Granby weather by month
What a typical year looks like in Granby, Missouri: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at NEOSHO, 11 km from Granby; records cover 1893–2026.
The year at a glance
- Precipitation a year
- 50 in1269 mm
- Snow a year
- 8 in21 cm
- Last spring freeze
- Apr 12
- First fall freeze
- Oct 26
- Heating degree days
- 3,975
- Cooling degree days
- 1,680
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 5°−15° (heating, 99%) and 98°37° (cooling, 1%).
Month by month
Granby in January
Highs average 46°8° and lows 25°−4°, with 2.6 in65 mm of precipitation and 2.8 in7.1 cm of snow in a typical January.
- Record high
- 78°26° (1911)
- Record low
- −31°−35° (1930)
- Heating degree days
- 905
- Cooling degree days
- 0
Granby in February
Highs average 51°11° and lows 29°−2°, with 2.4 in61 mm of precipitation and 0.9 in2.3 cm of snow in a typical February.
- Record high
- 87°31° (1996)
- Record low
- −30°−34° (1899)
- Heating degree days
- 702
- Cooling degree days
- 1
Granby in March
Highs average 60°16° and lows 38°3°, with 3.7 in94 mm of precipitation and 2 in5.1 cm of snow in a typical March.
- Record high
- 93°34° (1907)
- Record low
- −11°−24° (1948)
- Heating degree days
- 505
- Cooling degree days
- 9
Granby in April
Highs average 70°21° and lows 47°8°, with 5.3 in135 mm of precipitation in a typical April.
- Record high
- 95°35° (1987)
- Record low
- 6°−14° (1957)
- Heating degree days
- 240
- Cooling degree days
- 41
Granby in May
Highs average 77°25° and lows 57°14°, with 6.7 in171 mm of precipitation in a typical May.
- Record high
- 97°36° (1911)
- Record low
- 25°−4° (1903)
- Heating degree days
- 73
- Cooling degree days
- 138
Granby in June
Highs average 85°30° and lows 66°19°, with 5.7 in145 mm of precipitation in a typical June.
- Record high
- 105°41° (1894)
- Record low
- 38°3° (1988)
- Heating degree days
- 5
- Cooling degree days
- 326
Granby in July
Highs average 90°32° and lows 70°21°, with 4.2 in107 mm of precipitation in a typical July.
- Record high
- 112°44° (1954)
- Record low
- 44°7° (1970)
- Heating degree days
- 0
- Cooling degree days
- 468
Granby in August
Highs average 89°32° and lows 68°20°, with 3.7 in93 mm of precipitation in a typical August.
- Record high
- 109°43° (1936)
- Record low
- 40°4° (1915)
- Heating degree days
- 1
- Cooling degree days
- 430
Granby in September
Highs average 82°28° and lows 60°15°, with 5 in127 mm of precipitation in a typical September.
- Record high
- 105°41° (1939)
- Record low
- 27°−3° (1984)
- Heating degree days
- 34
- Cooling degree days
- 213
Granby in OctoberThis month
Highs average 72°22° and lows 48°9°, with 4.1 in105 mm of precipitation in a typical October.
- Record high
- 95°35° (1939)
- Record low
- 14°−10° (1917)
- Heating degree days
- 214
- Cooling degree days
- 48
Granby in November
Highs average 60°15° and lows 38°3°, with 3.7 in94 mm of precipitation and 0.1 in0.3 cm of snow in a typical November.
- Record high
- 86°30° (2023)
- Record low
- 4°−16° (1932)
- Heating degree days
- 496
- Cooling degree days
- 5
Granby in December
Highs average 49°10° and lows 29°−2°, with 2.9 in73 mm of precipitation and 2.3 in5.8 cm of snow in a typical December.
- Record high
- 80°27° (2025)
- Record low
- −23°−31° (1917)
- Heating degree days
- 800
- Cooling degree days
- 1