Skip Navigation Linkswww.weather.gov 
NOAA logo - Click to go to the NOAA homepage National Weather Service Forecast Office   NWS logo - Click to go to the NWS homepage    
Tucson, Arizona
navigation bar decoration      
spacer
Monthly climate reports
[Back to monthly climate reports page] [Daily date F-6] [Temperature graph]
September 1998 climate report for Tucson


...REMNANTS OF HURRICANE ISIS BRING LOCALLY HEAVY RAIN ON THE 4TH...
...14TH WARMEST SEPTEMBER ON RECORD...
...1998 MONSOON SEASON OFFICIALLY ENDED ON SEPTEMBER 16TH...

THE MAIN WEATHER STORY FOR THE MONTH CONCERNED LOCALLY HEAVY
RAINFALL ON THE 4TH ASSOCIATED WITH THE REMAINS OF HURRICANE ISIS.
THE HEAVIEST RAINFALL TOTALS WERE RECORDED NEAR THE CATALINA AND
RINCON MOUNTAINS. SEVERAL SPOTTERS AND AUTOMATED RAIN GAUGES
REPORTED UP TO ONE INCH OF RAIN WITH A FEW LOCATIONS ABOVE THE
5000 FOOT LEVEL RECORDING BETWEEN TWO AND THREE INCHES. NO FLOODING
OCCURRED ACROSS THE TUCSON METRO AREA. THE OFFICIAL RAINFALL TOTAL
COLLECTED AT THE INTERNATIONAL AIRPORT OF 1.10 INCHES WAS JUST OVER
A HALF OF AN INCH BELOW NORMAL. TEMPERATURES DURING THE MONTH WERE
ON THE WARM SIDE WITH THE AVERAGE TEMPERATURE OF 82.6 DEGREES
RANKING AS THE 14TH WARMEST SEPTEMBER ON RECORD. TEMPERATURES
EXTREMES FOR THE MONTH RANGED FROM A HIGH OF 101 DEGREES ON THE 1ST
TO A LOW OF 56 DEGREES ON THE 26TH.

...SEPTEMBER 1998 STATS...     MONTH     NORMAL     DEPARTURE
AVERAGE HIGH TEMPERATURE        96.3      93.3        + 3.0
AVERAGE LOW  TEMPERATURE        68.9      67.5        + 1.4
AVERAGE TEMPERATURE             82.6      80.4        + 2.2
RAINFALL (AIRPORT)              1.10"     1.67"      - 0.57"

1998 MONSOON SEASON...WHICH BEGAN ON JULY 3RD AND ENDED ON SEPTEMBER
16TH...WAS FAIRLY WET ACROSS THE TUCSON METRO AREA. RAINFALL TOTALS
VARIED WIDELY BETWEEN FIVE AND TEN INCHES ACROSS THE METRO AREA
DURING THE 1998 MONSOON SEASON. OFFICIALLY 6.86 INCHES OF RAIN WAS
RECORDED AT THE TUCSON INTERNATIONAL AIRPORT...WHICH RANKS AS THE
22ND WETTEST MONSOON ON RECORD...AND THE WETTEST SINCE 1990 WHEN
9.20 INCHES WAS RECORDED.

...LOOKING AHEAD INTO OCTOBER...
THE MONTH BEGINS WITH AVERAGE HIGHS AROUND 90 DEGREES AND AVERAGE
LOWS IN THE LOWER 60S AND ENDS WITH AVERAGE HIGHS IN THE UPPER 70S
AND AVERAGE LOWS IN THE LOWER 50S. TEMPERATURE EXTREMES RANGE FROM
A RECORD HIGH OF 102 DEGREES SET ON OCTOBER 3 1993 TO A RECORD LOW
OF 26 DEGREES SET ON OCTOBER 30 1971. NORMAL RAINFALL IS 1.06 INCHES
WITH MONTHLY EXTREMES RANGING FROM 4.98 INCHES IN 1983 TO ZERO
INCHES RECORDED TEN TIMES WITH THE LAST OCCURRENCE BEING IN 1982.

THE NUMBER OF DAYLIGHT HOURS WILL DECREASE FROM 11 HOURS 51 MINUTES
ON THE FIRST TO 10 HOURS 55 MINUTES ON THE 31ST...A LOSS OF 56
MINUTES.

...1998 STATS THRU SEPTEMBER...   YEAR     NORMAL     DEPARTURE
AVERAGE HIGH TEMPERATURE          84.1      85.1        - 1.0
AVERAGE LOW  TEMPERATURE          57.0      57.2        - 0.2
AVERAGE TEMPERATURE               70.5      71.1        - 0.6
HIGHS OF 100 DEGREES OR BETTER      50        46        +   4
RAINFALL (AIRPORT)               12.26"     9.20"      + 3.06"
WATER YEAR RAINFALL (AIRPORT)
 (OCT. 1997 THRU SEP. 1998)      16.01"    12.00"      + 4.01"

GLUECK
            

Webmaster
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Tucson Weather Forecast Office
520 North Park Ave, Suite 304
Tucson, AZ 85719

Tel: (520) 670-6526

Disclaimer
Information Quality
Credits
Glossary
Organization
Privacy Policy
Freedom of Information Act
About Us
Career Opportunities