Boston, MA

11:51 PM EDT on August 24, 2016 (GMT -0400)
Logan International

Weather History for KBOS - January, 2015

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Month of January, 2015

  Max Avg Min Sum
Temperature  
Max Temperature 52 °F 33 °F 18 °F
Mean Temperature 44 °F 26 °F 9 °F
Min Temperature 35 °F 19 °F -1 °F
Degree Days  
Heating Degree Days (base 65) 56 39 21 1198
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 50 °F 14 °F -18 °F
Precipitation  
Precipitation 0.95 in 0.13 in 0.00 in 3.57 in
Snowdepth - - - -
Wind  
Wind 37 mph 12 mph 0 mph
Gust Wind 49 mph 25 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.68 in 30.05 in 29.16 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 13, 2015 Rise Set
Actual Time 7:11 AM EST 4:34 PM EST
Civil Twilight 6:40 AM EST 5:05 PM EST
Nautical Twilight 6:05 AM EST 5:40 PM EST
Astronomical Twilight 5:31 AM EST 6:13 PM EST
Moon No Moon Rise 11:17 AM EST (1/13)
Length of Visible Light 10h 24m
Length of Day
9h 22m
Waning Gibbous, 47% of the Moon is Illuminated
Jan 13
Waning Gibbous
Jan 20
New
Jan 26
First Quarter
Feb 3
Full
Feb 11
Last Quarter

Daily Weather History & Observations

2015 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 33 28 22 16 8 5 53 43 32 30.10 30.00 29.92 10 10 10 23 14 29 0.00  
2 41 36 31 17 15 11 53 45 37 30.45 30.13 29.95 10 10 10 26 13 32 0.00  
3 37 30 22 36 20 8 100 72 43 30.68 30.54 30.24 10 6 1 22 10 25 0.62 Rain , Snow
4 52 44 35 50 41 34 100 95 89 30.16 29.81 29.57 10 4 0 17 8 26 0.57 Fog , Rain
5 50 34 17 39 13 -6 65 47 29 30.30 29.93 29.61 10 10 10 37 22 49 0.00  
6 18 17 15 11 5 -5 80 59 37 30.37 30.22 30.00 10 7 1 22 9 28 0.02 Snow
7 26 15 4 12 3 -13 88 58 28 30.11 29.90 29.76 10 9 2 31 16 40 T Snow
8 19 9 -1 7 -8 -18 56 49 41 30.34 30.25 30.13 10 10 10 25 14 32 0.00  
9 30 25 19 22 14 8 88 65 42 30.15 30.00 29.89 10 8 1 25 14 35 0.01 Snow
10 24 21 17 8 3 -2 62 49 35 30.50 30.34 30.15 10 10 10 20 12 23 0.00  
11 33 24 15 22 6 -1 63 49 34 30.66 30.58 30.48 10 10 10 17 10 24 0.00  
12 38 36 33 36 28 17 100 72 44 30.45 30.23 30.11 10 7 1 17 9 23 0.20 Rain
13 35 25 15 25 5 -4 75 56 36 30.67 30.52 30.19 10 10 10 21 11 26 0.00  
14 25 20 14 21 10 -4 88 67 46 30.61 30.40 30.18 10 10 6 13 9 16 T Snow
15 31 28 25 27 24 13 92 78 63 30.18 30.00 29.81 10 5 0 15 10 21 0.12 Fog , Snow
16 38 27 15 21 10 -4 71 52 33 30.11 29.82 29.68 10 10 9 29 16 39 0.00  
17 22 16 9 11 -3 -9 67 46 25 30.38 30.31 30.14 10 10 10 22 11 31 0.00  
18 51 36 20 45 35 13 93 80 67 30.26 29.93 29.55 10 10 5 26 10 33 0.15 Rain
19 46 39 32 43 30 20 86 70 53 29.73 29.65 29.55 10 10 10 23 15 31 0.00  
20 39 33 27 20 13 5 59 44 29 29.98 29.83 29.75 10 10 10 23 14 30 0.00  
21 34 28 22 25 14 5 75 57 38 30.21 30.15 30.00 10 10 10 14 7 20 0.00  
22 37 33 29 26 22 19 78 67 56 30.22 30.19 30.16 10 10 8 14 7 17 T Snow
23 37 31 24 20 15 9 68 54 39 30.28 30.15 29.93 10 10 10 16 10 22 0.00  
24 34 33 31 32 29 21 100 82 63 29.92 29.52 29.16 10 3 0 18 10 24 0.71 Fog , Rain , Snow
25 38 29 19 28 17 4 78 55 32 30.04 29.66 29.31 10 10 10 25 14 33 0.00  
26 29 20 11 25 15 -2 92 71 49 30.15 30.05 29.81 10 5 0 33 16 43 0.10 Fog , Snow
27 19 17 14 14 11 7 92 85 77 29.76 29.59 29.49 4 1 0 32 22 45 0.95 Fog , Snow
28 24 19 13 9 6 0 80 63 45 30.24 29.89 29.67 10 7 1 20 13 26 0.01 Snow
29 32 21 10 22 10 -2 75 57 39 30.32 30.23 30.06 10 10 7 13 4 17 T  
30 34 27 19 31 26 7 92 78 63 30.06 29.82 29.71 10 6 1 32 12 44 0.06 Snow
31 21 16 11 7 0 -8 83 56 28 30.04 29.84 29.72 10 6 0 36 22 48 0.05 Snow