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Climate data for Tucson, Arizona (Tucson Int'l), 1991–2020 normals, [a] extremes 1894−present [b]Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year Record high °F (°C)
On average, Tucson receives its first monsoon storms around July 3. ... Average annual precipitation is 10.61 in (269 mm). On average, 47.4 days have measurable ...
In the lower-elevation portions of the desert, temperatures are warm year-round, and rainfall is infrequent and irregular, often less than 90 mm (approx. 3.5") annually. The Arizona uplands are also warm year-round, but they receive 100–300 mm (approx. 4–12") of average annual rainfall, which falls in a more regular bi-seasonal pattern. [2]
The rainfall from the storm contributed to an extremely wet month of August, which still holds the monthly rainfall record at the National Weather Service office in Tucson, as 5.61 inches (142 mm) of rainfall fell during the month. [10] September 1939: Two tropical systems entered the state during the month.
In Death Valley National Park, preliminary NWS data at Furnace Creek recorded 2.20 inches of rain — the park's average annual rainfall for a year.
Average monthly precipitation (in mm) for selected cities in Asia ; City Country Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ref. Mawsynram: India: 133.0 8.3 15.7 27.4 29.8 26.0 5.7
Over the contiguous United States, total annual precipitation increased at an average rate of 6.1 percent per century since 1900, with the greatest increases within the East North Central climate region (11.6 percent per century) and the South (11.1 percent). Hawaii was the only region to show a decrease (−9.25 percent). [89]
Climate Central analyzed data from 241 cities across the country, and found that the spring season has warmed by an average of 2.4 degrees in 234 of them since the 1970s. That’s 97%. That’s 97%.