Montana Electricity Price Changelog

Month-over-month changes in the Montana average residential electricity price (¢/kWh), derived from Energy Information Administration (EIA) data. Dataset last updated Jul 7, 2026 (UTC). The EIA publishes monthly data with a reporting lag, so the latest entry reflects April 2026 activity. · Methodology

U.S. price changelog · Montana price history · Montana rates

Each row is one month: the average price and the change versus the prior month (absolute ¢/kWh and percent). The most recent months are always shown; older months appear only when the move was notable (≥3% or ≥0.5¢).

MonthAvg price (¢/kWh)MoM change
April 2026 · notable13.90+0.42¢ (+3.1%)
March 202613.48+0.15¢ (+1.1%)
February 2026 · notable13.33+0.47¢ (+3.7%)
January 202612.86+0.09¢ (+0.7%)
December 202512.77−0.05¢ (−0.4%)
November 2025 · notable12.82−1.45¢ (−10.2%)
October 202514.27−0.37¢ (−2.5%)
September 202514.64+0.36¢ (+2.5%)
August 202514.28+0.01¢ (+0.1%)
July 2025 · notable14.27−0.54¢ (−3.6%)
June 2025 · notable14.81+1.93¢ (+15.0%)
May 2025 · notable12.88+0.57¢ (+4.6%)
April 2025 · notable12.31+0.38¢ (+3.2%)
March 202511.93+0.33¢ (+2.8%)
February 202511.60+0.22¢ (+1.9%)
January 2025 · notable11.38−0.50¢ (−4.2%)
December 2024 · notable11.88−0.63¢ (−5.0%)
November 2024 · notable12.51−0.81¢ (−6.1%)
October 202413.32−0.13¢ (−1.0%)
September 202413.45+0.17¢ (+1.3%)
August 202413.28−0.14¢ (−1.0%)
July 202413.42−0.14¢ (−1.0%)
June 202413.56+0.32¢ (+2.4%)
May 2024 · notable13.24+0.74¢ (+5.9%)
January 2024 · notable11.97−0.61¢ (−4.8%)
May 2023 · notable12.79+0.53¢ (+4.3%)
December 2022 · notable11.77−0.46¢ (−3.8%)
October 2022 · notable12.42+0.72¢ (+6.2%)
June 2022 · notable11.56+0.39¢ (+3.5%)
March 2022 · notable10.71+0.33¢ (+3.2%)
January 2022 · notable10.63−0.49¢ (−4.4%)
November 2020 · notable10.98−0.57¢ (−4.9%)
May 2020 · notable11.39+0.41¢ (+3.7%)
October 2019 · notable11.45−0.35¢ (−3.0%)
June 2019 · notable11.78+0.37¢ (+3.2%)
May 2019 · notable11.41+0.41¢ (+3.7%)
April 2019 · notable11.00+0.44¢ (+4.2%)
November 2018 · notable10.85−0.39¢ (−3.5%)
June 2018 · notable11.58+0.37¢ (+3.3%)
May 2018 · notable11.21+0.39¢ (+3.6%)
June 2017 · notable11.53+0.39¢ (+3.5%)
December 2016 · notable10.54−0.41¢ (−3.7%)
May 2016 · notable11.31+0.36¢ (+3.3%)
March 2016 · notable10.81+0.42¢ (+4.0%)
December 2015 · notable10.35−0.44¢ (−4.1%)
November 2015 · notable10.79−0.40¢ (−3.6%)
May 2015 · notable11.18+0.33¢ (+3.0%)
March 2015 · notable10.57+0.31¢ (+3.0%)
February 2015 · notable10.26−0.41¢ (−3.8%)
January 2015 · notable10.67+1.00¢ (+10.3%)
December 2014 · notable9.67−0.58¢ (−5.7%)
November 2014 · notable10.25−0.47¢ (−4.4%)
June 2014 · notable10.60+0.40¢ (+3.9%)
May 2014 · notable10.20+0.31¢ (+3.1%)
November 2013 · notable10.23−0.42¢ (−3.9%)
October 2013 · notable10.65−0.37¢ (−3.4%)
June 2013 · notable11.00+0.60¢ (+5.8%)
November 2012 · notable10.04−0.50¢ (−4.7%)
June 2012 · notable10.43+0.30¢ (+3.0%)
November 2011 · notable9.80−0.46¢ (−4.5%)
June 2011 · notable10.15+0.38¢ (+3.9%)
December 2010 · notable8.95−0.44¢ (−4.7%)
November 2010 · notable9.39−0.30¢ (−3.1%)
July 2010 · notable9.74+0.32¢ (+3.4%)
May 2010 · notable9.16+0.28¢ (+3.2%)
November 2009 · notable8.87−0.28¢ (−3.1%)
August 2009 · notable9.28−0.30¢ (−3.1%)
June 2009 · notable9.49+0.45¢ (+5.0%)
May 2009 · notable9.04+0.31¢ (+3.6%)
December 2008 · notable8.69−0.29¢ (−3.2%)
November 2008 · notable8.98−0.38¢ (−4.1%)
October 2008 · notable9.36−0.42¢ (−4.3%)
June 2008 · notable9.72+0.35¢ (+3.7%)
May 2008 · notable9.37+0.47¢ (+5.3%)
March 2008 · notable8.80+0.29¢ (+3.4%)
November 2007 · notable8.42−0.71¢ (−7.8%)
August 2007 · notable9.12−0.28¢ (−3.0%)
June 2007 · notable9.44+0.52¢ (+5.8%)
March 2007 · notable8.56+0.35¢ (+4.3%)
November 2006 · notable8.45−0.38¢ (−4.3%)
September 2006 · notable8.83+0.42¢ (+5.0%)
May 2006 · notable8.25+0.26¢ (+3.3%)
March 2006 · notable7.93−0.41¢ (−4.9%)
February 2006 · notable8.34+0.64¢ (+8.3%)
December 2005 · notable7.92−0.48¢ (−5.7%)
October 2005 · notable8.33−0.30¢ (−3.5%)
May 2005 · notable8.40+0.42¢ (+5.3%)
April 2005 · notable7.98+0.24¢ (+3.1%)
January 2005 · notable7.37−0.35¢ (−4.5%)
October 2004 · notable8.09−0.35¢ (−4.1%)
June 2004 · notable8.34+0.28¢ (+3.5%)
May 2004 · notable8.06+0.27¢ (+3.5%)
March 2004 · notable7.66+0.52¢ (+7.3%)
December 2003 · notable7.31−0.29¢ (−3.8%)
November 2003 · notable7.60−0.41¢ (−5.1%)
August 2003 · notable8.30+0.27¢ (+3.4%)
July 2003 · notable8.03+0.24¢ (+3.1%)
June 2003 · notable7.79+0.29¢ (+3.9%)
April 2003 · notable7.31+0.24¢ (+3.4%)
November 2002 · notable7.25−0.38¢ (−5.0%)
July 2002 · notable7.68+0.33¢ (+4.5%)
June 2002 · notable7.35+0.27¢ (+3.8%)
June 2001 · notable7.20+0.26¢ (+3.7%)
May 2001 · notable6.94+0.63¢ (+10.0%)