


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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
699 CDUS45 KRIW 010735 CLIGEY CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 135 AM MDT WED OCT 01 2025 ................................... ...THE GREYBULL WY CLIMATE SUMMARY FOR SEPTEMBER 30 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 83 3:41 PM 86 2015 69 14 69 MINIMUM 47 5:58 AM 29 2021 40 7 39 AVERAGE 65 54 11 54 PRECIPITATION (IN) YESTERDAY 0.00 0.30 2022 0.03 -0.03 0.00 MONTH TO DATE 0.65 0.83 -0.18 0.38 SINCE SEP 1 0.65 0.83 -0.18 0.38 SINCE JAN 1 4.85 4.65 0.20 5.69 DEGREE DAYS HEATING YESTERDAY 0 11 -11 11 MONTH TO DATE 61 170 -109 70 SINCE SEP 1 61 170 -109 70 SINCE JUL 1 61 189 -128 83 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 50 46 4 89 SINCE SEP 1 50 46 4 89 SINCE JAN 1 791 742 49 830 ................................................................... WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 5.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 6:00 AM LOWEST 23 3:00 PM AVERAGE 55 .......................................................... THE GREYBULL WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 68 91 2011 MINIMUM TEMPERATURE (F) 39 30 2003 2021 2024 SUNRISE AND SUNSET OCTOBER 1 2025.......SUNRISE 7:11 AM MDT SUNSET 6:52 PM MDT OCTOBER 2 2025.......SUNRISE 7:12 AM MDT SUNSET 6:50 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$