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Grand Rapids, MI 49504 Weather, Forecast, Temperature and Precipitation

Grand Rapids, MI 49504 Weather Related Indexes Graph

2010 Weather Summary Grand Rapids, MI 49504 Michigan United States
Weather Index 10 13 100
Hail Index 79 85 100
Hurricane Index 17 20 100
Tornado Index 197 110 100
 
Annual Maximum Avg. Temperature 57.0 °F 54.0 °F N/A
Annual Minimum Avg. Temperature 38.0 °F 35.0 °F N/A
Annual Avg. Temperature 47.2 °F 44.2 °F N/A
Annual Heating Degree Days (Tot Degrees < 65) 6,973 7,909 N/A
Annual Cooling Degree Days (Tot Degrees > 65) 534 358 N/A
Percent of Possible Sunshine 46 49 N/A
Mean Sky Cover (Sunrise to Sunset - Out of 10) 7 7 N/A
Mean Number of Days Clear (Out of 365 Days) 64 68 N/A
Mean Number of Days Rain (Out of 365 Days) 145 149 N/A
Mean Number of Days Snow (Out of 365 Days) 23 28 N/A
Avg. Annual Precipitation (Total Inches) 34.00" 32.00" N/A
Avg. Annual Snowfall (Total Inches) 72.00" 85.00" N/A

The data for Grand Rapids, MI 49504 may also contain data for the following areas: Grand Rapids

Annual Heating Degree Days (HDD): A form of Degree Day used to estimate energy requirements for heating. Typically, heating degree days are calculated as how much colder the mean temperature at a location is than 65°F on a given day. For example, if a location experiences a mean temperature of 55°F on a certain day, there were 10 HDD that day because 65 - 55 = 10, according to the National Weather Service.

Annual Cooling Degree Days (CDD): A form of Degree Day used to estimate energy requirements for air conditioning or refrigeration. Typically, cooling degree days are calculated as how much warmer the mean temperature at a location is than 65°F on a given day. For example, if a location experiences a mean temperature of 75°F on a certain day, there were 10 CDD that day because 75 - 65 = 10, according to the National Weather Service.

Mean Sky Cover: reflects the approximate amount that the sky is covered with clouds, sunrise to sunset on a scale of 0 to 10

Index score: (100 = National Average) for an area is compared to the national average of 100. A score of 200 indicates twice the national average, while 50 indicates half the national average. Note: A higher Weather Index score represents better overall weather (higher number good). A higher Hail, Hurricane or Tornado Index means the chance of that weather event is higher (higher number bad).

Information is deemed reliable but not guaranteed. Demographic Information FAQ

Grand Rapids, MI 49504 2010 Avg. Monthly Low Temperatures

2010 Avg. Monthly Low Temperature Grand Rapids, MI 49504 Michigan United States
Avg. Annual Low Temperature 36.3 °F 37.5 °F N/A
Avg. January Low Temperature 15.0 °F 15.0 °F N/A
Avg. February Low Temperature 14.6 °F 15.8 °F N/A
Avg. March Low Temperature 22.6 °F 24.3 °F N/A
Avg. April Low Temperature 34.0 °F 35.3 °F N/A
Avg. May Low Temperature 44.1 °F 45.7 °F N/A
Avg. June Low Temperature 53.4 °F 55.3 °F N/A
Avg. July Low Temperature 57.9 °F 59.4 °F N/A
Avg. August Low Temperature 56.0 °F 57.8 °F N/A
Avg. September Low Temperature 48.9 °F 50.6 °F N/A
Avg. October Low Temperature 38.6 °F 40.2 °F N/A
Avg. November Low Temperature 29.9 °F 30.7 °F N/A
Avg. December Low Temperature 20.9 °F 20.3 °F N/A

The data for Grand Rapids, MI 49504 may also contain data for the following areas: Grand Rapids

Information is deemed reliable but not guaranteed. Demographic Information FAQ

Grand Rapids, MI 49504 2010 Avg. Monthly High Temperatures

2010 Avg. Monthly High Temperature Grand Rapids, MI 49504 Michigan United States
Avg. Annual High Temperature 57.6 °F 57.4 °F N/A
Avg. January High Temperature 30.0 °F 30.0 °F N/A
Avg. February High Temperature 31.9 °F 32.6 °F N/A
Avg. March High Temperature 41.7 °F 42.9 °F N/A
Avg. April High Temperature 57.8 °F 57.0 °F N/A
Avg. May High Temperature 69.9 °F 69.1 °F N/A
Avg. June High Temperature 79.4 °F 78.6 °F N/A
Avg. July High Temperature 83.7 °F 83.0 °F N/A
Avg. August High Temperature 81.4 °F 80.8 °F N/A
Avg. September High Temperature 73.7 °F 73.3 °F N/A
Avg. October High Temperature 61.8 °F 61.2 °F N/A
Avg. November High Temperature 46.2 °F 46.5 °F N/A
Avg. December High Temperature 34.3 °F 34.2 °F N/A

The data for Grand Rapids, MI 49504 may also contain data for the following areas: Grand Rapids

Information is deemed reliable but not guaranteed. Demographic Information FAQ

Grand Rapids, MI 49504 2010 Avg. Monthly Precipitation

2010 Avg. Monthly Precipitation Grand Rapids, MI 49504 Michigan United States
Avg. Annual Precipitation 36.66" 32.31" N/A
Avg. January Precipitation 2.25" 1.73" N/A
Avg. February Precipitation 1.63" 1.48" N/A
Avg. March Precipitation 2.54" 2.31" N/A
Avg. April Precipitation 3.30" 3.05" N/A
Avg. May Precipitation 3.32" 2.95" N/A
Avg. June Precipitation 3.55" 3.37" N/A
Avg. July Precipitation 3.22" 2.94" N/A
Avg. August Precipitation 4.01" 3.47" N/A
Avg. September Precipitation 4.00" 3.59" N/A
Avg. October Precipitation 2.93" 2.53" N/A
Avg. November Precipitation 3.22" 2.68" N/A
Avg. December Precipitation 2.69" 2.21" N/A

The data for Grand Rapids, MI 49504 may also contain data for the following areas: Grand Rapids

Information is deemed reliable but not guaranteed. Demographic Information FAQ