If you are hiring a vehicle in Omisalj, then be aware that the current speed limit within city or town limits is 35 mph, unless otherwise posted. Suburban speed limits around Omisalj will generally have a speed limit of 55 mph. If you are travelling on a motorway in Omisalj, then the speed limit is 80 mph.
The weather in Omisalj during January would likely not impact the type of hire much. momondo users do seem to prefer certain car types when looking for specific vehicles for their Omisalj car hire.
Those looking to hire a car in Omisalj for a road trip to the surrounding areas, please know the weather in Primorsko-Goranska during the month of January usually is around 5 °C with 90 mm of possible rain.