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Average Soil Temperature in Riverdale, MD — September 2025

Data from Powder Mill (5.2 mi away) • 30 of 30 days reported

Monthly Summary by Depth

2" depth
68.7°F
avg
66.2°F – 72.1°F
30 days
4" depth
70.1°F
avg
66.7°F – 73.9°F
30 days
8" depth
69.3°F
avg
66.7°F – 72.7°F
30 days
20" depth
68.9°F
avg
67.1°F – 70.9°F
30 days
40" depth
68.4°F
avg
67.6°F – 69.4°F
30 days

Daily Readings

Date2"4"8"20"40"
Sep 169.4°F71.6°F70.3°F69.6°F69.4°F
Sep 268.2°F69.6°F69.4°F69.3°F69.3°F
Sep 369.1°F71.2°F70.2°F69.3°F69.1°F
Sep 470.2°F72.3°F70.9°F69.6°F68.9°F
Sep 571.2°F73.9°F72.1°F70.2°F68.9°F
Sep 672.1°F73.9°F72.7°F70.9°F69.3°F
Sep 768.4°F69.8°F69.4°F70.3°F69.4°F
Sep 866.4°F67.3°F67.5°F68.9°F69.1°F
Sep 966.9°F68.2°F67.3°F67.8°F68.5°F
Sep 1067.6°F68.5°F67.6°F67.6°F68.4°F
Sep 1167.8°F68.9°F68.7°F68.5°F68.2°F
Sep 1267.6°F68.9°F68.4°F68.4°F68.2°F
Sep 1368.2°F69.6°F68.9°F68.4°F68°F
Sep 1469.1°F70.7°F69.8°F68.9°F68°F
Sep 1568.4°F69.6°F68.9°F68.7°F68.2°F
Sep 1666.2°F66.7°F66.7°F68°F68°F
Sep 1766.7°F67.5°F66.7°F67.1°F67.8°F
Sep 1868.5°F69.8°F68.9°F68.2°F67.6°F
Sep 1969.8°F71.6°F69.8°F68.5°F67.6°F
Sep 2068°F69.3°F68.7°F68.5°F67.8°F
Sep 2167.8°F68.9°F68.5°F68.4°F68°F
Sep 2268°F69.3°F68.9°F68.2°F67.8°F
Sep 2369.4°F71.2°F69.8°F68.4°F67.8°F
Sep 2469.6°F71.2°F70°F68.7°F67.8°F
Sep 2570.2°F71.6°F70.7°F69.4°F68°F
Sep 2670.2°F71.6°F70.5°F69.6°F68.2°F
Sep 2769.8°F71.1°F70.2°F69.4°F68.4°F
Sep 2869.8°F71.1°F70.3°F69.8°F68.4°F
Sep 2969.4°F70.5°F69.6°F69.1°F68.4°F
Sep 3068°F68.9°F68.7°F68.9°F68.4°F
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