Climate · Lower Oxford

Lower Oxford, PA climate

Lower Oxford has chilly winters and warm summers, with plenty of rain. A typical July afternoon reaches 86°, a January night drops to 23°, and about 18 inches of snow falls in a normal winter.

NOAA 1991-2020 climate normals Updated once a decade
July high
86°
699th hottest of 3,547 Pennsylvania towns
January low
23°
204th mildest of 3,547 Pennsylvania towns
Rain + melted snow
49 in
271st wettest of 3,547 Pennsylvania towns
Snow a winter
18 in
192nd least snowy of 3,541 Pennsylvania towns
A normal year

What a year in Lower Oxford feels like

Winter

42° / 25°
Typical high / low · 5 days with an inch or more of snow

Spring

62° / 41°
Typical high / low · Last frost around Apr 26

Summer

83° / 63°
Typical high / low · 23 days reach 90° in a normal year

Fall

66° / 45°
Typical high / low · First frost around Oct 22
Best months to be outsideAprMayJunAugSepOctHighs of 62–84° and lows of 40° or more
Month by month

Lower Oxford 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
January40°23°3.4" 5.0"115 23° – 39°
February43°24°2.8" 7.1"105 22° – 41°
March51°31°4.3" 2.6"112 35° – 50°
April64°41°3.9" 0.1"110 48° – 57°
May73°51°3.8" 0120 57° – 67°
June81°60°4.8" 0110 67° – 74°
July86°65°4.9" 0110 71° – 78°
August84°63°4.5" 0100 69° – 76°
September77°56°4.9" 090 64° – 70°
October66°44°4.3" 090 50° – 62°
November55°35°3.4" 0.3"90 39° – 49°
December44°27°4.1" 3.0"112 28° – 47°
Year63°43°49.2"18.1"12414

“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 Lower Oxford

Lower Oxford gets 49 inches of rain and melted snow a year. July is the wettest month and February the driest. Rain or snow falls on about 124 days a year. Snow covers the ground about 14 days of the year.

49 in
Rain + melted snow a year
More rain than 86% of U.S. towns
18 in
Snow in a normal winter
Less snow than 60% of U.S. towns
14 days
With 1"+ of snow on the ground
Fewer than 64% of U.S. towns

Rain + melted snow by month

Inches of water
4.9"

Snowfall by month

Inches of snow
7.1"
Frost & the growing season

About 179 frost-free days a year

In half of years the last 32° night comes by April 26 and the first one by October 22. That leaves about 179 frost-free days for gardens, longer than 51% of U.S. towns.

125
nights at or below 32° in a normal year
2
nights below 0° in a normal year
23
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 Lower Oxford

Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Lower Oxford, 86% of that work is heating and 14% is cooling, so the furnace matters far more than the air conditioner.

86%heating
5,357 heating degree daysLess heating than 59% of U.S. towns
897 cooling degree daysMore cooling than 54% 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 Lower Oxford

Lower Oxford and its neighbors

Lower Oxford borders 7 towns with climate data. January nights across them vary by 0.5°. Colerain has the coldest January nights (22°) and Little Britain the hottest July afternoons (86°). Lower Oxford’s January low is 23° and its July high 86°.

Londonderry: January low 22°, July high 85°Sadsbury: January low 22°, July high 85°West Fallowfield: January low 22°, July high 85°East Drumore: January low 22°, July high 85°Bart: January low 22°, July high 85°Eden: January low 22°, July high 85°West Nottingham: January low 23°, July high 86°Fulton: January low 23°, July high 86°London Grove: January low 23°, July high 86°Elk: January low 23°, July high 86°Franklin: January low 23°, July high 86°Upper Oxford: January low 22°, July high 86°Colerain: January low 22°, July high 86°Little Britain: January low 23°, July high 86°Penn: January low 23°, July high 86°Oxford: January low 23°, July high 86°East Nottingham: January low 23°, July high 86°New London: January low 23°, July high 86°Lower Oxford: January low 23°, July high 86° Lower OxfordUpper OxfordColerainLittle BritainPennOxfordEast NottinghamNew London
ColderMilder22° to 23°
Colerain22.3° −0.3°
Upper Oxford22.4° −0.2°
Lower Oxford22.6°
Penn22.6° same
Little Britain22.7° +0.1°
Oxford22.7° +0.1°
East Nottingham22.7° +0.1°
New London22.8° +0.2°

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

Compared with other towns

How Lower Oxford compares

Summer heat86° July high
Hotter than 55% of U.S. towns699th hottest of 3,547 Pennsylvania towns
Winter cold23° January low
Milder than 65% of U.S. towns204th mildest of 3,547 Pennsylvania towns
Precipitation49" a year
Wetter than 86% of U.S. towns271st wettest of 3,547 Pennsylvania towns
Snow18" a winter
Less snow than 60% of U.S. towns192nd least snowy of 3,541 Pennsylvania towns
Growing season179 frost-free days
Longer than 51% of U.S. towns1226th 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

+1.9°1991–2020 average vs. the 20th century (1901–2000)

The last 30 years in Lower Oxford averaged 1.9° warmer than the 1900s. The biggest change is in December (+3.5°). The shift is larger than in 91% of U.S. towns.

❄️ Winter+2.8° now 33°, was 31°
🌷 Spring+1.5° now 52°, was 50°
☀️ Summer+1.5° now 73°, was 71°
🍂 Fall+1.7° now 55°, was 54°

Change by month1991–2020 average minus 1901–2000 average, at Lower Oxford’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 22° to 41°. September is the most reliable, staying within 6°.

Coldest to warmest month in 30 yearsNormal
Questions

Common questions about Lower Oxford’s climate

What is the coldest month in Lower Oxford?

January, with a typical high of 40° and a low of 23°.

What is the hottest month in Lower Oxford?

July, with a typical high of 86° and a low of 65°. About 23 days a year reach 90°.

How much snow does Lower Oxford get?

About 18 inches in a normal winter, most of it in February.

When is the first frost in Lower Oxford?

In half of years the first 32° night comes by October 22, and the last spring frost by April 26.

What is the rainiest month in Lower Oxford?

July, with 4.9 inches of rain and melted snow. The year totals 49 inches.

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

The coffee’s on

Where to, neighbor?

You’re in Lower Oxford, PAChester CountyView boundary

Nearby

All towns & citiesExplore the map
Loading boundary…

Lower Oxford is your selected town. The feed includes posts assigned to this town, not a distance radius or ZIP code.

Neighborhoods narrow the feed further, while townwide announcements, events, and issues remain visible.

Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/15 · 2025-01-01