Climate Comfort Score
80/100
Excellent
NOAA 1991–2020 normals 64°F annual avg Public-domain federal data
Delano, CA Climate
Annual temperature, rainfall, and a comfort score, sourced from NOAA NCEI's 1991–2020 normals →
- 64°F
- Avg annual temp
- 80/100
- Comfort score
- 7.5"
- Annual precip
- 311d
- Growing season
30-year climate normals from 1 weather station (1991-2020).
The climate verdict for Delano
Delano, California averages 64°F a year and scores 80/100 on the comfort index - excellent, milder than 82% of U.S. cities.
- 64°F
- annual average temperature (NOAA normal)
- 80/100
- comfort score, milder than 82% of U.S. cities
- 7.5"
- precipitation, annual total
- 311 days
- frost-free days per growing season
Based on NOAA U.S. Climate Normals (1991–2020) - 30-year averages describing the typical year, not a forecast.
Avg Temperature
64°F (18°C)
Avg High
77°F
Avg Low
51°F
Annual Precip
7.5"
Annual Snow
0.2"
Comfort Score
80/100
Excellent
Avg Annual Temperature
64°F
30-year mean (NOAA NCEI)
Annual Precipitation
7.5"
Liquid-equivalent total
Comfort score vs national 100-point ceiling (Delano) 80.0%
National median (63)
PlainClimate composite, temperature mildness, humidity, precipitation, extreme-weather frequency. Excellent for the Delano area.
How Delano compares to every U.S. city
Delano'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 Delano
MethodologySince 1900, U.S. land temperatures have tracked (and diverged from) the global mean - the chart below shows how. Delano's current NOAA 1991-2020 normal sits within that longer spread, and the most recent decade runs 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 | 56°F (13°C) | 38°F (3°C) | 47°F (8°C) | 1.4" | 0.2" | 3.8 | 0.0 |
| February | 63°F (17°C) | 41°F (5°C) | 52°F (11°C) | 1.3" | 0.0" | 2.3 | 0.0 |
| March | 69°F (21°C) | 45°F (7°C) | 57°F (14°C) | 1.4" | 0.0" | 0.6 | 0.2 |
| April | 75°F (24°C) | 49°F (10°C) | 62°F (17°C) | 0.6" | 0.0" | 0.0 | 2.1 |
| May | 83°F (28°C) | 56°F (13°C) | 69°F (21°C) | 0.4" | 0.0" | 0.0 | 7.5 |
| June | 92°F (33°C) | 62°F (17°C) | 77°F (25°C) | 0.1" | 0.0" | 0.0 | 22.3 |
| July | 97°F (36°C) | 68°F (20°C) | 83°F (28°C) | 0.0" | 0.0" | 0.0 | 29.6 |
| August | 97°F (36°C) | 66°F (19°C) | 81°F (27°C) | 0.0" | 0.0" | 0.0 | 30.2 |
| September | 91°F (33°C) | 62°F (16°C) | 76°F (24°C) | 0.0" | 0.0" | 0.0 | 20.4 |
| October | 80°F (26°C) | 53°F (11°C) | 66°F (19°C) | 0.4" | 0.0" | 0.0 | 3.5 |
| November | 66°F (19°C) | 43°F (6°C) | 54°F (12°C) | 0.7" | 0.0" | 0.5 | 0.0 |
| December | 57°F (14°C) | 37°F (3°C) | 47°F (8°C) | 1.2" | 0.0" | 10.9 | 0.0 |
Monthly Precipitation
Average monthly rainfall and snowfall
January 1.4"
Snow: 0.2"
6.8 days with precipitation
February 1.3"
6.1 days with precipitation
March 1.4"
5.6 days with precipitation
April 0.6"
3.4 days with precipitation
May 0.4"
1.4 days with precipitation
June 0.1"
0.4 days with precipitation
July 0.0"
0.2 days with precipitation
August 0.0"
0.0 days with precipitation
September 0.0"
0.5 days with precipitation
October 0.4"
1.8 days with precipitation
November 0.7"
3.8 days with precipitation
December 1.2"
5.9 days with precipitation
Frost Dates & Growing Season
First Fall Freeze
December 8
50% probability date
Last Spring Freeze
January 31
50% probability date
Growing Season
311 days
Heating & Cooling Degree Days
Annual totals indicate energy demand for heating and cooling
Heating Degree Days
2,282
Higher = more heating needed
Cooling Degree Days
2,036
Higher = more cooling needed
Warmest Month
July
Coldest Month
January
What Delano's climate means for you
Delano runs 64°F a year - peaking in July, coldest in January.
- Gardeners get about 311 frost-free days, with the last spring freeze near January 31 - plan the planting calendar around it, not the regional average.
- Energy bills track 2,282 heating and 2,036 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: Delano, CA
Delano, California runs an annual average of 64°F, ranging from a mean daily high of 77°F to a mean daily low of 51°F, per NOAA's 1991–2020 climate normals. July is typically the warmest month of the year, while January is the coldest. Drawn from station USC00042346, these thirty-year averages smooth out year-to-year swings into a baseline for what a typical month looks like here.
Delano averages 7.5 inches of precipitation a year, with negligible snowfall, and that matters as much to daily life here as temperature does. The frost-free season averages 311 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 8. As for energy demand, 2,282 heating degree days and 2,036 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.
On PlainClimate's composite comfort index, Delano scores 80/100 (Excellent), a blended measure that weighs temperature mildness, precipitation moderation, and extreme-weather frequency against one another. Use the monthly tables above to plan around specific windows, shoulder seasons for mild highs and lows, peak summer for July-driven heat, or deep winter for January-driven cold. All figures here are thirty-year averages: any single year may run warmer, wetter, drier, or cooler than the normal, so treat them as planning guidance rather than forecasts.
Frequently Asked Questions
What is the average temperature in Delano, CA? ▼
The average annual temperature in Delano, California is 64°F. The warmest month averages 97°F (36°C) and the coldest averages 37°F (3°C).
How much rain does Delano get? ▼
Delano receives 7.5 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 Delano? ▼
Delano 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 Delano? ▼
Delano has approximately 311 frost-free days per year, with the last spring freeze around January 31 and the first fall freeze around December 8.
How much energy does heating and cooling require in Delano? ▼
Delano has 2,282 heating degree days and 2,036 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 Delano climate data come from? ▼
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from weather station USC00042346 near Delano.
Data Sources
Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USC00042346. 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.