Winthrop, MA

1:27 PM EST on January 24, 2017 (GMT -0500)
Logan International

Weather History for KBOS - May, 2015

Change the Weather History Date:

Month of May, 2015

  Max Avg Min Sum
Temperature  
Max Temperature 89 °F 73 °F 49 °F
Mean Temperature 76 °F 63 °F 44 °F
Min Temperature 65 °F 51 °F 39 °F
Degree Days  
Heating Degree Days (base 65) 21 4 0 137
Cooling Degree Days (base 65) 11 2 0 61
Growing Degree Days (base 50) 26 12 0 385
Dew Point  
Dew Point 69 °F 47 °F 18 °F
Precipitation  
Precipitation 0.91 in 0.05 in 0.00 in 1.22 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 31 mph 11 mph 0 mph
Gust Wind 37 mph 24 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.37 in 30.11 in 29.62 in

Monthly Weather History Graph

Monthly Weather History Graph

Search for Another Location

Airport or City:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

May. 24, 2015 Rise Set
Actual Time 5:14 AM EDT 8:07 PM EDT
Civil Twilight 4:41 AM EDT 8:40 PM EDT
Nautical Twilight 3:59 AM EDT 9:22 PM EDT
Astronomical Twilight 3:11 AM EDT 10:11 PM EDT
Moon 11:26 AM EDT 12:31 AM EDT
Length of Visible Light 15h 58m
Length of Day
14h 52m
Waxing Crescent, 40% of the Moon is Illuminated
May 24
Waxing Crescent
May 25
First Quarter
Jun 2
Full
Jun 9
Last Quarter
Jun 16
New

Daily Weather History & Observations

2015 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 49 44 39 41 39 37 92 82 71 30.02 30.00 29.97 10 10 10 17 8 22 0.00  
2 50 45 39 43 40 37 92 82 71 30.04 30.00 29.96 10 10 10 13 7 16 0.00  
3 67 56 45 48 42 39 76 61 45 30.15 30.06 30.01 10 10 10 17 9 21 0.00  
4 84 67 49 48 43 37 80 52 23 30.19 30.13 30.06 10 10 10 30 13 37 0.00  
5 70 62 54 59 50 41 93 66 39 30.22 30.16 30.07 10 10 7 21 10 25 0.02 Rain
6 73 63 52 52 40 31 89 59 29 30.31 30.24 30.16 10 10 10 20 9 25 0.00  
7 79 66 53 45 38 30 47 34 21 30.21 30.14 30.05 10 10 10 22 11 28 0.00  
8 71 59 46 46 43 40 86 61 35 30.32 30.20 30.09 10 10 9 22 12 25 0.00  
9 71 59 46 60 50 43 97 82 66 30.37 30.30 30.21 10 9 3 18 8 23 0.00  
10 89 74 59 64 61 55 100 67 34 30.22 30.12 30.02 10 10 7 22 14 29 0.00  
11 80 65 50 65 55 48 93 78 62 30.14 30.10 30.06 10 9 5 21 10 24 0.00  
12 87 68 48 61 52 48 100 66 31 30.04 29.82 29.62 10 6 0 25 9 33 0.02 Rain
13 69 61 53 43 37 31 59 44 29 30.22 29.97 29.77 10 10 10 28 14 35 0.00  
14 69 59 49 43 34 23 54 36 17 30.34 30.28 30.24 10 10 10 22 9 24 0.00  
15 67 58 48 49 39 32 64 47 29 30.31 30.25 30.20 10 10 10 15 6 18 0.00  
16 71 63 55 57 50 37 90 67 44 30.21 30.17 30.12 10 10 10 17 8 21 T  
17 67 60 52 59 56 52 100 89 78 30.22 30.13 30.09 10 8 0 15 8 18 0.00  
18 58 54 49 52 48 43 100 79 57 30.30 30.23 30.12 10 8 0 16 10 - 0.00 Fog
19 65 59 52 63 56 48 100 92 83 30.09 29.90 29.72 10 8 2 16 10 23 0.27 Rain
20 66 59 51 63 41 30 93 65 36 29.92 29.78 29.70 10 10 7 26 14 35 0.00  
21 67 56 45 41 36 30 61 44 26 29.98 29.91 29.85 10 10 10 17 10 23 0.00  
22 76 64 52 44 34 24 64 40 16 30.06 29.86 29.78 10 10 10 26 13 37 T Rain
23 65 55 44 32 23 18 50 34 18 30.33 30.26 30.07 10 10 10 22 13 32 0.00  
24 83 67 51 48 39 33 59 40 20 30.29 30.22 30.14 10 10 10 23 16 30 0.00  
25 81 70 58 57 52 49 73 54 35 30.24 30.20 30.15 10 10 10 20 11 26 T Rain
26 87 76 64 62 58 53 73 59 44 30.16 30.12 30.09 10 10 10 23 16 28 0.00  
27 85 75 65 66 63 59 87 71 55 30.16 30.12 30.06 10 10 10 26 16 32 0.00  
28 86 75 64 67 62 55 87 69 51 30.21 30.12 30.04 10 10 10 23 13 29 T Rain
29 72 64 55 61 57 54 100 80 59 30.31 30.27 30.22 10 8 0 17 8 20 0.00 Fog
30 88 73 58 63 60 56 93 66 39 30.22 30.12 30.03 10 10 10 26 15 33 0.00  
31 77 63 48 69 55 46 100 85 69 30.28 30.14 30.02 10 8 1 31 14 36 0.91 Rain