Napa River 7 Day Fishing Forecast Outlook
Thinking of heading out to Napa River At Napa over the next few days. If so get you'll find all your weather information you'll need over the next seven days. Please ensure to adhere to the fishing regulations for the state. Remember, regulations are there to protect fish species and enable fishing for generations to come. Determine which day is best for you the bag your best catch on Napa River.
Wed 26th August, 2026 Weather Conditions For Napa River
Temperature
During the day the maximum temperature will be 97°F with a min temperature of 58°F around Napa River . The average temperature will be 75°F during the day.
Cloud Cover & Rain
Cloud cover not as optimal today at 64% but still enough cover there to grab a catch on Napa River With that level of cloud coverage in the sky there is a 5% probability of rain.
Wind Direction
I'm sure you've heard of the old sying: “Wind from the West, fish bite the best. Wind from the East, fish bite the least. Wind from the North, do not go forth. Wind from the
South blows bait in their mouth.”. It's more of a wife tail but always fun to recollect.
Its less so about the direction but the cause for the direction. We’ll cover this more in a blog post soon but for Napa River on Wed 26th August will be from a south westerly direction which means fishing is optimal.
Wind Speed
With the wind forecasted at 3mph hardly a puff out there makes for a calm mirror like surface. With the wind so light less ripples in the water makes it more difficult to mask the line and lure on Napa River
Winds may gust up to 4mph
Thu 27th August, 2026 Weather Conditions For Napa River
Temperature
During the day the maximum temperature will be 94°F with a min temperature of 62°F around Napa River . The average temperature will be 77°F during the day.
Cloud Cover & Rain
Pack your bags, rod and head out the door right now as you've got 100% cloud cover over Napa River. You chances of bagging a few has increased. With that level of cloud coverage in the sky there is a 9% probability of rain.
Wind Direction
I'm sure you've heard of the old sying: “Wind from the West, fish bite the best. Wind from the East, fish bite the least. Wind from the North, do not go forth. Wind from the
South blows bait in their mouth.”. It's more of a wife tail but always fun to recollect.
Its less so about the direction but the cause for the direction. We’ll cover this more in a blog post soon but for Napa River on Thu 27th August will be from a south westerly direction which means fishing is optimal.
Wind Speed
With the wind forecasted at 4mph hardly a puff out there makes for a calm mirror like surface. With the wind so light less ripples in the water makes it more difficult to mask the line and lure on Napa River
Winds may gust up to 6mph
Fri 28th August, 2026 Weather Conditions For Napa River
Temperature
During the day the maximum temperature will be 90°F with a min temperature of 61°F around Napa River . The average temperature will be 73°F during the day.
Cloud Cover & Rain
Pretty good cloud cover today at 75% although there may be times when the sun will break through but should be enough cloud cover to find a good spot on Napa River. With that level of cloud coverage in the sky there is a 6% probability of rain.
Wind Direction
I'm sure you've heard of the old sying: “Wind from the West, fish bite the best. Wind from the East, fish bite the least. Wind from the North, do not go forth. Wind from the
South blows bait in their mouth.”. It's more of a wife tail but always fun to recollect.
Its less so about the direction but the cause for the direction. We’ll cover this more in a blog post soon but for Napa River on Fri 28th August will be from a south westerly direction which means fishing is optimal.
Wind Speed
With the wind forecasted at 3mph hardly a puff out there makes for a calm mirror like surface. With the wind so light less ripples in the water makes it more difficult to mask the line and lure on Napa River
Winds may gust up to 3mph
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