Climatological Report (Daily)
Issued by NWS
Issued by NWS
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818
CDUS45 KBOI 210930
CLITWF
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
330 AM MDT THU AUG 21 2025
...................................
...THE TWIN FALLS ID CLIMATE SUMMARY FOR AUGUST 20 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1997 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 89 521 PM 96 2009 86 3 86
MINIMUM 68 814 AM 46 2021 55 13 61
AVERAGE 79 70 9 74
PRECIPITATION (IN)
YESTERDAY T 0.10 2014 0.01 -0.01 0.00
MONTH TO DATE T 0.31 -0.31 0.72
SINCE OCT 1 6.34 9.63 -3.29 7.81
SINCE JAN 1 3.55 6.81 -3.26 5.36
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 69 120 -51 56
SINCE JUL 1 0 10 -10 0
COOLING
YESTERDAY 14 6 8 9
MONTH TO DATE 178 160 18 214
SINCE JUN 1 647 493 154 736
SINCE JAN 1 692 508 184 738
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 10.4
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 41 900 AM
LOWEST 21 600 PM
AVERAGE 31
..........................................................
THE TWIN FALLS ID CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 99 2009
MINIMUM TEMPERATURE (F) 55 49 2002
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 652 AM MDT SUNSET 829 PM MDT
AUGUST 22 2025........SUNRISE 653 AM MDT SUNSET 828 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$