Which lasts a month, or approximately so(adjective)
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Use "monthlong" in a sentence
"The announcement, read on national television by a member of incumbent Laurent Gbagbo's government, came the same day three West African leaders arrived in Ivory Coast in an attempt to break a monthlong political stalemate between Mr. Gbagbo and his rival, Alassane Ouattara."
"TBILISI, Georgia -- Georgian President Mikheil Saakashvili will meet opposition leaders Monday to try to break a monthlong political deadlock."
"The two leaders have been under heavy local and international pressure to break a monthlong deadlock over the cabinet."