Seasonal Rose Pruning. There are differing opinions about when to prune roses. Some people like to prune in the fall, some in the spring. Heirloom says: both (with the exception of once-blooming roses, which should be pruned once just after flowering, see section on Special Situations).
The average maximum daytime temperature in Dubai in September is a very hot 38Â°C (100Â°F), while the average minimum night-time temperature is a warm 26Â°C (79Â°F). On average 0 mm (0 inches) of rain normally falls in Dubai during September with very little chance of rain falling during the month.
Overnight temperatures are generally a little cool with an average low of 8.6 Â°C (47.5 Â°F). The variation/ range of daily mean temperatures in September is 10.4 Â°C (18.7 Â°F). The weather in September is a little parched with rain at times. A mere 40.4mm (1.6in) of liquid falls across an average of 10 days.