The best times to visit Grants Pass for ideal weather are

June 11th to September 30th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.


Find a Hotel Here

 


Other Grants Pass Travel Info

Weather in Grants Pass

Temperature

Average temperatures in Grants Pass vary greatly. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a fair chance of precipitation about half of the year. The area is less temperate than some — in the 29th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Grants Pass, the hottest months are July, August, and then September. See average monthly temperatures below. The warmest time of year is generally mid August where highs are regularly around 80.3°F (26.8°C) with temperatures rarely dropping below 56.9°F (13.8°C) at night.

Grants Pass Temperatures (Fahrenheit)

Key
High
Average
Low

Grants Pass Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Grants Pass Perceived Temperature (F)

Key
High
Average
Low

Grants Pass Perceived Temperature (C)

Key
High
Average
Low

 

Average Grants Pass Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

MonthAvg. High (°F)Avg. Mean (°F)Avg. Low (°F)
Jan45.539.234.5
Feb44.237.533.1
Mar47.338.633.4
Apr52.841.334.6
May62.448.940.7
Jun6955.145.9
Jul78.664.354.2
Aug77.763.854.5
Sep72.66051.8
Oct59.150.144.1
Nov47.74136.3
Dec40.735.431.1

Show Celsius

MonthAvg. High (°C)Avg. Mean (°C)Avg. Low (°C)
Jan7.541.4
Feb6.83.10.6
Mar8.53.70.8
Apr11.65.21.4
May16.99.44.8
Jun20.612.87.7
Jul25.917.912.3
Aug25.417.712.5
Sep22.615.611
Oct15.110.16.7
Nov8.752.4
Dec4.81.9-0.5


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Grants Pass are July, August, and then September. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early July. For example, on the week of July 2nd there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid December with an average of 4 days of significant precipitation the week of December 17th.

When can you find snow in Grants Pass? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Grants Pass.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Grants Pass (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

MonthDaily Chance of RainAverage Snow Depth (in)Total Precipitation (in)
Jan26%04.7
Feb33%05.4
Mar40%06.3
Apr29%02.9
May19%01.9
Jun10%01.2
Jul3%00.3
Aug3%00.3
Sep8%01.2
Oct20%03.2
Nov32%05.5
Dec44%08.7

Show Centimeters

MonthDaily Chance of RainAverage Snow Depth (cm)Total Precipitation (cm)
Jan26011.9
Feb33013.7
Mar40016
Apr2907.4
May1904.8
Jun1003
Jul300.8
Aug300.8
Sep803
Oct2008.1
Nov32014
Dec44022.1

 

Humidity and Wind

Grants Pass has some very humid months, with other moderately humid months on the other side of the year. The least humid month is September (47.8% relative humidity), and the most humid month is December (74.8%).

Wind in Grants Pass is usually calm. The windiest month is December, followed by January and November. December’s average wind speed of around 8.9 knots (10.2 MPH or 16.5 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in mid December where average top sustained speeds reach 15.9 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Grants Pass.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

MonthAvg. WindAvg. Wind FeelSustained High WindHigh Wind Feel
Jan8.7Gentle breeze14.4Significant breeze
Feb7.9Gentle breeze13.6Significant breeze
Mar7.5Gentle breeze13.5Significant breeze
Apr5.8Light breeze11.7Significant breeze
May5.5Light breeze11.3Significant breeze
Jun5.7Light breeze11.3Significant breeze
Jul6Light breeze11.6Significant breeze
Aug5.6Light breeze11.1Significant breeze
Sep5.8Light breeze11.3Significant breeze
Oct7Gentle breeze12.7Significant breeze
Nov8.2Gentle breeze14Significant breeze
Dec8.9Gentle breeze14.9Significant breeze

Show Relative Humidity by Month

MonthAvg. Relative Humidity
Jan61.3%
Feb72.6%
Mar74.1%
Apr68.9%
May62.9%
Jun59.1%
Jul49.1%
Aug48.5%
Sep47.8%
Oct62.8%
Nov72.5%
Dec74.8%

 

Is it Safe to Travel to Grants Pass?

Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 23, 2019.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Grants Pass, OR, US is August, followed by July and June. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Grants Pass in December. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 55.1 in December means 55.1% of the tourists vs. August.


Overall Grants Pass Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 66.2°F (19°C) and 43.5°F (6.4°C) with warmer temperatures in the later months. Rain is somewhat common with 6 to 12 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have comfortably cool weather with high temperatures that are comfortable. These months see the least precipitation with 1 to 3 days of precipitation per month. June – August is the busiest season for tourism in Grants Pass, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 77.7°F (25.4°C) and 45.2°F (7.3°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 2 to 10 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is too cold this time of year in Grants Pass to be enjoyable for warm weather travelers. The average high during this season is between 47.9°F (8.8°C) and 38.9°F (3.8°C). On average, it rains or snows a great amount: 8 to 14 times per month. These times of year are fairly slow with tourists.

 

Best Times to Travelthe United States › Grants Pass, OR, US


Find a Hotel Here