wellness
Temperature, Light and Noise Shape Sleep Quality for Mentone Residents
Local homes face measurable disruptions from these three factors during the current winter schedule.
How we reported this
Residents along Nepean Highway in Mentone report waking between 2 a.m. and 4 a.m. more often this month when bedroom temperatures climb above 19 degrees Celsius or street noise exceeds 45 decibels.
The pattern shows up now because shorter daylight hours combine with increased evening traffic on Beach Road and the use of indoor lighting past 10 p.m. in many households. These conditions push core body temperatures higher and keep melatonin production delayed, according to tracking shared by the Mentone Wellness Centre.
Local programs track the effects
The Mentone Community Hub on Como Parade runs a six-week sleep audit that began on 15 June and logs temperature, light and noise readings from 42 participant homes. Nearby, the Mentone Beachside Yoga Studio on Main Street offers evening classes that end by 8:30 p.m. to reduce late artificial light exposure for its 180 regular members.
Evidence from recent measurements
A 2025 review published by the International Journal of Environmental Research found that each additional 5 decibels of nighttime noise cuts total sleep time by 18 minutes on average. In Mentone, participants in the Community Hub audit recorded an average noise peak of 52 decibels from passing vehicles between midnight and 5 a.m. Blackout blinds priced from $62 at the hardware outlet on Balcombe Road lowered light readings below 10 lux in 31 of the audited bedrooms.
Simple steps start with setting thermostats to 17 degrees Celsius by 10 p.m., using warm-white bulbs under 2700 Kelvin after sunset, and placing white-noise machines at 35 decibels near windows facing main roads. The Mentone Wellness Centre will hold its next free equipment loan session on 16 July for residents who want to test these adjustments at home.