. In fact, winter is mild enough, but not as in the Mediterranean climate, and rainfall is frequent for many months a year, but summer is hot and sunny, albeit with cool nights.
and is located 80 km (50 mi) away from the coast, in the Willamette Valley, the plain between the Oregon coastal chain and the Cascade chain.
, fog can form at night and in the early morning. On the coldest nights of the year, the temperature generally drops to -7/-8 °C (18/19 °F), but sometimes it can also drop below. In February 1989, it went down to -18 °C (-0.5 °F), and in December 1990, it went down to -14 °C (7 °F). Sometimes it can snow, although heavy snowfalls are rare. On average, 9 cm (3.5 in) of snow fall per year.
, there are strong temperature variations between night and day. On the hottest days of the year, the temperature usually reaches 37/38 °C (99/100 °F). At the end of June 2021, during an exceptional heat wave, the temperature reached 47 °C (116 °F).
The best time in Salem is from mid-May to late September. The driest and sunniest period is generally from mid-June to early September, but it can sometimes get very hot, especially in July and August. You can therefore go from mid-May to mid-June and in the month of September.
. Here are the average temperatures.
January is generally a quite cold month. The average temperature is of
5,6 °C, with a minimum of
2,1 °C and a maximum of
9,1 °C.
On the coldest nights of the month, the temperature usually drops to around
-5 °C. However, it dropped to
-10,6 °C in January 1993.
On the warmest days of the month, the temperature usually reaches around
15 °C. However, it reached
18 °C in January 1997.
Precipitation amounts to
155 mm, distributed over 18 days.
The day lasts on average 9 hours and 10 minutes.
There are on average 2,5 hours of sunshine per day. So, the sun shines 27% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is of
11 kph.
February is generally a quite mild month. The average temperature is of
6,7 °C, with a minimum of
2,2 °C and a maximum of
11,2 °C.
On the coldest nights of the month, the temperature usually drops to around
-4,5 °C. However, it dropped to
-9,5 °C in February 1996.
On the warmest days of the month, the temperature usually reaches around
17 °C. However, it reached
21,7 °C in February 1991.
Precipitation amounts to
115 mm, distributed over 16 days.
The day lasts on average 10 hours and 30 minutes.
There are on average 4 hours of sunshine per day. So, the sun shines 40% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is of
10,8 kph.
March is generally a mild month. The average temperature is of
8,6 °C, with a minimum of
3,5 °C and a maximum of
13,8 °C.
On the coldest nights of the month, the temperature usually drops to around
-2,5 °C. However, it dropped to
-5,6 °C in March 1993.
On the warmest days of the month, the temperature usually reaches around
21 °C. However, it reached
25 °C in March 1994.
Precipitation amounts to
110 mm, distributed over 18 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 6,5 hours of sunshine per day. So, the sun shines 54% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is of
11,3 kph.
April is generally a mild month. The average temperature is of
10,7 °C, with a minimum of
5 °C and a maximum of
16,4 °C.
On the coldest nights of the month, the temperature usually drops to around
-0,5 °C. However, it dropped to
-2,8 °C in April 2009.
On the warmest days of the month, the temperature usually reaches around
25,5 °C. However, it reached
31,1 °C in April 2016.
Precipitation amounts to
80 mm, distributed over 16 days.
The day lasts on average 13 hours and 35 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 58% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is of
10,7 kph.
May is generally a mild month. The average temperature is of
14,2 °C, with a minimum of
7,9 °C and a maximum of
20,6 °C.
On the coldest nights of the month, the temperature usually drops to around
2 °C. However, it dropped to
-1 °C in May 2002.
On the warmest days of the month, the temperature usually reaches around
30,5 °C. However, it reached
37,2 °C in May 2008.
Precipitation amounts to
55 mm, distributed over 12 days.
The day lasts on average 14 hours and 55 minutes.
There are on average 9 hours of sunshine per day. So, the sun shines 61% of the time.
The average humidity is 67%.
The average wind speed is of
9,9 kph.
June is generally a very mild month. However, there are remarkable differences between night and day. The average temperature is of
17,1 °C, with a minimum of
10,4 °C and a maximum of
23,7 °C.
On the coldest nights of the month, the temperature usually drops to around
5,5 °C. However, it dropped to
0,6 °C in June 1991.
On the warmest days of the month, the temperature usually reaches around
33 °C. However, it reached
40,6 °C in June 1992.
Precipitation amounts to
30 mm, distributed over 8 days.
The day lasts on average 15 hours and 35 minutes. June 21, the winter solstice, is the shortest day of the year in the Southern Hemisphere.
There are on average 10 hours of sunshine per day. So, the sun shines 63% of the time.
The average humidity is 64%.
The average wind speed is of
10,3 kph.
July, the warmest month of the year, is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of
20,7 °C, with a minimum of
12,8 °C and a maximum of
28,6 °C.
On the coldest nights of the month, the temperature usually drops to around
8,5 °C. However, it dropped to
5,6 °C in July 1993.
On the warmest days of the month, the temperature usually reaches around
36,5 °C. However, it reached
42 °C in July 2009.
Precipitation amounts to only
5 mm, distributed over 2 days.
The day lasts on average 15 hours and 10 minutes.
There are on average 11,5 hours of sunshine per day. So, the sun shines 75% of the time.
The average humidity is 57%.
The average wind speed is of
10,2 kph.
August is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of
20,7 °C, with a minimum of
12,7 °C and a maximum of
28,7 °C.
On the coldest nights of the month, the temperature usually drops to around
8,5 °C. However, it dropped to
5,6 °C in August 1991.
On the warmest days of the month, the temperature usually reaches around
36,5 °C. However, it reached
41,7 °C in August 2017.
Precipitation amounts to
10 mm, distributed over 3 days.
The day lasts on average 14 hours and 0 minutes.
There are on average 10,5 hours of sunshine per day. So, the sun shines 73% of the time.
The average humidity is 58%.
The average wind speed is of
9,4 kph.
September is generally a very mild month. However, there are remarkable differences between night and day. The average temperature is of
17,8 °C, with a minimum of
10,3 °C and a maximum of
25,3 °C.
On the coldest nights of the month, the temperature usually drops to around
5 °C. However, it dropped to
0 °C in September 2000.
On the warmest days of the month, the temperature usually reaches around
33,5 °C. However, it reached
36,7 °C in September 2003.
Precipitation amounts to
35 mm, distributed over 6 days.
The day lasts on average 12 hours and 25 minutes.
There are on average 8,5 hours of sunshine per day. So, the sun shines 68% of the time.
The average humidity is 63%.
The average wind speed is of
8,6 kph.
October is generally a mild month. The average temperature is of
12,4 °C, with a minimum of
6,6 °C and a maximum of
18,2 °C.
On the coldest nights of the month, the temperature usually drops to around
0 °C. However, it dropped to
-6,7 °C in October 2002.
On the warmest days of the month, the temperature usually reaches around
26 °C. However, it reached
30,6 °C in October 1991.
Precipitation amounts to
90 mm, distributed over 12 days.
The day lasts on average 10 hours and 55 minutes.
There are on average 5,5 hours of sunshine per day. So, the sun shines 51% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is of
9 kph.
November is generally a quite mild month. The average temperature is of
7,9 °C, with a minimum of
3,9 °C and a maximum of
12 °C.
On the coldest nights of the month, the temperature usually drops to around
-3,5 °C. However, it dropped to
-7,8 °C in November 1993.
On the warmest days of the month, the temperature usually reaches around
18 °C. However, it reached
23,3 °C in November 2010.
Precipitation amounts to
150 mm, distributed over 18 days.
The day lasts on average 9 hours and 30 minutes.
There are on average 3 hours of sunshine per day. So, the sun shines 30% of the time.
The average humidity is 83%. Hence, the air is normally humid.
The average wind speed is of
10,7 kph.
December, the coldest month of the year, is generally a quite cold month. The average temperature is of
5,1 °C, with a minimum of
1,7 °C and a maximum of
8,6 °C.
On the coldest nights of the month, the temperature usually drops to around
-6 °C. However, it dropped to
-13,3 °C in December 2013.
On the warmest days of the month, the temperature usually reaches around
14,5 °C. However, it reached
20 °C in December 1993.
Precipitation amounts to
175 mm, distributed over 19 days.
The day lasts on average 8 hours and 50 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There are on average 2,5 hours of sunshine per day. So, the sun shines 27% of the time.
The average humidity is 85%. Hence, the air is normally humid.
The average wind speed is of
11,2 kph.