Data Analysis

i) The average March temperature has seen an increase since 1965. From 1965 to 1970 the average temperature saw similar increases and decreases. Though since 1970 the average temperature has risen and dropped sporadically and significantly. The coldest March since 1970 was in the year 1995 and the warmest was 2012. The second warmest March since 1900 was 1910. The coldest March on record appears to be 1965 with 1912 being a close second. Prior to 1900, the recorded March average temperatures look to be very low. The average from 1901 to 2000 was 41.50°F. From the mid 1940s to the mid 1950s the average temperature was very cold and 2002 to 2010 the average was very high.

ii) This year's average temperature appears was higher than the previous year's average. This year the average March temperature was about 45°F, while last year's average was about 40°F.

iii) March 2015 was warmer than that of the average by about 4°F.

i) Wisconsin's March average temperatures have remained constant with large rises and decreases in average temperature since 1900. The coldest March after 1900 was 1960 and the warmest was 2012.

ii) 2015 was a warmer March than 2014 by almost 10°F.

iii) This year was slightly warmer than the average. The average is 28.5°F with this year's average being about 32°F.

i) From 1972 to 1998 March's average precipitation was much higher than pre-1972 and post-1998. The least amount of precipitation occurred in 1910 and the highest was 1973. Since 1999 the average March precipitation has been the lowest averages recorded since 1900.

ii) March 2015's precipitation average was lower than March 2014's average. Both of which were lower than the average.

iii) March 2015's average was much lower than collective March average.

i) Wisconsin's average March precipitation has been fairly constant from year to year. With large rises occurring every so often. Sub-average has been fairly current as well.

ii) Wisconsin's March 2015 average was lower than the 2015 average.

iii) March 2015 precipitation average was almost 1 inch lower than the collective average.

States that experienced above average temperatures were states in the Upper Midwest (Minnesota, Iowa, Wisconsin, and Michigan), Southeastern/Atlantic Coast states (Virginia, North Carolina, South Carolina, Georgia, Alabama, and Florida), and the West (North Dakota, South Dakota, Nebraska, Wyoming, Montana, Colorado, Utah, New Mexico, Arizona, Idaho, Nevada, Oregon, Washington, and California).