Climate Comfort Score
82/100
Excellent
NOAA 1991–2020 normals 71°F annual avg Public-domain federal data
Kahoolawe, HI Climate
Explore average temperature, rainfall, and comfort score sourced from NOAA NCEI's 1991–2020 climate normals →
- 71°F
- Avg annual temp
- 82/100
- Comfort score
- 17.1"
- Annual precip
30-year climate normals from 1 weather station (1991-2020).
The climate verdict for Kahoolawe
Kahoolawe, Hawaii averages 71°F a year and scores 82/100 on the comfort index - excellent, milder than 83% of U.S. cities.
- 71°F
- annual average temperature (NOAA normal)
- 82/100
- comfort score, milder than 83% of U.S. cities
- 17.1"
- annual precipitation
Based on NOAA U.S. Climate Normals (1991–2020) - 30-year averages describing the typical year, not a forecast.
Avg Temperature
71°F (22°C)
Avg High
76°F
Avg Low
67°F
Annual Precip
17.1"
Annual Snow
0.0"
Comfort Score
82/100
Excellent
Avg Annual Temperature
71°F
30-year mean (NOAA NCEI)
Annual Precipitation
17.1"
Liquid-equivalent total
Comfort score vs national 100-point ceiling (Kahoolawe) 82.0%
National median (63)
PlainClimate composite, temperature mildness, humidity, precipitation, extreme-weather frequency. Excellent for the Kahoolawe area.
How Kahoolawe compares to every U.S. city
Kahoolawe's comfort score vs. all U.S. cities
PlainClimate composite comfort index (1–100), NOAA 1991–2020 normals
82 Top 17% higher than 83% of 6,915 US cities
Each bar is a band; taller bars hold more US cities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source NOAA U.S. Climate Normals, PlainClimate comfort index · 1991–2020
Warming context for Kahoolawe
MethodologyThe chart below traces how the U.S. land temperature anomaly has moved against the global mean since 1900. For Kahoolawe, the NOAA 1991-2020 normal captures average conditions across that spread - notably, the most recent decade runs warmer than the 30-year mean itself.
- United States land mean (NOAA NCEI) +0.11 °C/decade
- Global anomaly (NASA GISTEMP) +0.11 °C/decade
- Paris Agreement thresholds 1.5°C / 2.0°C
Monthly Temperatures
Average daily high and low temperatures by month
| Month | Avg High | Avg Low | Mean | Precip | Snow | Freeze Days | 90°F+ Days |
|---|---|---|---|---|---|---|---|
| January | 74°F (23°C) | 65°F (18°C) | 70°F (21°C) | 2.6" | 0.0" | 0.0 | 0.0 |
| February | 74°F (23°C) | 64°F (18°C) | 69°F (21°C) | 1.1" | 0.0" | 0.0 | 1.0 |
| March | 73°F (23°C) | 64°F (18°C) | 69°F (20°C) | 1.4" | 0.0" | 0.0 | 0.3 |
| April | 74°F (23°C) | 65°F (18°C) | 69°F (21°C) | 0.9" | 0.0" | 0.0 | 0.0 |
| May | 75°F (24°C) | 66°F (19°C) | 71°F (22°C) | 1.4" | 0.0" | 0.0 | 0.0 |
| June | 76°F (24°C) | 67°F (20°C) | 72°F (22°C) | 1.0" | 0.0" | 0.0 | 0.0 |
| July | 77°F (25°C) | 69°F (20°C) | 73°F (23°C) | 1.1" | 0.0" | 0.0 | 0.0 |
| August | 78°F (25°C) | 69°F (21°C) | 73°F (23°C) | 0.8" | 0.0" | 0.0 | 0.0 |
| September | 78°F (26°C) | 69°F (21°C) | 73°F (23°C) | 0.9" | 0.0" | 0.0 | 0.0 |
| October | 77°F (25°C) | 69°F (21°C) | 73°F (23°C) | 1.6" | 0.0" | 0.0 | 0.0 |
| November | 76°F (24°C) | 67°F (20°C) | 72°F (22°C) | 1.9" | 0.0" | 0.0 | 0.0 |
| December | 75°F (24°C) | 66°F (19°C) | 70°F (21°C) | 2.4" | 0.0" | 0.0 | 0.0 |
Monthly Precipitation
Average monthly rainfall and snowfall
January 2.6"
7.4 days with precipitation
February 1.1"
6.0 days with precipitation
March 1.4"
7.0 days with precipitation
April 0.9"
6.8 days with precipitation
May 1.4"
5.7 days with precipitation
June 1.0"
6.7 days with precipitation
July 1.1"
8.3 days with precipitation
August 0.8"
6.5 days with precipitation
September 0.9"
7.6 days with precipitation
October 1.6"
6.1 days with precipitation
November 1.9"
7.5 days with precipitation
December 2.4"
6.8 days with precipitation
Frost Dates & Growing Season
First Fall Freeze
N/A
50% probability date
Last Spring Freeze
N/A
50% probability date
Heating & Cooling Degree Days
Annual totals indicate energy demand for heating and cooling
Heating Degree Days
7
Higher = more heating needed
Cooling Degree Days
2,250
Higher = more cooling needed
Warmest Month
August
Coldest Month
March
What Kahoolawe's climate means for you
Kahoolawe runs 71°F a year - peaking in August, coldest in March.
- Energy bills track 7 heating and 2,250 cooling degree days a year, higher means the furnace or AC runs more.
- Comparing places to live? Line this city up against nearby cities and the national rankings. See rankings
These are 30-year NOAA normals (1991–2020) - the typical year, not a forecast for any specific season.
Climate Guides
Climate Insight: Kahoolawe, HI
In Kahoolawe, Hawaii, the NOAA 1991–2020 climate normals put the annual average temperature at 71°F, ranging from a mean daily high of 76°F to a mean daily low of 67°F. August is typically the warmest month of the year, while March is the coldest. As thirty-year averages computed from station USC00512558, these numbers smooth out year-to-year noise into a working baseline for a typical month.
Anyone planning to live, garden, or travel in Kahoolawe should weigh precipitation alongside temperature: the annual average runs 17.1 inches, with negligible snowfall. Growing-season length varies with elevation and microclimate. And on the energy front, 7 heating degree days and 2,250 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.
On PlainClimate's composite comfort index, Kahoolawe scores 82/100 (Excellent), a blended measure that weighs temperature mildness, precipitation moderation, and extreme-weather frequency against one another. The monthly tables above are the practical planning tool: mild highs and lows land in the shoulder seasons, August-driven heat peaks in summer, and March-driven cold sets in over deep winter. These are thirty-year averages, not a forecast - any single year can run warmer, wetter, drier, or cooler than the normal.
Frequently Asked Questions
What is the average temperature in Kahoolawe, HI? ▼
The average annual temperature in Kahoolawe, Hawaii is 71°F. The warmest month averages 78°F (26°C) and the coldest averages 64°F (18°C).
How much rain does Kahoolawe get? ▼
Kahoolawe receives 17.1 inches of precipitation annually. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for Kahoolawe? ▼
Kahoolawe has a climate comfort score of 82/100 (Excellent), milder than 83% of U.S. cities in the PlainClimate database.
When is the growing season in Kahoolawe? ▼
Growing season data is not available for Kahoolawe.
How much energy does heating and cooling require in Kahoolawe? ▼
Kahoolawe has 7 heating degree days and 2,250 cooling degree days annually, a cooling-dominated climate. See our <a href="/guides/reading-weather-data/" class="underline hover:text-brand-600">guide to reading weather data</a> for what these figures mean.
Where does this Kahoolawe climate data come from? ▼
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from weather station USC00512558 near Kahoolawe.
Data Sources
Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USC00512558. For informational purposes only.
Read our methodology - how this data is sourced, computed, and verified.
Related
Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainClimate Editorial
Every figure on PlainClimate is rendered directly from NOAA 1991-2020 U.S. Climate Normals data, no number is typed in by an editor. This page draws directly on NOAA 1991-2020 U.S. Climate Normals data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.