Climatological Report (Monthly)
Issued by NWS Medford, OR
Issued by NWS Medford, OR
000 CXUS56 KMFR 020415 CLMMFR CLIMATE REPORT NATIONAL WEATHER SERVICE MEDFORD, OR 200 AM PDT TUE AUG 01 2023 ................................... ...THE MEDFORD OR CLIMATE SUMMARY FOR THE MONTH OF JULY 2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1911 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 115 07/20/1946 LOW 38 07/01/1976 07/02/1962 HIGHEST 102 07/15 114 07/29 LOWEST 57 07/08 54 07/23 07/11 AVG. MAXIMUM 95.0 91.6 3.4 94.0 AVG. MINIMUM 62.3 58.6 3.7 62.6 MEAN 78.7 75.1 3.6 78.3 DAYS MAX >= 90 29 19.7 9.3 22 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.0 0.0 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 2.74 1913 TOTALS 0.00R 0.24 -0.24 0.40 DAILY AVG. 0.00 0.01 -0.01 0.01 DAYS >= .01 0 1.9 -1.9 3 DAYS >= .10 0 0.8 -0.8 2 DAYS >= .50 0 0.0 0.0 0 DAYS >= 1.00 0 0.0 0.0 0 GREATEST 24 HR. TOTAL 0.00 06/30 TO 06/30 SNOWFALL (INCHES) RECORDS TOTAL 0.0 2010 TOTALS 0.0 0.0 0.0 0.0 SINCE 7/1 0.0 0.0 0.0 MM DEGREE DAYS HEATING TOTAL 0 4 -4 0 SINCE 7/1 0 0 0 MM COOLING TOTAL 432 317 115 418 SINCE 1/1 734 469 265 MM FREEZE DATES RECORD EARLIEST 09/13/1921 LATEST 06/12/1952 EARLIEST 11/10 LATEST 04/15 ................................................................ WIND (MPH) AVERAGE WIND SPEED 5.0 HIGHEST WIND SPEED/DIRECTION 20/010 DATE 07/25 20/010 07/27 HIGHEST GUST SPEED/DIRECTION 28/290 DATE 07/09 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.00 NUMBER OF DAYS FAIR 30 NUMBER OF DAYS PC 0 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 39 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 0 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 0 FOG W/VIS <= 1/4 MILE 0 HAZE 18 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && JULY 2023 WAS A TYPICAL SUMMER MONTH FOR SOUTHERN OREGON AND NORTHERN CALIFORNIA. THE MONTH STARTED OFF ON THE HOT SIDE WITH HIGH PRESSURE IN CONTROL. UPPER 90S/TRIPLE DIGITS WERE COMMON ACROSS THE VALLEYS WEST OF THE CASCADES WITH UPPER 80S/LOWER 90S EAST OF THE CASCADES. THIS PROMPTED HEAT ADVISORIES ACROSS THE REGION, AND THE MEDFORD AIRPORT RECORDED IT`S FIRST 100 DEGREE DAY OF 2023 ON JULY 4TH. OTHER CLIMATE SITES CAME CLOSE TO RECORDS DURING THIS HEAT EVENT, BUT THE ROSEBURG AIRPORT WAS THE ONLY ONE TO SET A DAILY RECORD ON THE 5TH. THERE WERE A COUPLE OF THUNDERSTORM DAYS DURING THE FIRST WEEK OF THE MONTH, BUT LIGHTNING WAS ONLY RECORDED ACROSS NORTHERN CALIFORNIA AND INTO LAKE COUNTY DURING THIS TIME. TEMPERATURES TRENDED COOLER FROM THE 7TH TO THE 12TH AS LOW PRESSURE PASSED THROUGH THE PACIFIC NORTHWEST AND TEMPERATURES LOWERED TO NEAR NORMAL FOR EARLY JULY. HIGH PRESSURE RETURNED AROUND THE MIDDLE OF THE MONTH, HOWEVER, AND IT`S INFLUENCE PERSISTED THROUGH AROUND THE 23RD. THIS BROUGHT THE RETURN OF ABOVE NORMAL TEMPERATURES AND TRIPLE DIGITS TO WEST SIDE VALLEYS. THE MEDFORD AIRPORT RECORDED IT`S HOTTEST TEMPERATURE OF THE YEAR THUS FAR ON THE 15TH WHEN THE HIGH TEMPERATURE REACHED 102 DEGREES. EVEN LOCATIONS EAST OF THE CASCADES APPROACHED AND/OR REACHED 100 DEGREES, AND TWO OF THE CLIMATE SITES IN NORTHERN CALIFORNIA SET MULTIPLE DAILY RECORD HIGH TEMPERATURES DURING THIS HOT STRETCH. DRY CONDITIONS PERSISTED DURING THIS HEAT EVENT, EVEN WHEN THE HEAT BROKE AS MONSOONAL MOISTURE REMAINED SOUTH AND EAST OF THE AREA. ANOTHER NOTABLE COOLDOWN ARRIVED ON THE 24TH AS A RELATIVELY STRONG FRONT (BY SUMMER STANDARDS, WEAK BY WINTER STANDARDS) MOVED THROUGH THE REGION. THERE WAS ENOUGH MOISTURE ASSOCIATED WITH THIS FRONT TO BRING MEASURABLE PRECIPITATION TO COASTAL LOCATIONS, BUT NOT ENOUGH FOR PRECIPITATION TO MAKE IT ANY FARTHER INLAND. THIS FRONT DID RESULT IN SOME CRITICAL FIRE WEATHER CONDITIONS AS GUSTY WINDS OCCURRED ACROSS THE REGION AND RELATIVE HUMIDITIES REACHED CRITICALLY LOW VALUES. THIS COOL DOWN PERSISTED THROUGH THE END OF THE MONTH WITH NO ADDITIONAL THUNDERSTORM DAYS. THE REGION SAW IT`S FIRST WILDFIRES OF THE SEASON IGNITE DURING THE WEEK OF THE 17TH. THE FLAT FIRE STARTED IN CURRY COUNTY NEAR THE OAK FLAT CAMPGROUND, AND THE GOLDEN FIRE STARTED IN KLAMATH COUNTY BETWEEN THE COMMUNITIES OF BONANZA AND BEATTY. THE GOLDEN FIRE RESULTED IN IMMEDIATE EVACUATIONS AND ULTIMATELY DESTROYED A NUMBER OF HOMES AND OUTBUILDINGS. BY THE END OF THE MONTH, HOWEVER, THE GOLDEN FIRE WAS WELL UNDER CONTROL. THE FLAT FIRE, HOWEVER, CONTINUED TO BURN INTO THE MONTH OF AUGUST, AND SMOKE FROM THIS FIRE IMPACTED CURRY, JOSEPHINE AND JACKSON COUNTIES AT TIMES DURING THE LAST HALF OF THE MONTH. $$