Half Dome Klima and Average Vær
Klima of Half Dome: average temperatures, rainfall and seasons month by month.
Klima in Half Dome month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Måned | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januar | 5° | -11° | 97 mm | ★☆☆☆☆ |
| februar | 4° | -11° | 227 mm | ★☆☆☆☆ |
| mars | 6° | -9° | 156 mm | ★☆☆☆☆ |
| april | 7° | -8° | 91 mm | ★★☆☆☆ |
| mai | 13° | -3° | 59 mm | ★★★☆☆ |
| juni | 20° | 4° | 18 mm | ★★★★★ |
| juli | 23° | 7° | 20 mm | ★★★★★ |
| august | 23° | 7° | 25 mm | ★★★★★ |
| september | 18° | 3° | 24 mm | ★★★★☆ |
| oktober | 14° | -1° | 29 mm | ★★★☆☆ |
| november | 7° | -7° | 92 mm | ★★☆☆☆ |
| desember | 7° | -8° | 113 mm | ★★☆☆☆ |
Klima type: Subarctic. Kilde: Open-Meteo archive (ERA5).
Recent extremes in Half Dome
Høyest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Half Dome compares med nearby places
Annual averages, and the difference against Half Dome.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Kings Canyon National Park | 129 km | 3°C | 2°C cooler | 792 mm |
| Emerald Bay State Park | 143 km | 8°C | +4°C warmer | 860 mm |
| Lake Tahoe | 156 km | 9°C | +5°C warmer | 651 mm |
| Nevada | 159 km | 12°C | +8°C warmer | 374 mm |
| Sequoia National Park | 164 km | 2°C | 3°C cooler | 982 mm |
Beste tid å besøke Half Dome
Go in juni, juli and august. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: januar, februar and mars - expect the least comfortable mix of heat, cold or rain.
What this means for Half Dome
Today is about average for september. The forecast high of 19°C is in line med the 18°C typical for this month.
Regn is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
At 2.694 m, air here runs roughly 18°C cooler than the same latitude at sea level.
Northern Hemisphere, so peak summer falls in juni til august.
The gap between the warmest and coldest month averages 20°C.
What til pack, what til skip
- Layers - the daily swing is 15°C, so mornings feel nothing like afternoons
- If your dates are flexible, avoid januar, februar and mars - historically the least comfortable months here.
Sammendrag
Half Dome is a mountain in Yosemite National Park. Half Dome is a mountain known as a granite dome above Yosemite Valley. It sits at 2.694 m above sea level.
Akkurat nå er det 18°C (65°F) in Half Dome med klar himmel. Det føles som 14°C. I dag varierer temperaturen mellom 9°C til 19°C. Sannsynligheten for nedbør er 0%. Sightseeing conditions score 9.5/10 - utmerket — dra nå.
Beste tidspunkt å besøke Half Dome is juni, juli and august. Klimaet er subarctic. januar, februar and mars tend til be the least comfortable months. juli is the warmest month med average highs near 23°C, while januar is the coldest med lows near -11°C.
The closest major airport is San Francisco International Airport (SFO), about 251 km away. Nearby highlights include Kings Canyon National Park, Emerald Bay State Park, Sequoia National Park and Mount Whitney.
Kort sagt. Today is about average for september. The forecast high of 19°C is in line med the 18°C typical for this month. The best window til be outside is roughly 11 AM til 2 PM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in Half Dome today at 10/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Half Dome
| Type | Mountain |
|---|---|
| National park | Yosemite National Park |
| Land | USA |
| Kontinent | Nord-Amerika |
| Koordinater | 37°44′45.2″N 119°31′59.5″W (37.7459, -119.5332) |
| Elevation | 2.694 m |
| Known for | a granite dome above Yosemite Valley |
| Lokal tid | 5:04 PM (UTC-07:00) |
| Best months | juni, juli and august |
| Klima | Subarctic |
Vær map for Half Dome
Animated model layers. Pick a layer til load it.
Animated layers by Vindy. For pin-level detail and nearby places, see the interactive map below.
Explore Half Dome
Every topic we hold for this place, and the same topic for the places around it.
Klima for related places
Frequently asked questions
Where is Half Dome?
Half Dome is a mountain in Yosemite National Park. Its coordinates are 37.7459, -119.5332. It lies in Nord-Amerika.
What is the weather like in Half Dome akkurat nå?
It is currently 18°C (65°F) med klar himmel. Luftfuktighet is 19% and wind is 16 km/h.
When is the best time til visit Half Dome?
juni, juli and august offer the most comfortable conditions in Half Dome, which has a subarctic climate. januar, februar and mars are usually the hardest months for outdoor plans.
What time zone is Half Dome in?
Half Dome observes America/Los_Angeles (UTC-07:00). The local time is 5:04 PM.
What is the nearest airport til Half Dome?
The closest airports are San Francisco International Airport (SFO), 251 km away, Harry Reid International Airport (LAS), 431 km away and Los Angeles International Airport (LAX), 435 km away.
What are the top things til do in Half Dome?
Popular options include Kings Canyon National Park, Emerald Bay State Park, Sequoia National Park, Mount Whitney, Pinnacles National Park and Point Lobos State Natural Reserve.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (mountains) - coordinates, hierarchy and facts. |
|---|---|
| Værmelding and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Vær Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated september 30, 2026 at 5:04 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.





