World Resorts USA Yosemite Weather

Yosemite sea water temperature

Current sea water temperature:
+62.6°F
Minimum sea water temperature in October: 64.2°F
Maximum sea water temperature in October: 32.0°F
Average sea water temperature in October: 55.7°F

Sea water temperature for the last 10 days:

October 4 62.6°F September 29 61.0°F
October 3 63.1°F September 28 61.7°F
October 2 63.7°F September 27 61.9°F
October 1 61.3°F September 26 62.1°F
September 30 61.7°F September 25 62.6°F

When is the warmest sea in Yosemite?

Based on the data about daily sea water temperature for the last three years the warmest sea in Yosemite was noticed in August, July and September.

Monthly Sea Temperatures in Yosemite, °F

Sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 72.9°F. The highest and lowest sea temperatures during the month were 75.4°F and 70.3°F.

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 71.5°F. The highest and lowest sea temperatures during the month were 74.5°F and 67.3°F.

Sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 64.5°F. The highest and lowest sea temperatures during the month were 69.3°F and 61.0°F.

Best time for vacation in Yosemite

Sunniest months:
August 27 days
July 27 days
June 25 days
Warmest months:
July 73.2 °F
August 73.0 °F
September 65.7 °F
Warmest sea temp:
August 67.8 °F
July 67.2 °F
September 63.9 °F
Coldest months:
February 35.9 °F
December 36.8 °F
January 36.9 °F
Rainiest months:
May 2 days
July 2 days
April 2 days
Windiest months:
June 7.2 mph
August 6.9 mph
July 6.8 mph

Yosemite on a weather map

Yosemite
+63°F
E 5 mph
Feels like: +63°F
Precip.: 10%
Places in USA:
Name
°F
+57°F
+61°F
+79°F
+91°F
+91°F
+84°F
+73°F
+72°F
+61°F
+82°F
+68°F
+84°F
+82°F
+64°F
24 Hours Forecast
Yosemite
Local time: 18:54
October 04, sunday
2100
48°F
W
5 mph
October 05, monday
0000
48°F
W
5 mph
0300
48°F
W
4 mph
0600
46°F
W
5 mph
0900
63°F
SE
1 mph
1200
70°F
E
7 mph
1500
70°F
E
13 mph
1800
61°F
E
5 mph
Units of measurement: °C / °F