Measurements:
°C
°F
CURRENT WEATHER
05:45
Hilo
80°F
NE 2 mph
Feels like: 84°F
Precip: 29%
World Resorts USA Hilo Weather

14 Day Weather Forecast

09.15
tue
DAY
82°F
W 4 mph
precip
16%
NIGHT
80°F
S 6 mph
precip
26%
09.16
wed
DAY
82°F
S 9 mph
precip
30%
NIGHT
80°F
S 13 mph
precip
29%
09.17
thu
DAY
82°F
NW 9 mph
precip
64%
NIGHT
82°F
NW 6 mph
precip
36%
09.18
fri
DAY
82°F
NW 11 mph
precip
32%
NIGHT
80°F
N 2 mph
precip
31%
09.19
sat
DAY
82°F
W 9 mph
precip
38%
NIGHT
80°F
W 9 mph
precip
54%
09.20
sun
DAY
82°F
SW 6 mph
precip
36%
NIGHT
80°F
SW 6 mph
precip
22%
09.21
mon
DAY
82°F
SW 9 mph
precip
32%
NIGHT
80°F
SW 7 mph
precip
54%
09.22
tue
DAY
82°F
NE 11 mph
precip
29%
NIGHT
80°F
NW 7 mph
precip
72%
09.23
wed
DAY
82°F
S 12 mph
precip
60%
NIGHT
80°F
S 15 mph
precip
74%
09.24
thu
DAY
80°F
S 16 mph
precip
71%
NIGHT
80°F
SW 13 mph
precip
72%
09.25
fri
DAY
82°F
NW 16 mph
precip
69%
NIGHT
82°F
SW 6 mph
precip
57%
09.26
sat
DAY
82°F
SW 8 mph
precip
45%
NIGHT
82°F
SW 5 mph
precip
65%
09.27
sun
DAY
82°F
W 6 mph
precip
47%
NIGHT
82°F
NW 6 mph
precip
55%
09.28
mon
DAY
82°F
W 11 mph
precip
65%
NIGHT
82°F
W 5 mph
precip
64%

Hilo Sea Water Temperature in September, °F

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Hilo was 84.5°F. The maximum and minimum values were 84.0°F and 85.0°F respectively.

Hilo on the Weather Map

Best Time to Visit Hilo
The most sunny months:
January 17 days
October 15 days
September 14 days
The most warm months:
September 81.3 °F
August 81.1 °F
October 81.0 °F
Warmest sea temperature:
September 83.7 °F
October 83.3 °F
August 83.2 °F
The most cold months:
March 75.8 °F
February 75.9 °F
April 76.0 °F
The most rainy months:
March 6 days
November 5 days
February 5 days
The most windy months:
March 8 mph
April 8 mph
August 8 mph
more details
USA Resorts:
NAME
F°
Boston +64
Chicago +74
Hawaii +80
Las Vegas +80
Los Angeles +74
Maui +66
Miami +92
Myrtle Beach +88
New York +72
Panama City Beach +100
San Diego +72
San Francisco +60
Santa Monica +72
Sarasota +94
Washington +76
all resorts
24 Hours Weather Forecast
Hilo
Local time: 05:45
15 sep, tuesday
0600 80°F
NE
2 mph
0900 82°F
W
2 mph
1200 82°F
W
4 mph
1500 84°F
SW
7 mph
1800 82°F
SW
6 mph
2100 82°F
S
6 mph
16 sep, wednesday
0000 80°F
S
6 mph
0300 80°F
S
9 mph