Traer weather by month
What a typical year looks like in Traer, Iowa: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Toledo 3n, 20 km from Traer; records cover 1894–2026.
The year at a glance
- Precipitation a year
- 35.3 in895 mm
- Snow a year
- 33 in83 cm
- Last spring freeze
- Apr 29
- First fall freeze
- Oct 8
- Heating degree days
- 7,114
- Cooling degree days
- 704
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −11°−24° (heating, 99%) and 93°34° (cooling, 1%).
Month by month
Traer in January
Highs average 27°−3° and lows 9°−13°, with 0.98 in25 mm of precipitation and 9 in22 cm of snow in a typical January.
- Record high
- 63°17° (2002)
- Record low
- −31°−35° (1912)
- Heating degree days
- 1454
- Cooling degree days
- 0
Traer in February
Highs average 32°0° and lows 13°−10°, with 1 in26 mm of precipitation and 8 in20 cm of snow in a typical February.
- Record high
- 75°24° (2024)
- Record low
- −34°−37° (1996)
- Heating degree days
- 1194
- Cooling degree days
- 0
Traer in March
Highs average 45°7° and lows 25°−4°, with 1.8 in45 mm of precipitation and 4 in11 cm of snow in a typical March.
- Record high
- 89°32° (2026)
- Record low
- −31°−35° (1962)
- Heating degree days
- 935
- Cooling degree days
- 1
Traer in April
Highs average 59°15° and lows 36°2°, with 3.5 in89 mm of precipitation and 1.1 in2.8 cm of snow in a typical April.
- Record high
- 95°35° (1980)
- Record low
- 5°−15° (1982)
- Heating degree days
- 530
- Cooling degree days
- 3
Traer in May
Highs average 70°21° and lows 48°9°, with 4.8 in122 mm of precipitation and 0.2 in0.5 cm of snow in a typical May.
- Record high
- 106°41° (1934)
- Record low
- 22°−6° (1907)
- Heating degree days
- 223
- Cooling degree days
- 42
Traer in June
Highs average 80°27° and lows 59°15°, with 5.6 in142 mm of precipitation in a typical June.
- Record high
- 105°41° (1934)
- Record low
- 34°1° (1903)
- Heating degree days
- 32
- Cooling degree days
- 158
Traer in July
Highs average 83°28° and lows 62°17°, with 4.1 in103 mm of precipitation in a typical July.
- Record high
- 109°43° (1901)
- Record low
- 40°4° (1900)
- Heating degree days
- 7
- Cooling degree days
- 238
Traer in August
Highs average 81°27° and lows 59°15°, with 4 in101 mm of precipitation in a typical August.
- Record high
- 108°42° (1936)
- Record low
- 34°1° (1915)
- Heating degree days
- 19
- Cooling degree days
- 180
Traer in September
Highs average 75°24° and lows 51°10°, with 3.5 in88 mm of precipitation in a typical September.
- Record high
- 103°39° (1899)
- Record low
- 17°−8° (1899)
- Heating degree days
- 134
- Cooling degree days
- 73
Traer in OctoberThis month
Highs average 62°17° and lows 39°4°, with 2.8 in72 mm of precipitation and 0.4 in1 cm of snow in a typical October.
- Record high
- 95°35° (1938)
- Record low
- −8°−22° (1925)
- Heating degree days
- 460
- Cooling degree days
- 9
Traer in November
Highs average 46°8° and lows 27°−3°, with 2 in51 mm of precipitation and 1.8 in4.6 cm of snow in a typical November.
- Record high
- 82°28° (1968)
- Record low
- −10°−23° (1976)
- Heating degree days
- 861
- Cooling degree days
- 0
Traer in December
Highs average 33°0° and lows 16°−9°, with 1.2 in30 mm of precipitation and 9 in22 cm of snow in a typical December.
- Record high
- 73°23° (2021)
- Record low
- −28°−33° (1914)
- Heating degree days
- 1265
- Cooling degree days
- 0