82% 2:31 PM 87.0%
Wind Gust NE 13 mph 2:04 PM S 0 mph 12:06 AM 1.9 61
Wind Speed NE 8 mph 2:06 PM SSE 0 mph 12:36 AM  
Barometer 30.05" 11:29 PM 29.95" 5:22 AM 29.990
Wind Chill Gust 51F 12:56 PM 43F 11:56 PM 47.7
Wind Chill Avg 51F 12:56 PM 44F 11:57 PM  
Heat Index 50F 12:53 PM 46F 12:00 AM 47.7
Degree Days Heating (Base 65F): 16
Cooling (Base 65F): 0
 
Precipitation     0.07"
Month to Date
  Maximum Minimum Mean/Total
Temperature 93F on Sep 13 3:36 PM 45F on Sep 22 6:50 AM Mean 67.9
Dew Point 61F on Sep 20 11:57 AM 7F on Sep 13 3:44 PM Mean 45.7
Humidity 89% on Sep 7 1:33 AM 4% on Sep 13 3:44 PM Mean 51.7%
Wind Gust SSW 43 mph on Sep 11 3:47 PM NNW 0 mph on Sep 1 12:29 AM Mean 150 2.3
Wind Speed SSE 20 mph on Sep 15 9:24 PM NNW 0 mph on Sep 1 12:32 AM  
Barometer 30.37" on Sep 5 9:46 PM 29.83" on Sep 12 7:05 PM Mean 30.076"
Wind Chill Gust   44F on Sep 22 6:51 AM  
Wind Chill Avg   45F on Sep 22 6:49 AM Mean 67.5
Heat Index 88F on Sep 13 3:47 PM   Mean 66.0
Precipitation     Total 1.66"
# Days Temperature > 90F     5
# Days Temperature < 0F     0
Year to Date
  Maximum Minimum Mean/Total
Temperature 99F on Jun 28 4:27 PM -8F on Feb 20 5:32 AM Mean 55.2
Dew Point 69F on Jul 24 2:30 PM -14F on Feb 20 5:26 AM Mean 35.9
Humidity 90% on Apr 22 9:48 AM 4% on Apr 12 4:04 PM Mean 55.4%
Wind Gust SW 47 mph on Apr 17 1:51 PM ESE 0 mph on Jan 1 12:05 AM Mean 45 3.2
Wind Speed NNW 32 mph on Feb 5 6:53 AM SE 0 mph on Jan 1 5:31 AM  
Barometer 30.49" on Jan 15 10:42 PM 29.40" on Apr 12 4:48 PM Mean 30.040"
Wind Chill Gust   -18F on Feb 20 6:27 AM  
Wind Chill Avg   -15F on Feb 21 4:54 AM Mean 53.5
Heat Index 95F on Jun 28 2:53 PM   Mean 53.6
Precipitation     Total 10.44"
# Days Temperature > 90F     37
# Days Temperature < 0F     4
Station Records
  Maximum Minimum
Temperature 103F on Jun 25, 2012 3:27 PM -19F on Dec 15, 2008 7:02 AM
Dew Point 70F on Jul 25, 2008 3:47 PM -79F on Dec 5, 2013 7:44 AM
Humidity 96% on Jan 29, 2010 12:03 PM 0% on Mar 26, 2012 2:52 PM
Wind Gust N 69 mph on Feb 16, 2007 3:30 PM SSW 0 mph on Oct 1, 2006 12:11 AM
Wind Speed NNW 45 mph on Feb 16, 2007 3:33 PM SSE 0 mph on Oct 1, 2006 2:36 AM
Barometer 30.68" on Jan 7, 2015 9:06 AM 29.15" on May 21, 2008 6:18 PM
Wind Chill Gust   -44F on Dec 29, 2007 12:46 AM
Wind Chill Avg   -32F on Dec 29, 2007 12:47 AM
Heat Index 99F on Aug 13, 2007 10:40 AM  
Records begin 10/01/06.
Extremes are the first of multiple occurrences.
Personal Weather Station data generated by WxSolution Version 1.9.0.4, Build 2017.01.01.