The biggest temperature swing occurs between October and November, as typical highs shift from 15°C / 58.9°F to 10.4°C / 50.7°F (about 4.6°C / 8.3°F).
| Month | Low Temperature | High Temperature | Category |
|---|---|---|---|
| January | 2°C | 7.2°C | COLD |
| February | 2.3°C | 8.2°C | COOL |
| March | 3.3°C | 10.4°C | COOL |
| April | 4.8°C | 13.1°C | COOL |
| May | 8°C | 16.3°C | MILD |
| June | 11.2°C | 19.3°C | MILD |
| July | 13.4°C | 21.8°C | MILD |
| August | 13.4°C | 21.6°C | MILD |
| September | 11.3°C | 18.9°C | MILD |
| October | 8.6°C | 15°C | COOL |
| November | 5°C | 10.4°C | COOL |
| December | 2.9°C | 7.6°C | COLD |
July has the warmest typical feels-like highs (20.6°C / 69.1°F), while January is coolest (3.1°C / 37.6°F).
| Month | Low Feels Like | High Feels Like | Category |
|---|---|---|---|
| January | -2.3°C | 3.1°C | COLD |
| February | -2.1°C | 4°C | COLD |
| March | -0.7°C | 6.3°C | COLD |
| April | 1.5°C | 9.9°C | COOL |
| May | 5.3°C | 14°C | COOL |
| June | 9.2°C | 17.9°C | MILD |
| July | 12.1°C | 20.6°C | MILD |
| August | 12.2°C | 20.2°C | MILD |
| September | 9.4°C | 16.8°C | MILD |
| October | 5.8°C | 12.2°C | COOL |
| November | 1.5°C | 7.2°C | COLD |
| December | -1.2°C | 3.9°C | COLD |
July is wettest at 61.2 mm / 2.41 inches, while February is driest at 42.9 mm / 1.69 inches.
| Month | Baseline | Rainfall | Category |
|---|---|---|---|
| January | 35.6 mm | 50.4 mm | LIGHT |
| February | 35.6 mm | 42.9 mm | LIGHT |
| March | 35.6 mm | 44.5 mm | LIGHT |
| April | 35.6 mm | 46.4 mm | LIGHT |
| May | 35.6 mm | 57.2 mm | LIGHT |
| June | 35.6 mm | 57.4 mm | LIGHT |
| July | 35.6 mm | 61.2 mm | MODERATE |
| August | 35.6 mm | 59.1 mm | LIGHT |
| September | 35.6 mm | 51.4 mm | LIGHT |
| October | 35.6 mm | 61.2 mm | MODERATE |
| November | 35.6 mm | 54.6 mm | LIGHT |
| December | 35.6 mm | 54.3 mm | LIGHT |
June has the strongest peak UV (around index 7).
| Month | Baseline | UV Index | Category |
|---|---|---|---|
| January | 0 | 1.7 | LOW-MOD |
| February | 0 | 2.9 | LOW-MOD |
| March | 0 | 4.3 | MODERATE |
| April | 0 | 5.9 | MODERATE |
| May | 0 | 6.7 | HIGH |
| June | 0 | 7 | HIGH |
| July | 0 | 6.9 | HIGH |
| August | 0 | 6.3 | HIGH |
| September | 0 | 5.3 | MODERATE |
| October | 0 | 3.6 | MODERATE |
| November | 0 | 2 | LOW-MOD |
| December | 0 | 1.2 | LOW-MOD |
Daylight ranges from 7.8h in December to 16.7h in June.
| Month | Baseline | Daylight Hours | Category |
|---|---|---|---|
| January | 0h | 8.3h | SHORT |
| February | 0h | 9.9h | SHORT |
| March | 0h | 11.9h | BALANCED |
| April | 0h | 13.9h | LONG |
| May | 0h | 15.7h | LONG |
| June | 0h | 16.7h | LONG |
| July | 0h | 16.2h | LONG |
| August | 0h | 14.6h | LONG |
| September | 0h | 12.6h | BALANCED |
| October | 0h | 10.6h | BALANCED |
| November | 0h | 8.8h | SHORT |
| December | 0h | 7.8h | SHORT |
December is most humid (87%), while July is driest (71.8%).
| Month | Baseline | Humidity (avg) | Category |
|---|---|---|---|
| January | 66.5% | 85.8% | MUGGY |
| February | 66.5% | 81.7% | MUGGY |
| March | 66.5% | 78.6% | MUGGY |
| April | 66.5% | 75.7% | MUGGY |
| May | 66.5% | 75% | HUMID |
| June | 66.5% | 73.6% | HUMID |
| July | 66.5% | 71.8% | HUMID |
| August | 66.5% | 72.8% | HUMID |
| September | 66.5% | 76.6% | MUGGY |
| October | 66.5% | 81.2% | MUGGY |
| November | 66.5% | 86.1% | MUGGY |
| December | 66.5% | 87% | MUGGY |
February has the strongest typical average wind (18.2 km/h / 11.3 mph), while July is calmest (13.7 km/h / 8.5 mph).
| Month | Baseline | Wind (avg) | Category |
|---|---|---|---|
| January | 11.9 km/h | 18 km/h | CALM |
| February | 11.9 km/h | 18.2 km/h | CALM |
| March | 11.9 km/h | 16.7 km/h | CALM |
| April | 11.9 km/h | 14.9 km/h | CALM |
| May | 11.9 km/h | 14.7 km/h | CALM |
| June | 11.9 km/h | 14 km/h | CALM |
| July | 11.9 km/h | 13.7 km/h | CALM |
| August | 11.9 km/h | 14 km/h | CALM |
| September | 11.9 km/h | 14.5 km/h | CALM |
| October | 11.9 km/h | 16.4 km/h | CALM |
| November | 11.9 km/h | 16.5 km/h | CALM |
| December | 11.9 km/h | 17.5 km/h | CALM |
February is windiest by P95 gust signal (71.6 km/h / 44.5 mph).
| Month | Baseline | Wind (gusts) | Category |
|---|---|---|---|
| January | 0 km/h | 70.2 km/h | VERY WINDY |
| February | 0 km/h | 71.6 km/h | VERY WINDY |
| March | 0 km/h | 68.8 km/h | VERY WINDY |
| April | 0 km/h | 59 km/h | VERY WINDY |
| May | 0 km/h | 58.7 km/h | VERY WINDY |
| June | 0 km/h | 54 km/h | VERY WINDY |
| July | 0 km/h | 53.6 km/h | VERY WINDY |
| August | 0 km/h | 54 km/h | VERY WINDY |
| September | 0 km/h | 58.3 km/h | VERY WINDY |
| October | 0 km/h | 63.7 km/h | VERY WINDY |
| November | 0 km/h | 64.1 km/h | VERY WINDY |
| December | 0 km/h | 69.5 km/h | VERY WINDY |
July has the most rain days (~15.2), while September has the fewest (~11.9). Rain days count the average number of days in a month with measurable rain (about 0.1 mm or more).
| Month | Baseline | Rain Days | Category |
|---|---|---|---|
| January | 10.6 days | 14.4 days | FREQUENT |
| February | 10.6 days | 12.7 days | FREQUENT |
| March | 10.6 days | 14 days | FREQUENT |
| April | 10.6 days | 14 days | FREQUENT |
| May | 10.6 days | 14.4 days | FREQUENT |
| June | 10.6 days | 13.8 days | FREQUENT |
| July | 10.6 days | 15.2 days | VERY FREQUENT |
| August | 10.6 days | 14.1 days | FREQUENT |
| September | 10.6 days | 11.9 days | FREQUENT |
| October | 10.6 days | 14.3 days | FREQUENT |
| November | 10.6 days | 13.9 days | FREQUENT |
| December | 10.6 days | 14.3 days | FREQUENT |
May has the most heavy rain/washout risk days (~4). Heavy rain days are the average number of days likely to bring stronger downpours that can disrupt outdoor plans.
| Month | Baseline | Heavy Rain Days | Category |
|---|---|---|---|
| January | 0 days | 3 days | FREQUENT |
| February | 0 days | 3 days | FREQUENT |
| March | 0 days | 3 days | FREQUENT |
| April | 0 days | 3 days | FREQUENT |
| May | 0 days | 4 days | FREQUENT |
| June | 0 days | 4 days | FREQUENT |
| July | 0 days | 4 days | FREQUENT |
| August | 0 days | 4 days | FREQUENT |
| September | 0 days | 3 days | FREQUENT |
| October | 0 days | 4 days | FREQUENT |
| November | 0 days | 4 days | FREQUENT |
| December | 0 days | 4 days | FREQUENT |
January has the highest heat-risk day count (~0 days). Heat days are the average number of days that exceed our location-specific heat-risk threshold.
| Month | Baseline | Heat Days | Category |
|---|---|---|---|
| January | 0 days | 0 days | LOW |
| February | 0 days | 0 days | LOW |
| March | 0 days | 0 days | LOW |
| April | 0 days | 0 days | LOW |
| May | 0 days | 0 days | LOW |
| June | 0 days | 0 days | LOW |
| July | 0 days | 0 days | LOW |
| August | 0 days | 0 days | LOW |
| September | 0 days | 0 days | LOW |
| October | 0 days | 0 days | LOW |
| November | 0 days | 0 days | LOW |
| December | 0 days | 0 days | LOW |
Daylight varies from 7.8 hours in December (winter) to 16.7 hours in June (summer), which is a difference of 8.9 hours.
Northern Hemisphere seasons shape the weather patterns throughout the year. Here's what to expect in each season:
| Ranking Goal | #1 | #2 | #3 | #4 |
|---|---|---|---|---|
| Lowest rain risk | Jan 3 risk days | Feb 3 risk days | Mar 3 risk days | Apr 3 risk days |
| Lowest heatwave risk | Jan 0 risk days | Feb 0 risk days | Mar 0 risk days | Apr 0 risk days |
| Lowest cold risk | Aug 1 risk days | Jul 2 risk days | Jun 9 risk days | Sep 9 risk days |
| Lowest wind disruption risk | Jul 54 km/h | Jun 54 km/h | Aug 54 km/h | Sep 58 km/h |
| Most comfortable evenings | Jul 67 / 100 | Aug 66 / 100 | Jun 55 / 100 | Sep 55 / 100 |
| Best outdoor reliability | Sep 95 / 100 | Apr 94 / 100 | Mar 83 / 100 | Jan 82 / 100 |
Click any month for detailed weather information and packing advice.
Get personalized month rankings based on weather comfort, outdoor activity suitability, and seasonal conditions.
View Best Time to VisitThe best months to visit Cambridge depend on your preferences. For warm weather, July is typically the warmest month. For dry conditions, February, March, April tend to have the least rainfall. Consider your priorities, and whether you prefer warmer temperatures, drier weather, or longer daylight hours.
July is typically the warmest month in Cambridge, with average high temperatures reaching around 22°C (72°F). This is peak summer weather, ideal for outdoor activities and sightseeing.
January is usually the coldest month, with average low temperatures dropping to around 2°C (36°F). Pack warm layers if visiting during this time, especially for evening activities.
July typically sees the most rainfall in Cambridge, averaging around 61mm (2.4 inches). It's wise to pack waterproof layers and have some indoor backup plans if you're visiting during this month.
February is typically the driest month, with average rainfall of just 43mm (1.7 inches). This makes it an excellent time for outdoor exploration and activities with minimal risk of rain disruption.
Temperatures in Cambridge range from average lows of 7°C (45°F) to highs of 14°C (57°F). This variation means you'll want to pack differently depending on when you visit, as layers are key for adapting to the seasonal changes.
Yes, sun protection is important in Cambridge. UV levels can reach 7 during peak months, which is considered high. Pack sunscreen (SPF 30+), sunglasses, and a hat, especially if you'll be outdoors for extended periods.