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Glastonbury weather

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The weather map: all three models at once

NWS, American, European side by side around Glastonbury and nearby towns.Live rain radar →
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Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split

Glastonbury, CT is at its warmest in Jul (average highs near 84°F) and coldest in Feb (lows around 25°F), with roughly 52 in of precipitation across the year. Below, compare what NWS, American, European forecast for Glastonbury right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.

Glastonbury climate by month

average daytime high and overnight low across a typical year
Jan
41°
27°
Feb
43°
25°
Mar
50°
32°
Apr
61°
40°
May
70°
49°
Jun
79°
58°
Jul
84°
67°
Aug
79°
62°
Sep
74°
57°
Oct
65°
47°
Nov
52°
35°
Dec
43°
29°

Which forecast is most accurate in Glastonbury?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
88
/100rank #1
91±0.9°F98±0.6 mph7687% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
75
/100rank #2
81±1.9°F96±1.3 mph5374% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy — each measured against ERA5 (the recorded weather) over the last 30 days across 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.

Common questions

What's the weather in Glastonbury today?
On this page we show what NWS, American, European each forecast for Glastonbury today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Glastonbury today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Glastonbury and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Glastonbury?
Over the last 30 days, the European model has been the most accurate for Glastonbury (CheckWeather Score 88/100), ahead of the American at 75. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Glastonbury?
July is typically the warmest month in Glastonbury, with average highs around 84°F.
How cold does Glastonbury get?
The coldest month in Glastonbury is February, when overnight lows average about 25°F.
How much rain does Glastonbury get?
Glastonbury sees roughly 52 in of precipitation a year, with July usually the wettest month.

Nearby

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