Weather History for San Juan, PR

Change the Weather History Date:

Wednesday, December 5, 2012

  Actual Average Record
Temperature  
Mean Temperature 80 °F 79 °F  
Max Temperature 86 °F 84 °F 90 °F (2012)
Min Temperature 75 °F 74 °F 67 °F (1962)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 July heating degree days 0 0  
Cooling Degree Days 16 14  
Month to date cooling degree days 61 70  
Year to date cooling degree days 5766 5502  
Growing Degree Days 30 (Base 50)    
Moisture  
Dew Point 70 °F    
Average Humidity 73    
Maximum Humidity 87    
Minimum Humidity 59    
Precipitation  
Precipitation 0.09 in 0.17 in 3.41 in (1915)
Month to date precipitation 1.90 0.87  
Year to date precipitation 51.80 52.20  
Sea Level Pressure  
Sea Level Pressure 29.95 in    
Wind  
Wind Speed 11 mph (ENE)    
Max Wind Speed 21 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events Rain    
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

Dec. 05, 2012 Rise Set
Actual Time 6:42 AM AST 5:47 PM AST
Civil Twilight 6:19 AM AST 6:10 PM AST
Nautical Twilight 5:51 AM AST 6:37 PM AST
Astronomical Twilight 5:25 AM AST 7:04 PM AST
Moon 11:51 PM AST (12/5) 11:40 AM AST (12/5)
Length of Visible Light 11h 51m
Length of Day
11h 04m
Waning Gibbous, 60% of the Moon is Illuminated
Dec 5
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 20
First Quarter
Dec 28
Full

Hourly Weather History & Observations

Time (AST) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 79.0 °F - 68.0 °F 69% 29.97 in 10.0 mi NE 12.7 mph 19.6 mph 0.00 in   Scattered Clouds
1:56 AM 78.1 °F - 68.0 °F 71% 29.96 in 10.0 mi East 11.5 mph - N/A   Scattered Clouds
2:56 AM 78.1 °F - 68.0 °F 71% 29.95 in 10.0 mi East 13.8 mph - N/A   Scattered Clouds
3:56 AM 78.1 °F - 68.0 °F 71% 29.94 in 10.0 mi East 5.8 mph - N/A   Scattered Clouds
4:56 AM 77.0 °F - 70.0 °F 79% 29.94 in 10.0 mi Variable 3.5 mph - 0.00 in   Mostly Cloudy
5:56 AM 79.0 °F - 66.9 °F 66% 29.94 in 10.0 mi NE 10.4 mph - N/A   Mostly Cloudy
6:56 AM 75.9 °F - 69.1 °F 79% 29.96 in 10.0 mi Calm Calm - 0.01 in Rain Light Rain
7:56 AM 75.9 °F - 70.0 °F 82% 29.98 in 10.0 mi Variable 4.6 mph - 0.04 in Rain Light Rain
8:56 AM 81.0 °F 84.1 °F 69.1 °F 67% 30.00 in 10.0 mi ENE 12.7 mph - 0.01 in   Mostly Cloudy
10:56 AM 84.0 °F 87.8 °F 69.1 °F 61% 29.99 in 10.0 mi ENE 16.1 mph 19.6 mph N/A   Scattered Clouds
11:56 AM 84.0 °F 87.0 °F 68.0 °F 58% 29.98 in 10.0 mi ENE 15.0 mph 23.0 mph N/A   Partly Cloudy
12:56 PM 84.9 °F 88.8 °F 69.1 °F 59% 29.95 in 10.0 mi ENE 17.3 mph - N/A   Partly Cloudy
1:56 PM 84.0 °F 87.0 °F 68.0 °F 58% 29.92 in 10.0 mi ENE 17.3 mph 24.2 mph N/A   Partly Cloudy
2:56 PM 82.9 °F 86.5 °F 69.1 °F 63% 29.91 in 10.0 mi East 16.1 mph - N/A   Scattered Clouds
3:56 PM 80.1 °F 83.6 °F 71.1 °F 74% 29.91 in 10.0 mi ENE 12.7 mph 21.9 mph 0.00 in   Scattered Clouds
4:56 PM 81.0 °F 84.1 °F 69.1 °F 67% 29.91 in 10.0 mi East 9.2 mph - N/A   Scattered Clouds
5:56 PM 79.0 °F - 72.0 °F 79% 29.91 in 7.0 mi ENE 5.8 mph - 0.00 in Rain Light Rain
6:56 PM 79.0 °F - 73.0 °F 82% 29.92 in 10.0 mi East 13.8 mph - 0.00 in   Scattered Clouds
7:56 PM 79.0 °F - 72.0 °F 79% 29.94 in 10.0 mi East 3.5 mph - N/A   Scattered Clouds
8:56 PM 79.0 °F - 72.0 °F 79% 29.95 in 10.0 mi ENE 11.5 mph - N/A   Scattered Clouds
9:56 PM 79.0 °F - 72.0 °F 79% 29.96 in 10.0 mi NE 11.5 mph 23.0 mph N/A   Mostly Cloudy
10:56 PM 75.9 °F - 72.0 °F 87% 29.95 in 10.0 mi ENE 10.4 mph 19.6 mph 0.02 in   Mostly Cloudy
11:56 PM 75.9 °F - 71.1 °F 85% 29.94 in 10.0 mi East 12.7 mph - 0.01 in   Scattered Clouds