Climatological Report (Monthly)
Issued by NWS
Issued by NWS
245
CXUS55 KBYZ 011050
CLMLVM
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
449 AM MDT TUE OCT 01 2024
...................................
...THE LIVINGSTON MT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1948 TO 2024
WEATHER OBSERVED NORMAL DEPART
VALUE DATE(S) VALUE FROM
NORMAL
................................................
TEMPERATURE (F)
HIGHEST 93 09/02
09/08
LOWEST 33 09/21
09/22
AVG. MAXIMUM 80.0 73.5 6.5
AVG. MINIMUM 44.7 41.2 3.5
MEAN 62.4 57.3 5.1
DAYS MAX >= 90 7
DAYS MAX <= 32 0
DAYS MIN <= 32 0
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
TOTALS 1.98 1.20 0.78
DAYS >= .01 5
DAYS >= .10 4
DAYS >= .50 2
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 1.46 09/17 TO 09/18
DEGREE DAYS
HEATING TOTAL 109 250 -141
SINCE 7/1 154 346 -192
COOLING TOTAL 38 20 18
SINCE 1/1 360 276 84
................................................
WIND (MPH)
AVERAGE WIND SPEED 11.6
HIGHEST WIND SPEED/DIRECTION 43/220 DATE 09/11
HIGHEST GUST SPEED/DIRECTION 59/230 DATE 09/18
AVERAGE RH (PERCENT) 49
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 5 MIXED PRECIP 0
HEAVY RAIN 3 RAIN 4
LIGHT RAIN 9 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 3 FOG W/VIS <= 1/4 MILE 0
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
THIS IS AN AUTOMATED...UNATTENDED WEATHER STATION AND MAY
UNDERESTIMATE WINTER PRECIPITATION.
...SEPTEMBER 2024 MONTH IN REVIEW FOR LIVINGSTON...
BELOW IS A SUMMARY OF THE TEMPERATURE AND PRECIPITATION
STATISTICS FOR LIVINGSTON FOR SEPTEMBER 2024. ALL TEMPERATURES ARE IN
DEGREES FAHRENHEIT AND ALL PRECIPITATION AMOUNTS ARE IN INCHES. NORMALS
ARE 30 YEAR AVERAGES CALCULATED FROM 1991 TO 2020. MONTHLY RANKINGS
FOR PRECIPITATION AND TEMPERATURES USE A PERIOD
OF RECORD THAT STARTED IN JULY 1948 AT OR NEAR THE LIVINGSTON AIRPORT.
NUMBERS DENOTED WITH AN * IS MISSING DATA IN THE CALCULATION.
... MONTHLY PRECIPITATION...
MONTH 2024 VALUES NORMALS DEPARTURE RANKING
SEPTEMBER 1.98 1.20 +0.78 TIED FOR THE 19TH WETTEST OUT OF 77 YEARS
(RECORD WETTEST WAS 3.78 IN 2019)
(WETTEST SINCE 1.98 IN 2023)
... SEPTEMBER 2024 BROKEN OR TIED DAILY PRECIPITATION RECORDS...
0.89 ON SEPTEMBER 17 (TIED RECORD IN 1975)
NOTE: SINCE THE LATE 1990S...LIVINGSTON BECAME AN AUTOMATED AND UNATTENDED
WEATHER STATION. PRECIPITATION AMOUNTS IN THE WINTER MAY BE UNDERESTIMATED.
... AVERAGE TEMPERATURES...
MONTH 2024 VALUES NORMALS DEPARTURE RANKING
SEPTEMBER 62.4 57.3 +5.1 4TH WARMEST OUT OF 77 YEARS
(RECORD WARMEST WAS 64.2 IN 1998)
(WARMEST SINCE 64.2 IN 1998)
... AVERAGE HIGH TEMPERATURES...
MONTH 2024 VALUES NORMALS DEPARTURE RANKING
SEPTEMBER 80.0 73.5 +6.5 TIED FOR THE 7TH WARMEST OUT OF 77 YEARS
(RECORD WARMEST WAS 81.6 IN 1998)
(WARMEST SINCE 80.0 IN 2022)
... SEPTEMBER 2024 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...
92 ON SEPTEMBER 29 (OLD RECORD 89 IN 1967)
... SEPTEMBER 2024 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...
NONE
... AVERAGE LOW TEMPERATURES...
MONTH 2024 VALUES NORMALS DEPARTURE RANKING
SEPTEMBER 44.7 41.2 +3.5 8TH WARMEST OUT OF 77 YEARS
(RECORD WARMEST WAS 47.3 IN 1963)
(WARMEST SINCE 45.3 IN 2019)
... SEPTEMBER 2024 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...
NONE
... SEPTEMBER 2024 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...
NONE
$$