|
|
|
Helena, MT
on Saturday, December 6, 2008
| Daily Summary |
| | Actual | Average | Record |
| Temperature |
| Mean Temperature |
°F
|
23°F
|
|
| Max Temperature |
53°F
|
33°F
|
60°F
(1987) |
| Min Temperature |
28°F
|
13°F
|
-30°F
(1972) |
| Degree Days |
| Heating Degree Days |
24 |
41 |
|
| Month to date heating degree days |
191 |
244 |
|
| Since 1 July heating degree days |
1786 |
2274 |
|
| Cooling Degree Days |
0 |
0 |
|
| Month to date cooling degree days |
0 |
0 |
|
| Year to date cooling degree days |
490 |
277 |
|
| Moisture |
| Dew Point |
29°F
| | |
| Average Humidity |
59 |
|
|
| Maximum Humidity |
89 |
|
|
| Minimum Humidity |
28 |
|
|
| Precipitation |
| Precipitation |
T in
|
0.01 in
|
0.81 in
(1901) |
| Month to date precipitation |
0.16 |
0.07 |
|
| Year to date precipitation |
8.68 |
10.93 |
|
| Snow |
| Snow |
0.00 in
|
in
|
in
() |
| Month to date snowfall |
2.3 |
|
|
| Since 1 July snowfall |
3.7 |
|
|
| Snow Depth |
0.00 in
|
| |
| Wind |
| Wind Speed |
3 mph
| | |
| Max Wind Speed |
18 mph
| | |
| Max Gust Speed |
22 mph
| | |
| Visibility |
10 miles
| | |
| Events |
| | |
|
| Key: T is trace of precipitation, MM is missing value |
|
Source: NWS Daily Summary |
| Time(MST) | Temperature | Dew Point | Humidity | Pressure | Visibility | Wind Direction | Wind Speed | Gust Speed | Precipitation | Events | Conditions |
|---|
| 12:53 AM |
35.1°F
|
30.9°F
|
85% |
30.25 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Overcast |
| 1:53 AM |
34.0°F
|
30.0°F
|
85% |
30.24 in
|
10.0 miles
|
West |
3.5 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 3:53 AM |
36.0°F
|
32.0°F
|
86% |
30.24 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Overcast |
| 4:53 AM |
35.1°F
|
32.0°F
|
89% |
30.23 in
|
10.0 miles
|
NW |
3.5 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 5:53 AM |
37.0°F
|
32.0°F
|
82% |
30.21 in
|
10.0 miles
|
Variable |
4.6 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 6:53 AM |
36.0°F
|
32.0°F
|
86% |
30.22 in
|
10.0 miles
|
East |
3.5 mph
|
-
|
N/A |
|
Overcast |
| 7:53 AM |
36.0°F
|
32.0°F
|
86% |
30.21 in
|
10.0 miles
|
Variable |
5.8 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 8:53 AM |
37.0°F
|
32.0°F
|
82% |
30.22 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Overcast |
| 9:53 AM |
37.0°F
|
32.0°F
|
82% |
30.21 in
|
10.0 miles
|
West |
5.8 mph
|
-
|
0.00 in
|
|
Overcast |
| 10:53 AM |
39.0°F
|
33.1°F
|
79% |
30.19 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Mostly Cloudy |
| 11:53 AM |
43.0°F
|
33.1°F
|
68% |
30.14 in
|
10.0 miles
|
NW |
3.5 mph
|
-
|
N/A |
|
Clear |
| 12:53 PM |
45.0°F
|
34.0°F
|
65% |
30.11 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Clear |
| 1:53 PM |
48.0°F
|
35.1°F
|
61% |
30.08 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Clear |
| 2:53 PM |
50.0°F
|
34.0°F
|
54% |
30.03 in
|
10.0 miles
|
South |
8.1 mph
|
-
|
N/A |
|
Clear |
| 3:53 PM |
48.0°F
|
32.0°F
|
54% |
30.03 in
|
10.0 miles
|
SW |
5.8 mph
|
-
|
N/A |
|
Clear |
| 4:53 PM |
42.1°F
|
32.0°F
|
67% |
30.06 in
|
10.0 miles
|
West |
5.8 mph
|
-
|
N/A |
|
Clear |
| 5:53 PM |
52.0°F
|
19.0°F
|
27% |
30.01 in
|
10.0 miles
|
West |
13.8 mph
|
21.9 mph
|
N/A |
|
Clear |
| 6:05 PM |
51.8°F
|
17.6°F
|
26% |
29.94 in
|
10.0 miles
|
West |
13.8 mph
|
-
|
N/A |
|
Clear |
| 6:53 PM |
37.0°F
|
28.9°F
|
73% |
30.05 in
|
10.0 miles
|
WSW |
3.5 mph
|
-
|
N/A |
|
Clear |
| 7:53 PM |
36.0°F
|
27.0°F
|
70% |
30.07 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Clear |
| 8:53 PM |
39.9°F
|
19.9°F
|
45% |
30.06 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Clear |
| 9:53 PM |
42.1°F
|
19.0°F
|
40% |
30.04 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Clear |
| 10:53 PM |
35.1°F
|
19.9°F
|
54% |
30.06 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Clear |
| 11:53 PM |
28.9°F
|
19.9°F
|
69% |
30.06 in
|
10.0 miles
|
WNW |
5.8 mph
|
-
|
N/A |
|
Clear |
|
|
|
