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
September's onset sees an average high-temperature of a still comfortable 63.3°F (17.4°C), exhibiting a slight fluctuation from the previous month. Night temperatures during September stabilize at an average of 54.7°F (12.6°C), closely mirroring the daytime temperatures.Humidity
The average relative humidity in September is 83%.Rainfall
In Hammond, in September, it is raining for 11.3 days, with typically 1.81" (46mm) of accumulated precipitation. In Hammond, during the entire year, the rain falls for 190.6 days and collects up to 40.75" (1035mm) of precipitation.Snowfall
In Hammond, snow does not fall in April through October and December.Daylight
The average length of the day in September is 12h and 31min.On the first day of September in Hammond, sunrise is at 6:37 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 6:56 pm PDT.
Sunshine
In Hammond, the average sunshine in September is 8.8h.UV index
The months with the highest UV index are May through October, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the UV index of 4 transforms into the following advice:
Undertake precautions - It is suggested to shield oneself from sunburn. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
What are the temperatures in Hammond in September?
What is the average humidity in September in Hammond?
How much does it rain in Hammond in September?
When it does not snow in Hammond?
What is the average length of the day in September in Hammond?
What time are sunrise and sunset in September in Hammond?
How many hours of sunshine does Hammond have in September?
When is the highest UV index in Hammond?
What is the UV index reading in September in Hammond?
Average temperature in September
Hammond, OR
- Average high temperature in September: 63.3°F
The warmest month (with the highest average high temperature) is August (64.6°F).
The month with the lowest average high temperature is December (46.4°F).
- Average low temperature in September: 54.7°F
The month with the highest average low temperature is August (55.6°F).
The coldest months (with the lowest average low temperature) are January and December (41°F).
Average pressure in September
Hammond, OR
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is July (30.08"Hg).
The months with the lowest atmospheric pressure are March and September (30.02"Hg).
Average wind speed in September
Hammond, OR
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in September
Hammond, OR
- Average humidity in September: 83%
The month with the highest relative humidity is August (85%).
The months with the lowest relative humidity are March, April, May, October and December (81%).
Average rainfall in September
Hammond, OR
- Average rainfall in September: 1.81"
The wettest month (with the highest rainfall) is December (6.61").
The driest month (with the least rainfall) is July (0.51").
Average rainfall days in September
Hammond, OR
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is December (21.2 days).
The month with the least rainy days is August (7.3 days).
Average snowfall in September
Hammond, OR
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").
Average snowfall days in September
Hammond, OR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Hammond, OR
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 8h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The months with the least sunshine are January and February (Average sunshine: 3h and 54min).
Average sunshine days in September
Hammond, OR
- Average sunshine days in September: 15.8 days
The month with the most sunshine days is August (20.5 days).
The month with the least sunshine days is February (7.1 days).
Average UV index in September
Hammond, OR
- Average UV index in September: 4
The months with the highest UV index are May, June, July, August, September and October (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Hammond, OR
- Average cloud cover in September: 36
The months with the most cloud cover are January and February (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 36).
Average visibility in September
Hammond, OR
- 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).
Hammond, Oregon, USA
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