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SunnyDays

ERA5 almanac — 8 years of real data

Stowe in July

Stowe in July: 52% of days see measurable rain, 79°F average high, 24% of days historically clear (n=248, ERA5 2018–2025).

Stowe in July is historically a poor month for sun: only 24% of days clear across 8 years (n=248, avg high 79°F). August is the clearest month for Stowe historically. Historical average, not a forecast.

What you are reading: 8-year historical averages from the ERA5 reanalysis, not a forecast. A month that is historically 90% clear can still be overcast on your specific trip. For this week’s actual forecast, see the live Stowe page. Both can be true at once: “historically strong in this month; this particular week is not.” We label which is which.

Early vs. Late July

Clear-sky percentage for Stowe in July, split by half-month. “n” is the number of days sampled across 8 years (2018–2025).
Period % Clear days Sample (n) Avg high
Early July
1st–15th		 28% n=120 79°F
Late July
16th–end		 21% n=128 79°F
Full month average 24% n=248 79°F

Sunshine & warmth in July

A second measure using actual sunshine hours (ERA5 sunshine_duration), not the daily weather code. A Lowcountry day with 12 hours of sun and a 25-minute afternoon storm is counted below as a warm, sunny day — because it was. How we define this.

Sunshine-based metrics for Stowe in July. Primary: % of days ≥ 72°F with > 6 h of sunshine.
Period Warm & sunny (≥72°F, >6 h sun) Sample (n)
Early July
1st–15th		 88% n=120
Late July
16th–end		 79% n=128
Full month average 83% n=248
13.0 h median sunshine per day 83% of days exceed 8 h sunshine 52% of days see ≥ 1 mm rain — rain is not hidden
Comparison (old vs new): WMO-code “clear” bar: 24%. Sunshine-based “warm & sunny”: 83%. The 59-point gap is from brief afternoon convective storms that stamp the whole day as “rain” in the WMO code but leave the bulk of the sunshine untouched.

Bottom line

Stowe is mostly overcast in July historically: only 24% of days are clear across 8 years (n=248), avg high 79°F. If you want sun in Stowe, August is historically much better. Most visitors this month will see more clouds than sun.

→ See all destinations in August — historically the best month for sun in Stowe.

Every month in Stowe

Compare across all months with data. Numbers are historical clear-sky %.

Historical clear-sky % for Stowe, all months, ERA5 2018–2025.
Month % Clear Sample (n)
January 0% n=248 All destinations →
February 0% n=226 All destinations →
March 0% n=248 All destinations →
April 2% n=240 All destinations →
May 14% n=248 All destinations →
June 21% n=240 All destinations →
July ← this page 24% n=248 All destinations →
August 25% n=248 All destinations →
September 18% n=240 All destinations →
October 6% n=248 All destinations →
November 0% n=240 All destinations →
December 0% n=248 All destinations →

Frequently asked

Does it rain in Stowe in July?

Yes, frequently. In Stowe, 52% of days in July see measurable rain, based on 8 years of ERA5 historical data (n=248 days, 2018–2025). This is a historical average, not a forecast.

Is Stowe good for sun in July?

Not usually. Stowe is historically overcast in July: only 24% of days are clear (avg high 79°F, n=248 days, ERA5 2018–2025). August is historically far better for sun here.

How Stowe compares in July

Head-to-head clear-sky comparisons against destinations travelers plausibly weigh against Stowe this month — same passport tier, similar flight distance, both sides from the same 8-year ERA5 record.

All percentages are historical averages from the ERA5 reanalysis via Open-Meteo, 8 full years (2018–2025). “Clear” means avg high ≥ 72 °F, precipitation < 1 mm, and a non-precipitation weather code. This is history, not a forecast. The live 7-day outlook for any destination is on its own page and may differ from the long-run average. Data from Open-Meteo.