Merrifield weather by month
What a typical year looks like in Merrifield, Minnesota: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Pine River Dam, 23 km from Merrifield; records cover 1896–2026.
The year at a glance
- Precipitation a year
- 28.8 in731 mm
- Snow a year
- 39 in100 cm
- Last spring freeze
- May 5
- First fall freeze
- Oct 3
- Heating degree days
- 8,953
- Cooling degree days
- 407
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −23°−31° (heating, 99%) and 90°32° (cooling, 1%).
Month by month
Merrifield in January
Highs average 19°−7° and lows −1°−18°, with 0.77 in20 mm of precipitation and 7 in19 cm of snow in a typical January.
- Record high
- 57°14° (1973)
- Record low
- −53°−47° (1912)
- Heating degree days
- 1734
- Cooling degree days
- 0
Merrifield in February
Highs average 25°−4° and lows 3°−16°, with 0.73 in19 mm of precipitation and 8 in20 cm of snow in a typical February.
- Record high
- 59°15° (1907)
- Record low
- −51°−46° (1907)
- Heating degree days
- 1431
- Cooling degree days
- 0
Merrifield in March
Highs average 38°3° and lows 16°−9°, with 1.4 in35 mm of precipitation and 6 in15 cm of snow in a typical March.
- Record high
- 82°28° (1910)
- Record low
- −41° (1948)
- Heating degree days
- 1173
- Cooling degree days
- 0
Merrifield in April
Highs average 52°11° and lows 30°−1°, with 2.1 in53 mm of precipitation and 3 in8 cm of snow in a typical April.
- Record high
- 96°36° (1980)
- Record low
- −8°−22° (1954)
- Heating degree days
- 725
- Cooling degree days
- 0
Merrifield in May
Highs average 66°19° and lows 44°6°, with 3.7 in93 mm of precipitation and 0.1 in0.3 cm of snow in a typical May.
- Record high
- 103°39° (1934)
- Record low
- 4°−16° (1909)
- Heating degree days
- 340
- Cooling degree days
- 16
Merrifield in June
Highs average 75°24° and lows 54°12°, with 4.5 in114 mm of precipitation in a typical June.
- Record high
- 100°38° (1921)
- Record low
- 24°−4° (1925)
- Heating degree days
- 85
- Cooling degree days
- 78
Merrifield in July
Highs average 80°27° and lows 60°15°, with 4.3 in109 mm of precipitation in a typical July.
- Record high
- 104°40° (1917)
- Record low
- 32°0° (1925)
- Heating degree days
- 22
- Cooling degree days
- 168
Merrifield in August
Highs average 78°25° and lows 57°14°, with 3.2 in81 mm of precipitation in a typical August.
- Record high
- 101°38° (1976)
- Record low
- 29°−2° (1925)
- Heating degree days
- 37
- Cooling degree days
- 116
Merrifield in September
Highs average 69°21° and lows 48°9°, with 2.8 in72 mm of precipitation in a typical September.
- Record high
- 99°37° (1931)
- Record low
- 17°−8° (1934)
- Heating degree days
- 218
- Cooling degree days
- 28
Merrifield in OctoberThis month
Highs average 54°12° and lows 36°2°, with 2.9 in73 mm of precipitation and 1 in2.5 cm of snow in a typical October.
- Record high
- 88°31° (1953)
- Record low
- 0°−18° (1925)
- Heating degree days
- 621
- Cooling degree days
- 1
Merrifield in November
Highs average 38°3° and lows 22°−6°, with 1.4 in36 mm of precipitation and 4 in10 cm of snow in a typical November.
- Record high
- 76°24° (1975)
- Record low
- −26°−32° (1905)
- Heating degree days
- 1053
- Cooling degree days
- 0
Merrifield in December
Highs average 24°−4° and lows 8°−13°, with 1 in26 mm of precipitation and 10 in25 cm of snow in a typical December.
- Record high
- 60°16° (1962)
- Record low
- −47°−44° (1933)
- Heating degree days
- 1514
- Cooling degree days
- 0