Glendora Weather

TownGreater Los Angeles

Glendora is a San Gabriel Valley destination for comparing San Gabriel Valley heat, foothill cloud, and downslope wind patterns.

70°
😊
Comfort Score
86(A-)
Excellent
Weather updated August 18, 2026 at 3:52 AM PDT

Glendora weather at a glance

Glendora is a town at 932 feet in Greater Los Angeles. Glendora is a San Gabriel Valley destination for comparing San Gabriel Valley heat, foothill cloud, and downslope wind patterns. Notable features include town, san-gabriel-valley, foothills, and inland-heat.

Current conditions are 70°F, feeling like 70°F, with 44% humidity, winds near 0 mph, 91% cloud cover, and a 0% chance of precipitation. Warm and overcast.

The location-specific climate baseline shows an average daily high of 79°F and an average low of 56°F, with about 9.2 hours of sunshine per day and 0.4 hours of morning fog per day. Expected annual precipitation is approximately 11.3 inches.

Current Conditions

Temperature
70°F
Feels like 70°F
Humidity
44%
Wind
0 mph
NW • Gusts 0 mph
Cloud Cover
91%
Precip Chance
0%

Comfort Breakdown

Less comfortableMore comfortable
Temperature100
Wind100
Night Sky5
Humidity100
Precipitation100

Hourly Forecast

Today

TimeTempComfortAQIWindPrecipConditions
Now69°86 (A-)1 mph0%☁️ Cloudy
5am67°88 (A-)1 mph0% Partly Cloudy
6am65°80 (B)2 mph0%☁️ Cloudy
7am67°87 (A-)1 mph0% Partly Cloudy
8am73°99 (A)1 mph0%☀️ Sunny
9am79°79 (B)3 mph0% Partly Cloudy
10am85°73 (B-)4 mph0%🌤️ Mostly Sunny
11am89°66 (C)5 mph0% Partly Cloudy
12pm93°50 (C-)6 mph0%☁️ Cloudy
1pm97°50 (C-)7 mph0%☁️ Cloudy
2pm98°50 (C-)9 mph0% Partly Cloudy
3pm99°49 (D)10 mph0%☁️ Cloudy
How to read the Glendora hourly chart

The hourly chart follows the next 48 forecast hours at Glendora. Use the temperature view to see warming and cooling through the day, and the comfort view to see when the combined temperature, wind, clouds, precipitation, and air quality should feel most favorable.

The wind view compares sustained wind with stronger gusts at Glendora. The AQI view uses the current observation for “Now” and modeled AQI-equivalent guidance for later hours when forecast smoke data is available.

Weather Maps

About the weather maps for Glendora

Each preview is centered on Glendora, with the red pin marking its approximate location. Satellite imagery provides cloud context, radar shows nearby precipitation, and the fog view shows the marine-layer or low-cloud field when that regional layer is available.

These images cover a wider area than the point forecast, so a nearby cloud or rain band may not be directly over Glendora. Open a preview for the interactive map and its latest timestamp before making a weather-sensitive decision.

7-Day Forecast

DayHigh/LowComfortPrecipConditions
Today🏆 Best99° / 65°76 (B)0%☀️ Sunny
Wed103° / 67°76 (B)0%☀️ Sunny
Thu98° / 83°72 (B-)0%☀️ Sunny
Fri98° / 83°72 (B-)1%☀️ Sunny
Sat98° / 82°72 (B-)1%☀️ Sunny
Sun100° / 85°71 (B-)1%☀️ Sunny
Mon99° / 84°71 (B-)2%☀️ Sunny

Best day this week: Today (Comfort score: 76)

Nearby Temperature Comparison

Conditions at nearby Greater Los Angeles destinations

Tip: Los Angeles temps can vary 20-30°F within a short distance due to microclimates.

Climate Dashboard

Current conditions vs. HRRR rolling destination baseline

Today's High vs Normal
99°Fforecast
7° above normal
Normal: 92°F
Rainfall Year-to-Date
5.7"
17% below average
30-yr avg: 6.9"
Sunny Days
27last 28 days
1 fewer than baseline
Typical: 28
Foggy Days
0last 28 days
About average
Avg Wind Speed
6.7 mphlast 28 days
Typical conditions
Typical: 7.2 mph
Comfort Score
9428-day avg
On par with typical
Recent baseline: 93
What the Glendora climate comparisons mean

These cards compare recent conditions at Glendora with the available local baseline. Temperature and year-to-date rainfall use long-term normals when available; fog, sunshine, wind, and comfort use the matching recent or modeled baseline identified on each card.

Positive and negative differences describe how Glendora departs from its own usual pattern. They should not be read as a direct comparison with another city or as a forecast beyond the period shown.

Historical Climate Data

Long-term weather patterns and climate data

Data sources: NOAA HRRR rolling destination baseline for recent temperature, precipitation, fog, cloud, wind, humidity, and sunshine signals.

Climate Overview

Based on HRRR rolling destination baseline (2024-07-01 to 2026-06-30)

89
Avg Comfort
79°
Avg High
56.2°
Avg Low
89%
Perfect Days
☀️ Avg Sunshine9.2h/day
🌫️ Avg Fog0.4h/day
💧 Avg Annual Rain11.3"
🌧️ Rainy Days/yr26 (7%)
🌫️ Foggy Days/yr10
✨ Perfect Days (80+)653

🌟 Best Months to Visit

1. May87
77.8° / 56.5° · ☀️ 9.9h
1 foggy days · 1 rainy days
2. April84
73.7° / 53.4° · ☀️ 9.5h
0 foggy days · 3 rainy days
3. June84
84.4° / 59.6° · ☀️ 11.6h
1 foggy days · 1 rainy days

⚠️ Challenging Months

1. February69
70.3° / 51.4° · ☀️ 7.1h
💧 4.1" · 6 rainy days · 2 foggy days
2. September72
88.8° / 63.6° · ☀️ 9.8h
💧 0" · 2 rainy days · 1 foggy days
3. August73
93.6° / 64.8° · ☀️ 10.9h
💧 0" · 0 rainy days · 0 foggy days

Monthly Breakdown

MonthComfortHigh/Low☀️ Sun🌫️ Fog💧 RainPerfect
July 20249193.6° / 63.6°12.5h0d0"30
August 20248993.4° / 64.2°10.9h0d0"27
September 20248888.9° / 62.4°9.9h1d0.02"24
October 20249084° / 58°9.1h1d0.03"29
November 20248871.8° / 50.9°7h0d0.02"27
December 20248868.6° / 48.6°7.2h0d0"29
January 20258767.1° / 46.7°8h0d0.26"29
February 20258468.8° / 50.2°6.9h3d4.98"22
March 20258466.1° / 48.6°7.3h2d2.46"21
April 20259071.8° / 52°9.1h0d0.47"26
May 20259178.7° / 56.9°9.6h0d0.03"25
June 20259385.2° / 59.6°11.7h1d0.02"30
July 20259387.8° / 60.8°12h0d0.01"31
August 20258993.8° / 65.3°10.9h0d0"26
September 20259188.6° / 64.8°9.6h0d0.07"29
October 20259080.2° / 57.5°8.8h3d1.6"30
November 20258573° / 53.4°7.1h3d3.21"24
December 20258570.5° / 51.4°6.3h1d3.91"26
January 20268769.6° / 51.3°7.3h3d1.54"26
February 20268571.8° / 52.5°7.4h0d3.33"23
March 20269183.5° / 58.3°10.1h0d0.09"30
April 20269475.5° / 54.8°9.8h0d0.75"29
May 20269376.9° / 56°10.2h2d0.03"30
June 20269483.7° / 59.6°11.5h0d0"30
Last updated: 7/24/2026

Climate Trends

Average Temperature by Month

99°F84°F70°F56°F42°FJul '24Aug '24Sep '24Oct '24Nov '24Dec '24Jan '25Feb '25Mar '25Apr '25May '25Jun '25Jul '25Aug '25Sep '25Oct '25Nov '25Dec '25Jan '26Feb '26Mar '26Apr '26May '26Jun '26
Average High
Average Low
About the Glendora climate charts

The temperature chart compares average monthly highs and lows at Glendora, showing both the seasonal cycle and the typical day-to-night range. The comfort chart summarizes how often the combined weather pattern is favorable rather than judging temperature alone.

Precipitation shows the total recorded or modeled rainfall for each month at Glendora. Sunshine compares average bright-sky hours with the daylight available, while fog shows the average number of morning fog or low-cloud hours per day. Switch between the chart tabs to compare the same months across each measure.

Hourly Temperature, Fog, Wind, Cloud Cover, and Solar Radiation Patterns

Average local hour by month from 2016-07-01 to 2026-06-30

How to read the temperature heatmap for Glendora

This heatmap shows how average temperature at Glendora changes by hour and month. Read left to right for the seasons and top to bottom for the time of day; warmer colors identify the usual afternoon peaks and cooler colors show overnight and winter lows.

Each cell combines one month with one local hour. Hover over or focus on a cell for its value and sample coverage; the red marker shows the current month and hour.

How to read the fog heatmap for Glendora

This heatmap shows when fog or low cloud is most likely at Glendora. Darker cells mark month-and-hour combinations with a stronger historical fog signal, which helps separate overnight or morning fog from cloud that tends to linger into the afternoon.

Each cell combines one month with one local hour. Hover over or focus on a cell for its value and sample coverage; the red marker shows the current month and hour.

How to read the wind heatmap for Glendora

This heatmap shows the typical hourly wind pattern at Glendora through the year. It makes recurring afternoon wind, calmer overnight periods, and seasonal changes easier to compare than a single daily wind value.

Each cell combines one month with one local hour. Hover over or focus on a cell for its value and sample coverage; the red marker shows the current month and hour.

How to read the cloud cover heatmap for Glendora

This heatmap shows average cloud cover at Glendora for every month and hour. Use it to see whether cloudiness is mainly an overnight and morning pattern or commonly persists during the part of the day you plan to visit.

Each cell combines one month with one local hour. Hover over or focus on a cell for its value and sample coverage; the red marker shows the current month and hour.

How to read the solar radiation heatmap for Glendora

This heatmap shows the average solar radiation reaching Glendora by month and hour. Brighter cells indicate the strongest typical sun, while muted cells can reflect nighttime, shorter winter days, cloud cover, smoke, or terrain shading.

Each cell combines one month with one local hour. Hover over or focus on a cell for its value and sample coverage; the red marker shows the current month and hour.

Loading interactive climate heatmaps…

Location Details

📍
Coordinates
34.1450, -117.8478
⛰️
Elevation
932 ft
🏷️
Type
Town
🏷️
Tags
#town#san-gabriel-valley#foothills#inland-heat
Map
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Get Directions →

Frequently Asked Questions

Everything you need to know about weather and visiting Glendora

What is the weather at Glendora right now?

Current conditions at Glendora are 70°F, feeling like 70°F, with 44% humidity, winds near 0 mph, 91% cloud cover, and a 0% chance of precipitation. Warm and overcast

What temperatures are typical at Glendora?

The location-specific record for 2024-07-01 through 2026-06-30 shows an average daily high of 79°F and an average low of 56°F at Glendora. These are averages across the year; the monthly climate table on this page shows the warmer and cooler seasons separately.

How much rain does Glendora get?

The location-specific climate baseline estimates about 11.3 inches of precipitation and 26 days with measurable rain in a typical year at Glendora. The monthly breakdown shows when that rain is most likely.

How often is Glendora foggy?

Glendora averages about 0.4 hours of morning fog per day across the location-specific climate baseline, with approximately 10 foggy days in a typical year. Fog varies considerably by season, so check the monthly breakdown and current forecast for visit planning.

What are the best months to visit Glendora for comfortable weather?

Based on the destination's recorded comfort, temperature, sunshine, rain, and fog data, the strongest months are April 2026 (76°F/55°F average high/low and a 94 comfort score), June 2026 (84°F/60°F average high/low and a 94 comfort score), and June 2025 (85°F/60°F average high/low and a 93 comfort score). “Best” depends on the activity, so use the monthly table for the exact tradeoffs.

What kind of destination is Glendora?

Glendora is a town at 932 feet. Glendora is a San Gabriel Valley destination for comparing San Gabriel Valley heat, foothill cloud, and downslope wind patterns. Notable features include town, san-gabriel-valley, foothills, and inland-heat.

💡 Local Tip: Greater Los Angeles weather can change dramatically within short distances and throughout the day. Always check current conditions before visiting Glendora.
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