


Climatological Report (Daily)
Issued by NWS Boise, ID
Issued by NWS Boise, ID
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
387 CDUS45 KBOI 180931 CLIBOI CLIMATE REPORT NATIONAL WEATHER SERVICE BOISE ID 331 AM MDT MON AUG 18 2025 ................................... ...THE BOISE ID CLIMATE SUMMARY FOR AUGUST 17 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1875 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 86 525 PM 103 2022 91 -5 102 MINIMUM 63 638 AM 40 1978 61 2 64 AVERAGE 75 76 -1 83 PRECIPITATION (IN) YESTERDAY T 0.41 1916 0.01 -0.01 0.00 MONTH TO DATE 0.02 0.09 -0.07 0.02 SINCE OCT 1 11.21 11.00 0.21 14.93 SINCE JAN 1 6.80 7.47 -0.67 10.99 SNOWFALL (IN) YESTERDAY 0.0 0.0 2006 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 32 66 -34 24 SINCE JUL 1 0 5 -5 0 COOLING YESTERDAY 10 11 -1 18 MONTH TO DATE 192 216 -24 297 SINCE JUN 1 807 745 62 1096 SINCE JAN 1 887 790 97 1120 ................................................................... WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 7.0 SKY COVER AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 75 1100 AM LOWEST 26 500 PM AVERAGE 51 .......................................................... THE BOISE ID CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 90 104 1903 MINIMUM TEMPERATURE (F) 61 38 1995 SUNRISE AND SUNSET AUGUST 18 2025........SUNRISE 653 AM MDT SUNSET 843 PM MDT AUGUST 19 2025........SUNRISE 655 AM MDT SUNSET 841 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$