Mcgrath AP


NormalJanFebMarAprMayJunJulAugSepOctNovDec
Mean Minimum-15.3-9.5-1.618.636.146.750.745.836.118.3-2.1-11.8
Mean-6.51.411.629.746.757.460.054.644.625.15.5-3.2
Mean Maximimum2.312.424.840.857.368.169.363.453.131.913.25.4
Mean Precipitation1.090.940.810.741.091.522.382.802.491.441.411.29
Snowfall15.713.111.35.10.90.00.00.01.510.219.320.2
CDD0000061220000
HDD2216177916551059567234167324612123717832114
Temperature ExtremesJanFebMarAprMayJunJulAugSepOctNovDec
Highest Daily Maximum (°F)545555688694898976674949
Year194519431998200920132013197519771949200919671977
Lowest Daily Minimum (°F)-75-64-51-40-22731252-28-53-67
Year198919471956198519452006200319841992198219901961
Highest Mean (°F)14.3915.7727.1538.8353.0262.9363.5561.0249.6538.6621.3810.18
Year198120031965200720051957199719771995201319791985
Lowest Mean (°F)-28.53-21.89-5.8710.9335.2150.4354.6348.4233.614.16-8.32-25.45
Year201219901959198519641949195919691992196519751980

Precipitation ExtremesJanFebMarAprMayJunJulAugSepOctNovDec
Highest 1-Day Maximum Precipitation (in)1.161.041.071.0311.591.51.511.731.321.21.56
Year200519561946196019951994197519612000194120101970
Highest Total Precipitation (in)3.743.722.822.783.074.365.366.266.184.644.345.02
Year199320031991196419881950197519451993201319791990
Lowest Total Precipitation (in)0.100.010.010.070.150.380.80.190.140.020.05
Year196119791983194320132000199319681969196519631942

Snow ExtremesJanFebMarAprMayJunJulAugSepOctNovDec
Highest 1-Day Maximum Snow (in)16.214.71212.76.80.100.97.38.514.213
Year200520001982196419711975193919981992197119461941
Highest Total Snow (in)42.23835.832.810.70.100.913.732.153.654.2
Year199319441990196419921975193919981992197119941990
Lowest Total Snow (in)000000000000
Year194019401940193919391939193919391940193919391939