July weather forecast
Maine, USA

July stands as the zenith of summer in Maine, offering the warmest temperatures the state sees throughout the year. Nighttimes are comfortably mild, usually settling in the lower 60s°F. Daytime temperatures, on the other hand, consistently ascend into the upper 70s°F to lower 80s°F, though occasional heatwaves might push these figures slightly higher.

While coastal zones such as Ogunquit and Castine experience tempered warmth due to the adjacent Atlantic, they're still bathed in the joyous warmth of summer. Inland locales, encompassing places like Skowhegan and Fort Kent, might observe hotter days. These interior regions can, at times, experience temperatures that touch the mid or upper 80s°F, especially during pronounced heatwaves.

July's brilliance lies not just in its temperature but also in its clear skies and ample sunlight. The state sees extended daylight hours, allowing for prolonged outdoor activities, whether it's sailing, hiking, or simply enjoying a picnic by the lakeside. The beaches become a hub of activity, with both locals and tourists flocking to the shores, though the Atlantic waters can still retain a refreshing chill.

While July is predominantly sunny, it's not devoid of occasional thunderstorms. These brief periods of rain, often accompanied by lightning, provide a dramatic contrast to the otherwise placid summer days. However, they're usually short-lived, paving the way for clear skies soon after.

Drawing closer to August, Maine sustains its summer allure. The transition brings subtle changes, with nights becoming a tad cooler, but the quintessential summer warmth and vibrant outdoor life remain ever-present.

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• Portland - July »
  The months with the highest humidity in Portland are June and July, with an average relative humidity of 82%. July is the month when Portland sees the average highest temperatures, with a high of 72.5°F (22.5°C) and a low of 62.2°F (16.8°C).
• Lewiston - July »
  July is the peak of summer in Lewiston, characterized by higher temperatures reaching up to 77.5°F (25.3°C), the highest of the year. In Lewiston, during July, the rain falls for 12.7 days and regularly aggregates up to 1.1" (28mm) of precipitation.
• Bangor - July »
  July exhibits the towering phase of summer's warmth marking it as the hottest month in Bangor with average high temperatures soaring to a 77.2°F (25.1°C) peak. On the first day of July in Bangor, Maine, sunrise is at 4:53 am and sunset at 8:24 pm.
• South Portland - July »
  The months with the highest humidity in South Portland are June and July, with an average relative humidity of 82%. In South Portland in July, the average water temperature is 61.3°F (16.3°C).
• Auburn - July »
  July, recording an average high temperature of 77.5°F (25.3°C) and a low temperature of 57.7°F (14.3°C), is Auburn's warmest month. Auburn's July weather, with an average high temperature of 77.5°F (25.3°C) and an average low temperature of 57.7°F (14.3°C), tends to be the warmest of the year.
• Biddeford - July »
  The warmest month in Biddeford is July, with an average high-temperature of 74.5°F (23.6°C) and an average low-temperature of 61.2°F (16.2°C). The months with the highest humidity in Biddeford are June and July, with an average relative humidity of 82%.
• Sanford - July »
  July is the month when Sanford experiences its warmest temperatures, averaging a high of 76.3°F (24.6°C) and a low of 60.6°F (15.9°C). In Sanford in July, during 12.6 rainfall days, 1.14" (29mm) of precipitation is typically accumulated.
• Brunswick - July »
  The warmest period in Brunswick falls in July and August, when the average high-temperature reaches 73.4°F (23°C). On the first day of July in Brunswick sunrise is at 5:01 am and sunset at 8:26 pm.
• Scarborough - July »
  On the first day of July in Scarborough sunrise is at 5:03 am and sunset at 8:26 pm. Scarborough experiences a minor temperature shift with the start of July, with average high-temperatures moving from a comfortable 66.7°F (19.3°C) in June to a warm 73.8°F (23.2°C).
• Saco - July »
  In Saco during July, the rain falls for 13.3 days and regularly aggregates up to 1.89" (48mm) of precipitation. In Saco during July, the rain falls for 13.3 days and regularly aggregates up to 1.89" (48mm) of precipitation.
• Augusta - July »
  July, the warmest month experiences temperatures reaching 76.6°F (24.8°C), inviting locals and tourists alike to enjoy the clear, often sun-filled skies. July stands out as Augusta's warmest month, with an average high-temperature of 76.6°F (24.8°C) and a low-temperature of 57.7°F (14.3°C).
• Westbrook - July »
  In Westbrook, in July, during 13.8 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. In Westbrook, in July, during 13.8 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.