Gwynedd Weather Forecast
- 68
- 84
Rain Showers
- 59
- 82
Mostly Sunny
- 66
- 82
Partly Sunny
- 69
- 85
Rain Showers
- 63
- 84
Chance Thunderstorms
- 62
- 80
Mostly Sunny
Today 18 Jul Eastern Montgomery
Areas of smoke in the morning. Showers with a chance of Thunderstorms in the Morning, then Showers with Thunderstorms likely in the afternoon. Some Thunderstorms may produce damaging Winds in the afternoon. Locally heavy rainfall possible in the afternoon. Hot. More humid with Highs in the mid 80s. South Winds 5 to 10 Mph. Chance of rain near 100 percent.
Tonight 18 Jul Eastern Montgomery
Showers with Thunderstorms likely in the Evening, then a chance of Showers after midnight. Some Thunderstorms may produce damaging Winds in the evening. Locally heavy rainfall possible in the evening. Humid with Lows in the upper 60s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming west after midnight. Chance of rain near 100 percent.
Gwynedd Temperature Statistics
July Temperature
Philadelphia - Wings Field Airport (4.3 miles)
Lowest 8 July, 2026
62.4 °FAverage July
78.3 °FHighest 2 July, 2026
99.7 °F
Climate (2021–2026)
Philadelphia - Wings Field Airport (4.3 miles)
Average Low 2021–2026
44.5 °FAverage 2021–2026
55.1 °FAverage High 2021–2026
64.4 °F