Napa County, CA

10:46 PM PDT on August 20, 2017 (GMT -0700)
Napa County

Weather History for KAPC - April, 2013

Change the Weather History Date:

Monday, April 15, 2013

  Actual Average Record
Temperature  
Mean Temperature 53 °F 55 °F  
Max Temperature 63 °F 68 °F 82 °F (1999)
Min Temperature 42 °F 41 °F 30 °F (1921)
Degree Days  
Heating Degree Days 12    
Month to date heating degree days 110  
Since 1 July heating degree days 2675  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 40 °F    
Average Humidity 65    
Maximum Humidity 93    
Minimum Humidity 36    
Precipitation  
Precipitation 0.00 in - 1.50 in (1978)
Month to date precipitation 0.71  
Year to date precipitation 1.70  
Since 1 July precipitation 9.49  
Sea Level Pressure  
Sea Level Pressure 29.86 in    
Wind  
Wind Speed 14 mph (West)    
Max Wind Speed 31 mph    
Max Gust Speed 39 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport or City:

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

Apr. 15, 2013 Rise Set
Actual Time 6:32 AM PDT 7:45 PM PDT
Civil Twilight 6:05 AM PDT 8:13 PM PDT
Nautical Twilight 5:33 AM PDT 8:45 PM PDT
Astronomical Twilight 4:59 AM PDT 9:19 PM PDT
Moon 10:06 AM PDT (4/15) No Moon Set
Length of Visible Light 14h 07m
Length of Day
13h 12m
Waxing Crescent, 25% of the Moon is Illuminated
Apr 15
Waxing Crescent
Apr 18
First Quarter
Apr 25
Full
May 2
Last Quarter
May 9
New

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 48.0 °F - 44.1 °F 86% 29.85 in 10.0 mi West 12.7 mph - N/A   Clear
1:37 AM 46.4 °F 39.8 °F 44.6 °F 93% 29.87 in 10.0 mi West 16.1 mph - N/A   Partly Cloudy
1:54 AM 46.0 °F 39.6 °F 44.1 °F 93% 29.83 in 10.0 mi West 15.0 mph - N/A   Partly Cloudy
2:54 AM 46.0 °F 40.2 °F 43.0 °F 89% 29.84 in 10.0 mi West 12.7 mph - N/A   Clear
3:54 AM 45.0 °F 39.7 °F 42.1 °F 90% 29.84 in 10.0 mi West 10.4 mph - N/A   Clear
4:54 AM 44.1 °F 40.1 °F 41.0 °F 89% 29.85 in 10.0 mi West 6.9 mph - N/A   Clear
5:54 AM 43.0 °F 40.3 °F 39.9 °F 89% 29.85 in 10.0 mi West 4.6 mph - N/A   Clear
6:54 AM 42.1 °F 38.4 °F 39.9 °F 92% 29.87 in 10.0 mi West 5.8 mph - N/A   Clear
7:54 AM 46.0 °F 43.1 °F 42.1 °F 86% 29.89 in 10.0 mi West 5.8 mph - N/A   Clear
8:54 AM 50.0 °F - 41.0 °F 71% 29.88 in 10.0 mi North 3.5 mph - N/A   Clear
9:54 AM 54.0 °F - 41.0 °F 62% 29.88 in 10.0 mi West 8.1 mph - N/A   Clear
10:54 AM 57.0 °F - 39.9 °F 53% 29.88 in 10.0 mi WSW 10.4 mph 18.4 mph N/A   Mostly Cloudy
11:54 AM 60.1 °F - 39.0 °F 46% 29.88 in 10.0 mi West 5.8 mph - N/A   Scattered Clouds
12:54 PM 63.0 °F - 35.1 °F 35% 29.86 in 10.0 mi West 19.6 mph 26.5 mph N/A   Clear
1:54 PM 61.0 °F - 39.0 °F 44% 29.84 in 10.0 mi WSW 24.2 mph 31.1 mph N/A   Clear
2:54 PM 61.0 °F - 39.9 °F 46% 29.83 in 10.0 mi West 25.3 mph 33.4 mph N/A   Clear
3:54 PM 59.0 °F - 39.0 °F 48% 29.81 in 10.0 mi West 28.8 mph 38.0 mph N/A   Clear
4:54 PM 57.9 °F - 37.9 °F 47% 29.81 in 10.0 mi West 25.3 mph 35.7 mph N/A   Clear
5:54 PM 55.9 °F - 39.0 °F 53% 29.81 in 10.0 mi West 20.7 mph 29.9 mph N/A   Partly Cloudy
6:54 PM 53.1 °F - 37.9 °F 57% 29.83 in 10.0 mi West 19.6 mph 28.8 mph N/A   Clear
7:54 PM 50.0 °F - 37.9 °F 63% 29.84 in 10.0 mi West 19.6 mph 26.5 mph N/A   Clear
8:54 PM 51.1 °F - 35.1 °F 54% 29.87 in 10.0 mi WNW 13.8 mph 21.9 mph N/A   Overcast
9:54 PM 50.0 °F - 36.0 °F 59% 29.91 in 10.0 mi West 10.4 mph - N/A   Overcast
10:54 PM 48.0 °F - 36.0 °F 63% 29.92 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
11:54 PM 45.0 °F 40.1 °F 35.1 °F 68% 29.93 in 10.0 mi WNW 9.2 mph - N/A   Clear