Connecticut (Hartford)
August
Weather in Connecticut for August 2026
Your guide to Connecticut weather in August - trends and predictions
So far, August 2026 in Connecticut is slightly warmer than the historical average by 1.4 °F.
The forecast for the next days in Connecticut predicts temperatures to be around 29 °F, close to the historical average.
In general, the average temperature in Connecticut at the beginning of August is 28.7 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 26.1 °F by the end of August.
Connecticut in August brings notable rainfall, with an average of 17 rainy days and a total precipitation of 153.1 mm.
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Temperatures
Rain 🌧️
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14
Dry days
17
Rainy days
0
Snow days
27°/16°
Temperatures
14 km/h
Avg max wind
70 %
Avg humidity
Connecticut Weather August
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What’s the Weather Like in Connecticut This August?
Discover the average temperatures and weather trends across Connecticut’s cities this August.
Temperatures trend during August in Connecticut
See the weather trend as well as the moving average line
August weather in Connecticut day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Mist | 27° /17° | 64.9 mm | 7 | |
| Aug. 2 |  Patchy light rain | 30° /18° | 3.2 mm | 7 | |
| Aug. 3 |  Moderate or heavy rain with thunder | 29° /18° | 19.9 mm | 6 | |
| Aug. 4 |  Moderate or heavy rain shower | 30° /18° | 4.2 mm | 8 | |
| Aug. 5 |  Overcast | 31° /18° | 1.9 mm | 8 | |
| Aug. 6 | Light rain | 27° /19° | 3.6 mm | 6 | |
| Aug. 7 | Light rain | 27° /19° | 3.4 mm | 7 | |
| Aug. 8 |  Patchy rain possible | 27° /16° | 0.7 mm | 7 | |
| Aug. 9 |  Sunny | 35° /22° | 0 mm | 8 | |
| Aug. 10 | Sunny | 33° /16° | 0.2 mm | 5.5 | |
| Aug. 11 | Sunny | 31° /19° | 1.5 mm | 7.5 | |
| Aug. 12 | Sunny | 31° /16° | 0 mm | 2.4 | |
| Aug. 13 | Sunny | 29° /17° | 2.5 mm | 7 | |
| Aug. 14 | Sunny | 25° /15° | 0 mm | 6 | |
| Aug. 15 | Sunny | 26° /14° | 0 mm | 7 | |
| Aug. 16 | Sunny | 27° /12° | 0 mm | 7 | |
| Aug. 17 | Light drizzle | 18° /17° | 10.5 mm | 4 | |
| Aug. 18 |  Partly cloudy | 28° /15° | 0.3 mm | 7 | |
| Aug. 19 | Partly cloudy | 28° /17° | 0 mm | 7 | |
| Aug. 20 | Fog | 31° /18° | 1 mm | 7 | |
| Aug. 21 | Sunny | 29° /15° | 0 mm | 7 | |
| Aug. 22 | Sunny | 31° /15° | 0 mm | 8 | |
| Aug. 23 | Partly cloudy | 28° /13° | 0 mm | 7 | |
| Aug. 24 | Overcast | 26° /16° | 1 mm | 6 | |
| Aug. 25 |  Thundery outbreaks possible | 28° /17° | 3.8 mm | 7 | |
| Aug. 26 |  Patchy light rain with thunder | 28° /15° | 2.3 mm | 7 | |
| Aug. 27 | Fog | 26° /15° | 0 mm | 6 | |
| Aug. 28 | Patchy rain possible | 28° /15° | 0.7 mm | 6 | |
| Aug. 29 | Sunny | 24° /15° | 1.5 mm | 6 | |
| Aug. 30 | Sunny | 24° /11° | 0 mm | 7 | |
| Aug. 31 | Patchy rain possible | 25° /13° | 0.2 mm | 6 | |
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Important Notice
Our weather forecast for Connecticut in August 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 Connecticut forecast closer to your planned date for the most up-to-date weather information.
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Connecticut in August - FAQ
What are the expected maximum and minimum temperatures in Connecticut during August?
During August, expect a variety of temperatures with highs around 27° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Connecticut during August?
Significant rainfall exceeding 153.1 mm is expected in Connecticut during August, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Connecticut during August?
The average wind speed in Connecticut during August is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Connecticut
Explore the daily rainfall trends and prepare for Connecticuts August weather 💧
Typically, Connecticut has 17 rainy days in August with a total of 153.1 mm of rainfall.
UV exposure in Connecticut during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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