Portland (ME)
July
Weather in Portland, Maine for July 2026
Your guide to Portland weather in July - trends and predictions
So far, July 2026 in Portland shows a warmer trend than usual by 2.6 °C.
The forecast for the next days in Portland predicts temperatures to be around 23 °C, close to the historical average.
In general, the average temperature in Portland at the beginning of July is 25.6 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 23.9 °C by the end of July.
The climate of Portland in July is notably wet, with an average of 14 rainy days, and a total of 79.6 mm of precipitation.
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Temperatures
Rain 🌧️
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17
Dry days
14
Rainy days
0
Snow days
24°/17°
Temperatures
18 km/h
Avg max wind
76 %
Avg humidity
Portland Weather July
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Temperatures trend during July in Portland
See the weather trend as well as the moving average line
July weather in Portland day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jul. 1 |  Partly cloudy | 25° /17° | 0.1 mm | 7 | |
| Jul. 2 |  Sunny | 28° /19° | 0 mm | 8 | |
| Jul. 3 | Partly cloudy | 28° /19° | 0 mm | 8 | |
| Jul. 4 |  Patchy rain possible | 26° /18° | 0.5 mm | 7 | |
| Jul. 5 | Sunny | 25° /17° | 0.3 mm | 8 | |
| Jul. 6 | Partly cloudy | 22° /17° | 6.3 mm | 7 | |
| Jul. 7 |  Fog | 25° /18° | 0.9 mm | 5 | |
| Jul. 8 | Patchy rain possible | 24° /16° | 11.1 mm | 7 | |
| Jul. 9 | Light rain shower | 25° /17° | 30 mm | 7 | |
| Jul. 10 | Light rain shower | 24° /17° | 2.1 mm | 7 | |
| Jul. 11 | Light rain shower | 23° /17° | 2.5 mm | 7 | |
| Jul. 12 | Sunny | 25° /17° | 0 mm | 8 | |
| Jul. 13 | Light rain shower | 23° /17° | 4.1 mm | 7 | |
| Jul. 14 | Sunny | 26° /18° | 0 mm | 7 | |
| Jul. 15 | Partly cloudy | 27° /19° | 1.5 mm | 8 | |
| Jul. 16 |  Patchy light rain | 27° /17° | 2.7 mm | 8 | |
| Jul. 17 | Patchy rain possible | 27° /17° | 0 mm | 7 | |
| Jul. 18 | Light rain shower | 24° /16° | 4 mm | 8 | |
| Jul. 19 | Sunny | 25° /16° | 0 mm | 8 | |
| Jul. 20 | Sunny | 25° /15° | 0 mm | 7.4 | |
| Jul. 21 | Sunny | 21° /16° | 13.2 mm | 7 | |
| Jul. 22 | Patchy rain possible | 23° /18° | 18.3 mm | 6.7 | |
| Jul. 23 | Sunny | 20° /15° | 0.1 mm | 7.7 | |
| Jul. 24 | Sunny | 22° /13° | 0 mm | 6 | |
| Jul. 25 | Sunny | 22° /16° | 0 mm | 6 | |
| Jul. 26 | Sunny | 24° /13° | 0 mm | 6 | |
| Jul. 27 | Partly cloudy | 22° /16° | 0 mm | 6 | |
| Jul. 28 | Patchy rain possible | 28° /18° | 1.5 mm | 6 | |
| Jul. 29 | Sunny | 28° /18° | 0.1 mm | 7 | |
| Jul. 30 | Light rain shower | 20° /17° | 9.7 mm | 4 | |
| Jul. 31 | Sunny | 23° /17° | 0.1 mm | 6 | |
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Important Notice
Our weather forecast for Portland in July is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Portland forecast closer to your planned date for the most up-to-date weather information.
Change Month
Portland in July - FAQ
What are the expected maximum and minimum temperatures in Portland during July?
During July, expect a variety of temperatures with highs around 24° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Portland during July?
Moderate rainfall is anticipated in Portland during July, with a total of 79.6 mm spread over approximately 14 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Portland during July?
The average wind speed in Portland during July is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
July rainfall patterns in Portland
Explore the daily rainfall trends and prepare for Portlands July weather 💧
Typically, Portland has 14 rainy days in July with a total of 79.6 mm of rainfall.
UV exposure in Portland during July
Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️
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