Weather History for Westminster, MD

Change the Weather History Date:

Tuesday, September 4, 2012

  Actual Average (KTHV) Record (KTHV)
Temperature  
Mean Temperature 79 °F -  
Max Temperature 87 °F 0 °F 90 °F (2008)
Min Temperature 71 °F - 44 °F (1997)
Cooling Degree Days 14    
Growing Degree Days 29 (Base 50)    
Moisture  
Dew Point 71 °F    
Average Humidity 81    
Maximum Humidity 94    
Minimum Humidity 58    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.97 in    
Wind  
Wind Speed 7 mph (South)    
Max Wind Speed 22 mph    
Max Gust Speed 30 mph    
Visibility 9 miles    
Events Rain , Thunderstorm    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Sep. 04, 2012 Rise Set
Actual Time 6:39 AM EDT 7:33 PM EDT
Civil Twilight 6:11 AM EDT 8:00 PM EDT
Nautical Twilight 5:39 AM EDT 8:33 PM EDT
Astronomical Twilight 5:05 AM EDT 9:07 PM EDT
Moon 9:26 PM EDT (9/4) 10:43 AM EDT (9/4)
Length of Visible Light 13h 49m
Length of Day
12h 54m
Waning Gibbous, 84% of the Moon is Illuminated
Sep 4
Waning Gibbous
Sep 8
Last Quarter
Sep 15
New
Sep 22
First Quarter
Sep 29
Full

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:10 AM 75.2 °F - 71.6 °F 89% 30.06 in 10.0 mi SE 3.5 mph - N/A   Overcast
12:31 AM 75.2 °F - 71.6 °F 89% 30.05 in 7.0 mi SE 5.8 mph - N/A   Overcast
12:52 AM 75.2 °F - 71.6 °F 89% 30.06 in 7.0 mi SE 5.8 mph - N/A   Overcast
1:13 AM 75.2 °F - 71.6 °F 89% 30.05 in 7.0 mi SSE 5.8 mph - N/A   Overcast
1:34 AM 75.2 °F - 71.6 °F 89% 30.04 in 10.0 mi SSE 6.9 mph 16.1 mph N/A Thunderstorm Overcast
1:55 AM 75.2 °F - 71.6 °F 89% 30.03 in 10.0 mi SE 6.9 mph - N/A   Overcast
2:19 AM 75.2 °F - 71.6 °F 89% 30.03 in 10.0 mi South 6.9 mph - N/A   Overcast
2:40 AM 75.2 °F - 71.6 °F 89% 30.03 in 10.0 mi South 5.8 mph - N/A Thunderstorm Overcast
3:01 AM 73.4 °F - 69.8 °F 88% 30.04 in 7.0 mi SSW 21.9 mph 29.9 mph N/A Rain Light Rain
3:22 AM 71.6 °F - 68.0 °F 88% 30.03 in 3.0 mi South 4.6 mph - N/A Rain , Thunderstorm Rain
3:43 AM 71.6 °F - 68.0 °F 88% 30.02 in 5.0 mi Calm Calm - N/A Rain Rain
4:04 AM 71.6 °F - 68.0 °F 88% 30.02 in 7.0 mi Calm Calm - N/A Rain Light Rain
4:25 AM 71.6 °F - 68.0 °F 88% 30.02 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:46 AM 71.6 °F - 69.8 °F 94% 30.02 in 10.0 mi Calm Calm - N/A Rain Light Rain
5:52 AM 71.6 °F - 69.8 °F 94% 30.02 in 10.0 mi SE 8.1 mph - N/A   Mostly Cloudy
6:13 AM 71.6 °F - 69.8 °F 94% 30.02 in 7.0 mi SE 5.8 mph - N/A   Mostly Cloudy
6:34 AM 71.6 °F - 69.8 °F 94% 30.02 in 5.0 mi SSE 4.6 mph - N/A   Mostly Cloudy
6:55 AM 71.6 °F - 69.8 °F 94% 30.02 in 4.0 mi SE 3.5 mph - N/A   Mostly Cloudy
7:16 AM 71.6 °F - 69.8 °F 94% 30.03 in 4.0 mi Calm Calm - N/A   Mostly Cloudy
7:37 AM 71.6 °F - 69.8 °F 94% 30.02 in 10.0 mi SSE 4.6 mph - N/A   Scattered Clouds
7:58 AM 71.6 °F - 69.8 °F 94% 30.03 in 10.0 mi South 5.8 mph - N/A   Clear
8:19 AM 73.4 °F - 69.8 °F 88% 30.03 in 10.0 mi South 4.6 mph - N/A   Scattered Clouds
8:40 AM 73.4 °F - 69.8 °F 88% 30.03 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
9:01 AM 75.2 °F - 71.6 °F 89% 30.03 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
9:46 AM 75.2 °F - 71.6 °F 89% 30.02 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
10:07 AM 78.8 °F - 71.6 °F 78% 30.02 in 10.0 mi South 8.1 mph - N/A   Scattered Clouds
10:28 AM 77.0 °F - 71.6 °F 83% 30.02 in 10.0 mi South 5.8 mph - N/A   Scattered Clouds
10:49 AM 78.8 °F - 73.4 °F 83% 30.02 in 10.0 mi South 5.8 mph - N/A   Scattered Clouds
11:10 AM 80.6 °F 85.4 °F 73.4 °F 79% 30.02 in 10.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
11:31 AM 80.6 °F 85.4 °F 73.4 °F 79% 30.01 in 10.0 mi South 5.8 mph - N/A   Scattered Clouds
11:52 AM 80.6 °F 85.4 °F 73.4 °F 79% 30.01 in 10.0 mi South 8.1 mph - N/A   Scattered Clouds
12:13 PM 82.4 °F 88.2 °F 73.4 °F 74% 30.00 in 10.0 mi South 8.1 mph - N/A   Scattered Clouds
12:55 PM 84.2 °F 89.6 °F 71.6 °F 66% 29.97 in 10.0 mi South 9.2 mph - N/A   Scattered Clouds
1:16 PM 86.0 °F 91.8 °F 71.6 °F 62% 29.96 in 10.0 mi SSW 9.2 mph - N/A   Scattered Clouds
1:40 PM 84.2 °F 89.6 °F 71.6 °F 66% 29.96 in 10.0 mi SSW 11.5 mph 19.6 mph N/A   Scattered Clouds
2:01 PM 84.2 °F 89.6 °F 71.6 °F 66% 29.95 in 10.0 mi SSW 10.4 mph - N/A   Mostly Cloudy
2:22 PM 86.0 °F 91.8 °F 71.6 °F 62% 29.94 in 10.0 mi South 11.5 mph 16.1 mph N/A   Mostly Cloudy
2:43 PM 87.8 °F 93.8 °F 71.6 °F 58% 29.93 in 10.0 mi South 11.5 mph - N/A   Scattered Clouds
3:22 PM 84.2 °F 89.6 °F 71.6 °F 66% 29.92 in 10.0 mi South 9.2 mph - N/A   Mostly Cloudy
3:46 PM 86.0 °F 91.8 °F 71.6 °F 62% 29.91 in 10.0 mi South 9.2 mph 17.3 mph N/A   Mostly Cloudy
4:07 PM 84.2 °F 89.6 °F 71.6 °F 66% 29.91 in 10.0 mi South 6.9 mph - N/A   Scattered Clouds
4:28 PM 82.4 °F 87.2 °F 71.6 °F 70% 29.91 in 10.0 mi South 10.4 mph 17.3 mph N/A   Scattered Clouds
4:49 PM 82.4 °F 87.2 °F 71.6 °F 70% 29.91 in 10.0 mi SSW 8.1 mph - N/A   Scattered Clouds
5:10 PM 82.4 °F 87.2 °F 71.6 °F 70% 29.91 in 10.0 mi SSW 6.9 mph - N/A   Scattered Clouds
5:55 PM 82.4 °F 87.2 °F 71.6 °F 70% 29.90 in 10.0 mi South 8.1 mph - N/A   Clear
6:16 PM 82.4 °F 87.2 °F 71.6 °F 70% 29.90 in 10.0 mi South 9.2 mph - N/A   Clear
6:37 PM 82.4 °F 87.2 °F 71.6 °F 70% 29.90 in 10.0 mi South 10.4 mph - N/A   Scattered Clouds
6:58 PM 82.4 °F 87.2 °F 71.6 °F 70% 29.90 in 10.0 mi SW 8.1 mph - N/A   Clear
7:19 PM 80.6 °F 85.4 °F 73.4 °F 79% 29.89 in 10.0 mi SW 10.4 mph - N/A   Clear
7:40 PM 80.6 °F 85.4 °F 73.4 °F 79% 29.90 in 10.0 mi South 6.9 mph - N/A   Scattered Clouds
8:01 PM 80.6 °F 85.4 °F 73.4 °F 79% 29.89 in 10.0 mi South 8.1 mph - N/A   Overcast
8:22 PM 78.8 °F - 73.4 °F 83% 29.90 in 10.0 mi South 8.1 mph - N/A   Mostly Cloudy
9:04 PM 78.8 °F - 73.4 °F 83% 29.90 in 10.0 mi SSW 9.2 mph 16.1 mph N/A   Mostly Cloudy
9:25 PM 78.8 °F - 71.6 °F 78% 29.90 in 10.0 mi SSW 10.4 mph - N/A   Scattered Clouds
9:46 PM 78.8 °F - 71.6 °F 78% 29.91 in 10.0 mi SSW 9.2 mph - N/A   Scattered Clouds
10:10 PM 78.8 °F - 73.4 °F 83% 29.90 in 10.0 mi South 12.7 mph - N/A   Clear
10:31 PM 78.8 °F - 73.4 °F 83% 29.90 in 10.0 mi SSW 12.7 mph 18.4 mph N/A   Scattered Clouds
10:52 PM 78.8 °F - 73.4 °F 83% 29.89 in 10.0 mi SSW 12.7 mph 17.3 mph N/A   Clear
11:13 PM 78.8 °F - 73.4 °F 83% 29.89 in 10.0 mi SSW 10.4 mph 20.7 mph N/A   Scattered Clouds
11:34 PM 78.8 °F - 71.6 °F 78% 29.88 in 10.0 mi SSW 11.5 mph 17.3 mph N/A   Scattered Clouds