Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
Kalaloch marks the arrival of September with an average high-temperature of a still comfortable 63.1°F (17.3°C), hardly different from August's 65.8°F (18.8°C). Kalaloch experiences a nighttime temperature average of 51.8°F (11°C) during September.Humidity
The average relative humidity in September in Kalaloch, Washington, is 81%.Rainfall
In Kalaloch, Washington, in September, it is raining for 11.3 days, with typically 1.73" (44mm) of accumulated precipitation. In Kalaloch, during the entire year, the rain falls for 169.3 days and collects up to 37.83" (961mm) of precipitation.Snowfall
April through November are months without snowfall in Kalaloch.Daylight
In Kalaloch, the average length of the day in September is 12h and 33min.On the first day of the month, sunrise is at 6:37 am and sunset at 7:57 pm. On the last day of September, in Kalaloch, sunrise is at 7:16 am and sunset at 6:57 pm PDT.
Sunshine
In Kalaloch, the average sunshine in September is 8.7h.UV index
The months with the highest UV index in Kalaloch are May through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 4 during September translates into the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
What are the temperatures in Kalaloch in September?
What is the average humidity in September in Kalaloch?
How many days does it rain in September in Kalaloch?
When it does not snow in Kalaloch?
What is the average length of the day in September in Kalaloch?
When is the sunrise / sunset in September in Kalaloch?
How long on average sun shines in September in Kalaloch?
What are the months with the highest UV index in Kalaloch?
How high is the UV index in September in Kalaloch?
Average temperature in September
Kalaloch, WA
- Average high temperature in September: 63.1°F
The warmest month (with the highest average high temperature) is August (65.8°F).
The month with the lowest average high temperature is December (45.1°F).
- Average low temperature in September: 51.8°F
The month with the highest average low temperature is August (52.5°F).
The coldest month (with the lowest average low temperature) is February (38.7°F).
Average pressure in September
Kalaloch, WA
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is July (30.08"Hg).
The month with the lowest atmospheric pressure is March (29.99"Hg).
Average wind speed in September
Kalaloch, WA
- Average wind speed in September: 6.1mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in September
Kalaloch, WA
- Average humidity in September: 81%
The months with the highest relative humidity are January, November and December (84%).
The month with the lowest relative humidity is May (80%).
Average rainfall in September
Kalaloch, WA
- Average rainfall in September: 1.73"
The wettest month (with the highest rainfall) is January (6.89").
The driest month (with the least rainfall) is July (0.51").
Average rainfall days in September
Kalaloch, WA
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is November (19.4 days).
The month with the least rainy days is August (6.8 days).
Average snowfall in September
Kalaloch, WA
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Kalaloch, WA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Kalaloch, WA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 8h and 4min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in September
Kalaloch, WA
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is August (21.4 days).
The month with the least sunshine days is November (9.4 days).
Average UV index in September
Kalaloch, WA
- Average UV index in September: 4
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Kalaloch, WA
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Kalaloch, WA
- Average visibility in September: 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).
Kalaloch, Washington, USA
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