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Frontenac weather by month

What a typical year looks like in Frontenac, Kansas: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at PITTSBURG, 8 km from Frontenac; records cover 1950–2026.

Today’s Frontenac forecast

The year at a glance

January: typical high 42.7°F, low 23.8°F, precipitation 1.77 in. February: typical high 48.3°F, low 28.2°F, precipitation 2.1 in. March: typical high 58.7°F, low 36.7°F, precipitation 3.24 in. April: typical high 68°F, low 46°F, precipitation 5.06 in. May: typical high 76.4°F, low 55.6°F, precipitation 7.13 in. June: typical high 85.5°F, low 65.2°F, precipitation 6.07 in. July: typical high 90.2°F, low 70.1°F, precipitation 4.5 in. August: typical high 89.8°F, low 67.9°F, precipitation 3.64 in. September: typical high 82.2°F, low 59.7°F, precipitation 5.18 in. October: typical high 70°F, low 47.7°F, precipitation 3.61 in. November: typical high 57.2°F, low 35.6°F, precipitation 3.29 in. December: typical high 46°F, low 27.5°F, precipitation 2.3 in.−20°−29°0°−18°20°−7°40°4°60°16°80°27°100°38°120°49°43°6°24°−5°Jan48°9°28°−2°Feb59°15°37°3°Mar68°20°46°8°Apr76°25°56°13°May86°30°65°18°Jun90°32°70°21°Jul90°32°68°20°Aug82°28°60°15°Sep70°21°48°9°Oct57°14°36°2°Nov46°8°28°−2°DecPrecipitation
Bars: typical low to high (official normals, 1991–2020) Record high Record low
Precipitation a year
47.9 in1216 mm
Snow a year
10 in24 cm
Last spring freeze
Apr 3
First fall freeze
Nov 1
Heating degree days
4,338
Cooling degree days
1,621

Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 8°−13° (heating, 99%) and 101°38° (cooling, 1%).

Month by month

Frontenac in January

Highs average 43°6° and lows 24°−5°, with 1.8 in45 mm of precipitation and 3 in9 cm of snow in a typical January.

Record high
74°23° (2006)
Record low
−6°−21° (2014)
Heating degree days
984
Cooling degree days
0

Frontenac in February

Highs average 48°9° and lows 28°−2°, with 2.1 in53 mm of precipitation and 1 in2.5 cm of snow in a typical February.

Record high
82°28° (1956)
Record low
−12°−24° (1951)
Heating degree days
749
Cooling degree days
0

Frontenac in March

Highs average 59°15° and lows 37°3°, with 3.2 in82 mm of precipitation and 1.6 in4.1 cm of snow in a typical March.

Record high
94°34° (2026)
Record low
2°−17° (2014)
Heating degree days
544
Cooling degree days
8

Frontenac in April

Highs average 68°20° and lows 46°8°, with 5.1 in129 mm of precipitation in a typical April.

Record high
94°34° (2006)
Record low
20°−7° (1954)
Heating degree days
265
Cooling degree days
25

Frontenac in May

Highs average 76°25° and lows 56°13°, with 7.1 in181 mm of precipitation in a typical May.

Record high
94°34° (1951)
Record low
32°0° (1954)
Heating degree days
92
Cooling degree days
123

Frontenac in June

Highs average 86°30° and lows 65°18°, with 6.1 in154 mm of precipitation in a typical June.

Record high
105°41° (1952)
Record low
47°8° (1954)
Heating degree days
3
Cooling degree days
313

Frontenac in July

Highs average 90°32° and lows 70°21°, with 4.5 in114 mm of precipitation in a typical July.

Record high
115°46° (1954)
Record low
52°11° (1950)
Heating degree days
0
Cooling degree days
469

Frontenac in August

Highs average 90°32° and lows 68°20°, with 3.6 in92 mm of precipitation in a typical August.

Record high
109°43° (2011)
Record low
46°8° (1950)
Heating degree days
0
Cooling degree days
429

Frontenac in September

Highs average 82°28° and lows 60°15°, with 5.2 in132 mm of precipitation in a typical September.

Record high
106°41° (2000)
Record low
38°3° (1954)
Heating degree days
28
Cooling degree days
206

Frontenac in OctoberThis month

Highs average 70°21° and lows 48°9°, with 3.6 in92 mm of precipitation in a typical October.

Record high
96°36° (1952)
Record low
20°−7° (1952)
Heating degree days
235
Cooling degree days
44

Frontenac in November

Highs average 57°14° and lows 36°2°, with 3.3 in84 mm of precipitation and 0.6 in1.5 cm of snow in a typical November.

Record high
85°29° (2023)
Record low
9°−13° (1950)
Heating degree days
562
Cooling degree days
4

Frontenac in December

Highs average 46°8° and lows 28°−2°, with 2.3 in58 mm of precipitation and 2.9 in7.4 cm of snow in a typical December.

Record high
78°26° (2025)
Record low
−6°−21° (2022)
Heating degree days
876
Cooling degree days
0