Frannie weather by month
What a typical year looks like in Frannie, Wyoming: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Lovell, 23 km from Frannie; records cover 1897–2026.
The year at a glance
- Precipitation a year
- 6.5 in164 mm
- Snow a year
- 13 in34 cm
- Last spring freeze
- May 11
- First fall freeze
- Sep 22
- Heating degree days
- 7,736
- Cooling degree days
- 453
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −15°−26° (heating, 99%) and 96°36° (cooling, 1%).
Month by month
Frannie in January
Highs average 31°−1° and lows 7°−14°, with 0.19 in4.8 mm of precipitation and 4 in9 cm of snow in a typical January.
- Record high
- 63°17° (1953)
- Record low
- −42°−41° (1924)
- Heating degree days
- 1421
- Cooling degree days
- 0
Frannie in February
Highs average 36°2° and lows 12°−11°, with 0.27 in6.9 mm of precipitation and 2.8 in7.1 cm of snow in a typical February.
- Record high
- 71°22° (1982)
- Record low
- −48°−44° (1899)
- Heating degree days
- 1145
- Cooling degree days
- 0
Frannie in March
Highs average 50°10° and lows 23°−5°, with 0.23 in5.8 mm of precipitation and 1.2 in3 cm of snow in a typical March.
- Record high
- 83°28° (2026)
- Record low
- −28°−33° (2019)
- Heating degree days
- 894
- Cooling degree days
- 0
Frannie in April
Highs average 58°14° and lows 31°0°, with 0.67 in17 mm of precipitation and 0.7 in1.8 cm of snow in a typical April.
- Record high
- 90°32° (1939)
- Record low
- −10°−23° (1936)
- Heating degree days
- 611
- Cooling degree days
- 0
Frannie in May
Highs average 67°19° and lows 42°5°, with 1.1 in28 mm of precipitation and 0.1 in0.3 cm of snow in a typical May.
- Record high
- 99°37° (1898)
- Record low
- 18°−8° (1954)
- Heating degree days
- 338
- Cooling degree days
- 10
Frannie in June
Highs average 78°25° and lows 50°10°, with 1.2 in30 mm of precipitation in a typical June.
- Record high
- 111°44° (1919)
- Record low
- 29°−2° (2012)
- Heating degree days
- 103
- Cooling degree days
- 70
Frannie in July
Highs average 87°30° and lows 56°13°, with 0.56 in14 mm of precipitation in a typical July.
- Record high
- 107°42° (1939)
- Record low
- 33°1° (1897)
- Heating degree days
- 16
- Cooling degree days
- 204
Frannie in August
Highs average 85°29° and lows 52°11°, with 0.29 in7.4 mm of precipitation in a typical August.
- Record high
- 105°41° (1979)
- Record low
- 28°−2° (1910)
- Heating degree days
- 35
- Cooling degree days
- 145
Frannie in September
Highs average 74°23° and lows 43°6°, with 0.79 in20 mm of precipitation and 0.1 in0.3 cm of snow in a typical September.
- Record high
- 99°37° (1978)
- Record low
- 14°−10° (1926)
- Heating degree days
- 215
- Cooling degree days
- 24
Frannie in OctoberThis month
Highs average 59°15° and lows 32°0°, with 0.74 in19 mm of precipitation and 0.8 in2 cm of snow in a typical October.
- Record high
- 89°32° (1938)
- Record low
- −8°−22° (1991)
- Heating degree days
- 614
- Cooling degree days
- 0
Frannie in November
Highs average 44°7° and lows 20°−7°, with 0.2 in5.1 mm of precipitation and 1.5 in3.8 cm of snow in a typical November.
- Record high
- 74°23° (1915)
- Record low
- −27°−33° (1919)
- Heating degree days
- 986
- Cooling degree days
- 0
Frannie in December
Highs average 33°0° and lows 10°−12°, with 0.2 in5.1 mm of precipitation and 2.6 in6.6 cm of snow in a typical December.
- Record high
- 66°19° (1995)
- Record low
- −43°−42° (1919)
- Heating degree days
- 1358
- Cooling degree days
- 0