Connecticut
August
Weather in Connecticut for August 2025
Your guide to Connecticut weather in August - trends and predictions
In general, the average temperature in Connecticut at the beginning of August is 26.6 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 25.4 °F by the end of August.
Expect significant rainfall in Connecticut during August, with an average of 17 rainy days.
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14
Dry days
17
Rainy days
0
Snow days
26°/18°
Temperatures
19 km/h
Avg max wind
72 %
Avg humidity
Connecticut in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  28° | 2 27° | 3  27° | ||||
| 4 26° | 5 29° | 6  26° | 7  23° | 8 24° | 9 27° | 10 27° |
| 11 27° | 12 26° | 13 27° | 14 28° | 15 26° | 16 27° | 17 26° |
| 18 26° | 19 26° | 20 25° | 21 24° | 22 23° | 23  25° | 24 24° |
| 25 25° | 26 28° | 27 26° | 28 27° | 29 22° | 30 25° | 31 25° |
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Temperatures trend during August in Connecticut
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August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 | Partly cloudy | 28° /18° | 1 mm | 7 | |
| Aug. 2 | Partly cloudy | 27° /18° | 5.3 mm | 7 | |
| Aug. 3 | Patchy rain possible | 27° /20° | 8.3 mm | 6 | |
| Aug. 4 | Patchy rain possible | 26° /20° | 28.9 mm | 6 | |
| Aug. 5 | Patchy rain possible | 29° /19° | 0.1 mm | 7 | |
| Aug. 6 | Overcast | 26° /19° | 5.5 mm | 6 | |
| Aug. 7 | Moderate or heavy rain shower | 23° /18° | 16.2 mm | 6 | |
| Aug. 8 | Moderate or heavy rain shower | 24° /19° | 9 mm | 6 | |
| Aug. 9 | Overcast | 27° /19° | 7.3 mm | 6 | |
| Aug. 10 | Moderate or heavy rain shower | 27° /20° | 11 mm | 6 | |
| Aug. 11 | Partly cloudy | 27° /18° | 0 mm | 7 | |
| Aug. 12 | Patchy rain possible | 26° /18° | 0.2 mm | 6 | |
| Aug. 13 | Moderate or heavy rain shower | 27° /18° | 12.3 mm | 7 | |
| Aug. 14 | Patchy rain possible | 28° /20° | 0.3 mm | 6 | |
| Aug. 15 | Moderate or heavy rain shower | 26° /19° | 9.4 mm | 7 | |
| Aug. 16 | Patchy rain possible | 27° /20° | 0.9 mm | 7 | |
| Aug. 17 | Patchy rain possible | 26° /21° | 0.7 mm | 6 | |
| Aug. 18 | Moderate or heavy rain shower | 26° /19° | 15.5 mm | 6 | |
| Aug. 19 | Partly cloudy | 26° /17° | 8.8 mm | 7 | |
| Aug. 20 | Overcast | 25° /16° | 0.1 mm | 6 | |
| Aug. 21 | Patchy rain possible | 24° /17° | 0.1 mm | 5 | |
| Aug. 22 | Overcast | 23° /14° | 0 mm | 6 | |
| Aug. 23 | Sunny | 25° /16° | 0 mm | 7 | |
| Aug. 24 | Patchy rain possible | 24° /18° | 4.8 mm | 6 | |
| Aug. 25 | Light rain shower | 25° /19° | 7.5 mm | 6 | |
| Aug. 26 | Light rain shower | 28° /20° | 5.8 mm | 6 | |
| Aug. 27 | Partly cloudy | 26° /17° | 0 mm | 7 | |
| Aug. 28 | Overcast | 27° /18° | 1.4 mm | 6 | |
| Aug. 29 | Patchy rain possible | 22° /18° | 0.6 mm | 5 | |
| Aug. 30 | Light rain shower | 25° /17° | 3.2 mm | 6 | |
| Aug. 31 | Overcast | 25° /16° | 0.9 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.
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 26° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Connecticut during August?
Significant rainfall exceeding 168.4 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 19 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 💧
UV exposure in Connecticut during August
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