The highest expected temperature tomorrow is 17, the same as today's max.

Warmer conditions are expected on four of the next six days, with the mercury climbing above today's maximum on Saturday, Sunday, Monday and Tuesday.

The chance of rain tomorrow is 5 per cent.

Showers are more likely on Saturday when the Bureau of Meteorology forecasts a slim (10 per cent) chance of rain.

The UV index is predicted to be 2. While there is a low risk of harm from sun exposure. Experts suggest using eye protection, sunscreen and covering up, especially people with sensitive skin who burn easily.

Winds will be west-northwest around 6 km/h in the morning shifting to south-southeast around 4 km/h in the afternoon.

Details for the next six days:

Friday, June 20: Morning fog patches. Sunny afternoon. W'ly winds tending NE Min - 3. Max - 17.

Saturday, June 21: Morning fog patches. Sunny afternoon. NW winds tending NE Min - 4. Max - 18.

Sunday, June 22: Morning fog patches. Mostly cloudy afternoon. NW/NE winds Min - 6. Max - 18.

Monday, June 23: Morning fog patches. Sunny afternoon. NW/NE winds Min - 7. Max - 21.

Tuesday, June 24: Partly cloudy. Possible shower. NE/NW winds Min - 11. Max - 21.

Wednesday, June 25: Mostly sunny. NW winds Min - 10. Max - 17.

The previous Parramatta weather article can be viewed here.