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Rainfall Statistics
Rainfall in Groton 2002–2007
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2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
| January |
2.92" |
1.81" |
1.58" |
4.26" |
5.44" |
5.15" |
| February |
1.72 |
3.63 |
2.75 |
2.87 |
2.51 |
2.28 |
| March |
5.05 |
5.48 |
4.17 |
3.73 |
0.81 |
6.53 |
| April |
5.16 |
5.17 |
6.29 |
5.92 |
3.52 |
7.97 |
| May |
4.49 |
4.30 |
2.92 |
2.26 |
8.13 |
1.61 |
| June |
3.02 |
4.81 |
1.19 |
2.06 |
7.07 |
3.95 |
| July |
1.99 |
3.67 |
4.16 |
2.24 |
4.10 |
3.00 |
| August |
2.46 |
3.49 |
6.23 |
1.35 |
7.26 |
1.82 |
| September |
5.30 |
3.89 |
5.47 |
3.42 |
3.31 |
1.67 |
| October |
3.34 |
5.71 |
2.59 |
11.90 |
6.64 |
1.87 |
| November |
5.76 |
1.93 |
4.47 |
4.72 |
5.75 |
3.53 |
| December |
4.68 |
3.71 |
3.98 |
4.24 |
2.36 |
4.81 |
| Annual |
44.92 |
48.60 |
45.93 |
48.97 |
56.90 |
44.19 |
| Average |
47.80 |
47.77 |
47.75 |
47.77 |
47.89 |
47.89 |
| Year |
72 |
73 |
74 |
75 |
76 |
77 |
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Note
Rainfall measurements have been calculated for over 70 years
(the year field indicates the year of measurement). The total
cumulative rainfall calculated for the years listed are:
- 70th Year Cumulative Rainfall - 3,351.00"
- 71st Year Cumulative Rainfall - 3,397.37"
- 72nd Year Cumulative Rainfall - 3,439.30"
- 73rd Year Cumulative rainfall - 3,487.90"
- 74th Year Cumulative rainfall - 3,533.83"
- 75th Year Cumulative rainfall - 3,582.80"
- 76th Year Cumulative rainfall - 3,639.70"
2008 Compared to 77-Year Average
| |
Precipitation
Inches
|
Cumulative Precipitation
Inches |
77-Year Average
Inches |
Excess or Deficiency
( - ) Inches |
Cumulative excess or Deficiency
( - ) Inches |
| January |
3.30 |
3.30 |
4.28 |
-0.98 |
-0.98 |
| February |
7.37 |
10.67 |
3.66 |
3.71
|
2.73
|
| March |
7.63 |
18.30 |
4.60 |
3.03 |
5.76 |
| April |
4.97 |
23.27 |
4.21 |
0.76 |
6.52 |
| May |
3.13 |
26.40 |
3.73 |
-0.60 |
5.92 |
| June |
4.44 |
30.84 |
3.35 |
1.09 |
7.01 |
| July |
3.09 |
33.93 |
3.32 |
-0.23 |
6.78 |
| August |
4.29 |
38.22 |
4.17 |
0.12 |
6.90 |
| September |
9.87 |
48.09 |
3.85 |
6.02 |
12.92 |
| October |
|
48.09 |
3.72 |
-3.72
|
9.20 |
| November |
|
48.09 |
4.53 |
-4.53 |
4.67 |
| December |
|
48.09 |
4.42 |
-4.42 |
0.25 |
| Total |
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47.84 |
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Note
- Negative ( - ) indicates
that 2007 is below the 76 year average.
- Positive (no minus) indicates that 2007 is above the
76 year average.
- All amounts above are in inches.
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