Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Armstrong Weather in September
September in Armstrong averages 23°C (73°F) during the day and 4°C (39°F) at night. With only 11 mm (0.4 in) of rainfall expected on average, it's a largely dry month.
Rainfall in Armstrong in September
Historically, September sees about 3 days of rain, with a monthly average of 11 mm (0.4 in). When rain does fall, showers tend to be light and brief. Most days will be dry.
Temperature in Armstrong in September
September is one of the better months to visit Armstrong. Expect 23°C (73°F) during the day and 4°C (39°F) at night. The summer season is characteristic of September. This kind of day-to-night contrast is typical for this time of year. At 4°C (39°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in Armstrong in September
The city usually sees around 343 hours of sunlight, indicating many sunny days , a great month for sightseeing.Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July, August and September typically offer the best weather for Armstrong.
Armstrong Temperature in September
Min Temperature
4°C (39°F)
Max Temperature
23°C (73°F)
Chance of Rain
10%
Precipitation
11 mm (0.4 in)
Rainy days
3 days
Humidity
44% *
Sunshine
343 hours *
Percentage Sunshine
92% *
* Data from: Reno, the United States of America (42 KM, 26 Miles).
Armstrong Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Armstrong - and find the best time to visit.
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Armstrong in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Dry conditions mean you won't need to worry about rain protection. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Armstrong in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming10/10 -
Cycling10/10 -
Walking10/10 -
Barbeque9/10 -
Camping5/10 -
Outdoor sports10/10
Armstrong 3-Day Forecast
More climate data for Armstrong
Temperature Rainfall Sunshine Humidity
See the full Armstrong climate overview or explore weather in the United States of America.
Popular in September
Where to go in September - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Yosemite National Park is definitely worth a visit
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