Phoenix Open Weather Forecast 2013

Monday: Considerable cloudiness with a chance of showers in the morning then partly sunny with a slight chance of showers in the afternoon. Cooler. Highs 54 F to 58 F. Southwest wind 5 to 15 mph. Chance of measurable rain 50 percent. Rainfall less than a tenth of an inch.
Monday Night: Mostly clear and much colder. Lows 31 F to 41 F. West wind 10 to 15 mph in the evening decreasing to around 5 mph after midnight.
Tuesday: Mostly sunny. Highs 53 F to 57 F. Southwest wind 5 to 10 mph.
Tuesday Night: Clear. Lows 32 F to 42 F. Northwest wind 5 to 10 mph in the evening becoming northeast after midnight.
Wednesday: Clear. Not as cool Highs Lower to mid 60's.
Wednesday Night: Clear. Lows 34 F to 43 F.
Thursday: Mostly clear and warmer. Highs 67 F to 70 F.
Thursday Night: Mostly clear. Lows 37 F to 47 F.
Friday: Partly cloudy. Highs 69 F to 73 F.
Friday Night: Partly cloudy. Lows in 40's.
Saturday: Partly cloudy. Highs in the upper 60's to lower 70's.
Saturday Night: Partly cloudy. Lows in the 40's.
Sunday: Cloudy. Slight chance of sprinkles or light rain in the morning increasing to chance of sprinkles or mostly light rain in the afternoon. Cooler. Highs 67 F to 70 F. Wind 5 mph. Chance of measurable rain 30 percent.

Source: National Weather Service