Bug Bite Forecast: Maine โ Week of June 29, 2026
Week of June 29, 2026 · ๐ด High Bug Risk · Portland: 58.5ยฐF, 80% humidity

Summer outdoor landscape in Maine โ bug bite and mosquito activity forecast โ Just Bite Me natural bug bite relief · Photo: LMMiller9 / Pixabay
Welcome back to our weekly bug bite forecast for Maine! As we head into the week of June 29, 2026, we’re flagging the overall risk of bug bites as ๐ด High across the entire state. A combination of recent rains and rising temperatures has created prime conditions for many of our buzzing, biting friends to be out in full force, so get ready to be extra vigilant this week.
Up in Northwest Maine, including areas around Baxter State Park and the Allagash Wilderness, expect warm and somewhat humid conditions following recent scattered showers. This weather pattern means mosquitoes will be particularly abundant, especially near standing water, and black flies are still making their presence known in shaded, wooded areas.
Moving over to Northeast Maine, from Aroostook County down towards Acadia National Park, temperatures will be pleasantly warm, but don’t let that fool you. Black flies will remain a significant nuisance, especially during dawn and dusk, while mosquitoes will be active throughout the day in damp, wooded environments.
Along the bustling coast and inland regions of Southwest Maine, including Portland and the Lakes Region, prepare for warm and increasingly humid days. Here, both mosquitoes and ticks are a primary concern, so remember to check yourselves carefully after spending time outdoors, particularly in tall grasses or wooded trails.
Finally, in Southeast Maine, stretching from the Midcoast down to the Kittery area, expect similar warm and humid conditions, with an added potential for coastal breezes. You’ll want to watch out for mosquitoes, and keep an eye out for horse flies and deer flies near marshes and open fields. And remember, for relief from those inevitable bites, Just Bite Me natural bug bite relief is readily available at retailers across Maine.
๐บ๏ธ Maine Bug Forecast by Region
Expand your region below, then open any city or town for its local forecast.
โถNorthwest NW 3 communities
Northwest Maine is currently around 80.2ยฐF with 58% humidity and clear sky. Bug activity near shaded yards, trails, and water tends to peak around dawn and dusk under these conditions.
๐ด HighSkowhegan
Evening mosquitoes thrive near the Kennebec River and surrounding agricultural fields. Anyone enjoying outdoor dining or riverside strolls should prepare for significant bites
๐ก ModerateJay
While daytime activity might be slightly deterred by industrial areas, black flies and deer flies could be active near the Androscoggin River and forested trails. Apply repellent if spending time outdoors
๐ด HighFarmington
Mosquitoes and black flies will be very active around the Sandy River and wooded college campus trails. Outdoor enthusiasts and students enjoying evening activities should use strong
โถNortheast NE 18 communities
Northeast Maine is currently around 79.3ยฐF with 56% humidity and clear sky. Bug activity near shaded yards, trails, and water tends to peak around dawn and dusk under these conditions.
๐ด HighBangor
Mosquitoes will be very active near the Penobscot River tonight, making evening walks and patio dining particularly challenging. Black flies are also a concern in wooded areas surrounding the city
๐ก ModerateWaterville
Expect mosquitoes and gnats to be bothersome near the Kennebec River and in garden areas, especially around dusk. Outdoor dining might require repellent
๐ด HighOrono
Black flies and mosquitoes are thriving in the warm, clear conditions, posing a significant nuisance for anyone on campus or exploring the Stillwater River trails. Tick activity remains high in forested areas
๐ด HighBrewer
Evening activities along the Penobscot River are likely to be impacted by a surge in mosquito activity and a noticeable presence of midges. Consider protective clothing for outdoor gatherings
๐ก ModeratePresque Isle
Deer flies and mosquitoes will be present, especially near agricultural fields and the Aroostook River, making daytime outdoor work and evening strolls less comfortable
๐ด HighEllsworth
Mosquitoes and black flies will be very active in the numerous forested and wetland areas surrounding the city, while ticks remain a concern for hikers
๐ก ModerateDedham
Mosquito activity is expected to be moderate, particularly near Green Lake and in shaded, wooded areas during dawn and dusk due to the warm, humid conditions. Outdoor enthusiasts should consider repellent
๐ก ModerateGreenbush
Expect moderate mosquito and black fly presence along the Penobscot River and in surrounding forested areas, as the warm temperatures and humidity encourage their activity. Evening walks will be most affected
๐ด HighJonesport
Biting insects, especially salt marsh mosquitoes and no-see-ums, will be highly active in coastal marshes and near the shore given the warm, clear conditions. Protect exposed skin, especially around sunset
๐ก ModerateCharleston
Mosquitoes and some deer flies will be moderately active around Charleston Pond and in nearby woodlands, with the pleasant weather encouraging outdoor leisure. Repellent is advisable during peak hours
๐ก ModerateHudson
A moderate risk of mosquito bites is present, especially near Pushaw Lake and within dense tree cover, where the warm temperatures and humidity create ideal breeding grounds. Enjoy outdoor activities with caution
๐ด HighFranklin
With numerous ponds and dense woodlands, there’s a high risk of encountering mosquitoes and ticks, particularly when hiking or fishing. The warm, clear weather makes conditions favorable for both
๐ก ModerateTrenton
While coastal breezes might offer some relief, a moderate risk of mosquito and biting fly activity remains, especially in shaded areas near the woods. Evening strolls should include insect protection
๐ก ModerateClinton
Expect moderate mosquito and horsefly activity, particularly near the Sebasticook River and adjacent agricultural fields. The warm, clear weather is conducive to their presence during daytime and evening
๐ด HighSurry
The combination of warm weather and coastal wetlands along Union River Bay creates a high risk for salt marsh mosquitoes and biting midges. Outdoor activities near water will require diligent protection
๐ก ModerateSwanville
Moderate mosquito and biting fly activity is anticipated around Swan Lake and in wooded trails, especially during the warmer evening hours. Consider using insect repellent for comfort
๐ก ModeratePenobscot
Mosquitoes and black flies will be moderately active along the Penobscot and Bagaduce Rivers, thriving in the warm, clear conditions. Anglers and riverside walkers should be prepared
๐ด HighEast Machias
The warm conditions and proximity to the Machias River and blueberry barrens suggest a high risk for black flies and mosquitoes. Outdoor work and recreation will likely encounter significant insect presence
โถSouthwest SW 13 communities
Southwest Maine is currently around 58.5ยฐF with 80% humidity and overcast clouds. Bug activity near shaded yards, trails, and water tends to peak around dawn and dusk under these conditions.
๐ก ModeratePortland
Damp, overcast conditions favor mosquito activity near Back Cove and other urban wetlands. Ticks are also a moderate concern in wooded sections of parks and trails
๐ก ModerateLewiston
Expect moderate mosquito presence along the Androscoggin River and in shaded, damp areas. Ticks are active in taller grasses and wooded edges throughout the city
๐ด HighWest Scarborough
The 80% humidity and overcast skies create ideal conditions for ticks in the abundant marshlands and wooded areas. Mosquitos will also be actively seeking hosts, especially near the Scarborough Marsh
๐ก ModerateSouth Portland
Mosquitos will be active in damp, sheltered spots around residential areas and coastal parks like Bug Light. Ticks pose a moderate risk in grassy and wooded fringes
๐ก ModerateSouth Portland Gardens
Given the damp, overcast weather, mosquitos will be present in backyard gardens and shaded spots. Be mindful of ticks if walking pets near any overgrown areas
๐ก ModerateAuburn
The cool, damp air will encourage mosquitos near Lake Auburn and the Androscoggin River. Ticks are a persistent threat in wooded trails and recreational areas
๐ก ModerateBiddeford
Mosquitos will be out near the Saco River and marshy coastal sections due to the humidity. Ticks remain a moderate risk in grassy dunes and wooded paths
๐ก ModerateSanford
Overcast and damp weather increases mosquito activity around lakes and ponds like Bauneg Beg Pond. Ticks are active in wooded and brushy areas throughout the town
๐ก ModerateSaco
Humidity and overcast skies mean mosquitos will be present near Ferry Beach State Park and the Saco River. Ticks are a concern in wooded fringes and tall grass
๐ก ModerateAugusta
The damp, cloudy conditions will lead to moderate mosquito activity along the Kennebec River and in local parks. Ticks are active in wooded and brushy areas, especially on trails
๐ก ModerateNorway
Hikers enjoying the trails near Lake Pennesseewassee should stay vigilant for ticks, especially with the high humidity; mosquito activity will be present but subdued
๐ด HighChelsea
Anglers along the Kennebec River and those working in rural fields will experience high activity from black flies and deer flies, benefiting from the damp, overcast weather
๐ก ModerateWinthrop
Residents engaged in gardening or lake activities around Maranacook Lake face a moderate risk from ticks in brushy areas and some persistent mosquitoes
โถSoutheast SE 3 communities
Southeast Maine is currently around 85.8ยฐF with 55% humidity and few clouds. Bug activity near shaded yards, trails, and water tends to peak around dawn and dusk under these conditions.
๐ด HighRockland
Evening strolls along the harbor and visits to coastal parks will encounter significant mosquito activity. Be vigilant for deer flies in more open, grassy areas near the water
๐ด HighWarren
Expect high mosquito and black fly activity, especially near the Georges River and in wooded trails. Gardeners and those enjoying shaded backyard areas should apply repellent
๐ด HighCamden
Hikers on Mount Battie and those enjoying waterfront activities on Megunticook Lake should prepare for intense mosquito and deer fly encounters. Evening dining near the harbor may also
๐ Where to Buy Just Bite Me Bug Bite Relief in Maine
Just Bite Me is available at 4 locations across Maine. Use the map below to find the nearest retailer.
๐ 4 Just Bite Me locations in Maine ยท View full retailer list
About This Forecast
This weekly bug bite forecast for Maine is generated using current weather data from OpenWeather, geographic city data from GeoNames, and AI-written forecasts from Google Gemini. Store locations are sourced from Just Bite Me’s retailer database. Forecasts are refreshed weekly. For urgent outdoor health concerns, consult local public health resources.