Historic Averages and Current Conditions

Annual Temperature Trend
Month Historic Average Current Month Difference
January 36.2F 49.4F (2017) 13.2F13.2F Warmer than All-Time Average Temperature.
February 37.2F 40.6F (2017) 3.4F3.4F Warmer than All-Time Average Temperature.
March 39.4F 48.0F (2017) 8.6F8.6F Warmer than All-Time Average Temperature.
April 44.3F 49.6F (2017) 5.3F5.3F Warmer than All-Time Average Temperature.
May 51.8F 59.8F (2017) 8.0F8F Warmer than All-Time Average Temperature.
June 60.4F 69.2F (2017) 8.8F8.8F Warmer than All-Time Average Temperature.
July 66.7F 76.9F (2017) 10.2F10.2F Warmer than All-Time Average Temperature.
August 66.3F 74.7F (2017) 8.4F8.4F Warmer than All-Time Average Temperature.
September 60.7F 66.7F (2016) 6.0F6F Warmer than All-Time Average Temperature.
October 52.0F 54.5F (2016) 2.5F2.5F Warmer than All-Time Average Temperature.
November 41.3F 48.4F (2016) 7.1F7.1F Warmer than All-Time Average Temperature.
December 35.5F 41.7F (2016) 6.2F6.2F Warmer than All-Time Average Temperature.
Average 12 Month Temperature since 1961: 49.4F
Current 12 Month Temperature: 56.7F
Current 12 Month Temperature Trend: 7.3F7.3F Warmer than All-Time Average Temperature.

Annual Rainfall Trend
Month Historic Average Current Month Difference
January 10.77in 22.45in (2017) 11.68in11.68in more than All-Time Average Rainfall.
February 9.94in 21.44in (2017) 11.50in11.5in more than All-Time Average Rainfall.
March 9.02in 5.66in (2017) -3.36in3.36in less than All-Time Average Rainfall.
April 4.14in 8.48in (2017) 4.34in4.34in more than All-Time Average Rainfall.
May 2.18in 0.33in (2017) -1.85in1.85in less than All-Time Average Rainfall.
June 0.74in 0.56in (2017) -0.18in0.18in less than All-Time Average Rainfall.
July 0.28in 0.00in (2017) -0.28in0.28in less than All-Time Average Rainfall.
August 0.22in 0.00in (2017) -0.22in0.22in less than All-Time Average Rainfall.
September 1.07in 0.04in (2016) -1.03in1.03in less than All-Time Average Rainfall.
October 3.14in 11.33in (2016) 8.19in8.19in more than All-Time Average Rainfall.
November 6.47in 4.32in (2016) -2.15in2.15in less than All-Time Average Rainfall.
December 7.45in 9.38in (2016) 1.93in1.93in more than All-Time Average Rainfall.
Average 12 Month Rainfall since 1961: 55.42in
Rainfall for last 12 months: 83.99in
Current 12 Month Rainfall difference: 28.57in28.57in more than All-Time Average Rainfall.
This data is reflective of 12 month trending at the Arnold California Weather Station location. This is not official scientific data. The weather data presented here is based on data collected since 1961. Script courtesy of  Michael Holden from Relay Weather. Script calculations courtesy of Murry Conarroe of Wildwood Weather.

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