"latter part of the month" is correct and usable in written English. It is commonly used to refer to the end of a month, as opposed to the beginning or middle. For example, "I will have more time for vacation during the latter part of the month.".
The February results were a bit lower than anticipated, analysts said, attributing part of the slowdown during the latter part of the month to rising gas prices and fluctuations in the stock market.
However, the latter part of the month provided a welcome respite from heavy rain for most of the UK.
Of course, what makes this March even harder to tolerate is that fact that last March was so warm - the warmest for several decades - reaching the low 20s widely during the latter part of the month.
However, the offense took a downturn as the Phillies pitchers began to sacrifice more runs in the latter part of the month.
Elsa Schiaperilli, who came here three weeks ago and will embark on a lecture tour the latter part of the month--after which, in late November, she plans to return to Paris.
A mile or so inland, Tencreek Holiday Park's 118 static caravan homes were fully booked for the latter part of the February half term.
Especially during the latter part of the rainy season from July to October, when the Benue River is navigable by vessels of 4-foot (1.2-metre) draft merchants from Yola and Jimeta collect peanuts (groundnuts), cotton, hides, and skins for shipment to the Niger River delta ports of Burutu and Warri.
Thanks to Ludwig my first paper got accepted! The editor wrote me that my manuscript was well-written
Listya Utami K.
PhD Student in Biology, Bandung Institute of Technology, Indonesia