Annual Weather Averages in Lake Vyrnwy
Lake Vyrnwy is 26 miles from Newcastle, so the actual climate in Newcastle can vary a bit.
Based on weather reports collected during 2012–2021.
All Year Climate & Weather Averages in Newcastle
High Temp: 65 °F
Low Temp: 34 °F
Mean Temp: 47 °F
Precipitation: 5.55"
Humidity: 87%
Dew Point: 43 °F
Wind: 19 mph
Pressure: 29.95 "Hg
Visibility: 15 mi
January Climate & Weather Averages in Newcastle
High Temp: 42 °F
Low Temp: 34 °F
Mean Temp: 38 °F
Precipitation: 7.48"
Humidity: 91%
Dew Point: 36 °F
Wind: 22 mph
Pressure: 29.89 "Hg
Visibility: 13 mi
February Climate & Weather Averages in Newcastle
High Temp: 42 °F
Low Temp: 34 °F
Mean Temp: 38 °F
Precipitation: 6.94"
Humidity: 88%
Dew Point: 35 °F
Wind: 24 mph
Pressure: 29.92 "Hg
Visibility: 13 mi
March Climate & Weather Averages in Newcastle
High Temp: 46 °F
Low Temp: 35 °F
Mean Temp: 40 °F
Precipitation: 5.61"
Humidity: 85%
Dew Point: 36 °F
Wind: 21 mph
Pressure: 29.98 "Hg
Visibility: 13 mi
April Climate & Weather Averages in Newcastle
High Temp: 50 °F
Low Temp: 37 °F
Mean Temp: 44 °F
Precipitation: 3.10"
Humidity: 80%
Dew Point: 38 °F
Wind: 17 mph
Pressure: 29.98 "Hg
Visibility: 16 mi
May Climate & Weather Averages in Newcastle
High Temp: 56 °F
Low Temp: 43 °F
Mean Temp: 49 °F
Precipitation: 4.38"
Humidity: 80%
Dew Point: 43 °F
Wind: 17 mph
Pressure: 29.98 "Hg
Visibility: 18 mi
June Climate & Weather Averages in Newcastle
High Temp: 61 °F
Low Temp: 48 °F
Mean Temp: 55 °F
Precipitation: 4.03"
Humidity: 83%
Dew Point: 49 °F
Wind: 17 mph
Pressure: 29.99 "Hg
Visibility: 15 mi
July Climate & Weather Averages in Newcastle
High Temp: 65 °F
Low Temp: 52 °F
Mean Temp: 58 °F
Precipitation: 3.32"
Humidity: 83%
Dew Point: 53 °F
Wind: 16 mph
Pressure: 29.98 "Hg
Visibility: 17 mi
August Climate & Weather Averages in Newcastle
High Temp: 62 °F
Low Temp: 51 °F
Mean Temp: 57 °F
Precipitation: 5.28"
Humidity: 87%
Dew Point: 53 °F
Wind: 18 mph
Pressure: 29.95 "Hg
Visibility: 16 mi
September Climate & Weather Averages in Newcastle
High Temp: 59 °F
Low Temp: 48 °F
Mean Temp: 54 °F
Precipitation: 4.70"
Humidity: 87%
Dew Point: 50 °F
Wind: 16 mph
Pressure: 30.02 "Hg
Visibility: 16 mi
October Climate & Weather Averages in Newcastle
High Temp: 53 °F
Low Temp: 44 °F
Mean Temp: 48 °F
Precipitation: 6.52"
Humidity: 90%
Dew Point: 46 °F
Wind: 19 mph
Pressure: 29.92 "Hg
Visibility: 15 mi
November Climate & Weather Averages in Newcastle
High Temp: 47 °F
Low Temp: 38 °F
Mean Temp: 43 °F
Precipitation: 6.53"
Humidity: 91%
Dew Point: 40 °F
Wind: 19 mph
Pressure: 29.88 "Hg
Visibility: 15 mi
December Climate & Weather Averages in Newcastle
High Temp: 45 °F
Low Temp: 37 °F
Mean Temp: 41 °F
Precipitation: 8.67"
Humidity: 92%
Dew Point: 39 °F
Wind: 23 mph
Pressure: 29.88 "Hg
Visibility: 14 mi