760
CXUS55 KBOI 091829
CLATWF

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
1129 AM MST FRI JAN 09 2026

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

...THE TWIN FALLS ID CLIMATE SUMMARY FOR THE YEAR OF 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1997 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            104   07/14/2014
 LOW             -15   01/01/2016
HIGHEST           98   07/08                         103  08/02
LOWEST             5   01/21                          -8  01/15
                                                          01/16
AVG. MAXIMUM    64.3               61.2     3.1     63.7
AVG. MINIMUM    40.3               37.0     3.3     39.1
MEAN            52.3               49.1     3.2     51.4
DAYS MAX >= 90    30               42.0   -12.0       48
DAYS MAX <= 32    10               24.0   -14.0       10
DAYS MIN <= 32   115              139.0   -24.0      133
DAYS MIN <= 0      0                1.9    -1.9        2

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       16.04   2014
 MINIMUM        4.58   2013
TOTALS          6.72              10.28   -3.56     8.38
DAILY AVG.         T               0.03   -0.03     0.02
DAYS >= .01       64               78.5   -14.5       76
DAYS >= .10       27               31.2    -4.2       37
DAYS >= .50        0                2.7    -2.7        2
DAYS >= 1.00       0                0.2    -0.2        0
GREATEST
 24 HR. TOTAL   0.38   10/26 TO 10/26               0.64  12/28 TO 12/28
                                                          12/27 TO 12/28
                                                          12/28 TO 12/28
 STORM TOTAL    0.38                                0.64
 (MM/DD(HH))            MM


DEGREE DAYS
HEATING TOTAL   5319               6387   -1068     5583
 SINCE 7/1      1908               2648    -740       MM
COOLING TOTAL    832                617     215      843
 SINCE 1/1       832                616     216       MM

FREEZE DATES
................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.4
RESULTANT WIND SPEED/DIRECTION   5/240
HIGHEST WIND SPEED/DIRECTION    51/260    DATE  12/17
HIGHEST GUST SPEED/DIRECTION    68/260    DATE  12/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.24
NUMBER OF DAYS FAIR          250
NUMBER OF DAYS PC             85
NUMBER OF DAYS CLOUDY         29

AVERAGE RH (PERCENT)     53

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             13     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                      18
LIGHT RAIN               74     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                1     SNOW                      10
LIGHT SNOW               33     SLEET                      0
FOG                      68     FOG W/VIS <= 1/4 MILE     14
HAZE                     64

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

$$