Monthly climate guide
Yosemite Valley weather in October
October in Yosemite Valley is typically mild, with average daytime highs around 18°C (64°F) and night-time lows near 3°C (37°F). The month usually brings about 27 mm of rain (fairly dry) and is mostly sunny. Daytime highs are 5°C cooler than September and 8°C warmer than November.
What stands out in October
- Temperatures are falling — expect highs around 7°C lower by November.
- October brings mid-autumn to Yosemite Valley.
- It's one of the drier months, with about 48% less rain than Yosemite Valley's average.
- Evenings cool off sharply: the daily range is around 15°C, so pack a layer.
Avg high
18°C
64°F
Avg low
3°C
37°F
Rainfall
27 mm
fairly dry
Humidity
43%
relative
Sky
24%
cloud · mostly sunny
Yosemite Valley weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 5°C / 41°F | -5°C / 22°F | 120 mm | 71% | 51% |
| February | 5°C / 41°F | -6°C / 22°F | 104 mm | 72% | 46% |
| March | 6°C / 43°F | -4°C / 24°F | 119 mm | 77% | 54% |
| April | 11°C / 52°F | -1°C / 30°F | 56 mm | 69% | 45% |
| May | 15°C / 59°F | 2°C / 35°F | 32 mm | 62% | 40% |
| June | 23°C / 73°F | 7°C / 45°F | 10 mm | 45% | 20% |
| July | 27°C / 80°F | 12°C / 53°F | 7 mm | 37% | 18% |
| August | 27°C / 80°F | 12°C / 53°F | 4 mm | 33% | 17% |
| September | 23°C / 73°F | 8°C / 46°F | 7 mm | 39% | 21% |
| October | 18°C / 64°F | 3°C / 37°F | 27 mm | 43% | 24% |
| November | 10°C / 50°F | -1°C / 29°F | 61 mm | 56% | 37% |
| December | 5°C / 41°F | -6°C / 22°F | 80 mm | 67% | 46% |
What to pack for October
- A warm sweater or fleece for layering
- A mid-weight jacket
- An extra layer — evenings are noticeably cooler than afternoons
- Sunglasses
Is October a good time to visit Yosemite Valley?
Compare the months in the chart above to find your ideal window.
Best time to visit Yosemite Valley →Other United States cities in October
Cite or embed this data
Writing about this destination? Copy a ready-made citation or embed a live widget — free, just keep the link.
Yosemite Valley weather in October. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/usa/yosemite-valley/october
<a href="https://weathercompare.eu/weather/usa/yosemite-valley/october">Yosemite Valley weather in October</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/usa/yosemite-valley" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Yosemite Valley weather in October"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/usa/yosemite-valley/october">Yosemite Valley weather in October</a> – WeatherCompare</p>
Yosemite Valley in October: quick answers
Is October a good time to visit Yosemite Valley?
October is a reasonable time for Yosemite Valley: highs around 18°C and about 27 mm of rain, though not one of the three best months.
How warm is Yosemite Valley in October?
Average highs are about 18°C (64°F) and average lows about 3°C (37°F), based on 10 years of daily data.
Does it rain a lot in Yosemite Valley in October?
Yosemite Valley typically gets around 27 mm of rain in October — fairly dry.
Figures are long-term averages for the area around Yosemite Valley (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.