Temperatures have exceeded 100 degrees F for the 18th time this summer inPerth, Australia. The city is in the clutches of another major heat wave, oneof many this summer, that will break the standing record for persistent hightemperatures.A local report on Friday, Feb. 25, stated that the number of consecutive dayshitting at least 30 degrees C, or 86 degrees F, had reached 19. With so manydays already tallied, the city's standing record of 25 such days would seem tobe within easy reach.

Google MapsNot only will the next several days be hotter than the normal summer city highof about 30 degrees C, it will be downright sweltering with highs potentiallyabove 38 degrees C, or 100 degrees F. Friday reached a high of 38.9 C (102 F).
AccuWeather.com forecasts for Perth show a high of 39.4 C (103 F) on Saturday.
Temperatures Sunday through much of next week are expected to be near the100-degree mark.
The report also made mention of the abnormally warm nights and muggy humidity,which are unusual in this coastal city.
Weather data tracked by AccuWeather.com shows that the Perth airport has beenhotter than normal by an average of 3.3 degrees C, or 5.9 degrees F, as of Feb.
23. January and February have been particularly hot with temperatures 3.9degrees C, or 7.1 degrees F, above normal.
Above-normal sea surface temperatures linked to La Nina, the tropical PacificOcean phenomenon, and also the current state of the temperature of the IndianOcean, are culprits underlying the abnormal warmth.