The best times to visit Waterville for ideal weather are

May 21st 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.

 

 


Other Waterville Travel Info

Weather in Waterville

Temperature

Average temperatures in Waterville vary drastically. 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 35th 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 Waterville, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 79.9°F (26.6°C) with temperatures rarely dropping below 60.9°F (16.1°C) at night.

Waterville Temperatures (Fahrenheit)

Key
High
Average
Low

Waterville 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.

Waterville Perceived Temperature (F)

Key
High
Average
Low

Waterville Perceived Temperature (C)

Key
High
Average
Low

 

Average Waterville 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

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 29.1 20 11.7
Feb 30.5 21.5 13.3
Mar 41.2 31.2 22.7
Apr 54.7 44.1 35.1
May 67 55.1 45.5
Jun 72.1 62.1 53.7
Jul 78.9 68.8 60.1
Aug 77.5 66.9 58
Sep 70.4 59.7 50.8
Oct 58.5 49.2 41.3
Nov 45.7 37.2 29.8
Dec 34.5 26.8 19.8

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan -1.6 -6.7 -11.3
Feb -0.8 -5.8 -10.4
Mar 5.1 -0.4 -5.2
Apr 12.6 6.7 1.7
May 19.4 12.8 7.5
Jun 22.3 16.7 12.1
Jul 26.1 20.4 15.6
Aug 25.3 19.4 14.4
Sep 21.3 15.4 10.4
Oct 14.7 9.6 5.2
Nov 7.6 2.9 -1.2
Dec 1.4 -2.9 -6.8

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Waterville are January, February, 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 to mid February. For example, on the week of February 12th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid May with an average of 2 days of significant precipitation the week of May 14th.

When can you find snow in Waterville? 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 Waterville.

Key
Days with precipitation

Snow on the Ground

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

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 6% 0 1
Feb 10% 0 1
Mar 14% 0 1.9
Apr 20% 0 3.3
May 20% 0 2.4
Jun 24% 0 3.7
Jul 22% 0 3.7
Aug 19% 0 3.5
Sep 13% 0 3
Oct 18% 0 3.5
Nov 15% 0 3.4
Dec 18% 0 2.4

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 6 0 2.5
Feb 10 0 2.5
Mar 14 0 4.8
Apr 20 0 8.4
May 20 0 6.1
Jun 24 0 9.4
Jul 22 0 9.4
Aug 19 0 8.9
Sep 13 0 7.6
Oct 18 0 8.9
Nov 15 0 8.6
Dec 18 0 6.1

 

Humidity and Wind

Waterville has some slightly muggy months, with moderately humid months on the other side of the year. The least humid month is March (47.4% relative humidity), and the most humid month is August (67.9%).

Wind in Waterville is usually calm. The windiest month is March, followed by April and February. March’s average wind speed of around 6.5 knots (7.5 MPH or 12.1 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late March where average top sustained speeds reach 14.2 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

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.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 5.3 Light breeze 12.7 Significant breeze
Feb 5.8 Light breeze 13 Significant breeze
Mar 6.5 Light breeze 13.6 Significant breeze
Apr 6 Light breeze 12.9 Significant breeze
May 4.8 Light breeze 11.4 Significant breeze
Jun 3.8 Barely noticeable 9.6 Gentle breeze
Jul 3.6 Barely noticeable 9.1 Significant breeze
Aug 3.3 Barely noticeable 9.2 Gentle breeze
Sep 3.8 Barely noticeable 9.6 Significant breeze
Oct 4.4 Light breeze 10.5 Gentle breeze
Nov 5.2 Light breeze 11.8 Significant breeze
Dec 5.3 Light breeze 12 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 53.6%
Feb 49.6%
Mar 47.4%
Apr 48.1%
May 55.7%
Jun 66.3%
Jul 67.6%
Aug 67.9%
Sep 66.2%
Oct 62%
Nov 58%
Dec 63.9%

 

Is it Safe to Travel to Waterville?

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 Waterville, ME, US is June, followed by August and September. 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 Waterville in November. 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 56.3 in November means 56.3% of the tourists vs. June.

 

 

Overall Waterville Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 70.3°F (21.3°C) and 33.6°F (0.9°C) with far warmer temperatures in the later months. Rain is somewhat common with 4 to 6 days of significant precipitation per month. Spring is fairly slow for tourism, which makes it a good time for those looking for deals.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are comfortable. These months see the most precipitation with 6 to 7 days of precipitation per month. June – August is the busiest season for tourism in Waterville, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 75.1°F (23.9°C) and 39.9°F (4.4°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 4 to 6 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 far too cold this time of year in Waterville to be enjoyable for warm weather travelers. The average high during this season is between 37°F (2.8°C) and 25.9°F (-3.4°C). On average, it rains or snows a smalll amount: 2 to 6 times per month. These times of year are the second busiest with tourists.

 

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