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Medicine Bow weather by month

What a typical year looks like in Medicine Bow, Wyoming: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Medicine Bow, 0 km from Medicine Bow; records cover 1881–2026.

Today’s Medicine Bow forecast

The year at a glance

January: typical high 31.3°F, low 10.3°F, precipitation 0.41 in. February: typical high 34.8°F, low 11.5°F, precipitation 0.63 in. March: typical high 45.6°F, low 18.1°F, precipitation 0.72 in. April: typical high 55.1°F, low 25°F, precipitation 1.38 in. May: typical high 64.8°F, low 33.3°F, precipitation 1.74 in. June: typical high 77.4°F, low 42.6°F, precipitation 1.38 in. July: typical high 85.3°F, low 48.3°F, precipitation 1.11 in. August: typical high 83°F, low 45.9°F, precipitation 0.82 in. September: typical high 73.6°F, low 36.3°F, precipitation 0.96 in. October: typical high 59.1°F, low 26.7°F, precipitation 1.01 in. November: typical high 42.8°F, low 17.6°F, precipitation 0.55 in. December: typical high 32.8°F, low 10.7°F, precipitation 0.49 in.−60°−51°−40°−40°−20°−29°0°−18°20°−7°40°4°60°16°80°27°100°38°31°0°10°−12°Jan35°2°12°−11°Feb46°8°18°−8°Mar55°13°25°−4°Apr65°18°33°1°May77°25°43°6°Jun85°30°48°9°Jul83°28°46°8°Aug74°23°36°2°Sep59°15°27°−3°Oct43°6°18°−8°Nov33°0°11°−12°DecPrecipitation
Bars: typical low to high (official normals, 1991–2020) Record high Record low
Precipitation a year
11.2 in284 mm
Snow a year
52 in131 cm
Last spring freeze
May 31
First fall freeze
Sep 12
Heating degree days
8,455
Cooling degree days
158

Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −13°−25° (heating, 99%) and 92°33° (cooling, 1%).

Month by month

Medicine Bow in January

Highs average 31°0° and lows 10°−12°, with 0.41 in10 mm of precipitation and 7 in17 cm of snow in a typical January.

Record high
58°14° (1981)
Record low
−46°−43° (1963)
Heating degree days
1370
Cooling degree days
0

Medicine Bow in February

Highs average 35°2° and lows 12°−11°, with 0.63 in16 mm of precipitation and 8 in20 cm of snow in a typical February.

Record high
61°16° (1962)
Record low
−44°−42° (2011)
Heating degree days
1172
Cooling degree days
0

Medicine Bow in March

Highs average 46°8° and lows 18°−8°, with 0.72 in18 mm of precipitation and 8 in19 cm of snow in a typical March.

Record high
79°26° (2026)
Record low
−22°−30° (1962)
Heating degree days
1028
Cooling degree days
0

Medicine Bow in April

Highs average 55°13° and lows 25°−4°, with 1.4 in35 mm of precipitation and 7 in19 cm of snow in a typical April.

Record high
80°27° (1981)
Record low
−10°−23° (1966)
Heating degree days
748
Cooling degree days
0

Medicine Bow in May

Highs average 65°18° and lows 33°1°, with 1.7 in44 mm of precipitation and 2.4 in6.1 cm of snow in a typical May.

Record high
90°32° (2002)
Record low
12°−11° (2008)
Heating degree days
495
Cooling degree days
0

Medicine Bow in June

Highs average 77°25° and lows 43°6°, with 1.4 in35 mm of precipitation in a typical June.

Record high
96°36° (1954)
Record low
23°−5° (1951)
Heating degree days
169
Cooling degree days
19

Medicine Bow in July

Highs average 85°30° and lows 48°9°, with 1.1 in28 mm of precipitation in a typical July.

Record high
98°37° (2026)
Record low
27°−3° (1999)
Heating degree days
32
Cooling degree days
87

Medicine Bow in August

Highs average 83°28° and lows 46°8°, with 0.82 in21 mm of precipitation in a typical August.

Record high
97°36° (2026)
Record low
27°−3° (1964)
Heating degree days
65
Cooling degree days
48

Medicine Bow in September

Highs average 74°23° and lows 36°2°, with 0.96 in24 mm of precipitation and 1.2 in3 cm of snow in a typical September.

Record high
92°33° (1978)
Record low
13°−11° (1976)
Heating degree days
306
Cooling degree days
4

Medicine Bow in OctoberThis month

Highs average 59°15° and lows 27°−3°, with 1 in26 mm of precipitation and 6 in14 cm of snow in a typical October.

Record high
81°27° (1976)
Record low
−13°−25° (1972)
Heating degree days
685
Cooling degree days
0

Medicine Bow in November

Highs average 43°6° and lows 18°−8°, with 0.55 in14 mm of precipitation and 7 in17 cm of snow in a typical November.

Record high
71°22° (1977)
Record low
−27°−33° (1952)
Heating degree days
1044
Cooling degree days
0

Medicine Bow in December

Highs average 33°0° and lows 11°−12°, with 0.49 in12 mm of precipitation and 7 in17 cm of snow in a typical December.

Record high
62°17° (2025)
Record low
−44°−42° (1964)
Heating degree days
1341
Cooling degree days
0