Peak in September
Coolest in March
Heavy in March
Peak in dry season
Kahului Monthly Weather Guide
Click any month to explore daily weather forecasts
January
February
March
April
May
June
July
August
September
October
November
December
Essential Travel Info for Kahului
Currency
USD
$ United States dollar
Language
English
Driving
Right side
Safety
Moderate Safety
GPI: 2.44
Best Time to Visit Kahului
Location, climate overview & historical trends
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📍 20.8893° N, 156.4729° W
Open in Google MapsKahului is a prominent destination in United States.
Located at 20.89°N latitude,Kahului experiences a tropical climate with warm temperatures year-round.
Based on 30 years of data, September is the warmest month (avg. 30°C), while March is the coolest. March sees the most rain (14% chance), making June the driest month.
Best Time to Visit
NASA POWER Data (1991-2021)January, February, March
Best months to visit
28°C
Avg High
Based on 30 years of NASA satellite data,Kahului receives approximately 124mm of rainfall annually. These months offer optimal temperatures and minimal rain probability for your visit.
Climate Trends
EXCLUSIVE1995-2040 Temperature Trend
1995 Avg
27.6°
2024 Avg
27.8°
2040 Proj
28.1°
+-0.05°C
per decade (observed)
+0.22°C
per decade (CMIP6)
🌡️ Kahului has warmed by +-0.1°C since 1995. By 2040, an additional +0.3°C is projected (based on CMIP6 rate of 0.218°C/decade), for a total of +0.2°C from 1995 baseline.
NASA POWER (1995-2024) + CMIP6 (CMCC_CM2_VHR4, EC_Earth3P_HR, FGOALS_f3_H, HiRAM_SIT_HR, MRI_AGCM3_2_S, NICAM16_8S)
Travel Intelligence
Exclusive flight analytics & health data for Kahului
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Airport-to-Airport Logistics
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Flight Connectivity Analysis
Airport traffic data & seasonal patterns
Balanced traffic
0
slots per day
Peak
May
Low
Dec
Monthly Traffic Distribution
Key Connections
Health & Safety Advisory
CDC travel health recommendations
No Special Vaccinations Required
Standard travel precautions apply
Source: CDC Travelers' Health
View Complete Health GuideKahului Climate Data by Month
Historical temperature and precipitation averages
| Month | Avg High (°C) | Rain Probability (%) | Status |
|---|---|---|---|
| January | 26°C | 12% | ✨ Perfect |
| February | 26°C | 13% | ✨ Perfect |
| March | 26°C | 14% | ✨ Perfect |
| April | 27°C | 8% | ✨ Perfect |
| May | 28°C | 4% | ✨ Perfect |
| June | 29°C | 1% | 😊 Pleasant |
| July | 29°C | 2% | 😊 Pleasant |
| August | 30°C | 4% | 😊 Pleasant |
| September | 30°C | 2% | 😊 Pleasant |
| October | 29°C | 5% | 😊 Pleasant |
| November | 28°C | 10% | ✨ Perfect |
| December | 27°C | 12% | ✨ Perfect |
Weather in Cities Near Kahului
Explore climate data for popular destinations within easy reach
Compare weather conditions with nearby destinations for your trip planning
Compare Kahului Weather vs Popular Destinations
Similar Climate Destinations
Discover destinations with weather similar to Kahului
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These destinations share similar weather patterns with Kahului. Perfect alternatives if you're looking for the same climate in a different location.
Kahului Weather FAQ
When is the best time to visit Kahului?
Honestly, look for months with mild temperatures (20°C-25°C) and low rain chance. Based on historical data, January, February, March are usually great choices.
When is the hottest month in Kahului?
September is historically the hottest month in Kahului with average highs of 30°C.
When does it rain the most in Kahului?
March typically sees the highest probability of rain (14%).
Is Kahului expensive?
Prices vary by season. The "Perfect" weather months usually coincide with peak tourist season and higher prices, while the rainy or cold months offer better deals.