Climate Comfort Score
80/100
Excellent
NOAA 1991–2020 normals 66°F annual avg Public-domain federal data
Wasco, CA Climate
Pulled from NOAA NCEI 1991–2020 normals →: average temperature, precipitation, and comfort score
- 66°F
- Avg annual temp
- 80/100
- Comfort score
- 7.1"
- Annual precip
- 308d
- Growing season
30-year climate normals from 1 weather station (1991-2020).
The climate verdict for Wasco
Wasco, California averages 66°F a year and scores 80/100 on the comfort index - excellent, milder than 82% of U.S. cities.
- 66°F
- average temperature, NOAA 1991-2020 normal
- 80/100
- comfort score, milder than 82% of U.S. cities
- 7.1"
- annual precipitation
- 308 days
- growing season, frost-free days
Based on NOAA U.S. Climate Normals (1991–2020) - 30-year averages describing the typical year, not a forecast.
Avg Temperature
66°F (19°C)
Avg High
80°F
Avg Low
53°F
Annual Precip
7.1"
Annual Snow
0.2"
Comfort Score
80/100
Excellent
Avg Annual Temperature
66°F
30-year mean (NOAA NCEI)
Annual Precipitation
7.1"
Liquid-equivalent total
Comfort score vs national 100-point ceiling (Wasco) 80.0%
National median (63)
PlainClimate composite, temperature mildness, humidity, precipitation, extreme-weather frequency. Excellent for the Wasco area.
How Wasco compares to every U.S. city
Wasco's comfort score vs. all U.S. cities
PlainClimate composite comfort index (1–100), NOAA 1991–2020 normals
80 Top 18% higher than 82% 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 Wasco
MethodologyWasco's NOAA 1991-2020 normal sits inside a longer story: U.S. land temperatures have been tracking (and drifting from) the global mean since 1900, and the chart below shows that spread, with the most recent decade running 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 | 59°F (15°C) | 39°F (4°C) | 49°F (9°C) | 1.3" | 0.2" | 7.5 | 0.0 |
| February | 65°F (18°C) | 42°F (6°C) | 54°F (12°C) | 1.2" | 0.0" | 3.4 | 0.0 |
| March | 71°F (22°C) | 46°F (8°C) | 59°F (15°C) | 1.4" | 0.0" | 0.4 | 0.2 |
| April | 77°F (25°C) | 50°F (10°C) | 64°F (18°C) | 0.6" | 0.0" | 0.1 | 3.0 |
| May | 86°F (30°C) | 57°F (14°C) | 72°F (22°C) | 0.3" | 0.0" | 0.0 | 12.1 |
| June | 94°F (34°C) | 63°F (17°C) | 79°F (26°C) | 0.1" | 0.0" | 0.0 | 22.3 |
| July | 100°F (38°C) | 69°F (20°C) | 84°F (29°C) | 0.0" | 0.0" | 0.0 | 30.2 |
| August | 99°F (37°C) | 66°F (19°C) | 83°F (28°C) | 0.0" | 0.0" | 0.0 | 29.8 |
| September | 94°F (34°C) | 62°F (17°C) | 78°F (25°C) | 0.0" | 0.0" | 0.0 | 22.4 |
| October | 82°F (28°C) | 53°F (12°C) | 68°F (20°C) | 0.5" | 0.0" | 0.0 | 6.0 |
| November | 69°F (20°C) | 44°F (7°C) | 56°F (13°C) | 0.6" | 0.0" | 2.7 | 0.0 |
| December | 59°F (15°C) | 38°F (3°C) | 48°F (9°C) | 1.1" | 0.0" | 10.9 | 0.0 |
Monthly Precipitation
Average monthly rainfall and snowfall
January 1.3"
Snow: 0.2"
6.9 days with precipitation
February 1.2"
6.2 days with precipitation
March 1.4"
5.6 days with precipitation
April 0.6"
3.4 days with precipitation
May 0.3"
1.4 days with precipitation
June 0.1"
0.4 days with precipitation
July 0.0"
0.1 days with precipitation
August 0.0"
0.1 days with precipitation
September 0.0"
0.3 days with precipitation
October 0.5"
1.5 days with precipitation
November 0.6"
3.3 days with precipitation
December 1.1"
5.1 days with precipitation
Frost Dates & Growing Season
First Fall Freeze
December 5
50% probability date
Last Spring Freeze
January 31
50% probability date
Growing Season
308 days
Heating & Cooling Degree Days
Annual totals indicate energy demand for heating and cooling
Heating Degree Days
1,995
Higher = more heating needed
Cooling Degree Days
2,378
Higher = more cooling needed
Warmest Month
July
Coldest Month
December
What Wasco's climate means for you
Wasco runs 66°F a year - peaking in July, coldest in December.
- Gardeners get about 308 frost-free days, with the last spring freeze near January 31 - plan the planting calendar around it, not the regional average.
- Energy bills track 1,995 heating and 2,378 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: Wasco, CA
In Wasco, California, the NOAA 1991–2020 climate normals put the annual average temperature at 66°F, ranging from a mean daily high of 80°F to a mean daily low of 53°F. July is typically the warmest month of the year, while December is the coldest. As thirty-year averages computed from station USC00049452, these numbers smooth out year-to-year noise into a working baseline for a typical month.
Anyone planning to live, garden, or travel in Wasco should weigh precipitation alongside temperature: the annual average runs 7.1 inches, with negligible snowfall. The frost-free season averages 308 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near January 31 and the first fall freeze near December 5. And on the energy front, 1,995 heating degree days and 2,378 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.
On PlainClimate's composite comfort index, Wasco scores 80/100 (Excellent), a blended measure that weighs temperature mildness, precipitation moderation, and extreme-weather frequency against one another. For planning purposes, look to the monthly tables above: shoulder seasons bring the mildest highs and lows, summer brings July-driven heat, and deep winter brings December-driven cold. Treat every figure here as a thirty-year average rather than a forecast - individual years routinely run warmer, cooler, wetter, or drier than the normal.
Frequently Asked Questions
What is the average temperature in Wasco, CA? ▼
The average annual temperature in Wasco, California is 66°F. The warmest month averages 100°F (38°C) and the coldest averages 38°F (3°C).
How much rain does Wasco get? ▼
Wasco receives 7.1 inches of precipitation annually, including 0.2 inches of snow. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for Wasco? ▼
Wasco has a climate comfort score of 80/100 (Excellent), milder than 82% of U.S. cities in the PlainClimate database.
When is the growing season in Wasco? ▼
Wasco has approximately 308 frost-free days per year, with the last spring freeze around January 31 and the first fall freeze around December 5.
How much energy does heating and cooling require in Wasco? ▼
Wasco has 1,995 heating degree days and 2,378 cooling degree days annually, a fairly balanced heating/cooling split. 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 Wasco climate data come from? ▼
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from weather station USC00049452 near Wasco.
Data Sources
Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USC00049452. 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.