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Castle Shannon, PA vs Los Angeles, CA weather comparison

Castle Shannon

PA

Castle Shannon picks up around 29 more inches of snow each winter.

Los Angeles has around 107 fewer freezing nights a year. Los Angeles sees rain or snow on roughly 128 fewer days each year.

The year at a glance

Averages from 30 years of climate history, 1991-2020

Annual weather statistics for Castle Shannon, PA and Los Angeles, CA
Castle ShannonMetricLos Angeles
161 daysSunny daysclear or partly cloudy skies300 days
49 inPrecipitationper year13 in
158 daysWet daysrain or snow per year30 days
29 inSnowfallper year0 in
10 daysHot daysabove 90 °F7 days
107 daysFreezing nightsat or below 32 °F0 days
73%Humidityaverage relative65%
52 °FAverage temperatureyear round64 °F

Monthly temperatures

Average daily high and low for each month, in °F. The gap between the two lines is what an ordinary day feels like across the year.

Castle ShannonLos Angeles

Daily highs

406080JanMarMayJulSepNovCastle Shannon, Jan: 37 °FCastle Shannon, Feb: 40 °FCastle Shannon, Mar: 50 °FCastle Shannon, Apr: 63 °FCastle Shannon, May: 72 °FCastle Shannon, Jun: 80 °FCastle Shannon, Jul: 84 °FCastle Shannon, Aug: 82 °FCastle Shannon, Sep: 76 °FCastle Shannon, Oct: 64 °FCastle Shannon, Nov: 52 °FCastle Shannon, Dec: 42 °FLos Angeles, Jan: 67 °FLos Angeles, Feb: 66 °FLos Angeles, Mar: 68 °FLos Angeles, Apr: 70 °FLos Angeles, May: 71 °FLos Angeles, Jun: 74 °FLos Angeles, Jul: 77 °FLos Angeles, Aug: 79 °FLos Angeles, Sep: 78 °FLos Angeles, Oct: 76 °FLos Angeles, Nov: 71 °FLos Angeles, Dec: 66 °F

Daily lows

204060JanMarMayJulSepNovCastle Shannon, Jan: 22 °FCastle Shannon, Feb: 23 °FCastle Shannon, Mar: 30 °FCastle Shannon, Apr: 41 °FCastle Shannon, May: 51 °FCastle Shannon, Jun: 59 °FCastle Shannon, Jul: 64 °FCastle Shannon, Aug: 62 °FCastle Shannon, Sep: 55 °FCastle Shannon, Oct: 44 °FCastle Shannon, Nov: 35 °FCastle Shannon, Dec: 27 °FLos Angeles, Jan: 48 °FLos Angeles, Feb: 49 °FLos Angeles, Mar: 51 °FLos Angeles, Apr: 53 °FLos Angeles, May: 57 °FLos Angeles, Jun: 60 °FLos Angeles, Jul: 63 °FLos Angeles, Aug: 64 °FLos Angeles, Sep: 62 °FLos Angeles, Oct: 58 °FLos Angeles, Nov: 52 °FLos Angeles, Dec: 47 °F
View monthly temperatures as a table
Monthly temperatures (°F)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Castle Shannon high374050637280848276645242
Los Angeles high676668707174777978767166
Castle Shannon low222330415159646255443527
Los Angeles low484951535760636462585247

Monthly precipitation

Total rain plus melted snow for each month, in inches. Taller bars mean wetter months.

Castle ShannonLos Angeles
0.02.04.0JanMarMayJulSepNovCastle Shannon, Jan: 3.6 inCastle Shannon, Feb: 3.2 inCastle Shannon, Mar: 4.4 inCastle Shannon, Apr: 4.6 inCastle Shannon, May: 5.0 inCastle Shannon, Jun: 5.2 inCastle Shannon, Jul: 5.0 inCastle Shannon, Aug: 3.8 inCastle Shannon, Sep: 3.9 inCastle Shannon, Oct: 3.6 inCastle Shannon, Nov: 3.5 inCastle Shannon, Dec: 3.5 inLos Angeles, Jan: 3.1 inLos Angeles, Feb: 3.3 inLos Angeles, Mar: 2.2 inLos Angeles, Apr: 0.7 inLos Angeles, May: 0.3 inLos Angeles, Jun: 0.1 inLos Angeles, Jul: 0.1 inLos Angeles, Aug: 0.0 inLos Angeles, Sep: 0.1 inLos Angeles, Oct: 0.6 inLos Angeles, Nov: 0.7 inLos Angeles, Dec: 2.0 in
View monthly precipitation as a table
Monthly precipitation (inches)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Castle Shannon3.63.24.44.65.05.25.03.83.93.63.53.5
Los Angeles3.13.32.20.70.30.10.10.00.10.60.72.0

Monthly sunny days

Days each month with clear or partly cloudy skies, so compare the same month between cities.

Castle ShannonLos Angeles
0102030JanMarMayJulSepNovCastle Shannon, Jan: 8 daysCastle Shannon, Feb: 8 daysCastle Shannon, Mar: 12 daysCastle Shannon, Apr: 13 daysCastle Shannon, May: 14 daysCastle Shannon, Jun: 16 daysCastle Shannon, Jul: 18 daysCastle Shannon, Aug: 19 daysCastle Shannon, Sep: 18 daysCastle Shannon, Oct: 16 daysCastle Shannon, Nov: 12 daysCastle Shannon, Dec: 8 daysLos Angeles, Jan: 20 daysLos Angeles, Feb: 18 daysLos Angeles, Mar: 22 daysLos Angeles, Apr: 25 daysLos Angeles, May: 26 daysLos Angeles, Jun: 28 daysLos Angeles, Jul: 30 daysLos Angeles, Aug: 30 daysLos Angeles, Sep: 29 daysLos Angeles, Oct: 27 daysLos Angeles, Nov: 24 daysLos Angeles, Dec: 22 days
View monthly sunny days as a table
Monthly sunny days (days)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Castle Shannon881213141618191816128
Los Angeles201822252628303029272422

Keep comparing

Nearby cities and popular picks for each side of this matchup. Any two cities can be compared from the home page.

About this data

Every figure on this page is a 30 year average computed from daily climate history for 1991-2020, using each city's own coordinates. Wet days count days with measurable precipitation, calibrated against the wet day counts in NOAA's published climate normals. Sunny days count clear plus partly cloudy days, defined as average cloud cover of 63 percent or less and calibrated against NOAA's published sky cover tables. Snowfall figures are model estimates anchored to NOAA station measurements near each city.

Weather data by Open-Meteo.com (CC BY 4.0). Contains modified Copernicus Climate Change Service information (ERA5, ERA5-Land).