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 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
Transition into October subtly marks a drop in the average high-temperature, moderately moving from 83.3°F (28.5°C) in September to a still warm 77.5°F (25.3°C). Johnstown records an average low-temperature of 57.7°F (14.3°C) throughout the month of October.Humidity
The average relative humidity in October is 57%.Rainfall
In Johnstown, during October, the rain falls for 2.6 days and regularly aggregates up to 0.12" (3mm) of precipitation. Throughout the year, in Johnstown, there are 49.6 rainfall days, and 5.16" (131mm) of precipitation is accumulated.Daylight
The average length of the day in October is 11h and 21min.On the first day of the month, sunrise is at 6:42 am and sunset at 6:31 pm. On the last day of October, sunrise is at 7:05 am and sunset at 5:57 pm PDT.
Sunshine
In Johnstown, the average sunshine in October is 9.1h.UV index
In Johnstown, the average daily maximum UV index in October is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In October, an average UV index of 5 transforms into the following instructions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Johnstown in October?
What is the average humidity in October?
How many days does it rain in October?
How many hours of daylight does Johnstown have in October?
When is the sunrise / sunset in October in Johnstown?
How many hours of sunshine does Johnstown have in October?
How high is the UV index in October?
Average temperature in October
Johnstown, CA
- Average high temperature in October: 77.5°F
The warmest month (with the highest average high temperature) is August (85.5°F).
The month with the lowest average high temperature is December (63.7°F).
- Average low temperature in October: 57.7°F
The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is February (46°F).
Average pressure in October
Johnstown, CA
- Average pressure in October: 29.93"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in October
Johnstown, CA
- Average wind speed in October: 4.2mph
The windiest months (with the highest average wind speed) are April and May (5.3mph).
The calmest months (with the lowest average wind speed) are August, September and October (4.2mph).
Average humidity in October
Johnstown, CA
- Average humidity in October: 57%
The month with the highest relative humidity is May (65%).
The month with the lowest relative humidity is November (52%).
Average rainfall in October
Johnstown, CA
- Average rainfall in October: 0.12"
The wettest month (with the highest rainfall) is February (1.06").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in October
Johnstown, CA
- Average rainfall days in October: 2.6 days
The month with the highest number of rainy days is March (6.8 days).
The month with the least rainy days is June (1.4 days).
Average daylight in October /
Average sunshine in October
Johnstown, CA
- Average daylight in October: 11h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in October: 9h and 1min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in October
Johnstown, CA
- Average sunshine days in October: 27 days
The month with the most sunshine days is June (28 days).
The month with the least sunshine days is July (20.7 days).
Average UV index in October
Johnstown, CA
- Average UV index in October: 5
The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in October
Johnstown, CA
- Average cloud cover in October: 11
The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in October
Johnstown, 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).
Johnstown, California, USA
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