| Stations: |
Precipitation |
| Adak (5 m, Alaska) |
2.0 mm |
| Akron- Canton Airport (377 m, Ohio) |
6.0 mm |
| AulvikNationalPark (32 m, Northwest Territories) |
0.2 mm |
| Bancroft (331 m, Ontario) |
0.1 mm |
| Barkley Regional Airport (126 m, Kentucky) |
5.0 mm |
| Bishop Intl. Airport (233 m, Michigan) |
0.3 mm |
| Bisset (165 m, Nunavut) |
2.0 mm |
| Blue Grass Airport (301 m, Kentucky) |
13.0 mm |
| Bonilla Island (17 m, British Columbia) |
0.2 mm |
| Brantford Airport (246 m, California) |
0.3 mm |
| Brockville (121 m, Ontario) |
0.6 mm |
| Buffalo Niagara Intl. Airport (219 m, New York) |
5.0 mm |
| Burlington Intl. Airport (104 m, Vermont) |
11.0 mm |
| Cambridge Bay (19 m, Nunavut) |
0.2 mm |
| Capital Region Intl. Airport (266 m, Michigan) |
0.5 mm |
| Carvel Radar (783 m, Alberta) |
1.0 mm |
| Cheyenne Regional Airport (1872 m, Wyoming) |
4.0 mm |
| Churchill Falls (440 m, California) |
0.2 mm |
| Cleveland Hopkins Intl. Airport (245 m, Ohio) |
1.0 mm |
| Covington Airport (267 m, Kentucky) |
12.0 mm |
| Dayton Intl. Airport (306 m, Ohio) |
7.0 mm |
| Denver Intl. Airport (1656 m, Colorado) |
6.0 mm |
| Evansville Airport (118 m, Indiana) |
9.0 mm |
| Fairbanks Intl. Airport (135 m, Alaska) |
0.5 mm |
| Flagstaff Airport (2131 m, Arizona) |
2.0 mm |
| Flagstaff/Belemont (2181 m, Arizona) |
2.0 mm |
| Fort Smith Airport (205 m, Northwest Territories) |
1.0 mm |
| Fort Smith Regional Airport (141 m, Arkansas) |
31.0 mm |
| Gerald R. Ford Intl. Airport (245 m, Michigan) |
4.0 mm |
| Goodland Airport (1124 m, Kansas) |
0.3 mm |
| Greater Rochester Intl. Airport (169 m, New York) |
6.0 mm |
| Grenadier Island (82 m, Ontario) |
1.0 mm |
| Havre-Saint-Pierre (37 m, Quebec) |
0.5 mm |
| Holman CS (30 m, Northwest Territories) |
0.2 mm |
| Huntsville Intl. Airport (196 m, Alabama) |
1.0 mm |
| Indianapolis Intl. Airport (246 m, Indiana) |
3.0 mm |
| John Glenn Columbus Intl. Airport (258 m, Ohio) |
8.0 mm |
| Kahului Airport (20 m, Hawaii) |
3.0 mm |
| Kemptville (99 m, Ontario) |
3.0 mm |
| Key Lake (11 m, Saskatchewan) |
1.0 mm |
| Key Lake Airport (514 m, Saskatchewan) |
0.8 mm |
| Kingston (93 m, Ontario) |
0.2 mm |
| Kuujjuarapik (30 m, Quebec) |
0.5 mm |
| La Grande-4 Airport (306 m, Quebec) |
0.2 mm |
| Lac Eon (589 m, Quebec) |
1.0 mm |
| St. Louis Lambert Intl. Airport (172 m, Missouri) |
12.0 mm |
| Lehigh Valley Intl. Airport (117 m, Pennsylvania) |
0.3 mm |
| Lindburg Landing (183 m, Northwest Territories) |
0.2 mm |
| Longue Pointe De Mingan (11 m, Quebec) |
0.5 mm |
| Louisville Intl. Airport (149 m, Kentucky) |
12.0 mm |
| Macmillan Pass (1379 m, Yukon) |
0.7 mm |
| Matagami (280 m, California) |
0.2 mm |
| Matagami Airport (280 m, Quebec) |
0.5 mm |
| Memphis Airport (87 m, Tennessee) |
21.0 mm |
| Millertown (230 m, Newfoundland) |
0.1 mm |
| Milwaukee Mitchell Intl. Airport (211 m, Wisconsin) |
0.3 mm |
| Muskegon (193 m, Michigan) |
1.0 mm |
| Nashville Intl. Airport (180 m, Tennessee) |
9.0 mm |
| Old Crow (251 m, Yukon) |
0.2 mm |
| Ottawa CDA RCS (79 m, Ontario) |
1.0 mm |
| Pembroke (161 m, Ontario) |
0.1 mm |
| Peterborough (191 m, Ontario) |
0.2 mm |
| Port-Menier (55 m, Quebec) |
0.5 mm |
| Pueblo Memorial Airport (1439 m, Colorado) |
3.0 mm |
| Sainte-Clotilde (53 m, Quebec) |
0.4 mm |
| Sanirajak (8 m, Nunavut) |
0.2 mm |
| St Anicet 1 (49 m, Quebec) |
1.0 mm |
| Syracuse Hancock Intl. Airport (124 m, New York) |
5.0 mm |
| Terrace Airport (217 m, British Columbia) |
0.5 mm |
| Toledo Express Airport (211 m, Ohio) |
5.0 mm |
| Toronto (113 m, Ontario) |
0.1 mm |
| Toronto Islands Airport (77 m, Ontario) |
0.2 mm |
| Tupelo Regional Airport (110 m, Mississippi) |
1.0 mm |
| Uranium City (321 m, Saskatchewan) |
0.5 mm |
| Waterloo Regional Airport (268 m, Iowa) |
0.3 mm |
| Winslow- Lindbergh Regional Airport (1488 m, Arizona) |
3.0 mm |
| Yellowknife Airport (206 m, Northwest Territories) |
0.4 mm |
| Youngstown (361 m, Ohio) |
4.0 mm |
North - South