Climate Comfort Score
72/100
Good
NOAA 1991–2020 normals 75°F annual avg Public-domain federal data
Ewa Beach Usgs, HI Climate
Explore average temperature, rainfall, and comfort score sourced from NOAA NCEI's 1991–2020 climate normals →
- 75°F
- Avg annual temp
- 72/100
- Comfort score
- 17.1"
- Annual precip
30-year climate normals from 1 weather station (1991-2020).
The climate verdict for Ewa Beach Usgs
Ewa Beach Usgs, Hawaii averages 75°F a year and scores 72/100 on the comfort index - good, milder than 66% of U.S. cities.
- 75°F
- average temperature, NOAA 1991-2020 normal
- 72/100
- comfort score, milder than 66% 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
75°F (24°C)
Avg High
84°F
Avg Low
67°F
Annual Precip
17.1"
Annual Snow
0.0"
Comfort Score
72/100
Good
Avg Annual Temperature
75°F
30-year mean (NOAA NCEI)
Annual Precipitation
17.1"
Liquid-equivalent total
Comfort score vs national 100-point ceiling (Ewa Beach Usgs) 72.0%
National median (63)
PlainClimate composite, temperature mildness, humidity, precipitation, extreme-weather frequency. Good for the Ewa Beach Usgs area.
How Ewa Beach Usgs compares to every U.S. city
Ewa Beach Usgs's comfort score vs. all U.S. cities
PlainClimate composite comfort index (1–100), NOAA 1991–2020 normals
72 Top 34% higher than 66% 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 Ewa Beach Usgs
MethodologyHow the U.S. land temperature anomaly tracks against the global mean since 1900. The current NOAA 1991-2020 normal for Ewa Beach Usgs captures average conditions across the spread shown, the most recent decade is warmer than the 30-year mean.
- 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 | 80°F (27°C) | 62°F (17°C) | 71°F (22°C) | 1.8" | 0.0" | 0.0 | 0.0 |
| February | 80°F (27°C) | 63°F (17°C) | 71°F (22°C) | 1.7" | 0.0" | 0.0 | 0.0 |
| March | 81°F (27°C) | 64°F (18°C) | 72°F (22°C) | 2.7" | 0.0" | 0.0 | 0.0 |
| April | 82°F (28°C) | 66°F (19°C) | 74°F (23°C) | 0.8" | 0.0" | 0.0 | 0.0 |
| May | 84°F (29°C) | 67°F (19°C) | 75°F (24°C) | 1.0" | 0.0" | 0.0 | 0.1 |
| June | 86°F (30°C) | 69°F (21°C) | 77°F (25°C) | 0.4" | 0.0" | 0.0 | 1.0 |
| July | 87°F (30°C) | 71°F (21°C) | 79°F (26°C) | 0.5" | 0.0" | 0.0 | 2.7 |
| August | 87°F (31°C) | 71°F (22°C) | 79°F (26°C) | 0.8" | 0.0" | 0.0 | 4.6 |
| September | 87°F (31°C) | 70°F (21°C) | 78°F (26°C) | 0.8" | 0.0" | 0.0 | 4.5 |
| October | 86°F (30°C) | 69°F (21°C) | 77°F (25°C) | 1.7" | 0.0" | 0.0 | 1.3 |
| November | 84°F (29°C) | 67°F (19°C) | 75°F (24°C) | 2.2" | 0.0" | 0.0 | 0.0 |
| December | 81°F (27°C) | 65°F (18°C) | 73°F (23°C) | 2.6" | 0.0" | 0.0 | 0.0 |
Monthly Precipitation
Average monthly rainfall and snowfall
January 1.8"
9.5 days with precipitation
February 1.7"
7.6 days with precipitation
March 2.7"
9.1 days with precipitation
April 0.8"
6.7 days with precipitation
May 1.0"
5.8 days with precipitation
June 0.4"
5.6 days with precipitation
July 0.5"
6.5 days with precipitation
August 0.8"
4.4 days with precipitation
September 0.8"
5.5 days with precipitation
October 1.7"
7.2 days with precipitation
November 2.2"
9.0 days with precipitation
December 2.6"
9.5 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
1
Higher = more heating needed
Cooling Degree Days
3,754
Higher = more cooling needed
Warmest Month
August
Coldest Month
January
What Ewa Beach Usgs's climate means for you
Ewa Beach Usgs runs 75°F a year - peaking in August, coldest in January.
- Energy bills track 1 heating and 3,754 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: Ewa Beach Usgs, HI
In Ewa Beach Usgs, Hawaii, the NOAA 1991–2020 climate normals put the annual average temperature at 75°F, ranging from a mean daily high of 84°F to a mean daily low of 67°F. August is typically the warmest month of the year, while January is the coldest. As thirty-year averages computed from station USC00511918, these numbers smooth out year-to-year noise into a working baseline for a typical month.
Ewa Beach Usgs averages 17.1 inches of precipitation a year, with negligible snowfall, and that matters as much to daily life here as temperature does. Growing-season length varies with elevation and microclimate. As for energy demand, 1 heating degree days and 3,754 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.
On PlainClimate's composite comfort index, Ewa Beach Usgs scores 72/100 (Good), a blended measure that weighs temperature mildness, precipitation moderation, and extreme-weather frequency against one another. Shoulder seasons bring the mildest highs and lows in the monthly tables above, summer brings August-driven heat, and winter brings January-driven cold - use that rhythm for planning. These figures are thirty-year averages rather than forecasts, so a specific year may still run warmer, cooler, wetter, or drier than what's shown.
Frequently Asked Questions
What is the average temperature in Ewa Beach Usgs, HI? ▼
The average annual temperature in Ewa Beach Usgs, Hawaii is 75°F. The warmest month averages 87°F (31°C) and the coldest averages 62°F (17°C).
How much rain does Ewa Beach Usgs get? ▼
Ewa Beach Usgs receives 17.1 inches of precipitation annually. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for Ewa Beach Usgs? ▼
Ewa Beach Usgs has a climate comfort score of 72/100 (Good), milder than 66% of U.S. cities in the PlainClimate database.
When is the growing season in Ewa Beach Usgs? ▼
Growing season data is not available for Ewa Beach Usgs.
How much energy does heating and cooling require in Ewa Beach Usgs? ▼
Ewa Beach Usgs has 1 heating degree days and 3,754 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 Ewa Beach Usgs climate data come from? ▼
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from weather station USC00511918 near Ewa Beach Usgs.
Data Sources
Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USC00511918. 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.