Climate · Fannett

Fannett, PA climate

Fannett has chilly, snowy winters and warm summers. A typical July afternoon reaches 84°, a January night drops to 21°, and about 31 inches of snow falls in a normal winter.

NOAA 1991-2020 climate normals Updated once a decade
July high
84°
1439th hottest of 3,547 Pennsylvania towns
January low
21°
1236th mildest of 3,547 Pennsylvania towns
Rain + melted snow
44 in
1543rd driest of 3,547 Pennsylvania towns
Snow a winter
31 in
1688th least snowy of 3,541 Pennsylvania towns
A normal year

What a year in Fannett feels like

Winter

40° / 23°
Typical high / low · 8 days with an inch or more of snow

Spring

61° / 40°
Typical high / low · Last frost around Apr 18

Summer

82° / 60°
Typical high / low · 19 days reach 90° in a normal year

Fall

64° / 43°
Typical high / low · First frost around Oct 25
Best months to be outsideMayJunJulAugSepOctHighs of 62–84° and lows of 40° or more
Month by month

Fannett weather by month

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

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January37°21°3.0" 10.0"1011 20° – 37°
February40°23°2.6" 8.0"911 20° – 39°
March49°30°3.8" 6.0"105 34° – 50°
April62°40°3.8" 0.3"110 47° – 56°
May72°49°4.2" 0120 56° – 67°
June80°58°4.3" 0110 65° – 72°
July84°62°3.9" 0100 68° – 77°
August82°61°3.7" 090 67° – 75°
September75°54°4.4" 090 61° – 68°
October64°43°3.7" 090 49° – 60°
November52°34°3.3" 1.0"80 36° – 48°
December41°26°3.4" 5.5"95 24° – 42°
Year62°42°44.1"30.8"11731

“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 Fannett

Fannett gets 44 inches of rain and melted snow a year. September is the wettest month and February the driest. Rain or snow falls on about 117 days a year. Snow covers the ground about 31 days of the year.

44 in
Rain + melted snow a year
More rain than 65% of U.S. towns
31 in
Snow in a normal winter
More snow than 58% of U.S. towns
31 days
With 1"+ of snow on the ground
More than 53% of U.S. towns

Rain + melted snow by month

Inches of water
4.4"

Snowfall by month

Inches of snow
10"
Frost & the growing season

About 188 frost-free days a year

In half of years the last 32° night comes by April 18 and the first one by October 25. That leaves about 188 frost-free days for gardens, longer than 62% of U.S. towns.

109
nights at or below 32° in a normal year
<1
nights below 0° in a normal year
19
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 Fannett

Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Fannett, 85% of that work is heating and 15% is cooling, so the furnace matters far more than the air conditioner.

85%heating
5,302 heating degree daysLess heating than 60% of U.S. towns
926 cooling degree daysMore cooling than 56% 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 Fannett

Fannett and its neighbors

Fannett borders 8 towns with climate data. January nights across them vary by 1.1°. Toboyne has the coldest January nights (21°) and Hopewell the hottest July afternoons (87°). Fannett’s January low is 21° and its July high 84°.

Upper Mifflin: January low 22°, July high 86°Tuscarora: January low 22°, July high 85°Jackson: January low 22°, July high 85°Southampton: January low 22°, July high 86°Hamilton: January low 22°, July high 87°Greene: January low 22°, July high 86°St. Thomas: January low 22°, July high 86°Southampton: January low 22°, July high 86°North Newton: January low 22°, July high 86°Cromwell: January low 21°, July high 86°Shirley: January low 21°, July high 86°Bratton: January low 20°, July high 83°Wayne: January low 21°, July high 85°Springfield: January low 21°, July high 85°Dublin: January low 21°, July high 85°Todd: January low 20°, July high 83°Peters: January low 22°, July high 87°Toboyne: January low 21°, July high 83°Lurgan: January low 22°, July high 86°Letterkenny: January low 22°, July high 86°Hopewell: January low 22°, July high 87°Tell: January low 21°, July high 85°Lack: January low 21°, July high 84°Dublin: January low 21°, July high 84°Metal: January low 21°, July high 85°Fannett: January low 21°, July high 84° FannettToboyneLurganLetterkennyHopewellTellLackDublinMetal
ColderMilder20° to 22°
Toboyne20.7° −0.2°
Fannett20.9°
Dublin20.9° same
Tell21.0° +0.1°
Lack21.2° +0.3°
Metal21.3° +0.4°
Lurgan21.7° +0.8°
Letterkenny21.7° +0.8°
Hopewell21.8° +0.9°

Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.

Compared with other towns

How Fannett compares

Summer heat84° July high
Cooler than 57% of U.S. towns1439th hottest of 3,547 Pennsylvania towns
Winter cold21° January low
Milder than 58% of U.S. towns1236th mildest of 3,547 Pennsylvania towns
Precipitation44" a year
Wetter than 65% of U.S. towns1543rd driest of 3,547 Pennsylvania towns
Snow31" a winter
Snowier than 58% of U.S. towns1688th least snowy of 3,541 Pennsylvania towns
Growing season188 frost-free days
Longer than 62% of U.S. towns678th longest of 3,547 Pennsylvania towns

Compared with every U.S. town and city on TownTapestry, each counted once.

Then and now

Warmer than it used to be

+1.5°1991–2020 average vs. the 20th century (1901–2000)

The last 30 years in Fannett averaged 1.5° warmer than the 1900s. The biggest change is in December (+2.6°). The shift is larger than in 72% of U.S. towns.

❄️ Winter+2.2° now 31°, was 29°
🌷 Spring+1.3° now 50°, was 49°
☀️ Summer+1.3° now 71°, was 70°
🍂 Fall+1.3° now 53°, was 52°

Change by month1991–2020 average minus 1901–2000 average, at Fannett’s spot on NOAA’s grid

Year to year

How much a month can swing

A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 20° to 39°. September is the most reliable, staying within 7°.

Coldest to warmest month in 30 yearsNormal
Questions

Common questions about Fannett’s climate

What is the coldest month in Fannett?

January, with a typical high of 37° and a low of 21°.

What is the hottest month in Fannett?

July, with a typical high of 84° and a low of 62°. About 19 days a year reach 90°.

How much snow does Fannett get?

About 31 inches in a normal winter, most of it in January.

When is the first frost in Fannett?

In half of years the first 32° night comes by October 25, and the last spring frost by April 18.

What is the rainiest month in Fannett?

September, with 4.4 inches of rain and melted snow. The year totals 44 inches.

Temperatures and rainfall come from NOAA’s gridded climate normals for Fannett itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Chambersburg 1 Ese, PA (16 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.

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