As of 08:49 HST

Waipahu, HI weather in July

80°

Waipahu, Sunday, 9 August, 08:49

Overcast. Feels like 80°. High 83°, low 76°.

Pressure30.03 inHg

Wind8 mph N

Humidity79%

Visibility6.2 mi

Dew point73°

See detailed hourly forecast

In July, Waipahu, HI averages a high of 83.3° and a low of 75.2°. About 0.8 inches of precipitation fall over the month (9 wet days). The record high is 91.2° (2025) and the record low 70.9° (1975). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	82.9°	74.7°	28%	88.5° (2020)	72.5° (2024)
2	82.9°	74.7°	27%	87.6° (2018)	72.1° (2023)
3	82.8°	74.7°	32%	89.1° (2023)	72° (1998)
4	82.8°	74.8°	17%	87.1° (2017)	73° (1976)
5	82.9°	74.7°	23%	87.8° (2017)	72.7° (1976)
6	82.8°	74.8°	23%	87.8° (2020)	71.6° (1975)
7	82.8°	74.8°	33%	87.6° (2017)	71.8° (1974)
8	82.9°	74.8°	22%	87.3° (2024)	72.9° (1976)
9	82.9°	75°	27%	87.3° (2017)	71.6° (1975)
10	83.1°	74.8°	23%	88.5° (2017)	71.2° (1975)
11	83.1°	75°	32%	88.2° (2023)	70.9° (1975)
12	83.1°	75°	27%	88.7° (2023)	72.3° (1975)
13	83.1°	75°	33%	89.2° (2023)	72.9° (2011)
14	83.1°	75.2°	27%	88.7° (2025)	72.7° (2023)
15	83.5°	75°	30%	88.9° (2025)	72.7° (1998)
16	83.3°	75.4°	28%	88.7° (2019)	72.7° (2023)
17	83.3°	75.4°	38%	89.4° (2023)	72.3° (1974)
18	83.3°	75.4°	18%	89.6° (2020)	72.5° (2024)
19	83.3°	75.2°	25%	88.5° (2019)	72.9° (2024)
20	83.5°	75.2°	27%	89.2° (2025)	72.3° (2012)
21	83.5°	75.4°	30%	88.7° (2025)	73° (2022)
22	83.7°	75.7°	37%	89.1° (2023)	73.6° (1970)
23	83.8°	75.6°	35%	90° (2018)	73.2° (1988)
24	83.8°	75.7°	27%	89.2° (2019)	73.8° (1975)
25	84°	75.6°	25%	89.1° (2023)	73.2° (1989)
26	83.8°	75.7°	23%	89.4° (2023)	72.9° (2025)
27	83.7°	75.6°	28%	88.7° (2023)	71.6° (2025)
28	83.7°	75.6°	23%	88.7° (2023)	73.4° (1976)
29	83.8°	75.7°	30%	91.2° (2025)	73.2° (2011)
30	83.8°	75.7°	35%	88.9° (2025)	72.9° (1976)
31	83.8°	75.7°	33%	89.1° (2023)	73° (1976)