World Resorts USA Lanai Weather

Lanai 14 Days Forecast

21.07
tue
Day
77°F
NW 4 mph
Precip.
14%
Night
75°F
SW 6 mph
Precip.
21%
22.07
wed
Day
77°F
W 1 mph
Precip.
4%
Night
75°F
W 6 mph
Precip.
5%
23.07
thu
Day
77°F
W 5 mph
Precip.
4%
Night
75°F
SW 8 mph
Precip.
6%
24.07
fri
Day
77°F
W 6 mph
Precip.
4%
Night
73°F
SW 6 mph
Precip.
6%
25.07
sat
Day
77°F
NW 4 mph
Precip.
5%
Night
75°F
SW 8 mph
Precip.
15%
26.07
sun
Day
77°F
SW 8 mph
Precip.
4%
Night
73°F
SW 9 mph
Precip.
5%
27.07
mon
Day
77°F
SW 5 mph
Precip.
3%
Night
73°F
SW 6 mph
Precip.
8%
28.07
tue
Day
77°F
W 3 mph
Precip.
3%
Night
73°F
SW 6 mph
Precip.
4%
29.07
wed
Day
75°F
N 3 mph
Precip.
4%
Night
75°F
SW 4 mph
Precip.
10%
30.07
thu
Day
75°F
N 4 mph
Precip.
12%
Night
75°F
S 3 mph
Precip.
18%
31.07
fri
Day
77°F
N 1 mph
Precip.
14%
Night
75°F
SW 4 mph
Precip.
25%
01.08
sat
Day
77°F
SE 2 mph
Precip.
7%
Night
75°F
N 4 mph
Precip.
12%
02.08
sun
Day
77°F
NW 4 mph
Precip.
5%
Night
75°F
SW 4 mph
Precip.
5%
03.08
mon
Day
77°F
E 5 mph
Precip.
6%
Night
77°F
NE 3 mph
Precip.
12%

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 79.8°F. The highest and lowest sea temperatures during the month were 80.4°F and 79.5°F.

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 81.1°F. The highest and lowest sea temperatures during the month were 81.7°F and 80.4°F.

Air temperature in Lanai, °F

Precipitation total in Lanai, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Lanai

Sunniest months:
August 21 days
July 21 days
September 17 days
Warmest months:
September 79.5 °F
August 79.0 °F
October 79.0 °F
Warmest sea temp:
October 80.7 °F
September 80.6 °F
August 80.2 °F
Coldest months:
February 74.1 °F
March 74.6 °F
April 74.7 °F
Rainiest months:
March 1 day
February 1 day
January 1 day
Windiest months:
February 8.9 mph
March 8.7 mph
July 8.1 mph

Lanai on a weather map

Lanai
+75°F
S 5 mph
Feels like: +79°F
Precip.: 14%
Places in USA:
Name
°F
+73°F
+81°F
+77°F
+86°F
+66°F
+86°F
+72°F
+84°F
+75°F
+68°F
+55°F
+68°F
+84°F
+79°F
+75°F
24 Hours Forecast
Lanai
Local time: 03:32
July 21, tuesday
0600
75°F
SW
5 mph
0900
75°F
SW
5 mph
1200
77°F
NW
4 mph
1500
77°F
W
3 mph
1800
77°F
SW
4 mph
2100
75°F
SW
6 mph
July 22, wednesday
0000
75°F
SW
6 mph
0300
73°F
SW
8 mph
Units of measurement: °C / °F