Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
October heralds a minor drop in average high-temperature, sliding from September's 85.3°F (29.6°C) to a still warm 78.3°F (25.7°C). October nights are marked by an average low-temperature of 58.5°F (14.7°C).Humidity
The average relative humidity in October in Irwindale is 48%.Rainfall
In October, in Irwindale, the rain falls for 3.4 days. Throughout October, 0.24" (6mm) of precipitation is accumulated. In Irwindale, during the entire year, the rain falls for 49.6 days and collects up to 8.11" (206mm) of precipitation.Snowfall
In Irwindale, snow does not fall in January through November.Daylight
The average length of the day in October is 11h and 19min.On the first day of October in Irwindale, sunrise is at 6:46 am and sunset at 6:35 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:59 pm PDT.
Sunshine
In October, the average sunshine is 8.6h.UV index
In Irwindale, the average daily maximum UV index in October is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: A maximum UV index of 5 in October translates into the following recommendations:
Be vigilant - Preventing sunburn is recommended. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Frequently asked questions
What is the usual temperature for Irwindale in October?
What is the average humidity in October in Irwindale?
How much does it rain in Irwindale in October?
When it does not snow in Irwindale?
What is the average length of the day in October in Irwindale?
When is the sunrise / sunset in October in Irwindale?
How many hours of sunshine does Irwindale have in October?
What is the UV index reading in October in Irwindale?
Average temperature in October
Irwindale, CA
- Average high temperature in October: 78.3°F
The warmest month (with the highest average high temperature) is August (87.1°F).
The month with the lowest average high temperature is December (63.1°F).
- Average low temperature in October: 58.5°F
The month with the highest average low temperature is August (64.9°F).
The coldest months (with the lowest average low temperature) are February and December (47.3°F).
Average pressure in October
Irwindale, CA
- Average pressure in October: 29.95"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in October
Irwindale, CA
- Average wind speed in October: 4.5mph
The windiest months (with the highest average wind speed) are April and May (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).
Average humidity in October
Irwindale, CA
- Average humidity in October: 48%
The months with the highest relative humidity are May and June (57%).
The month with the lowest relative humidity is November (46%).
Average rainfall in October
Irwindale, CA
- Average rainfall in October: 0.24"
The wettest month (with the highest rainfall) is February (1.73").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in October
Irwindale, CA
- Average rainfall days in October: 3.4 days
The month with the highest number of rainy days is March (6.5 days).
The month with the least rainy days is June (1.2 days).
Average snowfall days in October
Irwindale, CA
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in October /
Average sunshine in October
Irwindale, CA
- Average daylight in October: 11h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in October: 8h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 54min).
Average sunshine days in October
Irwindale, CA
- Average sunshine days in October: 26.5 days
The month with the most sunshine days is June (28.3 days).
The month with the least sunshine days is February (21.5 days).
Average UV index in October
Irwindale, CA
- Average UV index in October: 5
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).
Average cloud cover in October
Irwindale, CA
- Average cloud cover in October: 10
The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in October
Irwindale, CA
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Irwindale, California, USA
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