Skip to main content

Weather Update for Produce Growers May 14, 2020

Authors: Annie Klodd and Natalie Hoidal, University of Minnesota Extension Educators for Fruit and Vegetable Production


Very little precipitation was accumulated between May 6 and May 12, 2020. Much of Minnesota is still below the average precipitation for this time of year, except for the western edge of the state.

Images: Maps showing precipitation through Minnesota for the week of May 6-12, 2020; and percent (%) normal precipitation between April 1-May 12, 2020. Source: MN DNR Weekmaps.  

Soil Temperatures

The Minnesota Department of Agriculture publishes daily updated soil temperatures for major field crop growing regions of the state. Data is compiled from MDA managed stations in the Southern half of the state, and NDAWN managed stations in the northern half. As such, the data is presented slightly differently. The following tables provide a snapshot of soil temperatures across the state. For more detailed info, see

Soil temperatures from MDA stations, data collected to 6’’ depth:

Station location
Nearest major town
Coldest soil temperature in the last 7 days (approx.)
Temperature as of 7:30am, May 14, 2020
Blue Earth
Albert Lea (Iowa border)
50.5 º F
53.1 º F
46 º F
52.7 º F
St. Peter / Belle Plaine
51 º F
54.5 º F
43.5 º F
46.1 º F
Soil temperatures from ND-managed stations in MN:

Station location
Nearest major town
Average bare soil temp on May 13
Average turf soil temp on May 13  (4’’)
Fargo / Moorhead
49 º F
47 º F
Thief River Falls
44 º F
38 º F
Roseau (Canada border)
45 º F
43 º F

Growing Degree Days

The map below shows modified growing degree days (MGDD) accumulated between April 1 and May 13, 2020, using a base temperatures of 50 degrees F. To read more about how the numbers were calculated for this map, please visit:
Image: MGDD map for Midwest. Courtesy Midwest Regional Climate Center.

Print Friendly and PDF