Weather History for Eureka, CA

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Month of December, 1989

  Max Avg Min Sum
Temperature  
Max Temperature 64 °F 53 °F 46 °F
Mean Temperature 60 °F 49 °F 42 °F
Min Temperature 55 °F 44 °F 38 °F
Degree Days  
Heating Degree Days (base 65) 22 16 6 494
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 10 1 0 42
Dew Point  
Dew Point 58 °F 44 °F 33 °F
Precipitation  
Precipitation 0.03 in 0.00 in 0.00 in 0.07 in
Snowdepth - - - -
Wind  
Wind 23 mph 5 mph 0 mph
Gust Wind - - -
Sea Level Pressure  
Sea Level Pressure 30.47 in 30.20 in 29.93 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 01, 1989 Rise Set
Actual Time 7:21 AM PST 4:49 PM PST
Civil Twilight 6:51 AM PST 5:20 PM PST
Nautical Twilight 6:17 AM PST 5:54 PM PST
Astronomical Twilight 5:44 AM PST 6:27 PM PST
Moon 10:27 AM PST (12/1) 7:41 PM PST (12/1)
Length of Visible Light 10h 28m
Length of Day
9h 27m
Waxing Crescent, 11% of the Moon is Illuminated
Dec 1
Waxing Crescent
Dec 5
First Quarter
Dec 12
Full
Dec 19
Last Quarter
Dec 27
New

Weather History Calendar

Precipitation Actual month total 0.07 Average Month Total: 5.86
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
61 | 53 0.00
Average:
56 | 42 0.18
Partly Cloudy
Actual:
63 | 51 0.00
Average:
56 | 44 0.39
Mostly Cloudy
Actual:
62 | 51 0.00
Average:
58 | 44 0.28
Overcast
Actual:
64 | 55 0.00
Average:
57 | 42 0.34
Rain
Actual:
59 | 54 0.01
Average:
55 | 43 0.23
Partly Cloudy
Actual:
54 | 50 0.00
Average:
56 | 43 0.29
Fog
Actual:
54 | 42 0.00
Average:
55 | 42 0.30
Partly Cloudy
Actual:
53 | 49 0.03
Average:
55 | 41 0.14
Scattered Clouds
Actual:
53 | 46 0.00
Average:
55 | 42 0.14
Clear
Actual:
54 | 39 0.00
Average:
56 | 41 0.16
Scattered Clouds
Actual:
57 | 39 0.00
Average:
55 | 40 0.27
Scattered Clouds
Actual:
52 | 40 0.00
Average:
55 | 42 0.19
Clear
Actual:
54 | 42 0.00
Average:
55 | 42 0.21
Clear
Actual:
56 | 41 0.00
Average:
54 | 41 0.25
Fog
Actual:
51 | 43 0.00
Average:
55 | 40 0.15
Fog
Actual:
46 | 42 0.00
Average:
54 | 41 0.21
Mostly Cloudy
Actual:
48 | 42 0.00
Average:
55 | 41 0.09
Partly Cloudy
Actual:
47 | 41 0.00
Average:
54 | 40 0.15
Fog
Actual:
50 | 40 0.00
Average:
53 | 39 0.19
Partly Cloudy
Actual:
51 | 46 0.00
Average:
53 | 40 0.19
Partly Cloudy
Actual:
52 | 43 0.00
Average:
54 | 40 0.20
Fog
Actual:
54 | 41 0.00
Average:
53 | 39 0.18
Partly Cloudy
Actual:
54 | 43 0.00
Average:
53 | 39 0.16
Fog
Actual:
48 | 42 0.00
Average:
53 | 39 0.12
Fog
Actual:
47 | 38 0.01
Average:
54 | 39 0.12
Partly Cloudy
Actual:
52 | 42 0.00
Average:
55 | 41 0.08
Rain
Actual:
51 | 45 0.02
Average:
54 | 41 0.21
Scattered Clouds
Actual:
51 | 46 0.00
Average:
54 | 41 0.13
Scattered Clouds
Actual:
51 | 38 0.00
Average:
53 | 40 0.12
Partly Cloudy
Actual:
54 | 39 0.00
Average:
53 | 40 0.11
Partly Cloudy
Actual:
53 | 47 0.00
Average:
53 | 39 0.08
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

1989 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 61 58 53 52 46 41 81 69 48 30.32 30.29 30.25 15 14 10 6 5 - 0.00  
2 63 57 51 49 48 46 84 76 60 30.32 30.31 30.31 15 12 5 9 6 - 0.00  
3 62 56 51 53 50 47 87 79 67 30.29 30.25 30.21 15 10 1 6 6 - 0.00  
4 64 60 55 53 53 53 91 78 67 30.23 30.20 30.17 10 7 4 8 6 - 0.00  
5 59 58 54 58 56 55 100 98 95 30.28 30.23 30.18 7 2 0 4 3 - 0.01 Fog , Rain
6 54 52 50 52 50 48 99 93 81 30.30 30.25 30.20 10 6 3 7 4 - 0.00  
7 54 48 42 50 46 42 100 96 85 30.17 30.15 30.14 7 3 0 6 2 - 0.00 Fog
8 53 51 49 53 48 45 99 88 82 30.25 30.21 30.15 10 8 7 12 6 - 0.03  
9 53 50 46 44 44 43 89 82 71 30.25 30.23 30.19 15 10 7 17 6 - 0.00  
10 54 46 39 41 39 37 93 79 51 30.23 30.20 30.17 15 12 10 10 3 - 0.00  
11 57 48 39 37 35 33 84 66 41 30.28 30.23 30.20 20 12 7 5 4 - 0.00  
12 52 46 40 40 38 36 88 75 62 30.33 30.28 30.21 15 10 7 6 4 - 0.00  
13 54 48 42 43 40 36 89 77 65 30.17 30.15 30.13 20 11 7 6 5 - 0.00  
14 56 48 41 45 43 40 93 81 66 30.24 30.19 30.17 10 8 7 6 1 - 0.00  
15 51 47 43 47 45 43 100 94 84 30.13 30.08 30.01 7 4 1 6 2 - 0.00 Fog
16 46 44 42 45 44 42 100 98 92 29.99 29.96 29.94 1 0 0 6 3 - 0.00 Fog
17 48 45 42 42 42 42 100 90 78 29.95 29.94 29.93 7 6 2 8 6 - 0.00  
18 47 46 41 43 41 41 96 87 78 30.07 30.00 29.94 15 12 10 8 6 - 0.00  
19 50 45 40 45 43 40 100 92 82 30.19 30.17 30.11 7 4 0 6 3 - 0.00 Fog
20 51 48 46 45 44 44 91 87 78 30.26 30.25 30.24 7 6 5 5 5 - 0.00  
21 52 48 43 47 44 41 95 90 82 30.32 30.30 30.27 7 6 4 7 1 - 0.00  
22 54 48 41 45 44 42 100 88 70 30.44 30.39 30.31 10 6 0 8 7 - 0.00 Fog
23 54 48 43 47 44 41 99 88 70 30.47 30.42 30.37 10 7 1 6 4 - 0.00  
24 48 45 42 47 44 43 100 98 94 30.37 30.33 30.29 5 1 0 6 4 - 0.00 Fog
25 47 42 38 46 43 39 100 97 95 30.27 30.22 30.17 7 4 0 5 3 - 0.01 Fog
26 52 47 42 47 45 42 100 94 83 30.19 30.14 30.12 7 4 0 6 4 - 0.00  
27 51 48 45 47 45 44 95 87 78 30.12 30.10 30.06 10 7 6 8 6 - 0.02 Rain
28 51 50 46 46 43 40 89 81 78 30.24 30.20 30.13 15 10 7 23 14 - 0.00  
29 51 44 38 42 40 36 90 83 72 30.26 30.23 30.21 10 9 7 7 2 - 0.00  
30 54 46 39 46 43 38 96 88 73 30.19 30.17 30.14 7 6 5 7 4 - 0.00  
31 53 50 47 49 46 45 95 89 84 30.22 30.21 30.20 7 7 7 7 7 - 0.00