City in Hawaii, United States
Honolulu weather by month and the best time to visit
When to go to Honolulu
Apr–Jun and Sep–Oct have dry weather and fewer crowds. Dec–Mar has big North Shore surf and rain; Dec and summer holidays are peak season.
Honolulu weather by month
Average daily high, rainfall and conditions.
- Jan25°71 mm
- Feb24°82 mm
- Mar25°94 mm
- Apr26°54 mm
- May27°46 mm
- Jun27°37 mm
- Jul28°40 mm
- Aug28°44 mm
- Sep28°50 mm
- Oct28°73 mm
- Nov26°86 mm
- Dec25°93 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | 25°C77°F | 22°C72°F | 71 mm | 75% | Pleasant |
| February | 24°C76°F | 22°C71°F | 82 mm | 75% | Pleasant |
| March | 25°C76°F | 22°C71°F | 94 mm | 75% | Pleasant |
| April | 26°C78°F | 22°C72°F | 54 mm | 75% | Pleasant |
| May | 27°C80°F | 23°C74°F | 46 mm | 74% | Pleasant |
| June | 27°C81°F | 24°C76°F | 37 mm | 74% | Pleasant |
| July | 28°C82°F | 25°C77°F | 40 mm | 74% | Pleasant |
| August | 28°C83°F | 25°C77°F | 44 mm | 74% | Pleasant |
| September | 28°C83°F | 25°C78°F | 50 mm | 74% | Pleasant |
| October | 28°C82°F | 25°C77°F | 73 mm | 75% | Pleasant |
| November | 26°C80°F | 24°C75°F | 86 mm | 76% | Pleasant |
| December | 25°C78°F | 23°C73°F | 93 mm | 77% | Pleasant |
Best months across United States
| Place | Best months | Warmest month |
|---|---|---|
| New York City | Apr–Jun, Sep–Oct | Jul (26°C) |
| Las Vegas | Mar–May, Oct–Nov | Jul (42°C) |
| Los Angeles | Mar–May, Sep–Nov | Aug (32°C) |
| Orlando | Feb–Apr, Nov | May (31°C) |
| Miami | Nov–Apr | Aug (30°C) |
| San Francisco | Apr–May, Sep–Oct | Sep (24°C) |
| Honolulu | Apr–Jun, Sep–Oct | Sep (28°C) |
| Washington, D.C. | Mar–May, Sep–Oct | Jul (31°C) |
| Chicago | May–Jun, Sep–Oct | Jul (25°C) |
| Boston | May–Jun, Sep–Oct | Jul (28°C) |
| New Orleans | Feb–Apr, Oct–Nov | Jul (30°C) |
| San Diego | Apr–May, Sep–Nov | Aug (32°C) |
| Seattle | Jun–Sep | Aug (24°C) |
| Maui | Apr–May, Sep–Oct | Sep (22°C) |
| Nashville | Apr–May, Sep–Oct | Aug (32°C) |
| Austin | Mar–May, Oct–Nov | Aug (36°C) |
| Miami Beach | Nov–Apr | Aug (30°C) |
| Key West | Dec–Apr | Aug (30°C) |
| Denver | May–Jun, Sep–Oct | Jul (33°C) |
| Philadelphia | Apr–May, Sep–Oct | Jul (30°C) |
| Portland | Jun–Sep | Aug (29°C) |
| Atlanta | Mar–May, Oct–Nov | Jul (32°C) |
| San Antonio | Mar–May, Oct–Nov | Aug (36°C) |
| Charleston | Mar–May, Oct–Nov | Jul (32°C) |
| Savannah | Mar–May, Oct–Nov | Jul (33°C) |
| Fort Lauderdale | Dec–Apr | Aug (30°C) |
| Kauai | Apr–Jun, Sep–Oct | Sep (27°C) |
| Big Island | Apr–Jun, Sep–Oct | Aug (26°C) |
| Sedona | Mar–May, Sep–Nov | Jul (35°C) |
| Scottsdale | Feb–Apr, Oct–Nov | Jul (42°C) |
Quick answers
What is the best month to visit Honolulu?
Apr–Jun, Sep–Oct. Apr–Jun and Sep–Oct have dry weather and fewer crowds. Dec–Mar has big North Shore surf and rain; Dec and summer holidays are peak season.
When is the rainy season in Honolulu?
Rain peaks in March with about 94 mm. No month averages 150 mm or more.
What is the hottest month in Honolulu?
September, with average highs of 28°C (83°F).
How cold does Honolulu get?
The coolest nights are in February, averaging 22°C (71°F).
More about Honolulu
Going to Honolulu solo?
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Sources
- NASA POWER climatology (2001–2020)
- TheBus and Skyline (Oahu Transit Services / Honolulu DTS)
- Daniel K. Inouye International Airport
- Hawaii Tourism Authority (Go Hawaii)
- Honolulu Board of Water Supply
Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.