Climate · Bowmanstown

Bowmanstown, PA climate

Bowmanstown has chilly winters and warm summers, with plenty of rain. A typical July afternoon reaches 85°, a January night drops to 19°, and about 27 inches of snow falls in a normal winter.

NOAA 1991-2020 climate normals Updated once a decade
July high
85°
951st hottest of 3,547 Pennsylvania towns
January low
19°
1325th coldest of 3,547 Pennsylvania towns
Rain + melted snow
51 in
111th wettest of 3,547 Pennsylvania towns
Snow a winter
27 in
1096th least snowy of 3,541 Pennsylvania towns
A normal year

What a year in Bowmanstown feels like

Winter

39° / 21°
Typical high / low · 9 days with an inch or more of snow

Spring

61° / 37°
Typical high / low · Last frost around Apr 21

Summer

83° / 59°
Typical high / low · 4 days reach 90° in a normal year

Fall

64° / 41°
Typical high / low · First frost around Oct 23
Best months to be outsideMayJunAugSepOctHighs of 62–84° and lows of 40° or more
Month by month

Bowmanstown weather by month

Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.

MonthHighLowRain + meltSnowWet days30-yr range
January37°19°3.6" 7.8"11 18° – 36°
February40°20°2.8" 9.8"9 18° – 37°
March49°27°3.9" 6.3"10 31° – 48°
April62°37°4.0" 0.4"11 45° – 54°
May72°47°4.0" 014 55° – 65°
June80°56°5.1" 013 64° – 71°
July85°61°5.1" 012 68° – 77°
August83°59°4.8" 011 67° – 74°
September76°52°5.1" 010 60° – 68°
October64°40°4.5" 011 47° – 59°
November52°31°3.7" 0.3"10 36° – 46°
December42°24°4.2" 2.7"11 25° – 44°
Year62°39°50.7"27.3"132

“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.

Rain & snow

Rain and snow in Bowmanstown

Bowmanstown gets 51 inches of rain and melted snow a year. September is the wettest month and February the driest. Rain or snow falls on about 132 days a year.

51 in
Rain + melted snow a year
More rain than 89% of U.S. towns
27 in
Snow in a normal winter
More snow than 53% of U.S. towns
132 days
With rain or snow (0.01"+)

Rain + melted snow by month

Inches of water
5.1"

Snowfall by month

Inches of snow
9.8"
Frost & the growing season

About 184 frost-free days a year

In half of years the last 32° night comes by April 21 and the first one by October 23. That leaves about 184 frost-free days for gardens, longer than 57% of U.S. towns.

132
nights at or below 32° in a normal year
3
nights below 0° in a normal year
4
days that reach 90° in a normal year

Freezing nights by month

Average nights at or below 32°

90° days by month

Average days at 90° or more
Heating & cooling

Heating and cooling a home in Bowmanstown

Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Bowmanstown, 91% of that work is heating and 9% is cooling, so the furnace matters far more than the air conditioner.

91%heating
6,027 heating degree daysMore heating than 56% of U.S. towns
581 cooling degree daysLess cooling than 71% of U.S. towns

Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.

Around Bowmanstown

Bowmanstown and its neighbors

Bowmanstown borders 3 towns with climate data. January nights across them vary by 0.4°. Lower Towamensing has the coldest January nights (19°) and East Penn the hottest July afternoons (85°). Bowmanstown’s January low is 19° and its July high 85°.

Lehigh: January low 19°, July high 85°Towamensing: January low 18°, July high 84°Eldred: January low 18°, July high 84°Moore: January low 19°, July high 84°Mahoning: January low 19°, July high 85°Parryville: January low 19°, July high 85°Heidelberg: January low 20°, July high 85°Washington: January low 19°, July high 85°West Penn: January low 19°, July high 84°Lower Towamensing: January low 19°, July high 85°East Penn: January low 19°, July high 85°Palmerton: January low 19°, July high 85°Bowmanstown: January low 19°, July high 85° BowmanstownLower TowamensingEast PennPalmerton
ColderMilder18° to 20°
Bowmanstown18.6°
Palmerton18.6° same