Weather History for Truckee-Tahoe, CA

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Month of May, 2009

  Max Avg Min Sum
Temperature  
Max Temperature 82 °F 67 °F 46 °F
Mean Temperature 58 °F 50 °F 40 °F
Min Temperature 41 °F 32 °F 24 °F
Degree Days  
Heating Degree Days (base 65) 26 15 6 480
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 8 2 0 64
Dew Point  
Dew Point 54 °F 34 °F 5 °F
Precipitation  
Precipitation 0.23 in 0.02 in 0.00 in 0.68 in
Snowdepth - - - -
Wind  
Wind 23 mph 4 mph 0 mph
Gust Wind 34 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.34 in 30.15 in 29.94 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 10, 2009 Rise Set
Actual Time 5:51 AM PDT 8:02 PM PDT
Civil Twilight 5:21 AM PDT 8:32 PM PDT
Nautical Twilight 4:45 AM PDT 9:09 PM PDT
Astronomical Twilight 4:05 AM PDT 9:49 PM PDT
Moon 10:08 PM PDT (5/10) 6:27 AM PDT (5/10)
Length of Visible Light 15h 11m
Length of Day
14h 11m
Full, 97% of the Moon is Illuminated
May 10
Full
May 17
Last Quarter
May 24
New
May 30
First Quarter
Jun 7
Full

Weather History Calendar

Precipitation Actual month total 0.68 Average Month Total: 0.89
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
50 | 37 0.20
Average:
59 | 28 0.01
Rain
Actual:
46 | 35 0.09
Average:
60 | 29 0.02
Rain
Actual:
50 | 37 0.08
Average:
60 | 30 0.02
Rain
Actual:
51 | 28 0.23
Average:
61 | 29 0.06
Rain
Actual:
55 | 41 0.05
Average:
61 | 29 0.02
Scattered Clouds
Actual:
59 | 33 0.00
Average:
60 | 29 0.05
Clear
Actual:
62 | 28 0.00
Average:
60 | 30 0.02
Fog
Actual:
66 | 26 0.00
Average:
63 | 31 0.01
Fog
Actual:
66 | 28 0.00
Average:
62 | 32 0.03
Fog
Actual:
69 | 26 0.00
Average:
60 | 30 0.12
Clear
Actual:
66 | 26 0.00
Average:
59 | 30 0.02
Clear
Actual:
59 | 32 0.00
Average:
62 | 30 0.02
Scattered Clouds
Actual:
62 | 24 0.00
Average:
63 | 31 0.02
Scattered Clouds
Actual:
64 | 26 0.00
Average:
64 | 32 0.02
Fog
Actual:
73 | 30 0.00
Average:
64 | 31 0.02
Clear
Actual:
78 | 30 0.00
Average:
63 | 31 0.03
Clear
Actual:
82 | 35 0.00
Average:
63 | 31 0.03
Clear
Actual:
80 | 35 0.00
Average:
64 | 30 0.02
Scattered Clouds
Actual:
69 | 39 0.00
Average:
64 | 31 0.04
Clear
Actual:
68 | 39 0.00
Average:
64 | 32 0.03
Clear
Actual:
73 | 32 0.00
Average:
64 | 31 0.02
Thunderstorm
Actual:
75 | 28 0.00
Average:
65 | 32 0.00
Scattered Clouds
Actual:
71 | 35 0.00
Average:
69 | 33 0.02
Clear
Actual:
68 | 26 0.00
Average:
68 | 33 0.03
Rain
Actual:
68 | 32 0.03
Average:
67 | 34 0.02
Fog
Actual:
71 | 32 0.00
Average:
67 | 34 0.02
Fog
Actual:
77 | 33 0.00
Average:
66 | 35 0.02
Scattered Clouds
Actual:
78 | 35 0.00
Average:
67 | 34 0.01
Scattered Clouds
Actual:
75 | 35 0.00
Average:
68 | 34 0.03
Partly Cloudy
Actual:
71 | 37 0.00
Average:
67 | 34 0.02
Fog
Actual:
69 | 41 0.00
Average:
67 | 35 0.09
 

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

2009 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 50 44 37 45 39 34 93 85 70 30.18 30.06 29.94 10 8 2 16 9 23 0.20 Rain
2 46 42 35 37 35 30 93 85 66 30.17 30.06 29.95 10 8 3 17 6 18 0.09 Rain
3 50 44 37 43 35 30 93 79 57 30.17 30.14 30.08 10 9 4 21 11 31 0.08 Rain
4 51 40 28 37 32 19 100 76 28 30.16 30.09 30.00 10 9 3 21 6 32 0.23 Rain
5 55 48 41 39 36 28 93 70 47 30.20 30.11 30.03 10 10 5 18 8 25 0.05 Rain
6 59 46 33 41 34 23 93 65 30 30.24 30.20 30.15 10 10 8 18 8 33 0.00  
7 62 45 28 37 31 16 93 65 18 30.24 30.21 30.00 10 10 10 15 6 - 0.00  
8 66 46 26 39 32 21 100 71 18 30.22 30.16 30.09 10 8 0 10 2 - 0.00 Fog
9 66 47 28 36 31 23 100 69 21 30.19 30.13 30.09 10 9 0 15 3 28 0.00 Fog
10 69 48 26 32 28 19 100 64 15 30.19 30.16 30.11 10 9 0 15 3 22 0.00 Fog
11 66 46 26 32 28 23 93 58 26 30.14 30.10 30.05 10 10 10 20 5 24 0.00  
12 59 46 32 32 21 5 87 49 12 30.17 30.09 30.06 10 10 7 17 4 23 0.00  
13 62 43 24 32 25 18 80 56 25 30.21 30.16 30.12 10 10 10 20 4 30 0.00  
14 64 45 26 39 34 27 100 69 32 30.21 30.17 30.13 10 10 5 15 3 18 0.00  
15 73 52 30 41 34 25 100 67 19 30.23 30.19 30.14 10 8 0 12 2 - 0.00 Fog
16 78 54 30 37 33 25 100 56 15 30.31 30.26 30.23 10 10 10 14 2 16 0.00  
17 82 58 35 41 36 28 93 57 15 30.34 30.30 30.25 10 10 10 18 3 26 0.00  
18 80 58 35 41 34 27 93 55 15 30.28 30.22 30.15 10 10 10 21 2 25 0.00  
19 69 54 39 39 33 25 81 47 26 30.15 30.09 30.04 10 10 10 23 5 34 0.00  
20 68 54 39 36 29 23 81 39 21 30.12 30.08 30.04 10 10 10 18 10 29 0.00  
21 73 52 32 36 32 19 100 61 13 30.14 30.11 30.06 10 10 7 16 3 17 0.00  
22 75 52 28 39 34 27 100 61 19 30.21 30.10 30.03 10 10 10 14 2 - 0.00 Thunderstorm
23 71 53 35 41 34 25 100 61 17 30.10 30.08 30.04 10 10 3 14 3 21 0.00  
24 68 47 26 32 28 23 93 58 20 30.14 30.09 30.04 10 10 10 16 3 21 0.00  
25 68 50 32 48 35 18 93 70 15 30.14 30.11 30.04 10 10 3 12 2 - 0.03 Rain
26 71 52 32 45 37 32 100 68 23 30.18 30.14 30.09 10 9 0 14 2 - 0.00 Fog
27 77 55 33 45 38 25 100 66 15 30.20 30.17 30.12 10 9 0 14 2 - 0.00 Fog
28 78 56 35 45 38 32 93 64 18 30.22 30.20 30.13 10 10 10 16 2 25 0.00  
29 75 55 35 45 39 32 93 68 21 30.26 30.23 30.18 10 10 1 16 2 23 0.00  
30 71 54 37 50 42 36 93 72 27 30.25 30.20 30.14 10 10 10 16 4 - 0.00  
31 69 55 41 54 43 36 100 71 30 30.18 30.13 30.06 10 9 0 15 3 20 0.00 Fog