The best times to visit Test Valley for ideal weather are
May 28th 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.
Test Valley Travel Guide
Other Test Valley Travel Info
Weather in Test Valley
Average temperatures in Test Valley vary somewhat. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 26th 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 Test Valley, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally late July where highs are regularly around 72.6°F (22.6°C) with temperatures rarely dropping below 53.9°F (12.2°C) at night.
Test Valley Temperatures (Fahrenheit)
Test Valley Temperatures (Celsius)
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.
Test Valley Perceived Temperature (F)
Test Valley Perceived Temperature (C)
Average Test Valley 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.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Test Valley are September, April, and then March. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early April. For example, on the week of April 2nd there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid January with an average of 3 days of significant precipitation the week of January 8th.
When can you find snow in Test Valley? Weather stations report very large amounts of snow likely to be deepest around November, especially close to mid February. The best time to ski (if at all) in Test Valley is often around around February 19th when fresh powder is deepest. 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 Test Valley.
Snow on the Ground
The graph below shows the average snow on the ground in Test Valley (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Test Valley has some extremely humid months, and above average humidity throughout the year. The least humid month is April (62.8% relative humidity), and the most humid month is December (82.7%).
Wind in Test Valley is usually moderate. The windiest month is January, followed by December and February. January’s average wind speed of around 9 knots (10.4 MPH or 16.7 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 late December where average top sustained speeds reach 16.3 knots, which is considered a moderate breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Test Valley.
The graph below shows wind speed (max and average) in knots.
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||9||Gentle breeze||15.1||Significant breeze|
|Feb||8.3||Gentle breeze||14||Significant breeze|
|Mar||8.3||Gentle breeze||14||Significant breeze|
|Apr||7.7||Gentle breeze||13.1||Significant breeze|
|May||7.9||Gentle breeze||13.1||Significant breeze|
|Jun||7.2||Gentle breeze||12.1||Significant breeze|
|Jul||7.1||Gentle breeze||12.4||Significant breeze|
|Aug||7.2||Gentle breeze||12.4||Significant breeze|
|Sep||6.8||Light breeze||11.7||Significant breeze|
|Oct||7.4||Gentle breeze||12.6||Significant breeze|
|Nov||8.1||Gentle breeze||13.7||Significant breeze|
|Dec||8.7||Gentle breeze||14.8||Significant breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Test Valley?
Our best data indicates this area is somewhat safe. As of Oct 07, 2019 there are travel warnings for the United Kingdom; exercise a high degree of caution. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 06, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in Test Valley, the United Kingdom 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 Test Valley 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
Overall Test Valley Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderately cold. Highs range from 65.8°F (18.8°C) and 48.9°F (9.4°C) with warmer temperatures in the later months. Rain is somewhat common with 5 to 6 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 moderate precipitation with 6 to 7 days of precipitation per month. June – August is the busiest season for tourism in Test Valley, so lodging and other accommodations may cost more than usual.
Fall (September through November)
Fall daily highs range from 68.3°F (20.2°C) and 47.5°F (8.6°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 5 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 Test Valley to be enjoyable for warm weather travelers. The average high during this season is between 48.9°F (9.4°C) and 43.9°F (6.6°C). On average, it rains or snows a fair amount: 8 to 10 times per month. These times of year are fairly slow with tourists.
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