National Weather Service United States Department of Commerce

Heavy rain in the lower Mississippi Valley Saturday, then heavy rain and snow in the Northeast starting Sunday

Heavy rains will bring potential flash flooding to portions of the lower Mississippi Valley early this weekend. Across the Pacific Northwest, an atmospheric river event is set to arrive by Sunday, bringing heavy coastal rains and high elevation snowfall. Above average temperatures continue for much of the country through the weekend. Read More >

Monthly Precipitation Totals



Monthly Precipitation Totals


Fig. 2 - Monthly total precipitation of 30-year (1971-2000) historical average during a year.

Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
HOLUALOA 70
3.21
3.70
3.45
4.36
3.34
4.30
4.78
3.35
3.81
4.53
2.53
2.14
HONAUNAU 27
3.61
2.67
3.71
3.73
4.17
5.73
5.91
5.17
6.07
4.53
2.91
2.58
KAINALIU 73.2
4.04
2.68
3.73
3.99
4.51
6.33
6.64
5.80
6.73
4.63
2.77
2.62
NAPOOPOO 28
2.41
2.07
2.21
2.71
2.74
3.32
3.82
3.23
4.40
3.31
1.96
2.08
OPIHIHALE 2 24.1
3.04
2.55
3.43
2.82
3.04
3.08
3.52
3.77
4.15
3.56
2.93
2.51
PUUHONUA-O-HONAUNAU 27.4
2.54
1.60
1.66
1.95
1.98
2.41
2.50
2.33
2.61
2.25
1.68
1.74


Table 1 - Monthly total precipitataion of 30-year (1971-2000) historical average during a year.

Both Fig. 2 and Table 1 provide the climatorical average of the monthly total precipitation at six stations. There are annual cycles at every station, with maximum precipitation taking place in the summer months.
 

Back to study