Almanac
Last Update: (September 3, 2010 8:45:00 AM (Mountain))

  Today - Friday, September 3, 2010
  Current High Low
Temperature 54°F (12°C) ↑ 54° 8:44 AM 44° 7:02 AM
Temperature Normals1   82.0° 49.0°
Temperature Records2   100° 1995 36° 1952
Dew Point 43°F (6°C) ↑ 43° 8:37 AM 37° 12:01 AM
Humidity 66% ↓ 86% 5:35 AM 59% 12:00 AM
Wind Gust NE 5 mph NNW 7 8:08 AM WNW 0 12:00 AM
Wind Speed NNE 1 mph ↑
Light air (1)
NNW 5 8:28 AM WNW 0 12:03 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 30.31" (1026.3 mb)
Falling
30.35" 12:18 AM 30.30" 8:40 AM
Wind Chill Gust 52°F (11°C) 52° 8:44 AM 41° 5:46 AM
Wind Chill Avg 52°F (11°C) 52° 8:44 AM 42° 7:02 AM
Heat Index 53°F (12°C) 53° 8:40 AM 43° 6:49 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 - Thursday, September 2, 2010
  Maximum Minimum Mean/Total
Temperature 72°F 3:39 PM 50°F 11:16 PM 60.8°
Dew Point 48°F 1:51 PM 36°F 9:19 PM 41.3°
Humidity 72% 4:59 AM 29% 5:44 PM 49.8%
Wind Gust NW 19 mph 11:46 AM WNW 0 mph 12:00 AM 2.1 39°
Wind Speed NNW 11 mph 11:48 AM WNW 0 mph 12:00 AM  
Barometer 30.35" 11:39 PM 29.96" 12:02 AM 30.198
Wind Chill Gust 70°F 3:39 PM 46°F 11:27 PM 59.2°
Wind Chill Avg 70°F 3:39 PM 48°F 11:31 PM  
Heat Index 69°F 1:51 PM 49°F 11:16 PM 60.1°
Degree Days Heating (Base 65°F): 4
Cooling (Base 65°F): 0
 
Precipitation     0.00"

 
  One Year Ago Today - September 3, 2009
  Maximum Minimum Mean/Total
Temperature 84°F 1:58 PM 51°F 4:42 AM 67.5°
Dew Point 55°F 9:08 AM 34°F 4:16 PM 46.5°
Humidity 80% 3:58 AM 17% 4:16 PM 51.8%
Wind Gust NE 17 mph 1:09 PM S 0 mph 12:57 AM 2.0 9°
Wind Speed E 11 mph 4:00 PM SSW 0 mph 1:17 AM  
Barometer 30.18" 9:37 AM 30.05" 3:58 PM 30.134
Wind Chill Gust 84°F 1:58 PM 51°F 6:36 AM 67.4°
Wind Chill Avg 84°F 1:58 PM 51°F 4:42 AM  
Heat Index 81°F 12:59 PM 51°F 4:42 AM 66.4°
Degree Days Heating (Base 65°F): 0
Cooling (Base 65°F): 3
 
Precipitation     0.00"

 
  Month to Date
  Maximum Minimum Mean/Total
Temperature 86°F on Sep 1 2:46 PM 44°F on Sep 3 7:02 AM Mean 59.2°
Dew Point 53°F on Sep 1 11:32 AM 24°F on Sep 1 2:32 PM Mean 41.9°
Humidity 86% on Sep 3 5:35 AM 11% on Sep 1 2:32 PM Mean 48.4%
Wind Gust NW 19 mph on Sep 2 11:46 AM N 0 mph on Sep 1 12:00 AM Mean 48° 1.6
Wind Speed NNW 11 mph on Sep 2 11:48 AM N 0 mph on Sep 1 12:11 AM  
Barometer 30.35" on Sep 3 12:18 AM 29.89" on Sep 1 5:29 PM Mean 30.090"
Wind Chill Gust   41°F on Sep 3 5:46 AM  
Wind Chill Avg   42°F on Sep 3 7:02 AM Mean 62.3°
Heat Index 83°F on Sep 1 4:20 PM   Mean 62.6°
Precipitation     Total 0.00"
# Days Temperature > 90°F     0
# Days Temperature < 0°F     0

 
  Year to Date
  Maximum Minimum Mean/Total
Temperature 99°F on Jul 17 2:24 PM -16°F on Jan 7 7:15 AM Mean 53.6°
Dew Point 67°F on Jul 20 4:39 PM -23°F on Jan 7 7:15 AM Mean 36.7°
Humidity 96% on Jan 29 12:03 PM 6% on Aug 26 2:03 PM Mean 59.1%
Wind Gust SW 48 mph on May 25 4:27 PM WNW 0 mph on Jan 1 12:00 AM Mean 23° 2.8
Wind Speed SSW 34 mph on May 24 3:44 PM SW 0 mph on Jan 1 12:06 AM  
Barometer 30.42" on Aug 24 8:33 AM 29.26" on Jan 22 1:12 PM Mean 29.980"
Wind Chill Gust   -22°F on Jan 8 5:28 AM  
Wind Chill Avg   -17°F on Jan 8 5:29 AM Mean 51.3°
Heat Index 95°F on Jul 17 1:20 PM   Mean 52.2°
Precipitation     Total 10.97"
# Days Temperature > 90°F     33
# Days Temperature < 0°F     3

 
  Station Records
  Maximum Minimum
Temperature 102°F on Aug 1, 2008 3:03 PM -19°F on Dec 15, 2008 7:02 AM
Dew Point 70°F on Jul 25, 2008 3:47 PM -23°F on Dec 15, 2008 7:02 AM
Humidity 96% on Jan 29, 2010 12:03 PM 4% on Oct 1, 2006 2:19 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 30.63" on Oct 26, 2008 7:46 PM 29.15" on May 21, 2008 6:18 PM
Wind Chill Gust   -44°F on Dec 29, 2007 12:46 AM
Wind Chill Avg   -44°F on Dec 29, 2007 12:47 AM
Heat Index 99°F 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 1.8.5, Build 2009.09.10.