Climatological Report (Monthly)
Issued by NWS Missoula, MT

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
162
CXUS55 KMSO 081954
CLMBTM

CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
154 PM MDT THU MAY 08 2025

...................................

...THE BUTTE MT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             83   04/25/1910
 LOW             -16   04/08/1982
HIGHEST           69   04/10         MM      MM       70
LOWEST            13   04/18         MM      MM       15
AVG. MAXIMUM    53.0               51.1     1.9     53.3
AVG. MINIMUM    25.3               26.4    -1.1     28.6
MEAN            39.1               38.7     0.4     40.9
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     1                0.9     0.1        0
DAYS MIN <= 32    27               24.8     2.2       22
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.14   2006
 MINIMUM        0.12   1974
TOTALS          0.64               1.33   -0.69     0.67
DAILY AVG.      0.02               0.04   -0.02     0.02
DAYS >= .01        8               11.2    -3.2        6
DAYS >= .10        2                4.4    -2.4        3
DAYS >= .50        0                0.3    -0.3        0
DAYS >= 1.00       0                0.0     0.0        0
GREATEST
 24 HR. TOTAL   0.31   03/31 TO 04/01               0.33


DEGREE DAYS
HEATING TOTAL    767                787     -20
 SINCE 7/1      7679               8300    -621
COOLING TOTAL      0                  0       0
 SINCE 1/1         0                  0       0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.5
HIGHEST WIND SPEED/DIRECTION    31/030    DATE  04/17
HIGHEST GUST SPEED/DIRECTION    46/020    DATE  04/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.42
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     58

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       3
LIGHT SNOW               10     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      1
HAZE                      4

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$