Delphos weather by month
What a typical year looks like in Delphos, Kansas: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Minneapolis, 18 km from Delphos; records cover 1892–2026.
The year at a glance
- Precipitation a year
- 31.7 in806 mm
- Snow a year
- 18 in45 cm
- Last spring freeze
- Apr 14
- First fall freeze
- Oct 20
- Heating degree days
- 5,152
- Cooling degree days
- 1,561
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 1°−17° (heating, 99%) and 105°41° (cooling, 1%).
Month by month
Delphos in January
Highs average 40°5° and lows 18°−8°, with 0.86 in22 mm of precipitation and 5 in12 cm of snow in a typical January.
- Record high
- 80°27° (1989)
- Record low
- −22°−30° (1913)
- Heating degree days
- 1106
- Cooling degree days
- 0
Delphos in February
Highs average 46°8° and lows 21°−6°, with 1.2 in29 mm of precipitation and 3 in9 cm of snow in a typical February.
- Record high
- 87°31° (1972)
- Record low
- −29°−34° (1899)
- Heating degree days
- 880
- Cooling degree days
- 0
Delphos in March
Highs average 57°14° and lows 31°−1°, with 1.9 in49 mm of precipitation and 2.2 in5.6 cm of snow in a typical March.
- Record high
- 97°36° (2026)
- Record low
- −13°−25° (1948)
- Heating degree days
- 659
- Cooling degree days
- 2
Delphos in April
Highs average 67°19° and lows 41°5°, with 2.4 in61 mm of precipitation and 0.9 in2.3 cm of snow in a typical April.
- Record high
- 101°38° (1989)
- Record low
- 8°−13° (1920)
- Heating degree days
- 349
- Cooling degree days
- 16
Delphos in May
Highs average 77°25° and lows 53°12°, with 5.2 in131 mm of precipitation in a typical May.
- Record high
- 104°40° (1934)
- Record low
- 21°−6° (1909)
- Heating degree days
- 114
- Cooling degree days
- 105
Delphos in June
Highs average 88°31° and lows 63°17°, with 4 in101 mm of precipitation in a typical June.
- Record high
- 113°45° (1980)
- Record low
- 40°4° (1946)
- Heating degree days
- 7
- Cooling degree days
- 320
Delphos in July
Highs average 93°34° and lows 68°20°, with 4.4 in112 mm of precipitation in a typical July.
- Record high
- 117°47° (1936)
- Record low
- 48°9° (1908)
- Heating degree days
- 0
- Cooling degree days
- 488
Delphos in August
Highs average 91°33° and lows 66°19°, with 4.2 in107 mm of precipitation in a typical August.
- Record high
- 119°48° (1936)
- Record low
- 41°5° (1893)
- Heating degree days
- 2
- Cooling degree days
- 408
Delphos in September
Highs average 83°28° and lows 57°14°, with 2.7 in68 mm of precipitation in a typical September.
- Record high
- 115°46° (1947)
- Record low
- 28°−2° (1912)
- Heating degree days
- 50
- Cooling degree days
- 191
Delphos in OctoberThis month
Highs average 70°21° and lows 43°6°, with 2.4 in61 mm of precipitation and 0.3 in0.8 cm of snow in a typical October.
- Record high
- 102°39° (1947)
- Record low
- 10°−12° (1917)
- Heating degree days
- 294
- Cooling degree days
- 30
Delphos in November
Highs average 55°13° and lows 31°−1°, with 1.2 in31 mm of precipitation and 1.6 in4.1 cm of snow in a typical November.
- Record high
- 87°31° (2006)
- Record low
- −4°−20° (1898)
- Heating degree days
- 667
- Cooling degree days
- 1
Delphos in December
Highs average 43°6° and lows 21°−6°, with 1.3 in33 mm of precipitation and 5 in11 cm of snow in a typical December.
- Record high
- 82°28° (1939)
- Record low
- −24°−31° (1989)
- Heating degree days
- 1024
- Cooling degree days
- 0