From November to January of the following year, we are into winter days. From November to January of the following year, we are into winter days.

This is a little wordy. More naturally we would say: "November to January is considered winter" or "From November to January we are in winter".

From November through to January of the followingnext year, we are now into winter days. From November through to January next year, we are now into winter days.

It's rare for us to see snow during this period, h. However, in some mountainous areas with higher altitudes, over 1000 meters, different types of snowfall be observed. It's rare for us to see snow during this period. However, in some mountainous areas with higher altitudes, over 1000 meters, different types of snowfall be observed.

It's rare for us to see snow during this period, however, in some mountainous areas with higher altitudes, such as those over 1000 meters, different types of snowfall can be observed. It's rare for us to see snow during this period, however, in some mountainous areas with higher altitudes, such as those over 1000 meters, different types of snowfall can be observed.

There is no regulation requiring to set up of heating devices in houses. There is no regulation requiring set up of heating devices in houses.

There is no regulation requirgarding tohe set upting up of heat devices in houses. There is no regulation regarding the setting up of heat devices in houses.

If you mean that anyone can set up a device, then "regarding" might be a better word.

When I was younger, it was difficult to findsee the sun shining in winter. When I was younger, it was difficult to see the sun shining in winter.

Fortunately, the environmental situation has improved significantly, sinc. This is because many destructive factories have been moved to the rural areas or, far away from the city. Fortunately, the environmental situation has improved significantly. This is because many destructive factories have been moved to the rural areas, far away from the city.

Fortunately, the environmental situation has improved significantly, since many destructive factories have been moved to the rural areas or far away from the cityies. Fortunately, the environmental situation has improved significantly, since many destructive factories have been moved to the rural areas or far away from the cities.